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315 verified UnitedHealthcare Gastroenterologists in Irvine, CA
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 05/24/2026
Availability last updated 05/24/2026

Dr. Alaa Abousaif, MD

Gastroenterologist
4.83
·30 reviews
7.5 mi · 1010 W. La Veta Ave., Ste 570, Orange, CA 92868
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Expertise in upper gi endoscopy + 6 more ·
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 1

Dr. Ousama Alkhatib, MD

Gastroenterologist
4.70
·30 reviews
7.5 mi · 1010 W. La Veta Ave., Ste 570, Orange, CA 92868
In-network · UnitedHealthcare
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: Wed, Jun 3

Sarah Levitt, PA-C

Physician Assistant (Gastroenterology)
5.00
·6 reviews
3.5 mi · 1400 Reynolds Ave, Ste 100, Irvine, CA 92614
In-network · UnitedHealthcare
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: Wed, Jun 3

Sheyanne Espiritu, APRN, NP

Family Nurse Practitioner
4.69
·65 reviews
Sheyanne is very professional and I would recommend her to everyone around me! by RLClick to read more
6 mi · 218 W 4th St, U, Santa Ana, CA 92701
In-network · UnitedHealthcare
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: Thu, May 28

Jaquolin Eskandr, FNP

Family Nurse Practitioner
4.88
·249 reviews
I got right in and didn’t have to wait. The person at the front was very friendly and so was the NP that I saw. - Aug 16, 2023 by Brittany G.Click to read more
6.5 mi · 400 Newport Center Dr, Ste 301, Newport Beach, CA 92660
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 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: Fri, Jun 5

Dr. Marco Paez, MD

Gastroenterologist
4.93
·75 reviews
Very nice he explained everything and was very kind and patient office staff very nice and welcoming - Jan 2, 2025 by Pamela V.Click to read more
14.5 mi · 16677 E Yorba Linda Blvd, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 1 more ·
Read bio
Dr. Marco A. Paez was born in Miami, Florida. He attended Miami-Dade College and Florida International University (FIU). He graduated with a competitive degree in Biological Sciences with a minor in Psychology. He then matriculated at Georgetown University School of Medicine in Washington, D.C. wher...Click to read more
Next available: Wed, Jun 3

Dr. Javed Sadiq, MD

Gastroenterologist
4.88
·195 reviews
Great experience all around, from check in and on, extremely happy with everyone. - Sep 29, 2023 by Tammy D.Click to read more
14 mi · 710 N Euclid St, Ste 210, Anaheim, CA 92801
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 3 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.Click to read more
Next available: Thu, Jun 18

Dr. Christina Steinhauser, DO

Gastroenterologist
4.97
·92 reviews
She was extremely informative and helpful. I hope she helps me. - Feb 4, 2025 by Aida D.Click to read more
14.5 mi · 16677 E Yorba Linda Blvd, Yorba Linda, CA 92886
In-network · UnitedHealthcare
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: Fri, Jun 19

Dr. Essam Quraishi, MD

Gastroenterologist
4.72
·76 reviews
Really friendly and nice experience. Will definitely keep going back. - Feb 15, 2025 by Nicole D.Click to read more
15 mi · 5455 Garden Grove Blvd Suite 230, Westminster, CA 92683
In-network · UnitedHealthcare
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. Seyedehsan Navabi, MD

Gastroenterologist
4.93
·150 reviews
Doctor is great! He really put me at ease, as I was quite nervous about my appointment. - Mar 10, 2026 by Aleksandra S.Click to read more
17.5 mi · 3851 Katella Ave, Ste 205, Los Alamitos, CA 90720
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 1 more ·
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: Thu, Jun 18

Dr. Oscar Gantes, MD

Family Physician
4.97
·34 reviews
Solid! Great doc - Aug 21, 2025 by Sonny S.Click to read more
19 mi · 395 W Avenida Vista Hermosa, Unit K, San Clemente, CA 92672
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 3 more ·
Read bio
Dr. Oscar Gantes is a family physician at Mission Heritage - Internal Medicine in San Clemente, CA. He accepts patients of all ages and genders with common illnesses, chronic diseases, minor injuries, and mental health issues. Dr. Gantes understands patients' conditions and prepares individualized ...Click to read more
Next available: Mon, Jun 1

Dr. Sadia Moinuddin, MD, DABOM

Bariatric Physician
4.72
·82 reviews
I really fw Dr. Moinuddin. I felt comfortable and heard. I'll definitely be going back to her (: - Jan 10, 2026 by Nicki Z.Click to read more
23 mi · 12052 Imperial Hwy, Ste 102, Norwalk, CA 90650
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · 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) Dr. Sadia Moinuddin, MD, FACP, DABOM, is a board-certified internal medicine physician who takes a compassionate, patient-cen...Click to read more
Next available: Wed, Jun 3

Dr. Paola Ortiz, MD

Internist
4.57
·89 reviews
Dr. Ortiz is very caring and patient. She listened to all my concerns and addressed them all. - Oct 2, 2024 by Lilia L.Click to read more
23 mi · 12052 Imperial Hwy, Ste 102, Norwalk, CA 90650
In-network · UnitedHealthcare
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: Fri, Jun 12

Regina Robertson, NP

Family Nurse Practitioner
4.50
·16 reviews
My experience with this staff members was so welcoming and made me feel at home my was amazing she answered all my questions with such knowledge and understanding I'm truly blessed with the interactions from all involved - May 7, 2026 by Patricia R.Click to read more
31 mi · 4646 Brockton Ave, Ste 201, Riverside, CA 92506
In-network · UnitedHealthcare
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: Wed, May 27

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
33 mi · 23639 Hawthorne Blvd, Ste 102, Torrance, CA 90505
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Expertise in high cholesterol + 9 more ·
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: Wed, Jun 3

Dr. Rehan Muttalib, MD

Family Physician
4.85
·292 reviews
My appointment went well. Everyone was very nice, friendly and helpful. - Nov 13, 2025 by Jacob N.Click to read more
33 mi · 23639 Hawthorne Blvd, Ste 102, Torrance, CA 90505
In-network · UnitedHealthcare
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 12

Dr. Payam Shadi, MD

Internist
4.41
·17 reviews
The appointment itself was short and straightforward, and I felt acknowledged and heard by the Dr. Shadi, which I appreciated greatly. Unfortunately, my experience with the office staff was not as positive. I called multiple times before my follow up exam with questions and concerns regarding test r...Click to read more
42.5 mi · 8815 W Pico Blvd, Los Angeles, CA 90035
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Excellent wait time · Expertise in chronic high blood pressure + 9 more ·
Read bio
YourMD Urgent Care- Dr. Payam Shadi is a board-certified internist (2002–2012) and board-certified in sleep medicine (2009–2019), who has been practicing medicine since 2002. Based in the heart of Los Angeles, he has dedicated over two decades to providing compassionate, patient-centered care. Dr. ...Click to read more
Next available: Tue, May 26

Dr. Bahar Madani, MD

Gastroenterologist
4.84
·43 reviews
Very happy with the Dr. She took time with me and was very knowledgeable. I would recommend her. - May 27, 2025 by Maureen M.Click to read more
48 mi · 6185 Paseo Del Norte, Ste. 140, Carlsbad, CA 92011
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 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, May 29

Dr. Jack O'Brien, DO

Family Physician
4.87
·221 reviews
I’ve never had a primary care doctor as thorough, patient, and knowledgeable as Dr. O’Brien. He’s the best!! - Apr 12, 2024 by Nadia D.Click to read more
42 mi · 6221 Wilshire Blvd, #216, Los Angeles, CA 90048
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time · Expertise in problems with testicular function + 4 more ·
Read bio
Dr. Jack O'Brien is a distinguished family physician from Los Angeles, CA. He practices at Haven Health Los Angeles and also offers virtual consultations. Dr. O'Brien obtained his medical degree from New York Institute of Technology, Long Island Campus. He works with patients of all ages, addressin...Click to read more
Next available: Tue, Jun 2

Dr. Dhuha Alhankawi, MD

Gastroenterologist
4.87
·63 reviews
This doctor is very kind and very sincere. - Jul 29, 2025 by Cheyenne F.Click to read more
48 mi · 6185 Paseo Del Norte, Ste. 140, Carlsbad, CA 92011
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 4 more ·
Read bio
Dr. Alhankawi received her medical degree from Jordan University of Science and Technology. After graduating, she finished her residency at Brooklyn Hospital Center in New York and was recognized as the Intern of the Year. At UCSF-Fresno, Dr. Alhankawi pursued her training in gastroenterology, where...Click to read more
Next available: Wed, Jun 10

Dr. Liza Plafsky, MD

Gastroenterologist
4.83
·101 reviews
I appreciated the time the doctor took to speak with me. She was informative about my issues and extremely caring.Click to read more
48 mi · 6185 Paseo Del Norte, Ste. 140, Carlsbad, CA 92011
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Liza Plafsky completed her undergraduate degree in biology at Columbia University in New York City. She subsequently graduated from the University of Miami Miller School of Medicine and stayed there to complete her internship and residency at Jackson Memorial Hospital. She then moved to Tampa fo...Click to read more
Next available: Tue, Jun 30

Dr. Alan Naim, MD

Gastroenterologist
4.76
·245 reviews
Very personable doctor. Professional and informative. by Joy L.Click to read more
52.5 mi · 5400 Balboa Blvd, Ste 228, Encino, CA 91316
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in colonoscopy + 1 more ·
Read bio
Dr. Alan Naim completed his Gastroenterology fellowship training at The University of Arizona/Banner Medical Center in Phoenix, Arizona. Prior to his fellowship, he earned his medical doctorate at The University of Toledo, College of Medicine in Ohio. He completed his internship and residency at USC...Click to read more
Next available: Tue, Jun 2

Dr. Daniel Eshaghian, DO

Gastroenterologist
4.92
·260 reviews
Took the time to understand the problem. Came up with multiple options. Great doctor, easy to work with.Click to read more
52.5 mi · 5400 Balboa Blvd, Ste 228, Encino, CA 91316
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 1 more ·
Read bio
Dr. Daniel Eshaghian is a native of the San Fernando Valley. He attended UCLA for his undergraduate studies, where he earned a Bachelor of Arts degree in Political Science. He subsequently earned his medical degree from Western University of Health Sciences, College of Osteopathic Medicine of the Pa...Click to read more
Next available: Wed, Jun 3

Dr. Yu-Xuan Dang, MD

Internist (Virtual)
4.82
·215 reviews
The stuff member and doctor are both nice and professional, also the place is nice and clean too. Recommended.Click to read more
Mountain View, CA
In-network · UnitedHealthcare
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

Anna Mekhed

Family Nurse Practitioner (Virtual)
4.87
·77 reviews
She is great and easy to talk and she cares about your health higholy reccomend - Sep 14, 2025 by Hasani J.Click to read more
Markleeville, CA
In-network · UnitedHealthcare
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

Sarah O'Rourke, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·30 reviews
Markleeville, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended ·
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, May 27

Christie Morrison, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.97
·31 reviews
- Apr 11, 2026 by Lisa M.Click to read more
Markleeville, CA
In-network · UnitedHealthcare
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: Wed, May 27

Theresa Obonyano, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·32 reviews
Markleeville, CA
In-network · UnitedHealthcare
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: Wed, May 27

Bhavana Akotia, PA-C

Physician Assistant (Gastroenterology) (Virtual)
4.93
·29 reviews
- Apr 3, 2026 by Sherraine E.Click to read more
Markleeville, CA
In-network · UnitedHealthcare
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, May 27

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
In-network · UnitedHealthcare
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: Wed, May 27

Rachel Oliver, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.97
·30 reviews
Markleeville, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Rachel Oliver 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. Rachel Oliver is a gastrointestinal ...Click to read more
Next available: Wed, May 27

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
In-network · UnitedHealthcare
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, May 27

Ashley Anderson, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.97
·32 reviews
Dr. Anderson was very polite, knowledgeable and such a big help. I appreciated her for explaining things and answering all of my questions. I’ve searched for help with my condition and I have a feeling she will help me. - Mar 25, 2026 by Kiara D.Click to read more
Markleeville, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Ashley Anderson, a board-certified family nurse practitioner, brings over 20 years of experience to Oshi Health. She aims to provide compassionate care that improves symptoms and elevates patient quality of life. Before joining Oshi, Ashley spent 17 years in a private outpatient gastroenterology a...Click to read more
Next available: Thu, May 28

Robbie Leinart, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·31 reviews
Very informative, Great energy, and efficient service, - Apr 7, 2026 by Latisha D.Click to read more
Markleeville, CA
In-network · UnitedHealthcare
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, May 28

Jan Seiler, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.97
·33 reviews
Jan was very kind, understanding, and listened to my concerns. It was great to actually felt heard by a doctor instead of just dismissed. - Apr 7, 2026 by Avery B.Click to read more
Markleeville, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Expertise in acute stomach inflammation/infection + 1 more ·
Read bio
Jan Seiler has worked as a gastroenterology nurse practitioner for over two decades. At Oshi Health, she takes a whole-person approach to gastrointestinal (GI) care, making sure to take the time to listen to patient needs and concerns. Before working at Oshi, she worked in a large brick-and-mortar...Click to read more
Next available: Mon, Jun 1

Ji Soo (Claire) Choi, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.97
·38 reviews
The best experience I’ve ever had with a doctor and very knowledgeable on the issues (symptoms, causes, treatments, etc) as well. Definitely recommend for any GI issues - Feb 2, 2026 by Jeff N.Click to read more
Markleeville, CA
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
Next available: Mon, Jun 1

Louise Babikow, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·32 reviews
- Feb 10, 2026Click to read more
Markleeville, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Louise Babikow 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. Louise Babikow is an experienced ce...Click to read more
Next available: Fri, Jun 5

Dr. Hardeep Singh, MD

Gastroenterologist
5.00
·30 reviews
7.5 mi · 1010 W. La Veta Ave., Ste 570, Orange, CA 92868
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Expertise in chronic indigestion without clear cause + 8 more ·
Read bio
**ALL EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR FOLLOW-UP APPOINTMENTS** Dr. Hardeep M. Singh grew up in Orange County and obtained his undergraduate and medical degrees from USC. While completing his internship and residency at Cedars Sinai Medical Center, Dr. Singh received the Leo Rig...Click to read more

Dr. Haig Najarian, MD

Gastroenterologist
5.00
·30 reviews
7.5 mi · 1010 W. La Veta Ave., Ste 570, Orange, CA 92868
In-network · UnitedHealthcare
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

Dr. James Lee, MD

Gastroenterologist
4.94
·16 reviews
7.5 mi · 1010 W. La Veta Ave., Ste 570, Orange, CA 92868
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Expertise in chronic inflammatory bowel disease (ibd) + 7 more ·
Read bio
**ALL EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR FOLLOW-UP APPOINTMENTS** Dr. James J. Lee has a private practice located in Orange, California and is a clinical assistant professor at the University of California, Irvine. In the last two decades, Dr. Lee has been involved in numerous end...Click to read more
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I checked out Zocdoc’s website and was pleasantly surprised. I read a lot of positive reviews from most of their providers...My only regret is that I didn’t make an appointment sooner.
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I had a great experience! It’s a lot easier to go for services on Zocdoc than setting something in person at a private office.
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This was my first Zocdoc experience and everything went perfectly!
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Frequently asked questions

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

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

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

Zocdoc lets you search specifically for a Gastroenterologist in Irvine 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 Irvine?

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

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

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

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

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

You can use Zocdoc to find UnitedHealthcare Gastroenterologists in Irvine 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 Irvine?

Gastroenterologists in Irvine 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 Irvine 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 Irvine 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 Irvine who sees patients during the weekend?

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

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