Browse specialties
Chiropractors
Dentists
Dermatologists
Ear, Nose & Throat Doctors
Endocrinologists
Eye Doctors
OBGYNs
Ophthalmologists
Optometrists
Orthopedic Surgeons
Podiatrists
Primary Care Doctors
Psychiatrists
Psychologists
Therapist-Counselors
See all specialties A-Z
Zocdoc
HomeAbout usPressCareersHelp
Contact
service@zocdoc.com855-962-3621
Discover
The Paper Gown: Stories for and about patientsThe Script: Insights for doctorsCommunity StandardsData and privacyVerified reviewsTech BlogNew
Are you a top doctor or health service?
Try Zo, your AI Phone AssistantList your practice on ZocdocLearn about Zocdoc for Health SystemsBecome an EHR partner
Insurance Carriers
Top Specialties
Welcome to Zocdoc!
Book local doctors who take your insurance
Sign up
For providers
Grow your practice
For patients
Browse doctors
Browse practices
Browse hospitals
Browse insurances
Browse locations
Browse conditions
Browse procedures
Browse treatments
Zocdoc
HomeAbout usPressCareersHelp
Contact
service@zocdoc.com855-962-3621
Discover
The Paper Gown: Stories for and about patientsThe Script: Insights for doctorsCommunity StandardsData and privacyVerified reviewsTech BlogNew
Are you a top doctor or health service?
Try Zo, your AI Phone AssistantList your practice on ZocdocLearn about Zocdoc for Health SystemsBecome an EHR partner
Insurance Carriers
Top Specialties
HelpList your practice on Zocdoc
Sign up

Find an in-network doctor from over 10,000 insurance plans

Add your insurance to see in-network doctors
insurance link for 300
insurance link for 307
insurance link for 323
insurance link for 356
insurance link for 324
See all (1,000+)
315 verified Medicare Doctors in Columbia, MD
Zocdoc verifies all providers before they can appear in Zocdoc search results. Every provider that appears in search is open to new patients.
In-network providersInsurance logo
Availability last updated 11/12/2026
Availability last updated 11/12/2026

Dr. Neha Rajpal, MD

Gastroenterologist
4.90
·40 reviews
Very thorough and easy to understand procedures. Very professional. by EAClick to read more
16.5 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Neha Rajpal is a gastroenterologist who sees patients in person at Gastro Centers of America in Silver Spring, Rockville, and Riverdale, MD. She provides care for individuals seeking evaluation and treatment of digestive health concerns. Dr. Rajpal completed her medical degree at Georgetown Uni...Click to read more
Next available: Wed, Nov 18

Dr. Monica Passi, MD

Gastroenterologist
4.84
·124 reviews
Dr. Passi was AMAZING! She truly listened and provided genuine feedback. I’m excited to finally have a plan for my issues. - Feb 6, 2026 by Ashley J.Click to read more
16.5 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · Medicare
Accepting new patients · Highly recommended · Expertise in acute gastrointestinal bleeding + 5 more ·
Read bio
Dr. Monica Passi is a distinguished gastroenterologist. She practices at the Gastro Center of MD and sees patients in Riverdale and Annapolis, MD.  Dr. Passi completed her medical degree from George Washington University and her internship in internal medicine at North Shore University Hospital. Sh...Click to read more
Next available: Wed, Nov 18

Leanne Antioquia, NP

Family Nurse Practitioner
4.84
·329 reviews
The NP was patient and very professional and proficient. - Nov 27, 2023 by Denise B.Click to read more
17 mi · 14300 Gallant Fox Ln, Ste 110, Bowie, MD 20715
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
NEW PATIENTS: Please ensure that you arrive *30 minutes prior to your scheduled appointment* to complete the check-in and registration process. Failure to arrive 30 minutes early may result in your appointment being rescheduled. This is a PRIMARY CARE visit - not a specialist appointment (for exam...Click to read more
Next available: Tue, Nov 17

Dr. Chukwuka Ojiako, DO

Primary Care Doctor
4.00
·12 reviews
22.5 mi · 1710 Rhode Island Ave NW, Washington, DC 20036
In-network · Medicare
Accepting new patients · Expertise in chronic high blood pressure + 1 more ·
Read bio
Dr. Chukwuka Ojiako is an experienced primary care doctor and family physician serving patients in Washington, DC, and Maryland. He currently practices at the offices of CloseKnit Primary Care. Dr. Ojiako earned his Doctor of Osteopathic Medicine degree from the New York Institute of Technology, New...Click to read more
Next available: Sun, Nov 22

Dr. Robert Byrne, MD

Gastroenterologist
4.66
·71 reviews
Great Doctor Who listens to his patients and explains things quite succinctly. - Oct 14, 2025 by Richard G.Click to read more
16.5 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · Medicare
Accepting new patients ·
Read bio
Dr. Robert Byrne is an experienced gastroenterologist who practices at the Gastro Center of MD. He offers services to people in Riverdale and Gaithersburg, MD. Dr. Byrne is committed to providing exceptional, patient-centered care for digestive and liver disorders. He listens to each patient and cr...Click to read more
Next available: Thu, Nov 19

Dr. Shevel DaCosta, MD

Primary Care Doctor
4.83
·6 reviews
Excellent location and professional staff. - Oct 9, 2026 by Julian E.Click to read more
22 mi · 2639 Connecticut Ave NW, Ste C 100, Washington, DC 20008
In-network · Medicare
Accepting new patients ·
Read bio
Dr. Shevel DaCosta is an Internal Medicine–trained physician who earned her medical degree from Loma Linda University School of Medicine and completed her Internal Medicine residency at The George Washington University Hospital. Dr. DaCosta has special interests in preventive medicine, weight manage...Click to read more
Next available: Tue, Dec 8

Uzoamaka Nwokorie, PA

Physician Assistant (Virtual)
4.70
·50 reviews
She was pleasant and knowledgeable - Sep 28, 2024Click to read more
Rockville, MD
In-network · Medicare
Accepting new patients · Offers video visits · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* I enj...Click to read more
Next available: Sat, Nov 14

Muslimot Olabiyi Peters, NP

Acute Care Nurse Practitioner (Adult / Gerontology) (Virtual)
4.83
·54 reviews
Very straight forward and convenient since it was telehealth. She was very nice. I appreciate her! - Mar 18, 2024 by Sophia K.Click to read more
Rockville, MD
In-network · Medicare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* Musli...Click to read more
Next available: tomorrow

Arlette Poumini, MSN, APRN

Nurse Practitioner
17 mi · 3331 Toledo Terrace, #108, Hyattsville, MD 20782
In-network · Medicare
Accepting new patients ·
Read bio
My name is Arlette Leonie Poumini, and I am a compassionate and dedicated Family Nurse Practitioner with over a decade of diverse healthcare experience. I specialize in providing comprehensive care across various medical fields, including mental and behavioral health, infection control, oncology, or...Click to read more
Next available: Tue, Nov 17

Uzoamaka Nwokorie, PA

Physician Assistant
4.62
·13 reviews
My appointment had to be rescheduled. They called me and I was able to make it a bit later. It worked out perfectly. - Dec 25, 2025 by Janick L.Click to read more
19.5 mi · 8305 Wisconsin Ave, Bethesda, MD 20814
In-network · Medicare
Accepting new patients · Excellent wait time ·
Read bio
Ms. Uzoamaka Nwokorie is a physician assistant in Bethesda, MD. She welcomes patients with common illnesses, chronic diseases, and minor injuries affecting their quality of life. She is fluent in English and Igbo, enabling her to cater to patients from diverse cultural backgrounds. Ms. Nwokorie unde...Click to read more
Next available: today

Dr. Jason Lowery, MD

Primary Care Doctor
4.90
·205 reviews
The best doctor that I’ve ever visited; incredibly kind, considerate, knowledgeable, and thorough - truly exceptional! - May 19, 2024 by Peter D.Click to read more
22 mi · 12800 Middlebrook Rd, Ste 400, Germantown, MD 20874
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 6 more ·
Read bio
NEW PATIENTS: Please ensure that you arrive *30 minutes prior to your scheduled appointment* to complete the check-in and registration process. Failure to arrive 30 minutes early may result in your appointment being rescheduled. This is a PRIMARY CARE visit - not a specialist appointment (for examp...Click to read more
Next available: Thu, Dec 10

Dr. Vasif C. Kalfa, MD

Allergist
4.87
·292 reviews
Dr. Kalfa was thorough. He was attentive to my issue and tested accordingly. I highly recommend him! - Jul 20, 2021 by Sylvia T.Click to read more
17 mi · 8630 Fenton Street, Suite 522, Silver Spring, MD 20910
In-network · Medicare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in asthma + 2 more ·
Read bio
If you are an existing patient of our office please call us to schedule your follow-up appointment. Dr. Kalfa is a physician specializing in both Pediatric and Adult Allergy & Immunology. He earned his Allergy and Immunology Fellowship at University of California Los Angeles. He is board-certified...Click to read more
Next available: Thu, Nov 19

Dr. Neha Rajpal, MD

Gastroenterologist
4.90
·40 reviews
Very thorough and easy to understand procedures. Very professional. by EAClick to read more
16 mi · 10301 Georgia Ave, Ste 208, Silver Spring, MD 20902
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Neha Rajpal is a gastroenterologist who sees patients in person at Gastro Centers of America in Silver Spring, Rockville, and Riverdale, MD. She provides care for individuals seeking evaluation and treatment of digestive health concerns. Dr. Rajpal completed her medical degree at Georgetown Uni...Click to read more
Next available: Mon, Nov 30

Olukemi Ogunmakinwa, CRNP

Nurse Practitioner
4.87
·525 reviews
Wonderful staff and I love the Doctor. She’s amazing! Highly recommend this place. - Dec 5, 2020 by Taylor N.Click to read more
19 mi · 19650 Clubhouse Rd, Ste 104, Montgomery Village, MD 20886
In-network · Medicare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Thank you for booking with us. NOTE: Our practice has a $50 no-show and late cancellation fee. Please expect a phone call from our practice to confirm appointment details. Complete contact and insurance information is required at time of booking or shortly thereafter. _ Ms. Olukemi Ogunmakinwa...Click to read more
Next available: tomorrow

Anna Docktor, PA

Physician Assistant
4.51
·45 reviews
Anna was great! She listened and was helpful. She explained things clearly and did not rush me. - Apr 22, 2026Click to read more
20 mi · 877 Baltimore Annapolis Blvd, Ste 112, Severna Park, MD 21146
In-network · Medicare
Accepting new patients · Expertise in diabetic emergency ·
Read bio
This is a PRIMARY CARE visit - not a specialist appointment (for example, dermatology, pediatrics, or obstetrics and gynecology). Anna Docktor, PA-C is a nationally board-certified Physician Assistant at First Medical Associates in Severna Park, MD. She graduated and received her Master of Science ...Click to read more
Next available: today

Dr. Dionne Gay Lynch, MD

Primary Care Doctor
4.76
·96 reviews
Amazing staff. Excellent physician. Clean and sleek office.Click to read more
22.5 mi · 1710 Rhode Island Ave NW, Washington, DC 20036
In-network · Medicare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in high cholesterol + 4 more ·
Read bio
Dr. Lynch was born in Bethesda, Maryland. During her early years, her family moved often due to military service, but she did most of her growing up in Prince George’s County, Maryland. She earned a Bachelor's degree in Biology from Hampton University and her medical degree from Howard University Co...Click to read more
Next available: Sun, Nov 29

Dr. Raymond Richhart, MD

Gastroenterologist
5.00
·37 reviews
was really very quick from checkin to get seen by the provider. The provider is thorough and made the entire encounter comfortable by ZRClick to read more
16 mi · 10301 Georgia Ave, Ste 208, Silver Spring, MD 20902
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Raymond Richhart is a gastroenterologist who sees patients at Gastro Centers of America in Silver Spring, Rockville, and Riverdale, MD. He provides care for individuals seeking evaluation and support for digestive health concerns. Dr. Richhart earned his medical degree from the University of Vi...Click to read more
Next available: Fri, Dec 4

Dr. Jennie Zhang, DO

Gastroenterologist
4.70
·40 reviews
Dr. Zhang was pleasant to speak with and thorough in her professionalism. I feel comfort being in her care. - May 12, 2026 by Katherine H.Click to read more
16.5 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · Medicare
Accepting new patients ·
Read bio
Dr. Jennie Zhang is a distinguished gastroenterologist. She practices at the Gastro Center of MD, serving patients in Silver Spring, Riverdale, and Olney, MD. Dr. Zhang completed her medical degree at the West Virginia School of Osteopathic Medicine and her residency in internal medicine at the Uni...Click to read more
Next available: Tue, Nov 24

Dr. Jennie Zhang, DO

Gastroenterologist
4.70
·40 reviews
Dr. Zhang was pleasant to speak with and thorough in her professionalism. I feel comfort being in her care. - May 12, 2026 by Katherine H.Click to read more
19 mi · 15225 Shady Grove Rd,, Ste 304, Rockville, MD 20850
In-network · Medicare
Accepting new patients ·
Read bio
Dr. Jennie Zhang is a distinguished gastroenterologist. She practices at the Gastro Center of MD, serving patients in Silver Spring, Riverdale, and Olney, MD. Dr. Zhang completed her medical degree at the West Virginia School of Osteopathic Medicine and her residency in internal medicine at the Uni...Click to read more
Next available: tomorrow

Tess Lee, NP

Family Nurse Practitioner
5.00
·2 reviews
21.5 mi · 12321 Middlebrook Rd, Ste 101, Germantown, MD 20874
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in high cholesterol ·
Read bio
Ms. Tess Lee is a family nurse practitioner who sees patients in person at truHealthNow in Germantown, MD. She provides care for individuals seeking support with their health needs. A master's degree in nursing from Walden University supports Ms. Lee's advanced nursing practice. Her education provi...Click to read more

Dr. Robert Byrne, MD

Gastroenterologist
4.66
·71 reviews
Great Doctor Who listens to his patients and explains things quite succinctly. - Oct 14, 2025 by Richard G.Click to read more
16 mi · 10301 Georgia Ave, Ste 208, Silver Spring, MD 20902
In-network · Medicare
Accepting new patients ·
Read bio
Dr. Robert Byrne is an experienced gastroenterologist who practices at the Gastro Center of MD. He offers services to people in Riverdale and Gaithersburg, MD. Dr. Byrne is committed to providing exceptional, patient-centered care for digestive and liver disorders. He listens to each patient and cr...Click to read more
Next available: Mon, Dec 7

Albert Fuzayl, PA

Physician Assistant
4.69
·216 reviews
He was professional yet hilarious. Awesome dude, will be coming back in the future.Click to read more
19 mi · 900 Kenilworth Dr, Towson, MD 21204
In-network · Medicare
Accepting new patients · Excellent wait time ·
Read bio
Mr. Albert Fuzayl is a highly skilled physician assistant currently offering his services at CloseKnit Primary Care in Townson, MD. He is fluent in English and Vietnamese. Mr. Fuzayl also received certification from the National Commission on Certification of Physician Assistants. As part of his for...Click to read more
Next available: Mon, Nov 16

Dr. Aman Octain, DO

Primary Care Doctor
4.94
·90 reviews
Great experience, doctor was knowledgeable and explained everything in a clear and concise manner. - Apr 10, 2026Click to read more
22.5 mi · 315 H St NE, Washington, DC 20002
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Aman Octain is a highly regarded family physician. He practices in Washington, DC, where he welcomes patients of all ages and genders. Dr. Octain earned his medical degree from Edward Via College of Osteopathic Medicine, Ulm Campus. Certified by the American Board of Family Medicine, he offers p...Click to read more
Next available: Tue, Dec 15

Claire Chen, NP

Family Nurse Practitioner
4.96
·24 reviews
Thank you! by AQClick to read more
20 mi · 14800 Physicians Ln, Ste 131, Rockville, MD 20850
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Ms. Claire Chen is a board-certified family nurse practitioner who believes in treating the whole person, not just the condition. She strives to create a welcoming, supportive environment where patients feel heard, respected, and empowered in their healthcare decisions. Ms. Chen is deeply committed...Click to read more
Next available: today

Sophie Shi, FNP

Family Nurse Practitioner (Virtual)
4.85
·26 reviews
The communication was great prior to the appointment via text, email and phone. Dr. Shi was awesome communication wise, very easy to talk to. I would highly recommend her and her practice and look forward to my next appointment. - May 6, 2026 by Kevin S.Click to read more
Baltimore, MD
In-network · Medicare
Accepting new patients · Offers video visits · Highly recommended · Expertise in lower back pain ·
Read bio
Sophie Shi, MSN, FNP-C, is a board-certified Family Nurse Practitioner dedicated to creating a safe, welcoming environment where patients feel comfortable speaking openly about their health. She is pursuing her Doctorate in Nursing Practice at Johns Hopkins University, and received her Master of Sci...Click to read more
Next available: Sat, Jan 2

Katherine Lee, FNP

Family Nurse Practitioner
4.82
·71 reviews
Very patient and detailed provider, listening to the patient and giving good recommendations.Click to read more
19.5 mi · 9601 Blackwell Rd, Ste 210, Rockville, MD 20850
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
NEW PATIENTS: Please ensure that you arrive *30 minutes prior to your scheduled appointment* to complete the check-in and registration process. Failure to arrive 30 minutes early may result in your appointment being rescheduled. This is a PRIMARY CARE visit - not a specialist appointment (for examp...Click to read more
Next available: tomorrow

Latoya White, APRN, RN, NP

Family Nurse Practitioner (Virtual)
1.00
·1 review
Rockville, MD
In-network · Medicare
Accepting new patients · Offers video visits · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* La...Click to read more
Next available: Sat, Nov 14

Michele Postol, APRN, RN, ACNP-BC

Family Nurse Practitioner (Virtual)
4.60
·125 reviews
Absolutely amazing! made me feel comfortable with my concerns and answered all my questions. - Oct 24, 2023 by Mary E.Click to read more
Rockville, MD
In-network · Medicare
Accepting new patients · Offers video visits · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* Hel...Click to read more
Next available: Sat, Nov 14

Dr. Brandi Harlow, DNP

Family Nurse Practitioner (Virtual)
4.76
·173 reviews
I think for me it's great I get cluster headaches so for me to be able to stay home is great - May 11, 2026 by Robert C.Click to read more
Rockville, MD
In-network · Medicare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* Bra...Click to read more
Next available: Sat, Nov 14

Taiwo Asaolu, CRNP

Family Nurse Practitioner
4.89
·27 reviews
She is a great listener and passionate about her job.The service was top notch! - Aug 15, 2026Click to read more
19.5 mi · 1134 York Rd, Ste 208, Lutherville, MD 21093
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Ms. Taiwo Asaolu is a family nurse practitioner who provides primary healthcare to individuals and families. She practices at Excelle Medical Clinic in Lutherville, MD. Ms. Asaolu focuses on health promotion, disease prevention, and patient education. She develops patient-centered care plans aligne...Click to read more
Next available: tomorrow

Dr. Layne Price, APRN, NP, DNP

Family Nurse Practitioner
5.00
·30 reviews
The Dr was very nice, informative and attentive. She informed me on necessary procedures for my age group and talked with me very calm and friendly. Her nurse that did my vitals was very sweet and patient also. Thank you guys! - Dec 30, 2025 by Tisa H.Click to read more
19 mi · 10400 Old Georgetown Rd, Bethesda, MD 20814
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Ms. Layne Price is a family nurse practitioner based in Maryland. She offers in-person services in Gaithersburg and Bethesda, MD. Ms. Price earned her doctorate in family nursing from the University of Maryland School of Nursing. She stays current with the advancements in her field. Ms. Price provid...Click to read more
Next available: Sat, Nov 14

Ruphina Nnebedum, CRNP, PMHNP-BC

Family Psychiatric & Mental Health Nurse Practitioner
4.67
·64 reviews
It was amazing. She was very attentive, friendly, and detailed. - Jun 22, 2023 by Jalynn S.Click to read more
20.5 mi · 1300 Mercantile Ln, Ste 100-C, Largo, MD 20774
In-network · Medicare
Also offers video visits · Accepting new patients · Excellent wait time ·
Read bio
Highly motivated, compassionate, caring, goal-oriented, and board-certified healthcare provider with over fifteen years of combined experience in healthcare services. I am a psychiatric nurse practitioner devoted to clients' wellbeing, safety, and positive outcomes by paying close attention to detai...Click to read more
Next available: today

Ruphina Nnebedum, CRNP, PMHNP-BC

Family Psychiatric & Mental Health Nurse Practitioner (Virtual)
4.67
·64 reviews
It was amazing. She was very attentive, friendly, and detailed. - Jun 22, 2023 by Jalynn S.Click to read more
Largo, MD
In-network · Medicare
Accepting new patients · Offers video visits · Excellent wait time ·
Read bio
Highly motivated, compassionate, caring, goal-oriented, and board-certified healthcare provider with over fifteen years of combined experience in healthcare services. I am a psychiatric nurse practitioner devoted to clients' wellbeing, safety, and positive outcomes by paying close attention to detai...Click to read more
Next available: today

Dr. John Chuke, MD

Internist
4.82
·943 reviews
Very good. He was understanding and actually listened to me about what my issues were. - Sep 14, 2016Click to read more
19 mi · 15005 Shady Grove Rd, Ste 240, Rockville, MD 20850
In-network · Medicare
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in chronic high blood pressure + 1 more ·
Read bio
Dr. John Chuke is a board certified Internist. Dr. Chuke completed his residency at the reputable William Beaumont Hospital in Royal Oak, Michigan. Prior to that he worked as a researcher in the Departments of Neurology and Ophthalmology at the University of Kentucky Medical Center where he conducte...Click to read more
Next available: tomorrow

Dr. Richard McClendon, MD

Primary Care Doctor
4.96
·225 reviews
Very nice and attentive to my concerns. Provided helpful recommendations. by AVClick to read more
23 mi · 1100 H St NW, Suite 1100, Washington, DC 20005
In-network · Medicare
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in chronic high blood pressure ·
Read bio
A graduate of Georgetown University, where he earned his Doctor of Medicine, Dr. Richard McClendon has over 20 years of practice in Internal Medicine. He completed his residency in Internal Medicine at the Mayo Clinic. Dr. McClendon is passionate about caring for and improving his patients' health a...Click to read more
Next available: Thu, Dec 10

Christina Sasselli, NP

Nurse Practitioner
5.00
·3 reviews
She was awesome! Definitely will be back - Nov 4, 2026 by Jessica S.Click to read more
20.5 mi · 10110 Molecular Dr, Ste 209, Rockville, MD 20850
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Christina Sasselli, CRNP, is a board-certified Family Nurse Practitioner committed to delivering compassionate, holistic, and patient-centered care. She earned her Master of Science in Nursing (MSN) from Duquesne University in Pittsburgh and her Bachelor of Science in Nursing (BSN) from Chamberlain ...Click to read more
Next available: today

Maxim Greceannii, CRNP

Adult Nurse Practitioner
4.93
·122 reviews
Professional! Listens to patients needs I recommend him to everyone! by RJClick to read more
20.5 mi · 10110 Molecular Dr, Ste 206, Rockville, MD 20850
In-network · Medicare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 1 more ·
Read bio
Mr. Maxim Greceannii is an adult nurse practitioner who sees patients at Montgomery Medical Associates, PC in Rockville, MD. He sees patients in person and virtually for common illnesses, chronic diseases, and minor injuries. Mr. Greceannii explains patients' conditions and prepares individualized ...Click to read more
Next available: today

Dr. Thi Khuc, MD

Gastroenterologist
4.90
·233 reviews
The doctor was great very informative very through very easy to talk to. - Oct 28, 2023 by Regina O.Click to read more
16.5 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Thi Khuc is a skilled gastroenterologist currently practicing at the Gastro Center of MD in Columbia and Annapolis (MD). She is also certified by the American Board of Internal Medicine. After earning her medical degree from the University of Virginia, Dr. Khuc completed her internal medicine ...Click to read more
Next available: Mon, Dec 7

Kyneisha Watson, PA

Physician Assistant
4.50
·20 reviews
It was. Great experience I’m glad I gone. I think I doing my doctor - Sep 17, 2026 by Denzel M.Click to read more
18.5 mi · 14999 Health Ctr Dr, Ste 201, Bowie, MD 20716
In-network · Medicare
Accepting new patients · Excellent wait time ·
Read bio
This is a PRIMARY CARE visit - not a specialist appointment (for example, dermatology, pediatrics, or obstetrics and gynecology). Kyneisha Watson, PA-C, is a board-certified Physician Assistant. She graduated and received her Master’s degree from the University of Washington's MEDEX Northwest PA pr...Click to read more
Next available: Mon, Nov 16

Gabrielle Dorn, FNP-C

Family Nurse Practitioner (Virtual)
4.94
·87 reviews
Great experience. Highly recommend this provider. - Feb 1, 2025 by Sandy N.Click to read more
Rockville, MD
In-network · Medicare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* I str...Click to read more
Next available: Sun, Nov 15

Gussie Assam, FNP-C

Family Nurse Practitioner (Virtual)
4.82
·119 reviews
It was easy to book. Great communication. She understood my issues and was very helpful. - Oct 2, 2023 by Del Carlos R.Click to read more
Rockville, MD
In-network · Medicare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* I bel...Click to read more
Next available: Sun, Nov 15

Ashley Unaegbu, PA-C

Physician Assistant (Virtual)
4.94
·304 reviews
very informative helpful, informative, and friendly. highly recommend! - Sep 5, 2024Click to read more
Rockville, MD
In-network · Medicare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* Ashle...Click to read more
Next available: Mon, Nov 16

Lauren Sigmon, PA

Physician Assistant
4.86
·158 reviews
She did a great job highly recommend - Nov 16, 2025 by Matthew G.Click to read more
19 mi · 10400 Old Georgetown Rd, Bethesda, MD 20814
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Ms. Lauren Sigmon is a physician assistant, serving patients in both Gaithersburg and Bethesda, MD. She completed her master’s degree in Physician Assistant Studies at South College and is certified by the National Commission on Certification of Physician Assistants, reflecting her commitment to hig...Click to read more
Next available: Sun, Nov 15

Dr. Anita Kunwar, MD

Primary Care Doctor
4.57
·223 reviews
I highly recommend Dr. Kunwar. She attended to and answered all my questions and concerns. - Sep 1, 2025 by Marie Beth F.Click to read more
23.5 mi · 8100 Sandpiper Cir, Ste 308, Nottingham, MD 21236
In-network · Medicare
Accepting new patients · Excellent wait time · Expertise in high cholesterol + 2 more ·
Read bio
NEW PATIENTS: Please ensure that you arrive *30 minutes prior to your scheduled appointment* to complete the check-in and registration process. Failure to arrive 30 minutes early may result in your appointment being rescheduled. This is a PRIMARY CARE visit - not a specialist appointment (for examp...Click to read more
Next available: Wed, Dec 2

Dr. Chibuzor Efuribe, DNP, FNP-C

Family Nurse Practitioner (Virtual)
5.00
·41 reviews
The Doctor was so pleasant - May 18, 2023 by George B.Click to read more
Rockville, MD
In-network · Medicare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or Medi-Cal insurance plan, as it could result in you losing your insurance coverage. If, after booking with us, it is found that you have a plan that is part of Medicaid or Medi-Cal, your appointment will be cancelled.* I...Click to read more
Next available: Mon, Nov 16

Asia Scaife, PA

Physician Assistant (Virtual)
Rockville, MD
In-network · Medicare
Accepting new patients · Offers video visits ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* As...Click to read more
Next available: Mon, Nov 16

Dr. Monica Passi, MD

Gastroenterologist
4.84
·124 reviews
Dr. Passi was AMAZING! She truly listened and provided genuine feedback. I’m excited to finally have a plan for my issues. - Feb 6, 2026 by Ashley J.Click to read more
19 mi · 15225 Shady Grove Rd,, Ste 304, Rockville, MD 20850
In-network · Medicare
Accepting new patients · Highly recommended · Expertise in acute gastrointestinal bleeding + 5 more ·
Read bio
Dr. Monica Passi is a distinguished gastroenterologist. She practices at the Gastro Center of MD and sees patients in Riverdale and Annapolis, MD.  Dr. Passi completed her medical degree from George Washington University and her internship in internal medicine at North Shore University Hospital. Sh...Click to read more
Next available: Mon, Nov 16

Dr. Raymond Richhart, MD

Gastroenterologist
5.00
·37 reviews
was really very quick from checkin to get seen by the provider. The provider is thorough and made the entire encounter comfortable by ZRClick to read more
19 mi · 15225 Shady Grove Rd,, Ste 304, Rockville, MD 20850
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Raymond Richhart is a gastroenterologist who sees patients at Gastro Centers of America in Silver Spring, Rockville, and Riverdale, MD. He provides care for individuals seeking evaluation and support for digestive health concerns. Dr. Richhart earned his medical degree from the University of Vi...Click to read more
Next available: Mon, Nov 16

Karla Chang, NP

Family Nurse Practitioner
20 mi · 14800 Physicians Ln, Ste 131, Rockville, MD 20850
In-network · Medicare
Accepting new patients ·
Read bio
Ms. Karla Chang is a family nurse practitioner based in Maryland. She sees patients at Montgomery Health Center in Silver Spring and Rockville. As part of her formal education, Ms. Chang earned a master's degree in nursing practice from Chamberlain University - Tyson's Corner. She participates in c...Click to read more
Next available: tomorrow

Dr. Elizabeth O'Connor, MD

Primary Care Doctor
3.94
·127 reviews
She's great, would recommend. - Sep 24, 2025 by Robert S.Click to read more
23.5 mi · 811 2nd St SE, Washington, DC 20003
In-network · Medicare
Accepting new patients · 25+ years of experience ·
Read bio
Dr. Elizabeth O'Connor is a warm and friendly family physician and primary care doctor. She sees patients around Washington, DC. Dr. O'Connor treats the flu and other common illnesses and conducts new patient visits. Additionally, she performs annual physical examinations, general consultations, che...Click to read more
Next available: Thu, Dec 10

Dr. Neha Rajpal, MD

Gastroenterologist
4.90
·40 reviews
Very thorough and easy to understand procedures. Very professional. by EAClick to read more
19 mi · 15225 Shady Grove Rd,, Ste 304, Rockville, MD 20850
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Neha Rajpal is a gastroenterologist who sees patients in person at Gastro Centers of America in Silver Spring, Rockville, and Riverdale, MD. She provides care for individuals seeking evaluation and treatment of digestive health concerns. Dr. Rajpal completed her medical degree at Georgetown Uni...Click to read more
Next available: Tue, Nov 17

Dr. Danalee Robb, DNP, AGPCNP, NP

Adult Nurse Practitioner (Virtual)
4.89
·37 reviews
She is the best doctor. I would totally recommend her. She is very understanding. by GTClick to read more
Bowie, MD
In-network · Medicare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
I am a compassionate, board-certified nurse practitioner and doctor of nursing practice with over 35 years of experience. I care for teens, adults, seniors and individuals needing end-of-life support. At Kontempo healthcare, we believe in treating every patient as family, and we are dedicated to lis...Click to read more
Next available: Mon, Nov 16

Dr. Sam Marco, MD

Primary Care Doctor
4.86
·374 reviews
This is THE best walk in clinic around. You guys saved me 1000 ways to Sunday. ???? - Feb 2, 2024 by Eric G.Click to read more
28 mi · 513 W Broad St, Ste 100, Falls Church, VA 22046
In-network · Medicare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time ·
Read bio
Dr. Marco is a board certified family physician and has been practicing family medicine for more than 18 years. He enjoys providing good quality of care to his patients, either primary or acute care, and finds it incredibly rewarding to play a role in the recovery and happiness of his patients. Dr....Click to read more
Next available: today

Dr. Rushi Talati, MD

Gastroenterologist
4.93
·109 reviews
Dr. Talati is smart, kind, empathetic, an excellent listener, and gives terrific advice. We love thim in our family! by RJClick to read more
19.5 mi · 5622 Shields Dr, Bethesda, MD 20817
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Rushi Talati is an experienced gastroenterologist at Gastro Center of MD in Riverdale, Gaithersburg, and Olney, MD. He also offers services to people with digestive conditions that affect their quality of life. Dr. Talati understands patients' conditions and prepares individualized treatment pl...Click to read more
Next available: Mon, Nov 16

Dr. Rosie Yang, DO

Primary Care Doctor
4.91
·408 reviews
The staff were all very friendly and welcoming. Dr Rosie Yang was especially good, super friendly and informative. - Mar 20, 2025 by Bryce F.Click to read more
23.5 mi · 811 2nd St SE, Washington, DC 20003
In-network · Medicare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
*PLEASE NOTE: Our office will call you to put a credit card on file. There is a no-show fee and a late cancellation charge for patients who cancel within 48 hours of their appointment time.*Click to read more
Next available: Wed, Dec 16
Calendar Check
1-3 days

Average time it takes to be seen by a provider

Doctor
100k

Verified providers with a 4.8 average rating

Primary Care Physician
15+ years

In the business of finding quality care for patients

Patients trust Zocdoc
Zocdoc is the best. The NP, I believe, was very knowledgeable and very proficient. I totally recommend Zocdoc to my friends. Thank you, Zocdoc!
Michelle C
Experience using Zocdoc and my provider was great! Exceeded my expectations
Ashley K
wish I would have found this dentist sooner highly recommend. Thanks Zocdoc
Stefan M
National Public Radio
New York Times
Yahoo
Self.com
Verge
Wall Street Journal
Frequently asked questions

How can I make a same-day appointment with a Primary Care Doctor in Columbia who takes Medicare insurance?

On average, patients who use Zocdoc can search for a Primary Care Doctor in Columbia who takes Medicare insurance, book an appointment, and see the Primary Care Doctor within 24 hours. Same-day appointments are often available, you can search for real-time availability of Doctors in Columbia who accept Medicare insurance and make an appointment online.

How can I find a Primary Care Doctor in Columbia who takes Medicare?

Zocdoc lets you search specifically for a Primary Care Doctor in Columbia who takes Medicare. Just choose your carrier and plan from the drop-down menu at the top of the page. If you’re not sure which plan you have, you can use Zocdoc’s insurance checker to find out.

How can I book an appointment online with a Medicare Primary Care Doctor in Columbia?

Zocdoc is a free online service that helps patients find Medicare Doctors in Columbia and book appointments instantly. You can search for Medicare Doctors in Columbia by symptom or visit reason. Based on that information, you’ll see a list of providers who meet your search criteria, along with their available appointment slots.

How can I find a female Primary Care Doctor in Columbia who takes Medicare insurance?

When you search for Medicare Doctors in Columbia on Zocdoc, you can filter your results by gender, in addition to other criteria. That way, you’ll only see Medicare Doctors in Columbia who match your preferences.

How can I find a Medicare Primary Care Doctor in Columbia who sees patients after hours?

On Zocdoc, you can search specifically for Medicare Doctors in Columbia with availability after 5 p.m.

How can I find a top-rated Medicare Primary Care Doctor in Columbia?

You can use Zocdoc to find Medicare Doctors in Columbia who are highly rated by other patients. These ratings are based on verified reviews submitted by real patients. Every time a patient completes an appointment booked on Zocdoc, they’re invited to review their experience. Each review must comply with Zocdoc’s guidelines.

How can I find a video visit with a Primary Care Doctor online in Columbia?

Doctors in Columbia on Zocdoc who see patients through online video visits will have a purple video icon on their profiles. You can also filter your search results to show only Doctors who offer video visits.

Are video visits with a Primary Care Doctor online covered by Medicare?

Most insurers provide coverage for video visits at the same cost as in-person visits. You can search on Zocdoc specifically for Doctors in Columbia who accept Medicare for video visits by selecting your carrier and plan from the drop-down menu at the top of the page. We recommend you check with your insurance carrier directly to confirm your coverage and out of pocket costs for video visits.

How can I find a Medicare Primary Care Doctor in Columbia who sees patients in the morning or evening?

Zocdoc lets you search specifically for a Primary Care Doctor who has appointments available before 10:00 am, or after 5:00 pm. Just choose the special hours filter at the top of our search page.

How can I find a Medicare Primary Care Doctor in Columbia who sees patients during the weekend?

Zocdoc let's you see real-time availability for Medicare Doctors in Columbia. Many Medicare Doctors offer appointments on Saturdays and Sundays.

Find doctors

      Zocdoc›Doctors›Columbia, MD›Medicare