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 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 1,000 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 Gastroenterologists in Lancaster, CA
Zocdoc verifies all providers before they can appear in Zocdoc search results. Every provider that appears in search is open to new patients.
All providers
Availability last updated 06/01/2026
Availability last updated 06/01/2026

Dr. Paola Ortiz, MD

Internist
4.57
·89 reviews
Office is organized and you’re seen right away . - Sep 7, 2024 by Raven G.Click to read more
53.5 mi · 12052 Imperial Hwy, Ste 102, Norwalk, CA 90650
Accepts Aetna, BlueCross BlueShield, Cigna + 13 more
Accepting new patients · Excellent wait time ·
Read bio
PLEASE CONFIRM YOUR APPOINTMENT WITHIN 24 HOURS OF YOUR BOOKING VIA TEXT OR CALL. (Your appointment might be canceled if not confirmed 24 hours before your appointment time) Please confirm your appointment within 24 hours via text or call. I earned my Doctor of Medicine from Ross University School ...Click to read more
Next available: Tue, Jun 23

Dr. Alaa Abousaif, MD

Gastroenterologist
4.83
·30 reviews
61.5 mi · 4772 Katella Ave, #200, Los Alamitos, CA 90720
Accepts Aetna, BlueCross BlueShield, Cigna + 12 more
Accepting new patients · Highly recommended ·
Read bio
**ALL EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR FOLLOW-UP APPOINTMENTS** Dr. Alaa Abousaif has been in private practice for the past fifteen years. He has completed extensive advanced training in treating a multitude of digestive disorders and possesses the expertise in utilizing the lat...Click to read more
Next available: Tue, Jun 16

Dr. Seyedehsan Navabi, MD

Gastroenterologist
4.93
·150 reviews
Amazing staff! helpful and friendly. I really like the doctor. He's knowledgeable, personable and answer all my questions. - Jan 9, 2026Click to read more
61.5 mi · 3851 Katella Ave, Ste 205, Los Alamitos, CA 90720
Accepts Aetna, BlueCross BlueShield, Cigna + 14 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Seyedehsan (“Ehsan”) Navabi is a former Director of both the Inflammatory Bowel disease and Gastrointestinal Motility Disorders at the Rutgers New Jersey Medical School where he served as Assistant Professor of Gastroenterology. He obtained his medical degree from Tabriz University of Medica...Click to read more
Next available: Mon, Jul 6

Dr. Natalie Marino, MD

Family Physician
4.05
·20 reviews
Overall this was a pretty productive doctor's appointment, I felt very heard and while she ran through things quickly she made sure to take the time to explain everything in depth. I also felt her knowledge of my medical conditions was a lot more up-to-date than previous doctors were which I find in...Click to read more
57 mi · 1321 N Hbr Blvd, Ste 205, Fullerton, CA 92835
Accepts Aetna, BlueCross BlueShield, Cigna + 43 more
Also offers video visits · Accepting new patients ·
Read bio
Dr. Natalie Marino is a compassionate physician board-certified in Family Medicine. She practices both Primary Care General Medicine, as well as Dermatology. She received her Medical Degree, as well as a Masters in Public Health, from the University of Pittsburgh. She completed her residency trainin...Click to read more

Dr. Haig Najarian, MD

Gastroenterologist
5.00
·30 reviews
65 mi · 1010 W. La Veta Ave., Ste 570, Orange, CA 92868
Accepts Aetna, BlueCross BlueShield, Cigna + 12 more
Accepting new patients · 25+ years of experience · Highly recommended · Expertise in upper gi endoscopy + 5 more ·
Read bio
**ALL EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR FOLLOW-UP APPOINTMENTS** Dr. Haig Najarian is a distinguished gastroenterologist. He practices at UNIO Specialty Care in Orange and Los Alamitos, CA. He is dedicated to delivering thorough gastrointestinal care. He works closely with patie...Click to read more
Next available: Wed, Jun 3

Dr. Touradj Farhadi, MD

Cosmetic Dermatologist
5.00
·9 reviews
I have been coming to Dr. Farhadi's office for 10yrs now. He keeps me young. by ALClick to read more
61 mi · 2630 Pacific Ave, Long Beach, CA 90806
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Cash Patient $120 Practicing Internal Medicine and cosmetic dermatology in Long Beach since 1995, Dr. Farhadi received his B.A graduate of Williams College. It was because of his love of other cultures that he moved to Genoa, Italy, where he received his degree in medicine from the University of Ge...Click to read more
Next available: tomorrow

Dr. James Hwang, MD

Gastroenterologist
5.00
·2 reviews
The doctor was friendly and listened to my concerns. He took his time answering my questions. He didn't make me feel like I HAD to do a certain treatment and that I had a say in my healthcare. When I explained my previous not-so-pleasant experience with bowel prep, he offered 3 recommendations and I...Click to read more
65 mi · 1140 W La Veta Ave, Ste 555, Orange, CA 92868
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. James Hwang is a board-certified gastroenterologist with extensive experience across multiple healthcare systems, including Kaiser Permanente Sacramento, Enloe Medical Center, and Rio Grande Gastroenterology. He completed his gastroenterology fellowship and internal medicine residency through Su...Click to read more
Next available: Fri, Jun 5

Dr. Javed Sadiq, MD

Gastroenterologist
4.88
·195 reviews
Amazing Dr. I am super happy with his care and will return to see him for future services. Highly recommend! - Dec 15, 2025 by Shaleah R.Click to read more
63.5 mi · 5455 Garden Grove Blvd Suite 230, Westminster, CA 92683
Accepts Aetna, BlueCross BlueShield, Cigna + 24 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
*Please verify your insurance coverage prior to scheduling an appointment. Patients with HMO plans must obtain prior authorization before being seen at our practice.Click to read more
Next available: Wed, Jun 17

Dr. Alaa Abousaif, MD

Gastroenterologist
4.83
·30 reviews
65 mi · 1010 W. La Veta Ave., Ste 570, Orange, CA 92868
Accepts Aetna, BlueCross BlueShield, Cigna + 12 more
Accepting new patients · Highly recommended ·
Read bio
**ALL EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR FOLLOW-UP APPOINTMENTS** Dr. Alaa Abousaif has been in private practice for the past fifteen years. He has completed extensive advanced training in treating a multitude of digestive disorders and possesses the expertise in utilizing the lat...Click to read more
Next available: Mon, Jun 8

Dr. Essam Quraishi, MD

Gastroenterologist
4.72
·76 reviews
It was great. The doctor listen and was nice. The staff was very friendly. The office was clean. - Feb 24, 2023 by Charity R.Click to read more
63.5 mi · 5455 Garden Grove Blvd Suite 230, Westminster, CA 92683
Accepts Aetna, BlueCross BlueShield, Cigna + 24 more
Also offers video visits · Accepting new patients · 25+ years of experience · Expertise in irritable bowel syndrome (ibs) + 4 more ·
Read bio
*Please verify your insurance coverage prior to scheduling an appointment. Patients with HMO plans must obtain prior authorization before being seen at our practice. Dr. Essam Quraishi is the founder and President of Gastrointestinal and Liver Consultants, Inc. Dr. Quraishi graduated from medical s...Click to read more
Next available: Tue, Jun 23

Dr. Ousama Alkhatib, MD

Gastroenterologist
4.70
·30 reviews
65 mi · 1010 W. La Veta Ave., Ste 570, Orange, CA 92868
Accepts Aetna, BlueCross BlueShield, Cigna + 12 more
Accepting new patients · Highly recommended · Expertise in colonoscopy ·
Read bio
**ALL EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR FOLLOW-UP APPOINTMENTS** Ousama Alkhatib, MD is a board-certified physician specializing in Gastroenterology, practicing medicine in Orange, California. He completed medical school at Faculty of Medicine in Alepp, Syria, completed his inter...Click to read more
Next available: Tue, Jun 9

Dr. Natalie Marino, MD

Family Physician
4.05
·20 reviews
Overall this was a pretty productive doctor's appointment, I felt very heard and while she ran through things quickly she made sure to take the time to explain everything in depth. I also felt her knowledge of my medical conditions was a lot more up-to-date than previous doctors were which I find in...Click to read more
60.5 mi · 3248 Sepulveda Blvd, Torrance, CA 90505
Accepts Aetna, BlueCross BlueShield, Cigna + 43 more
Also offers video visits · Accepting new patients ·
Read bio
Dr. Natalie Marino is a compassionate physician board-certified in Family Medicine. She practices both Primary Care General Medicine, as well as Dermatology. She received her Medical Degree, as well as a Masters in Public Health, from the University of Pittsburgh. She completed her residency trainin...Click to read more

Dr. Shahab Zahed, MD

Internist
63.5 mi · 2141 W Orangewood Ave, Orange, CA 92868
Accepts Aetna, Medicare
Also offers video visits · Accepting new patients · 25+ years of experience ·
Read bio
Over 20 years of experience caring for adults in the Orange County community. Affiliated with Mission Hospital, Fountain Valley Regional, and MemorialCare Orange Coast Medical Center.Click to read more
Next available: tomorrow

Dr. Bardia Sadr, MD

Internist
63.5 mi · 2141 W Orangewood Ave, Orange, CA 92868
Accepts Aetna, Medicare
Also offers video visits · Accepting new patients · Expertise in chronic high blood pressure + 2 more ·
Read bio
Dr. Bardia Sadr is a board-certified internal medicine physician with more than 15 years of experience caring for adults in the Irvine community.Click to read more
Next available: tomorrow

Dr. Azhar Muttalib, MD

Internist
4.15
·79 reviews
The office staff and Dr Muttalib were very professional. The wait time was 35 min before I was seen after being taken to the exam room.Click to read more
61.5 mi · 23639 Hawthorne Blvd, Ste 102, Torrance, CA 90505
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
Accepting new patients ·
Read bio
Dr. Azhar Muttalib is a licensed internist providing state-of-the-art treatment to Torrance-area patients. After earning his Bachelor of Medicine, Bachelor of Surgery from Kakatiya Medical College in India, he completed his internship at Detroit Memorial Hospital and his residency in internal medici...Click to read more
Next available: Thu, Jun 4

Sarah Levitt, PA-C

Physician Assistant (Gastroenterology)
5.00
·6 reviews
59.5 mi · 710 N Euclid St, Ste 210, Anaheim, CA 92801
Accepts Aetna, BlueCross BlueShield, Cigna + 24 more
Accepting new patients · Highly recommended ·
Read bio
Sarah Levitt, PA-C, is a board-certified Physician Assistant, providing quality patient care at Gastrointestinal & Liver Consultants in Santa Ana, Irvine, Anaheim, and Westminster, California. She graduated from California State University Long Beach with a Bachelor of Science in Kinesiology Exerc...Click to read more
Next available: Thu, Jul 2

Dr. James Hwang, MD

Gastroenterologist
5.00
·2 reviews
The doctor was friendly and listened to my concerns. He took his time answering my questions. He didn't make me feel like I HAD to do a certain treatment and that I had a say in my healthcare. When I explained my previous not-so-pleasant experience with bowel prep, he offered 3 recommendations and I...Click to read more
67 mi · 6958 Brockton Ave, Ste 203, Riverside, CA 92506
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. James Hwang is a board-certified gastroenterologist with extensive experience across multiple healthcare systems, including Kaiser Permanente Sacramento, Enloe Medical Center, and Rio Grande Gastroenterology. He completed his gastroenterology fellowship and internal medicine residency through Su...Click to read more
Next available: Thu, Jul 2

Dr. Henry Cheng, MD

Family Physician
4.64
·117 reviews
Really liked him, easy to understand, explained things well,! - Feb 15, 2016 by Rachelle M.Click to read more
62 mi · 500 S Anaheim Hills Rd, Ste 246, Anaheim, CA 92807
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Excellent wait time ·
Read bio
Dr. Henry Cheng is a board-certified family medicine physician. He received his medical degree from the American University of the Caribbean School of Medicine and completed his family medicine residency at Mercy Medical Center in Redding, California. Outside of his practice, Dr. Cheng enjoys mount...Click to read more
Next available: Mon, Jun 8

Dr. Rehan Muttalib, MD

Family Physician
4.85
·292 reviews
Friendly staff and doctor. Very efficient and was in and out with peace of mind. Highly recommend - Mar 12, 2025 by Timothy P.Click to read more
61.5 mi · 23639 Hawthorne Blvd, Ste 102, Torrance, CA 90505
Accepts Aetna, BlueCross BlueShield, Cigna + 23 more
Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper respiratory infection (uri) + 5 more ·
Read bio
Dr. Rehan Muttalib is a primary care physician specializing in preventative care, geriatrics, and the management of chronic conditions. He has a passion for anti-aging medicine and approaches both his patients' health and his own with a holistic perspective. Raised in the South Bay, Dr. Muttalib is ...Click to read more
Next available: Fri, Jun 19

Dr. Gale Lawrence, MD

Family Physician
3.00
·2 reviews
I did not see the doctor I booked the appointment with. I waited for nearly 30 minutes before the doctor saw me and then the doctor was in a rush to leave. - Mar 18, 2026Click to read more
65.5 mi · 1600 Pacific Coast Hwy, Seal Beach, CA 90740
Accepts Aetna, Cigna, Medicare + 4 more
Accepting new patients · Excellent wait time ·
Read bio
Dr. Gale Lawrence completed her medical training at Long Beach Memorial Medical Center and has been practicing full service primary care, dermatology, and aesthetic medicine in the local community for over 30 years. A pioneer of modern aesthetic medicine, Dr. Lawrence prides herself on individualize...Click to read more
Next available: Thu, Jun 4

Sarah Dobson, APRN, RN, NP

Nurse Practitioner
65.5 mi · 117 Pirie Rd, #D, Ojai, CA 93023
Accepts BlueCross BlueShield, Cigna, Medicare + 24 more
Accepting new patients ·
Read bio
Ms. Sarah Dobson is an experienced nurse practitioner. She provides in-person services at Ojai Valley Medical Group in Ojai, CA. As part of her formal education, Ms. Dobson obtained a doctoral degree in nursing from the University of Cincinnati College of Medicine. She strives to stay up-to-date wi...Click to read more
Next available: tomorrow

Dr. Wayne Fleischman, MD

Gastroenterologist
4.73
·15 reviews
Friendly and efficient staff. Dr. was warm and welcoming. Made me feel at ease. - Mar 30, 2026 by Stephanie J.Click to read more
69.5 mi · 18682 Beach Blvd., Ste. 150, Huntington Beach, CA 92648
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr Fleischman is a native of Maryland where he attended University of Maryland School of Medicine. He completed his Internal Medicine internship and residency at Emory University. During residency he developed a strong interest in Gastroenterology and Liver disease and subsequently completed his fel...Click to read more
Next available: Thu, Jun 11

Regina Robertson, NP

Family Nurse Practitioner
4.33
·18 reviews
Provider listened and provided good feedback and information pertaining to my issues. A clear plan was communicated to address my health problems. Regina was caring and empathetic. - Mar 31, 2026 by Marcia S.Click to read more
66 mi · 4646 Brockton Ave, Ste 201, Riverside, CA 92506
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Accepting new patients · Excellent wait time ·
Read bio
Regina Robertson, MSN, APRN, FNP-BC, is a compassionate and experienced Nurse Practitioner with more than 30 years in nursing and advanced clinical care. She is dedicated to providing thoughtful, patient-centered primary care that focuses on both physical and emotional well-being. Regina holds a Mas...Click to read more
Next available: tomorrow

Dr. James Pearson, MD

Family Physician
4.65
·105 reviews
Dr. Pearson was on time, knowledge, and easy to talk to. I would highly recommend him. by Casey C.Click to read more
65.5 mi · 1600 Pacific Coast Hwy, Seal Beach, CA 90740
Accepts Aetna, Cigna, Medicare + 4 more
Also offers video visits · Accepting new patients ·
Read bio
Dr. James Pearson completed his medical residency training at the University of Southern California's CVVP Health system and completed a subsequent fellowship at the University of California Irvine. He has continued his professional training at the American Board of Aesthetic Medicine and practices...Click to read more
Next available: Thu, Jun 4

Sheyanne Espiritu, APRN, NP

Family Nurse Practitioner
4.69
·65 reviews
Super friendly staff and overall experience was great 10/10! - Mar 19, 2026 by Alejandro B.Click to read more
67 mi · 218 W 4th St, U, Santa Ana, CA 92701
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
I’ve been caring for patients for over seven years, first as a registered nurse and now as a nurse practitioner since 2023. My experience spans both hospital and outpatient settings, with the last four years focused on primary care for patients of all ages, along with urgent care in both virtual and...Click to read more
Next available: tomorrow

Sarah Levitt, PA-C

Physician Assistant (Gastroenterology)
5.00
·6 reviews
63.5 mi · 5455 Garden Grove Blvd Suite 230, Westminster, CA 92683
Accepts Aetna, BlueCross BlueShield, Cigna + 24 more
Accepting new patients · Highly recommended ·
Read bio
Sarah Levitt, PA-C, is a board-certified Physician Assistant, providing quality patient care at Gastrointestinal & Liver Consultants in Santa Ana, Irvine, Anaheim, and Westminster, California. She graduated from California State University Long Beach with a Bachelor of Science in Kinesiology Exerc...Click to read more
Next available: Thu, Jun 25

Dr. Christina Steinhauser, DO

Gastroenterologist
4.97
·92 reviews
Dr. Steinhauser was very knowledgeable, kind, and listened intently. - Apr 30, 2025 by Jairus M.Click to read more
69.5 mi · 18682 Beach Blvd., Ste. 150, Huntington Beach, CA 92648
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Christina Steinhauser is a former Chief of Medicine and Chief of Gastroenterology at Nellis Air Force Base, a current assistant professor at the Uniformed Services University of Health Sciences, and a former assistant professor at the University of Nevada, Las Vegas. She earned her Doctor of Ost...Click to read more
Next available: Mon, Jul 13

Dr. Christina Steinhauser, DO

Gastroenterologist (Virtual)
4.97
·92 reviews
Dr. Steinhauser was very knowledgeable, kind, and listened intently. - Apr 30, 2025 by Jairus M.Click to read more
Huntington Beach, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Dr. Christina Steinhauser is a former Chief of Medicine and Chief of Gastroenterology at Nellis Air Force Base, a current assistant professor at the Uniformed Services University of Health Sciences, and a former assistant professor at the University of Nevada, Las Vegas. She earned her Doctor of Ost...Click to read more
Next available: Mon, Jul 13

Sheyanne Espiritu, APRN, NP

Family Nurse Practitioner (Virtual)
4.69
·65 reviews
Super friendly staff and overall experience was great 10/10! - Mar 19, 2026 by Alejandro B.Click to read more
Santa Ana, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
I’ve been caring for patients for over seven years, first as a registered nurse and now as a nurse practitioner since 2023. My experience spans both hospital and outpatient settings, with the last four years focused on primary care for patients of all ages, along with urgent care in both virtual and...Click to read more
Next available: tomorrow

Sarah Levitt, PA-C

Physician Assistant (Gastroenterology)
5.00
·6 reviews
69 mi · 2621 S Bristol St, Ste 202, Santa Ana, CA 92704
Accepts Aetna, BlueCross BlueShield, Cigna + 24 more
Accepting new patients · Highly recommended ·
Read bio
Sarah Levitt, PA-C, is a board-certified Physician Assistant, providing quality patient care at Gastrointestinal & Liver Consultants in Santa Ana, Irvine, Anaheim, and Westminster, California. She graduated from California State University Long Beach with a Bachelor of Science in Kinesiology Exerc...Click to read more
Next available: Tue, Jun 23

Dr. Abdul Khan, MD

Internist
4.56
·18 reviews
I felt comfortable and all my questions were answered. by SSClick to read more
73 mi · 275 Victoria St, Ste 1E, Costa Mesa, CA 92627
Accepts Aetna, BlueCross BlueShield, Cigna + 14 more
Accepting new patients · 25+ years of experience · Excellent wait timeExpertise in bronchitis + 9 more
Next available: Wed, Jun 3

Sarah Levitt, PA-C

Physician Assistant (Gastroenterology)
5.00
·6 reviews
70.5 mi · 1400 Reynolds Ave, Ste 100, Irvine, CA 92614
Accepts Aetna, BlueCross BlueShield, Cigna + 24 more
Accepting new patients · Highly recommended ·
Read bio
Sarah Levitt, PA-C, is a board-certified Physician Assistant, providing quality patient care at Gastrointestinal & Liver Consultants in Santa Ana, Irvine, Anaheim, and Westminster, California. She graduated from California State University Long Beach with a Bachelor of Science in Kinesiology Exerc...Click to read more
Next available: Tue, Jun 30

Jaquolin Eskandr, FNP

Family Nurse Practitioner (Virtual)
4.88
·250 reviews
Dr was friendly and easy to talk to. I’m confident in her diagnosis and treatment plan. - Aug 11, 2022 by Amanda H.Click to read more
Newport Beach, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
JAQUOLIN ESKANDR, NP NURSE PRACTITIONER Jaquolin Eskandr is a licensed and registered family nurse practitioner. She completed her Master's degree in Family Practice Nursing from California State University, Long Beach, CA. She has been in the nursing field since 2008 and is also wound care...Click to read more
Next available: Mon, Jun 15

Dr. Christina Steinhauser, DO

Gastroenterologist (Virtual)
4.97
·92 reviews
Dr. Steinhauser was very knowledgeable, kind, and listened intently. - Apr 30, 2025 by Jairus M.Click to read more
Murrieta, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Dr. Christina Steinhauser is a former Chief of Medicine and Chief of Gastroenterology at Nellis Air Force Base, a current assistant professor at the Uniformed Services University of Health Sciences, and a former assistant professor at the University of Nevada, Las Vegas. She earned her Doctor of Ost...Click to read more
Next available: Thu, Jul 2

Bryan Sauter, PA-C

Physician Assistant (Gastroenterology) (Virtual)
4.91
·45 reviews
I've been with Brian Sauter and the team for years. One of the few health care providers that takes the time to listen and provide the appropriate care. Excellent experience as always. - Feb 17, 2026 by Todd C.Click to read more
Murrieta, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Bryan joined United Medical Doctors in June of 2008 as a Physician Assistant and also serves as Medical Director of Advance Practice Providers and Director of Medical Informatics. He graduated from the University of Pittsburgh and received his Physician Assistant degree from Albany Medical College ...Click to read more
Next available: Thu, Jun 25

Bryan Sauter, PA-C

Physician Assistant (Gastroenterology) (Virtual)
4.91
·45 reviews
I've been with Brian Sauter and the team for years. One of the few health care providers that takes the time to listen and provide the appropriate care. Excellent experience as always. - Feb 17, 2026 by Todd C.Click to read more
Murrieta, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Bryan joined United Medical Doctors in June of 2008 as a Physician Assistant and also serves as Medical Director of Advance Practice Providers and Director of Medical Informatics. He graduated from the University of Pittsburgh and received his Physician Assistant degree from Albany Medical College ...Click to read more
Next available: Mon, Jun 15

Dr. Bahar Madani, MD

Gastroenterologist (Virtual)
4.84
·43 reviews
I highly recommend Dr. Madani, she is very knowledgeable and caring!Click to read more
Carlsbad, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 11 more
Accepting new patients · Offers video visits · Highly recommended ·
Read bio
Dr. Bahar Madani is a board-certified gastroenterologist and hepatologist committed to helping patients achieve optimal digestive health. She is passionate about the early detection and prevention of colon cancer, believing that with today’s advanced techniques, no one should lose their life to this...Click to read more
Next available: Fri, Jun 12

Dr. Suhail Salem, MD

Gastroenterologist (Virtual)
5.00
·30 reviews
Encinitas, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Offers video visits · Highly recommended ·
Read bio
Dr. Salem earned his medical degree from McGill University in Montreal, Canada. Following medical school, he trained in Internal Medicine at Rush University Medical Center in Chicago, IL. During his time at Rush, he was selected to serve as Chief resident for one year, where he played an important r...Click to read more
Next available: Wed, Jun 10

Dr. Bahar Madani, MD

Gastroenterologist (Virtual)
4.84
·43 reviews
I highly recommend Dr. Madani, she is very knowledgeable and caring!Click to read more
Encinitas, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 11 more
Accepting new patients · Offers video visits · Highly recommended ·
Read bio
Dr. Bahar Madani is a board-certified gastroenterologist and hepatologist committed to helping patients achieve optimal digestive health. She is passionate about the early detection and prevention of colon cancer, believing that with today’s advanced techniques, no one should lose their life to this...Click to read more
Next available: Thu, Jun 11

Dr. Mohammad Sheikh, MD

Internist (Virtual)
5.00
·13 reviews
I would highly recommend this doctor! He was very respectful and good natured. He listened to my concerns very patiently and advised me according. by SKClick to read more
Fresno, CA
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Cost for self-pay: $80 I'm Dr. Mohammad Sheikh, an experienced internal medicine physician dedicated to providing personalized, high-quality care to my patients. I earned my Doctor of Medicine and Bachelor's degrees from California Northstate University. At Phase Care, my focus is on a patient-cent...Click to read more
Next available: tomorrow

Dr. Neesheet Parikh, DO

Family Physician (Virtual)
4.70
·2268 reviews
Nice, friendly, and efficient staff. Dr Pareekh is very knowledgeable, helpful, and patient. - Jan 8, 2025 by Devesh S.Click to read more
Sunnyvale, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Accepting new patients · Offers video visits ·
Read bio
Dr. Parikh is a Primary Care and Sports Medicine physician at ParikhHealth who truly has a passion for medicine. He enjoys spending time with his patients, getting to know their entire family, and serving the community. He is currently the Chief Medical Officer and Head Team Physician for USA Crick...Click to read more
Next available: Wed, Jun 3

Anna Mekhed

Family Nurse Practitioner (Virtual)
4.87
·77 reviews
Great provider and listened well. She was very accurate and asked appropriate questions . - Nov 17, 2025 by Athena M.Click to read more
Markleeville, CA
Accepts Aetna, Medicare, UnitedHealthcare + 2 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
This provider currently accepts United Healthcare, Aetna, self pay (payable prior to the visit) and Medicare Part B Fee For Service Original Medicare insurance without secondary insurance, such as Medi-Cal or Medigap. Please reach out to confirm insurance and verify co-payment, deductible, or co-ins...Click to read more
Next available: today

Dr. Shahab Zahed, MD

Internist (Virtual)
Markleeville, CA
Accepts Aetna, Medicare
Accepting new patients · 25+ years of experience · Offers video visits ·
Read bio
Over 20 years of experience caring for adults in the Orange County community. Affiliated with Mission Hospital, Fountain Valley Regional, and MemorialCare Orange Coast Medical Center.Click to read more
Next available: tomorrow

Dr. Bardia Sadr, MD

Internist (Virtual)
Markleeville, CA
Accepts Aetna, Medicare
Accepting new patients · Offers video visits · Expertise in chronic high blood pressure + 2 more ·
Read bio
Dr. Bardia Sadr is a board-certified internal medicine physician with more than 15 years of experience caring for adults in the Irvine community.Click to read more
Next available: tomorrow

Dr. David Byron, MD

Family Physician (Virtual)
5.00
·12 reviews
Dr. Byron did an amazing job of helping me with my immediate medical need. He listened to everything I had to say and was so helpful when it came to deciding the next steps. I recommend him highly! by DBClick to read more
Markleeville, CA
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in pneumonia and respiratory infections + 3 more ·
Read bio
Hi there! I’m Dr. David Byron. Here are my main areas of practice: Concierge Medicine TRT and beyond for Men Hormone Optimization for Women - Pre- menopausal Hormone replacement for Women- Menopausal PCOS Medical Weight Loss Peptide Guidance and Management ADHD Monthly Medication Optimization an...Click to read more
Next available: tomorrow

Dr. Yu-Xuan Dang, MD

Internist (Virtual)
4.82
·215 reviews
Very friendly stuff! Dr. Dang is really nice and professional - Jun 10, 2025 by Kang L.Click to read more
Mountain View, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 12 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in chronic high blood pressure + 6 more ·
Read bio
Dr. John (Yu-Xuan) Dang is a native of the Bay Area, having lived in the South Bay for the last 30 years. He has been practicing medicine in the Sunnyvale/Mountain View area since 2018. Dr. Dang earned his Bachelor's degree from the University of California, Berkeley, and received his Doctor of Medi...Click to read more
Next available: Thu, Jun 18

Dr. Carol Webb, MD

Internist (Virtual)
3.00
·2 reviews
- May 10, 2026 by Maryam S.Click to read more
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Accepting new patients · Offers video visits · Excellent wait time
Next available: tomorrow

Bhavana Akotia, PA-C

Physician Assistant (Gastroenterology) (Virtual)
4.93
·29 reviews
- Apr 3, 2026 by Sherraine E.Click to read more
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Bhavana Akotia is a seasoned physician assistant with over two decades of experience in gastroenterology. Since working with Oshi Health as an independent contractor, she’s seen how effective a collaborative team approach can be in treating gastrointestinal (GI) conditions. Previously, Bhavana prac...Click to read more
Next available: Wed, Jun 3

Alexandra Hudak, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Offers video visits ·
Read bio
Alexandra Hudak is a board-certified nurse practitioner who cares deeply about helping patients navigate digestive health concerns. At Oshi, she treats each patient as a whole person—not just a diagnosis. Her goal is to build strong, trusting partnerships with patients, where education and preventio...Click to read more
Next available: Thu, Jun 4

Chimdi Mfebe, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.87
·31 reviews
Never got a phone call!!!!! - Feb 2, 2026 by Amy R.Click to read more
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Offers video visits · Highly recommended · Expertise in acute stomach inflammation/infection + 1 more ·
Read bio
Chimdi Mfebe 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. Chimdi Mfebe is a nurse practitioner ...Click to read more
Next available: Wed, Jun 3

Sarah O'Rourke, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·32 reviews
Amazing. - May 28, 2026 by Ronald R.Click to read more
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Sarah O’Rourke is a seasoned nurse practitioner with a background in treating patients with inflammatory bowel disease (IBD). In her role at Oshi Health, she’s passionate about educating IBD patients and helping them manage and prevent symptom flares. Prior to joining Oshi, Sarah worked with leadi...Click to read more
Next available: Wed, Jun 3

Christie Morrison, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.94
·32 reviews
- Apr 11, 2026 by Lisa M.Click to read more
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Christie Morrison is a nurse practitioner who brings over a decade of gastroenterology-specific experience to Oshi Health. At Oshi, she cares for GI patients virtually and manages a team of GI providers. She also works part-time at the Texas Digestive Disease Center in San Antonio, treating patients...Click to read more
Next available: Thu, Jun 4

Theresa Obonyano, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·32 reviews
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Theresa Obonyano 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. Theresa Obonyano is a family nurs...Click to read more
Next available: Thu, Jun 4

Rebecca Humphries, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.94
·35 reviews
I like that she took the time to evaluate me. I felt comfortable and I liked that she listened to my concerns. - Feb 12, 2026 by Norma B.Click to read more
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · 18 years of experience · Offers video visits · Highly recommended ·
Read bio
Rebecca Humphries is a compassionate and experienced nurse practitioner with over 15 years of focused work in gastroenterology. Her deep understanding of gastrointestinal (GI) health, paired with her warm, whole-person approach to care, helps patients feel seen, heard, and supported. She was even re...Click to read more
Next available: Thu, Jun 4

Robbie Leinart, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·32 reviews
Very informative, Great energy, and efficient service, - Apr 7, 2026 by Latisha D.Click to read more
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in chronic indigestion without clear cause ·
Read bio
Robbie Leinart 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. Robbie Leinart is an Adult Health N...Click to read more
Next available: Thu, Jun 4
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
I found my new gynecologist thanks to zocdoc! Friendly and easy to talk to and is in network!
Clara M
Doctor is great. Great experience using Zocdoc and they even had availability sooner than the provider website
Kaleb M
So easy to use and works EVERY time!! As a busy woman, I need to be able to schedule things quickly, and this makes that simple!! Thank you!!
Deborah P.
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 Gastroenterologist in Lancaster?

On average, patients who use Zocdoc can search for a Gastroenterologist in Lancaster, 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 Lancaster who accept your insurance and make an appointment online.

How can I find a Lancaster Gastroenterologist who takes my insurance?

Zocdoc lets you search specifically for a Lancaster Gastroenterologist who takes your insurance. 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 Gastroenterologist in Lancaster?

Zocdoc is a free online service that helps patients find Gastroenterologists in Lancaster and book appointments instantly. You can search for Lancaster Gastroenterologists by symptom or visit reason. Then, choose your insurance plan. 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 Lancaster?

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

How can I find a Lancaster Gastroenterologist who sees patients after hours?

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

How can I find a top-rated Gastroenterologist in Lancaster?

You can use Zocdoc to find Gastroenterologists in Lancaster 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 Lancaster?

Gastroenterologists in Lancaster 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 my insurance?

Most insurers provide coverage for video visits at the same cost as in-person visits. You can search on Zocdoc specifically for Gastroenterologists in Lancaster who accept your insurance 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 Gastroenterologist in Lancaster 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 Gastroenterologist in Lancaster who sees patients during the weekend?

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

Find doctors