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196 verified UnitedHealthcare Gastroenterologists in Washington, DC
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 04/23/2026
Availability last updated 04/23/2026

Beverly Tipton, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.93
·30 reviews
Washington, DC
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Expertise in gastroenteritis ·
Read bio
Beverly Tipton is a family nurse practitioner with over two decades of healthcare experience and a background in critical care. At Oshi Health, she provides compassionate, whole-person care to people with a variety of gastrointestinal (GI) conditions. She aims to help patients get control of their s...Click to read more
Next available: Tue, Apr 28

Mary Johnson, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·35 reviews
Mary was pleasant, patient and informative. I had fun talking to her. - Mar 25, 2026Click to read more
Washington, DC
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Mary Johnson sees patients virtually with Oshi Health. After you select your appointment time on Zocdoc, you’ll receive an email with instructions to complete your Oshi account and intake form. You must complete those steps in order to have your virtual visit. Mary Johnson is a nurse practitioner ...Click to read more
Next available: Wed, Apr 29

Dr. Dabo Xu, MD

Gastroenterologist
4.81
·412 reviews
Dr Xu is excellent and very informative. He is extremely thorough and makes clear decisions on next steps. - Jun 30, 2023 by Michael O.Click to read more
8 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait timeExpertise in upper gi endoscopy + 4 more
Next available: Thu, Apr 30

Dr. Jennie Zhang, DO

Gastroenterologist
4.54
·26 reviews
Great staff. The doctor was very communicative and listened to all my concerns. - Jan 27, 2026 by Carlos A.Click to read more
9 mi · 5622 Shields Dr, Bethesda, MD 20817
In-network · UnitedHealthcare
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: Mon, Apr 27

Dr. Rushi Talati, MD

Gastroenterologist
4.93
·75 reviews
Dr. Talati was very kind, knowledgeable & very understanding. Thank you. by ABClick to read more
8 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · UnitedHealthcare
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: Fri, May 1

Dr. Monica Passi, MD

Gastroenterologist
4.82
·90 reviews
Dr Passi is great! Professional; warm; knowledgeable; and action based! Highly recommended! - Jan 15, 2026 by Monique N A.Click to read more
8 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · UnitedHealthcare
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: Tue, May 5

Dr. Robert Byrne, MD

Gastroenterologist
4.75
·55 reviews
I felt listened to and he took everything into consideration to order tests - Oct 1, 2025Click to read more
8 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · UnitedHealthcare
Accepting new patients · Highly recommended ·
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: Tue, May 5

Dr. Dhruv Lowe, MD

Gastroenterologist
4.89
·398 reviews
Dr. Lowe was great! He found a solution quickly. His office is nice and staff is welcoming!Click to read more
8 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait timeExpertise in upper gi endoscopy + 2 more
Next available: Wed, May 6

Dr. Farzin Rashti, MD

Gastroenterologist
4.92
·518 reviews
Listens well, will do all he can to help, very easy to talk to, extremely informative. by TRClick to read more
8 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · UnitedHealthcare
Accepting new patients · 18 years of experience · Highly recommended · Expertise in colonoscopy + 3 more ·
Read bio
Farzin Rashti, M.D., FACP is Board Certified in Gastroenterology & Hepatology and Internal Medicine and is dedicated to offering his patients superior personalized care in a respectful and supportive environment. Dr. Rashti works toward developing a partnership with his patients and forms a unique c...Click to read more
Next available: Wed, May 6

Sally Young, NP, APRN

Nurse Practitioner
4.10
·138 reviews
Fast and efficient service - Feb 21, 2025 by Kaliymah M.Click to read more
3 mi · 1647 Benning Rd NE, Ste 200, Washington, DC 20002
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Excellent wait time ·
Read bio
Sally O. Young is dedicated to providing convenient access to high-quality services delivered by knowledgeable and compassionate teams, with a strong emphasis on preventive wellness. During your appointment, we may refer you to a specialist for certain conditions related to dermatology, gynecology, ...Click to read more
Next available: Mon, Apr 27

Dr. Thi Khuc, MD

Gastroenterologist
4.89
·217 reviews
Dr Khuc was absolutely wonderful! She explained everything clearly, offered guidance and support. Great Office. - Mar 26, 2025 by Daniel D.Click to read more
8 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · UnitedHealthcare
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: Thu, May 21

Dr. Charles Obioha, MD

Gastroenterologist
4.33
·434 reviews
The wait was long but the dr and his staff were VERY nice and informative by Chanel W.Click to read more
11 mi · 11400 Rockville Pike, Ste 108, Rockville, MD 20852
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Expertise in gastroenteritis + 2 more ·
Read bio
When booking an appointment please make sure to indicate your insurance, provider, plan, and ID number available to enter. Thank you! Please note there are charges associated with cancellations made after 24 hours of initial booking. Please ensure that you are ready to be seen before confirmation of...Click to read more
Next available: Mon, Apr 27

Dr. Farnaz Sadr, MD

Primary Care Doctor
4.17
·36 reviews
They were very knowledgeable and very helpful and handled me .with care and concern. I would definitely recommend a friend because I was very satisfied with the entire staff. - Feb 5, 2026 by Cheryl D.Click to read more
7.5 mi · 6230 Central Ave, Unit 6, Capitol Heights, MD 20743
In-network · UnitedHealthcare
Accepting new patients ·
Read bio
Dr. Farnaz Sadr is a board-certified internal medicine physician with Comprehensive Primary Care at our new Seat Pleasant, MD location. Dr. Sadr brings a thoughtful and compassionate approach to caring for a wide range of patients—from young, healthy adults to medically complex seniors with multiple...Click to read more
Next available: tomorrow

Dr. Rajan Sood, MD

Internist
3.38
·16 reviews
yes I will Thank you for the service - Aug 6, 2024 by Jean G.Click to read more
7 mi · 831 University Blvd E, Ste 2425, Silver Springs, MD 20903
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Expertise in high cholesterol + 6 more ·
Read bio
Dr. Rajan Sood, MD, is a General Medicine Practitioner in Bowie, MD. He earned his Bachelor of Medicine, Bachelor of Surgery from Government Medical College Patiala. Not only is he experienced and highly educated, but he is also kind, attentive, and has a wonderful sense of humor. Dr. Sood can be tr...Click to read more
Next available: Wed, Apr 29

Dr. Rashika Sood, MD

Internist
4.45
·1357 reviews
Great physician. Really went above and beyond taking care of my health - Dec 21, 2018 by Janice S.Click to read more
9.5 mi · 7610 Pennsylvania Ave, #300, Forestville, MD 20747
In-network · UnitedHealthcare
Accepting new patients · Expertise in high cholesterol + 2 more ·
Read bio
**(WE ONLY ACCEPT PATIENTS 21 YEARS OLD AND ABOVE.) As a native of Bowie, MD, Dr. Rashika Sood, serves her community as an Internal Medicine specialist and Primary Care Physician. Dr. Sood earned her Bachelor of Medicine, Bachelor of Surgery degree from Dayanand Medical College. She then complet...Click to read more
Next available: tomorrow

Melissa Nickols, PA

Physician Assistant (Gastroenterology)
5.00
·4 reviews
I would definitely recommend my PA MELISSA To a friend. She was very thorough and extremely helpful and nice! - Mar 20, 2026 by Gloria G.Click to read more
8 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Ms. Melissa Nickols is an experienced physician assistant who specializes in gastroenterology. She is based out of Maryland and offers in-person services at Gastro Center of MD in Silver Spring, Riverdale, and Gaithersburg. As part of her formal education, Ms. Nickols acquired a master's degree in ...Click to read more
Next available: Mon, Apr 27

Mariama Koroma, APRN, RN

Family Nurse Practitioner
4.34
·29 reviews
Great hospitality - Sep 11, 2024 by Bintou T.Click to read more
11 mi · 7319 Hanover Pkwy, Ste B, Greenbelt, MD 20770
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients ·
Read bio
Mariama Koroma, Nurse Practitioner, has a wealth of experience in healthcare. She began her career as a Registered Nurse (RN), specializing in emergency care. Mariama earned her Bachelor's degree from the University of Maryland and completed her Master's in Nursing at Walden University. With her ext...Click to read more
Next available: tomorrow

Dr. Khalid Alkimawi, MD, FACP

Gastroenterologist
4.58
·43 reviews
He listened to my concerns and gave multiple options on how to move forwardClick to read more
13 mi · 2557 Chain Bridge Rd, Vienna, VA 22181
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Excellent wait time · Expertise in upper gi endoscopy + 1 more ·
Read bio
**DISCLAIMER: After scheduling, you will receive intake forms via your patient portal or email. Prompt completion and submission of these documents is required. This step is essential for our clinical team to complete the necessary preparations for your appointment and to ensure your visit begins on...Click to read more
Next available: Tue, Jun 9

Dr. Michael H. Leonidov, MD

Family Physician
4.17
·263 reviews
The atmosphere was nice and the doctor took his time with me during out appointment which I appreciate.Click to read more
10 mi · 6206 Old Franconia Rd, Alexandria, VA 22310
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Expertise in chronic high blood pressure + 4 more ·
Read bio
PLEASE BE AWARE THAT WE DO NOT ACCEPT MEDICAID IN ANY FORM. This includes any Medicaid plans associated with another insurance. CHECK YOUR INSURANCE CARD CAREFULLY. We request that you DO NOT schedule an appointment if you are unsure that you will keep the appointment ! Once booked, please DO NOT...Click to read more
Next available: Mon, May 4

Dr. Pia Prakash, MD

Gastroenterologist
4.82
·293 reviews
Fantastic experience set me at ease and addressed all of my concerns and questions - Apr 2, 2023 by Kristin N.Click to read more
18 mi · 3405 Olandwood Ct, Ste 101-104, Olney, MD 20832
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Expertise in colonoscopy + 3 more ·
Read bio
Dr. Pia Prakash completed her medical training in Washington, D.C. She received her Bachelor in Arts and Sciences from The George Washington University with a major in Psychology. She then attended the George Washington University School of Medicine where she received her medical degree and complete...Click to read more
Next available: Fri, May 15

Christina Sasselli, NP

Nurse Practitioner
16.5 mi · 10110 Molecular Dr, Ste 209, Rockville, MD 20850
In-network · UnitedHealthcare
Accepting new patients ·
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: tomorrow

Deidre Ann Fisher, FNP

Family Nurse Practitioner
16.5 mi · 10110 Molecular Dr, Ste 209, Rockville, MD 20850
In-network · UnitedHealthcare
Accepting new patients ·
Read bio
Deidre Fisher, MSN, APRN, FNP-C, is a Family Nurse Practitioner with a 30-year career dedicated to patient care. Her journey in nursing began after graduating with a Bachelor of Science in Nursing from the University of Delaware, where she also participated in ARMY ROTC. Following her education, Dei...Click to read more
Next available: tomorrow

Dr. Lance Lasner, MD

Gastroenterologist
4.75
·16 reviews
Great experience with Dr. Lasner. Knowledgeable, takes time with you. Friendly. Would highly recommend. - Mar 7, 2026 by Mark D.Click to read more
22.5 mi · 5651 Stone Rd, Centreville, VA 20120
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Expertise in colonoscopy + 2 more ·
Read bio
Dr. Lance Lasner is one of a select few doctors to receive the Vitals® Patients’ Choice and the Vitals Compassionate Doctor awards for five consecutive years. He brings over 25 years of experience to his role as a gastroenterologist at Northern Virginia Gastroenterology, P.C. Dr. Lasner earned his ...Click to read more
Next available: Mon, Apr 27

Dr. Urooj Ahmed, MD

Gastroenterologist
4.40
·30 reviews
Doctor was great, but when I asked the front desk attendant for a medical release form, she fought me on it. I needed a doctor to sign a medical release form saying I could get my records. Another very nice lady leaned in and said he’s right. I’ll help him. - Feb 27, 2025 by Dyllan G.Click to read more
22 mi · 7120 Minstrel Way, Ste 100, Columbia, MD 21045
In-network · UnitedHealthcare
Accepting new patients · Excellent wait time · Expertise in upper gi endoscopy + 5 more ·
Read bio
Dr. Urooj Ahmed is a dedicated gastroenterologist practicing at the Gastro Center of MD, serving the communities of Columbia and Annapolis, MD. With extensive training and experience, Dr. Ahmed diagnoses and manages various gastrointestinal conditions to improve his patients' quality of life. Dr. A...Click to read more
Next available: Thu, Apr 30

Dr. Joshua Rosenbloom, DO

Gastroenterologist
4.85
·292 reviews
Wonderful experience, great bedside manners…highly recommend - Dec 12, 2024 by Habiba A.Click to read more
22 mi · 7120 Minstrel Way, Ste 100, Columbia, MD 21045
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Expertise in acid reflux + 4 more ·
Read bio
Dr. Josh Rosenbloom is a Board-Certified physician who specializes in both Gastroenterology and hepatology. Dr. Rosenbloom received his medical degree from Des Moines University and completed his internal medicine residency and Gastroenterology fellowship at St. John Providence health system through...Click to read more
Next available: Wed, May 6

Dr. Zhobin Shoja, MD

Primary Care Doctor
16.5 mi · 11213 Lee Hwy, Ste H, Fairfax, VA 22030
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients ·
Read bio
Dr. Zhobin Shoja is a dedicated physician specializing in internal medicine with a strong focus on primary care and preventative care. Since graduating from medical school in 2016, Dr. Shoja has been committed to helping patients achieve optimal health through personalized, evidence-based care. Pass...Click to read more
Next available: Mon, May 18

Dr. Alexander Mamunes, MD

Gastroenterologist
4.96
·192 reviews
My visit went well. Dr. Mamunes is friendly, helpful, and willing to answer any of my questions. by RBClick to read more
22 mi · 7120 Minstrel Way, Ste 100, Columbia, MD 21045
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Alexander Mamunes is a reliable and accomplished internist. Catering to the people of Columbia and Timonium, MD, he works at the Gastro Center of MD, treating various complex chronic disorders in adults. As a part of his educational training, Dr. Mamunes acquired his medical degree from the Un...Click to read more
Next available: Wed, May 13

Dr. Eduardo Castillo, MD

Gastroenterologist
4.87
·219 reviews
Excellent Doctor! I would definitely will recommend him to my whole family. Very professional and knowledgeable. - Jan 24, 2023 by Iliana F.Click to read more
22 mi · 7120 Minstrel Way, Ste 100, Columbia, MD 21045
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 2 more ·
Read bio
Serving the communities of Olney and Columbia, MD, Dr. Eduardo Castillo is an attending physician at Gastro Center of Maryland. An accomplished gastroenterologist, he looks forward to providing his patients with the proper tools and advice they need to improve or maintain their overall health. Dr...Click to read more
Next available: Wed, May 13

Dr. Shaffer Mok, MD

Gastroenterologist
22 mi · 7120 Minstrel Way, Ste 100, Columbia, MD 21045
In-network · UnitedHealthcare
Accepting new patientsExpertise in upper gi endoscopy + 2 more
Next available: Thu, May 14

Courtney Ngo, NP

Nurse Practitioner (Gastroenterology)
4.90
·59 reviews
Great service & diagnostic.Click to read more
22 mi · 46169 Westlake Dr, Ste 200, Sterling, VA 20165
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
*$75 cancellation fee if cancelled within 48 hours of the appointment* Courtney Ngo, MSN, FNP-C, is a board-certified family nurse practitioner committed to providing patient-centered, quality care. She earned her bachelor's degree from Virginia Tech and completed her master's in nursing at The Geo...Click to read more
Next available: tomorrow

Dr. Avni Jain, MD

Family Physician
16.5 mi · 10110 Molecular Dr, Ste 209, Rockville, MD 20850
In-network · UnitedHealthcare
Accepting new patients · 24 years of experience · Expertise in underactive thyroid + 4 more ·
Read bio
Avni Jain, MD, FAAFP is board-certified in family medicine and obesity medicine. She is a dedicated and compassionate physician with a passion for helping individuals and families achieve their optimal health and well-being. As a board-certified Family and Obesity Medicine specialist, she brings a u...Click to read more
Next available: Mon, Jun 8

Maria Layao, NP

Nurse Practitioner (Gastroenterology)
4.92
·50 reviews
Maria Layao, NP, is super nice, has good manners, is calm, and—most importantly—helped me with my issues and questions. I’m glad I decided to see her, even though I hadn’t seen any recommendations beforehand. I would recommend her! - Jul 31, 2025Click to read more
22 mi · 46169 Westlake Dr, Ste 200, Sterling, VA 20165
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
*$75 cancellation fee if cancelled within 48 hours of the appointment* Maria Layao FNP-BC is a dedicated and compassionate nurse practitioner who cares for patients with Crohn’s disease, ulcerative colitis, infectious colitis, GERD, Barrett’s esophagus, viral hepatitis, liver disease, and many othe...Click to read more
Next available: tomorrow

Hannah Clevenger, NP

Nurse Practitioner (Gastroenterology)
5.00
·24 reviews
Loved my initial appointment with Hannah! She listened to all of my concerns and had a plan for how to address my issues. I was provided with clear instructions and guidance before leaving and didn’t feel rushed.Click to read more
22 mi · 7130 Minstrel Way, Ste 215, Columbia, MD 21045
In-network · UnitedHealthcare
Accepting new patients · Highly recommended
Next available: Fri, May 8

Nafiseh Moez, APRN, RN, NP

Family Nurse Practitioner
4.41
·17 reviews
I felt that she spent time listening and made appropriate recommendations. by JTClick to read more
27 mi · 19465 Deerfield Ave, Ste 410, Lansdowne, VA 20176
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients ·
Read bio
Nafiseh Moez is a key member of the VPMC team, offering dedicated care as a Board-Certified Family Nurse Practitioner. Serving the Virginia community, her practice style is built on a strong foundation of experience in internal medicine, cardiology, and emergency care, gained in both inpatient and o...Click to read more
Next available: tomorrow

Dr. Lester Bowser, MD

Gastroenterologist
4.61
·23 reviews
Answered questions effectively and provided good information during the process. Office staff efficiently helpful too! - Dec 4, 2020 by Samuel F.Click to read more
44 mi · 9512 Harford Rd, Ste 201, Baltimore, MD 21234
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Excellent wait time · Expertise in acute gastrointestinal bleeding + 4 more ·
Read bio
Lester K. Bowser, MD, is a gastroenterologist at MedStar Union Memorial Hospital. He earned his Doctor of Medicine from the University of Pittsburgh. He completed his internship and residency in Internal Medicine at Walter Reed National Military Medical Center and fellowship training in Gastroentero...Click to read more
Next available: Wed, Jul 1

Dana Collins, NP

Nurse Practitioner
4.91
·270 reviews
I thank my provider, she helped me see the situation in a different light . - Jan 24, 2023 by Marcia (marcy) L.Click to read more
45.5 mi · 50 Scott Adam Rd, Ste 102, Cockeysville, MD 21030
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
In addition to my practice at Resilience Healthcare, I teach nursing students at Bowie State University. I have spent the last 20 years providing urgent care and ER services at Providence Hospital Washington DC, Laurel Regional Hospital, MD, and the Washington Hospital Center. I have also worked ov...Click to read more
Next available: Thu, Apr 30

Dr. Abhijit Bhatia, MD

Gastroenterologist
4.83
·24 reviews
Great service, great treatment. Except for the real loud reality TV at the lobby. - Feb 15, 2018 by Burak O.Click to read more
57 mi · 12 Medstar Boulevard, Ste 220, Bel Air, MD 21015
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Expertise in colonoscopy + 4 more ·
Read bio
Dr. Abhijit Bhatia is a considerate and engaged gastroenterologist serving the community of Baltimore, MD. Dr. Bhatia attended George Washington University, where he received his medical degree, and completed his residency and fellowship at Virginia Commonwealth University Medical Center. Dr. Bha...Click to read more
Next available: Thu, Jul 16

Dr. Han Ton-That, MD

Gastroenterologist
4.75
·289 reviews
Dr. Ton-That was very kind, personable, and knowledgeable. I would recommend him to any of my family and friends. - Mar 14, 2016 by Eric C.Click to read more
6.5 mi · 6305 Castle Place, Ste 1-A, Falls Church, VA 22044
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Excellent wait time · Expertise in chronic indigestion without clear cause + 2 more ·
Read bio
Han Ton-That is an attentive and precise gastroenterologist serving his patients in Falls Church, VA. Dr. Ton-That is certified by the American Board of Gastroenterology, and he is a member of the American Society for Gastrointestinal Endoscopy and the American Gastroenterological Association. Dr....Click to read more

Dr. Rudrajit Rai, MD, FACG

Gastroenterologist
4.62
·13 reviews
very professional and thorough. listened and asked questions by Hermione C.Click to read more
8 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Excellent wait time · Expertise in gastroenteritis + 9 more ·
Read bio
Dr. Rai is the Medical Director of Gastro Center of Maryland and Cascades Endoscopy Center. He is a Board-Certified Gastroenterologist and Hepatologist with over 20 years of experience. Dr. Rai completed his Bachelor of Medicine, Bachelor of Surgery at the All India Institute of Medical Sciences,...Click to read more

Ji Soo (Claire) Choi, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.97
·36 reviews
Claire is highly intelligent and a great provider. She is thoughtful, listens and is very knowledgeable about gastrointestinal issues. I strongly recommend going to Claire. - Mar 5, 2026 by Domenic T.Click to read more
Washington, DC
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Ji Soo (Claire) sees patients virtually with Oshi Health. After you select your appointment time on Zocdoc, you’ll receive an email with instructions to complete your Oshi account and intake form. You must complete those steps in order to have your virtual visit. Ji Soo (Claire) Choi is an experie...Click to read more
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Frequently asked questions

How can I make a same-day appointment with a Gastroenterologist in Washington who takes UnitedHealthcare insurance?

On average, patients who use Zocdoc can search for a Gastroenterologist in Washington who takes UnitedHealthcare insurance, book an appointment, and see the Gastroenterologist within 24 hours. Same-day appointments are often available, you can search for real-time availability of Gastroenterologists in Washington who accept UnitedHealthcare insurance and make an appointment online.

How can I find a Gastroenterologist in Washington who takes UnitedHealthcare?

Zocdoc lets you search specifically for a Gastroenterologist in Washington who takes UnitedHealthcare. 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 UnitedHealthcare Gastroenterologist in Washington?

Zocdoc is a free online service that helps patients find UnitedHealthcare Gastroenterologists in Washington and book appointments instantly. You can search for UnitedHealthcare Gastroenterologists in Washington 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 Gastroenterologist in Washington who takes UnitedHealthcare insurance?

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

How can I find a UnitedHealthcare Gastroenterologist in Washington who sees patients after hours?

On Zocdoc, you can search specifically for UnitedHealthcare Gastroenterologists in Washington with availability after 5 p.m.

How can I find a top-rated UnitedHealthcare Gastroenterologist in Washington?

You can use Zocdoc to find UnitedHealthcare Gastroenterologists in Washington 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 Gastroenterologist online in Washington?

Gastroenterologists in Washington 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 Gastroenterologists who offer video visits.

Are video visits with a Gastroenterologist online covered by UnitedHealthcare?

Most insurers provide coverage for video visits at the same cost as in-person visits. You can search on Zocdoc specifically for Gastroenterologists in Washington who accept UnitedHealthcare 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 UnitedHealthcare Gastroenterologist in Washington who sees patients in the morning or evening?

Zocdoc lets you search specifically for a Gastroenterologist 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 UnitedHealthcare Gastroenterologist in Washington who sees patients during the weekend?

Zocdoc let's you see real-time availability for UnitedHealthcare Gastroenterologists in Washington. Many UnitedHealthcare Gastroenterologists offer appointments on Saturdays and Sundays.

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                    Zocdoc›Gastroenterologists›Washington, DC›UnitedHealthcare