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Find an in-network doctor from over 1,000 insurance plans

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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 07/11/2026
Availability last updated 07/11/2026

Dr. Rehan Muttalib, MD

Family Physician
4.85
·294 reviews
Staff saw me quickly. Dr was friendly and open to communication. - Jan 22, 2024 by Robin R.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, Aug 7

Dr. Payam Shadi, MD

Internist
4.58
·24 reviews
Office very clean and the receptionists at front desk were very nice - May 11, 2026 by Jacki L.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: Mon, Jul 13

Dr. Liza Plafsky, MD

Gastroenterologist
4.83
·102 reviews
Attentive doctor with great patience and compassion! Strongly recommend :) - Oct 31, 2024 by Yuan C.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, Jul 21

Dr. Bahar Madani, MD

Gastroenterologist (Virtual)
4.84
·45 reviews
I highly recommend Dr. Madani, she is very knowledgeable and caring!Click to read more
Carlsbad, CA
In-network · UnitedHealthcare
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, Jul 24

Dr. Bahar Madani, MD

Gastroenterologist
4.84
·45 reviews
I highly recommend Dr. Madani, she is very knowledgeable and caring!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, Jul 24

Dr. Dhuha Alhankawi, MD

Gastroenterologist
4.88
·67 reviews
Good availability. Very professional and knowledgeableClick 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: Tue, Aug 4

Dr. Alan Naim, MD

Gastroenterologist
4.76
·249 reviews
Very efficient. Very courteous. Very knowledgeable - Aug 14, 2025 by Marta M.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, Jul 14

Dr. Daniel Eshaghian, DO

Gastroenterologist
4.93
·267 reviews
Excellent doctor, terrific bedside manner, took a lot of time to work through potential options.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, Jul 15

Dr. Dhuha Alhankawi, MD

Gastroenterologist
4.88
·67 reviews
Good availability. Very professional and knowledgeableClick to read more
53 mi · 477 N El Camino Real, Ste A308, Encinitas, CA 92024
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, Jul 15

Dr. Bahar Madani, MD

Gastroenterologist (Virtual)
4.84
·45 reviews
I highly recommend Dr. Madani, she is very knowledgeable and caring!Click to read more
Encinitas, CA
In-network · UnitedHealthcare
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, Jul 16

Dr. Bahar Madani, MD

Gastroenterologist
4.84
·45 reviews
I highly recommend Dr. Madani, she is very knowledgeable and caring!Click to read more
53 mi · 477 N El Camino Real, Ste A308, Encinitas, CA 92024
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: Mon, Jul 20

Dr. Liza Plafsky, MD

Gastroenterologist
4.83
·102 reviews
Attentive doctor with great patience and compassion! Strongly recommend :) - Oct 31, 2024 by Yuan C.Click to read more
53 mi · 477 N El Camino Real, Ste A308, Encinitas, CA 92024
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: Wed, Jul 22

Dr. Daniel Eshaghian, DO

Gastroenterologist
4.93
·267 reviews
Excellent doctor, terrific bedside manner, took a lot of time to work through potential options.Click to read more
56.5 mi · 18350 Roscoe Blvd, Ste 702, Northridge, CA 91325
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: Fri, Jul 24

Dr. Alan Naim, MD

Gastroenterologist
4.76
·249 reviews
Very efficient. Very courteous. Very knowledgeable - Aug 14, 2025 by Marta M.Click to read more
56.5 mi · 18350 Roscoe Blvd, Ste 702, Northridge, CA 91325
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: Mon, Aug 3

Dr. Dhuha Alhankawi, MD

Gastroenterologist
4.88
·67 reviews
Good availability. Very professional and knowledgeableClick to read more
68.5 mi · 5643 Copley Dr.,, Ste 220, San Diego, CA 92111
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: Tue, Jul 14

Dr. Yu-Xuan Dang, MD

Internist (Virtual)
4.83
·220 reviews
Very nice experience for the visiting - Mar 19, 2024 by Xiaochao H.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, Aug 13

Theresa Obonyano, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.97
·33 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: Tue, Jul 14

Alexandra Hudak, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
Markleeville, CA
In-network · UnitedHealthcare
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: Tue, Jul 14

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: Wed, Jul 15

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, Jul 15

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: Wed, Jul 15

Bhavana Akotia, PA-C

Physician Assistant (Gastroenterology) (Virtual)
4.93
·29 reviews
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, Jul 15

Christie Morrison, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.94
·32 reviews
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: Thu, Jul 16

Sarah O'Rourke, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·37 reviews
Amazing. - May 28, 2026 by Ronald R.Click to read more
Markleeville, CA
In-network · UnitedHealthcare
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: Fri, Jul 17

Robbie Leinart, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·33 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, Jul 16

Rebecca Humphries, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.94
·36 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: Fri, Jul 17

Ashley Anderson, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.97
·33 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: Mon, Jul 20

Anna Mekhed

Family Nurse Practitioner (Virtual)
4.88
·84 reviews
Exceptionally helpful. I do not know of any other assistance that could be as important.Thank you. - Jun 28, 2026 by Joan E.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: Sat, Jul 25

Anna Mekhed

Family Nurse Practitioner (Virtual)
4.88
·84 reviews
Exceptionally helpful. I do not know of any other assistance that could be as important.Thank you. - Jun 28, 2026 by Joan E.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: Sat, Jul 25

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
3.5 mi · 1400 Reynolds Ave, Ste 100, Irvine, CA 92614
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

Dr. Javed Sadiq, MD

Gastroenterologist
4.88
·196 reviews
Great experience. Excellent Doctor who showed genuine concern and interest - Jul 15, 2024 by Angela H.Click to read more
3.5 mi · 1400 Reynolds Ave, Ste 100, Irvine, CA 92614
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

Dr. Javed Sadiq, MD

Gastroenterologist (Virtual)
4.88
·196 reviews
Great experience. Excellent Doctor who showed genuine concern and interest - Jul 15, 2024 by Angela H.Click to read more
Santa Ana, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · 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

Dr. Javed Sadiq, MD

Gastroenterologist
4.88
·196 reviews
Great experience. Excellent Doctor who showed genuine concern and interest - Jul 15, 2024 by Angela H.Click to read more
5.5 mi · 2621 S Bristol St, Ste 202, Santa Ana, CA 92704
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

Dr. Essam Quraishi, MD

Gastroenterologist (Virtual)
4.72
·76 reviews
Really friendly and nice experience. Will definitely keep going back. - Feb 15, 2025 by Nicole D.Click to read more
Santa Ana, CA
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Offers video visits · 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

Fasiha Memon, PA-C

Physician Assistant (Gastroenterology)
3.5 mi · 1400 Reynolds Ave, Ste 100, Irvine, CA 92614
In-network · UnitedHealthcare
Accepting new patients ·
Read bio
Fasiha Memon, PA, is a board-certified Physician Assistant, providing quality patient care at Gastrointestinal & Liver Consultants in Santa Ana, Irvine, Anaheim, and Westminster, California. Fasiha Memon is a dedicated healthcare professional. After earning a Bachelor of Science in Biological Sci...Click to read more

Lisa Vo, PA-C

Physician Assistant (Gastroenterology)
3.5 mi · 1400 Reynolds Ave, Ste 100, Irvine, CA 92614
In-network · UnitedHealthcare
Accepting new patients ·
Read bio
Lisa Vo, PA-C, is a board-certified Physician Assistant at Gastrointestinal & Liver Consultants, serving patients in Santa Ana, Irvine, Anaheim, and Westminster, California. Born and raised in Orange County, Lisa earned her Bachelor of Science in Biology from the University of California, Irvine. S...Click to read more

Dr. Christina Steinhauser, DO

Gastroenterologist
4.97
·94 reviews
Dr. Steinhauser is pure joy bundled up an adorable woman, which was absolutely unexpected when scheduling a colonoscopy. ?? Her demeanor makes it feel like you're chit-chatting with one of your girlfriend, all the while she is delivering all the necessary information. I'm so grateful to have found a...Click to read more
11 mi · 18682 Beach Blvd., Ste. 150, Huntington Beach, CA 92648
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

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
11 mi · 18682 Beach Blvd., Ste. 150, Huntington Beach, CA 92648
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

Dr. Christina Steinhauser, DO

Gastroenterologist (Virtual)
4.97
·94 reviews
Dr. Steinhauser is pure joy bundled up an adorable woman, which was absolutely unexpected when scheduling a colonoscopy. ?? Her demeanor makes it feel like you're chit-chatting with one of your girlfriend, all the while she is delivering all the necessary information. I'm so grateful to have found a...Click to read more
Huntington Beach, CA
In-network · UnitedHealthcare
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

Fasiha Memon, PA-C

Physician Assistant (Gastroenterology)
5.5 mi · 2621 S Bristol St, Ste 202, Santa Ana, CA 92704
In-network · UnitedHealthcare
Accepting new patients ·
Read bio
Fasiha Memon, PA, is a board-certified Physician Assistant, providing quality patient care at Gastrointestinal & Liver Consultants in Santa Ana, Irvine, Anaheim, and Westminster, California. Fasiha Memon is a dedicated healthcare professional. After earning a Bachelor of Science in Biological Sci...Click to read more

Lisa Vo, PA-C

Physician Assistant (Gastroenterology)
5.5 mi · 2621 S Bristol St, Ste 202, Santa Ana, CA 92704
In-network · UnitedHealthcare
Accepting new patients ·
Read bio
Lisa Vo, PA-C, is a board-certified Physician Assistant at Gastrointestinal & Liver Consultants, serving patients in Santa Ana, Irvine, Anaheim, and Westminster, California. Born and raised in Orange County, Lisa earned her Bachelor of Science in Biology from the University of California, Irvine. S...Click to read more

Sheyanne Espiritu, APRN, NP

Family Nurse Practitioner (Virtual)
4.67
·76 reviews
She was very sweet and listened to all my concerns! Super validating! - Nov 28, 2025 by Kennedy S.Click to read more
Santa Ana, CA
In-network · UnitedHealthcare
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

Dr. Mike Yang, DO

Family Physician (Virtual)
4.39
·131 reviews
It was clear he was knowledgeable about medicine but need to improve his interpersonal skills. Made me feel like he didn’t care about what I was saying and just prescribed something to get off the call. - Apr 5, 2025 by Brooke S.Click to read more
Santa Ana, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Excellent wait time · Expertise in upper respiratory infection (uri) + 1 more ·
Read bio
I am passionate about transforming lives through preventive care, helping individuals achieve a healthier and more fulfilling life. My dedication to bridging healthcare disparities and expanding access to care drives me to embrace new medical advancements that reach underserved populations. As a pr...Click to read more

Michelle Layug, APRN, RN

Family Nurse Practitioner (Virtual)
5.00
·1 review
Santa Ana, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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Michelle Layug, MSN, FNP-C is a board-certified Family Nurse Practitioner with over 15 years of clinical experience specializing in diabetes management and chronic disease care. She earned her Bachelor of Science in Nursing from Mount St. Mary’s University in Los Angeles and her Master of Science in...Click to read more

Michelle Layug, APRN, RN

Family Nurse Practitioner
5.00
·1 review
6 mi · 218 W 4th St, Santa Ana, CA 92701
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
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Michelle Layug, MSN, FNP-C is a board-certified Family Nurse Practitioner with over 15 years of clinical experience specializing in diabetes management and chronic disease care. She earned her Bachelor of Science in Nursing from Mount St. Mary’s University in Los Angeles and her Master of Science in...Click to read more

Li Miao Wang, PA-C

Physician Assistant (Virtual)
4.94
·31 reviews
The doctor was very helpful and clear with the as to what information he has required for the next visit. - Jan 16, 2026 by Leo A.Click to read more
Santa Ana, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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My name is Li Miao Wang, but I usually go by Li. I was born in Graz, Austria, and moved to the US in 2011 when I was a sophomore in high school. I attended the University of California, Santa Barbara and got a bachelors in Biopsychology. I received my Master's degree in Physician Assistant Studies a...Click to read more

Li Miao Wang, PA-C

Physician Assistant
4.94
·31 reviews
The doctor was very helpful and clear with the as to what information he has required for the next visit. - Jan 16, 2026 by Leo A.Click to read more
6 mi · 218 W 4th St, Santa Ana, CA 92701
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
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My name is Li Miao Wang, but I usually go by Li. I was born in Graz, Austria, and moved to the US in 2011 when I was a sophomore in high school. I attended the University of California, Santa Barbara and got a bachelors in Biopsychology. I received my Master's degree in Physician Assistant Studies a...Click to read more

Stephen Leon, FNP

Family Nurse Practitioner (Virtual)
5.00
·22 reviews
Dr. Stephen was so nice and easy to talk to. Will be booking with him again. by MEClick to read more
Santa Ana, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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I was raised in the Redlands/Mentone area of the empire from which I graduated from CSU San Bernardino with my Bachelors in Psychology. I’ve been moved to Sacramento to attend Samuel Merritt University for both RN and NP programs. My first two years I worked solely within FQHC population and have sp...Click to read more

Kristin Wong, PA

Physician Assistant
4.75
·16 reviews
Great service and such a smooth experience! I was even able to grab a drink for 50% off, which made it even better. The staff was friendly, the appointment was quick, and everything felt really welcoming! by KOClick to read more
6 mi · 218 W 4th St, Santa Ana, CA 92701
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Excellent wait time ·
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Kristin Wong, PA-C is a board-certified Physician Assistant with a background in outpatient primary care. She is dedicated to providing patient-centered, evidence-based care with a strong emphasis on preventive medicine and health education. Kristin has experience managing a wide range of acute and ...Click to read more

Kristin Wong, PA

Physician Assistant (Virtual)
4.75
·16 reviews
Great service and such a smooth experience! I was even able to grab a drink for 50% off, which made it even better. The staff was friendly, the appointment was quick, and everything felt really welcoming! by KOClick to read more
Santa Ana, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Excellent wait time ·
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Kristin Wong, PA-C is a board-certified Physician Assistant with a background in outpatient primary care. She is dedicated to providing patient-centered, evidence-based care with a strong emphasis on preventive medicine and health education. Kristin has experience managing a wide range of acute and ...Click to read more

Daniel Nunez, PA

Physician Assistant (Virtual)
4.76
·42 reviews
PA Nunez was great! From the very beginning he was very friendly and knowledgeable. I would highly recommend him! by CDClick to read more
Santa Ana, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in upper respiratory infection (uri) + 5 more ·
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Daniel Nunez PA-C graduated from Charles R Drew University in 2006. Since that time he has worked as a Physician Assistant in Family Practice, Emergency Medicine and Urgent Care. With nearly 20 years of medical experience in the field, he brings a deep commitment to patient centered care. Outside of...Click to read more

Louise Jones, FNP, APRN

Family Nurse Practitioner (Virtual)
4.75
·16 reviews
Louise was so attentive with me. Took her time to listen and really helped me out. I would definitely recommend her. by MEClick to read more
Santa Ana, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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Louise Jones, DNP, FNP-BC, is a board-certified Family Nurse Practitioner dedicated to providing compassionate, evidence-based care for patients of all ages. She believes in building lasting relationships with her patients by listening carefully, educating them about their health, and working togeth...Click to read more

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
14 mi · 710 N Euclid St, Ste 210, Anaheim, CA 92801
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Expertise in irritable bowel syndrome (ibs) + 4 more ·
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*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

Terri Rembuskos, PA-C

Physician Assistant (Gastroenterology)
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 ·
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**ALL EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR FOLLOW-UP APPOINTMENTS** Terri Rembuskos is a graduate of the University of California, Irvine. She completed her Bachelor of Science in Biology and a Bachelor of Arts in Political Science in 1998. She went on to graduate from the Universit...Click to read more

Dr. Javed Sadiq, MD

Gastroenterologist
4.88
·196 reviews
Great experience. Excellent Doctor who showed genuine concern and interest - Jul 15, 2024 by Angela H.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 · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 3 more ·
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*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
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Primary Care Physician
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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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