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299 verified Gastroenterologists in Fremont, 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 08/20/2026
Availability last updated 08/20/2026

Theresa Obonyano, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.97
·34 reviews
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 4 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: Tue, Aug 25

Bhavana Akotia, PA-C

Physician Assistant (Gastroenterology) (Virtual)
4.93
·29 reviews
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 4 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: Tue, Aug 25

Ji Soo (Claire) Choi, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.98
·42 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
Accepts Aetna, BlueCross BlueShield, Cigna + 4 more
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: Tue, Aug 25

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 + 4 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: Tue, Aug 25

Dr. Carol Webb, MD

Internist (Virtual)
2.71
·7 reviews
I got zero help luckily I am supposed to be getting refunded for the appointment but I really really needed medical help and got none. I would rather have had the help I needed why did the app even ask me what pharmacy I needed or list a bunch of illnesses that need meds if they can't provide them. ...Click to read more
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 4 more
Accepting new patients · 16 years of experience · Offers video visits · Excellent wait timeExpertise in chronic high blood pressure + 3 more
Next available: Wed, Aug 26

Alexandra Hudak, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 4 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: Wed, Aug 26

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
Accepts Aetna, BlueCross BlueShield, Cigna + 4 more
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: Thu, Aug 27

Lora Campos, NP

Family Nurse Practitioner (Virtual)
5.00
·3 reviews
I had the privilege of serving with Lora Campos, and I can confidently say that she is one of the most dedicated, trustworthy, and compassionate people I know. Her military service reflects her strong work ethic, integrity, and commitment to helping others. As a nurse practitioner, Lora brings th...Click to read more
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 4 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time
Next available: Thu, Aug 27

Anna Mekhed

Family Nurse Practitioner (Virtual)
4.89
·91 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
Accepts Aetna, Medicare, 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: Mon, Sep 14

Christie Morrison, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.94
·34 reviews
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 4 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: Mon, Aug 31

Louise Babikow, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·32 reviews
Markleeville, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 4 more
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: Tue, Sep 1

Anna Mekhed

Family Nurse Practitioner (Virtual)
4.89
·91 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
Accepts Aetna, Medicare, 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: Mon, Sep 14

Dr. Collins Ezeuka, MD

Primary Care Doctor (Virtual)
4.10
·136 reviews
I had a good experience with the Doctor how ever the wait time was a little long. - Mar 27, 2024 by Charlie D.Click to read more
Los Angeles, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 80 more
Accepting new patients · Offers video visits ·
Read bio
Collins Ezeuka, M.D. is an American physician-scientist known for his interdisciplinary research spanning cancer immunotherapy, cardiovascular biology, and biomedical engineering. He has conducted research at leading institutions including UCLA, City of Hope, Emory University, and Georgia Institute ...Click to read more
Next available: Mon, Aug 31

Dr. Justin Cohen, DO

Internist (Virtual)
5.00
·9 reviews
Really grateful for the care I received at Vital Scope Medical Group. Dr. Cohen was super thorough and actually took the time to listen and understand everything I was saying. The whole experience felt very personal and professional, not rushed like most doctor visits. I left feeling confident, supp...Click to read more
Beverly Hills, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 1 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time
Next available: Wed, Aug 26

Dr. Alexander Tran, DO

Internist (Virtual)
5.00
·10 reviews
Dr. Tran addressed all of my concerns. I felt reassured and comfortable at the and of our visit. by KBClick to read more
Fullerton, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Dr. Alexander Tran is an internist at Pyo Clinic in Upland, CA. He also offers virtual consultations. He welcomes adult patients with common illnesses, chronic diseases, and minor injuries that affect their quality of life. Dr. Tran understands patients' conditions and prepares individualized treat...Click to read more
Next available: Tue, Sep 1

Jaquolin Eskandr, FNP

Family Nurse Practitioner (Virtual)
4.85
·254 reviews
Glad to find someone who was thorough and took their time. Asked lots of questions and was very helpful - Mar 3, 2023 by Amber A.Click to read more
Newport Beach, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 5 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, Aug 24

Dr. Ruel Garcia, MD

Gastroenterologist (Virtual)
4.85
·148 reviews
Dr Garcia is easy to talk to. He is professional, knowledgeable, patient and informative. - Jul 13, 2021 by Thanh N.Click to read more
Mountain View, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · 25+ years of experience · Offers video visits · Highly recommended · Excellent wait time · Expertise in irritable bowel syndrome (ibs) + 4 more ·
Read bio
**ALL HMO PATIENTS, MEDICARE PATIENTS AND EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR APPOINTMENTS** Dr. Ruel Garcia graduated Magna Cum Laude in Biological Sciences from the University of California, Irvine. He earned his Doctor of Medicine from the University of California, San Diego, Sc...Click to read more

Dr. Bhargava Gannavarapu, MD

Gastroenterologist
4.86
·138 reviews
He is very helpful and explained everything to me in details. I highly recommend himClick to read more
13.5 mi · 2490 Hospital Dr, Ste 300, Mountain View, CA 94040
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time · Expertise in acid reflux + 5 more ·
Read bio
**ALL HMO PATIENTS, MEDICARE PATIENTS AND EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR APPOINTMENTS** Dr. Bhargava Gannavarapu is a Board Certified Gastroenterologist. He earned his Doctor of Medicine from Rosalind Franklin University of Medicine and Science/The Chicago Medical School. He t...Click to read more

Dr. Bhargava Gannavarapu, MD

Gastroenterologist (Virtual)
4.86
·138 reviews
He is very helpful and explained everything to me in details. I highly recommend himClick to read more
Mountain View, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in acid reflux + 5 more ·
Read bio
**ALL HMO PATIENTS, MEDICARE PATIENTS AND EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR APPOINTMENTS** Dr. Bhargava Gannavarapu is a Board Certified Gastroenterologist. He earned his Doctor of Medicine from Rosalind Franklin University of Medicine and Science/The Chicago Medical School. He t...Click to read more

Dr. Cynthia Leung, MD

Gastroenterologist (Virtual)
4.75
·172 reviews
Dr Leung and the office are great! Happy I found them. The patient portal is convenient, too. - Dec 19, 2019 by Alison S.Click to read more
Mountain View, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 26 more
Accepting new patients · 24 years of experience · Offers video visits · Excellent wait time · Expertise in colonoscopy + 2 more ·
Read bio
Peninsula Gastroenterology Medical Group's offices are located in Redwood City and Mountain View, California. Please ensure you are comfortable with required travel time to the office before scheduling your appointment. Dr. Cynthia Leung was born and raised in the Bay Area. She completed both her ...Click to read more

Dr. Daniel Rengstorff, MD

Gastroenterologist (Virtual)
4.78
·164 reviews
Very nice Dr and put me at ease He explained thoroughly what could be my issue with my health - Mar 30, 2023 by Holly P.Click to read more
Mountain View, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 26 more
Accepting new patients · 25+ years of experience · Offers video visits · Highly recommended · Excellent wait time · Expertise in irritable bowel syndrome (ibs) + 5 more ·
Read bio
Peninsula Gastroenterology Medical Group's offices are located in Redwood City and Mountain View, California. Please ensure you are comfortable with required travel time to the office before scheduling your appointment. Dr. Rengstorff was born and raised in the Bay Area. He attended medical school...Click to read more

Dr. Cynthia Leung, MD

Gastroenterologist
4.75
·172 reviews
Dr Leung and the office are great! Happy I found them. The patient portal is convenient, too. - Dec 19, 2019 by Alison S.Click to read more
13.5 mi · 2495 Hospital Dr., Suite 600, Mountain View, CA 94040
Accepts Aetna, BlueCross BlueShield, Cigna + 26 more
Also offers video visits · Accepting new patients · 24 years of experience · Excellent wait time · Expertise in colonoscopy + 2 more ·
Read bio
Peninsula Gastroenterology Medical Group's offices are located in Redwood City and Mountain View, California. Please ensure you are comfortable with required travel time to the office before scheduling your appointment. Dr. Cynthia Leung was born and raised in the Bay Area. She completed both her ...Click to read more

Dr. Madhuri Badrinath, MD

Gastroenterologist (Virtual)
4.33
·3 reviews
She listened, explained some useful things, and scheduled a follow up. I felt very cared for. - Oct 16, 2025 by Luke B.Click to read more
Mountain View, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 26 more
Accepting new patients · Offers video visits ·
Read bio
Dr. Madhuri Badrinath is a gastroenterologist at Peninsula Gastroenterology Medical Group in Mountain View, CA. She also offers virtual consultations. She is a visiting affiliate at El Camino Hospital and Sequoia Hospital. Dr. Badrinath is fluent in English, Hindi, Tamil, and Kannada, enabling her ...Click to read more

Dr. Roger Kao, MD

Gastroenterologist (Virtual)
5.00
·2 reviews
I received excellent care from Dr.Kao and he is very personable. Highly recommend. by NCClick to read more
San Carlos, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Accepting new patients · 25+ years of experience · Offers video visits · Highly recommended · Excellent wait time · Expertise in colonoscopy + 5 more ·
Read bio
Dr. Roger Kao was born and raised in Portland, Oregon. After his undergraduate work at the University of Washington, he moved to the mid-west and obtained his medical degree from Chicago Medical School. He then went on to complete his internal medicine residency and Gastroenterology and Hepatology ...Click to read more

Dr. Roger Kao, MD

Gastroenterologist
5.00
·2 reviews
I received excellent care from Dr.Kao and he is very personable. Highly recommend. by NCClick to read more
15 mi · 1000 Laurel St, San Carlos, CA 94070
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in colonoscopy + 5 more ·
Read bio
Dr. Roger Kao was born and raised in Portland, Oregon. After his undergraduate work at the University of Washington, he moved to the mid-west and obtained his medical degree from Chicago Medical School. He then went on to complete his internal medicine residency and Gastroenterology and Hepatology ...Click to read more

Dr. Scott Levenson, MD

Gastroenterologist
5.00
·1 review
I have been a longtime patient of Dr. Levinson, and I can't speak highly enough of both his clinical expertise and friendly personable nature. As a nurse, I can appreciate the complex medical situations he has helped me navigate, that has earned my trust and loyalty as a patient. Even though I don't...Click to read more
15 mi · 1000 Laurel St, San Carlos, CA 94070
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in acute stomach inflammation/infection + 10 more ·
Read bio
Dr. Scott Levenson was raised on the Peninsula. After graduating from Menlo-Atherton High School, he attended college at the University of California, San Diego. Dr. Levenson completed medical school at the University of Michigan and his internal medicine residency at University of Washington. In 1...Click to read more

Dr. Scott Levenson, MD

Gastroenterologist (Virtual)
5.00
·1 review
I have been a longtime patient of Dr. Levinson, and I can't speak highly enough of both his clinical expertise and friendly personable nature. As a nurse, I can appreciate the complex medical situations he has helped me navigate, that has earned my trust and loyalty as a patient. Even though I don't...Click to read more
San Carlos, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Accepting new patients · 25+ years of experience · Offers video visits · Highly recommended · Excellent wait time · Expertise in acute stomach inflammation/infection + 10 more ·
Read bio
Dr. Scott Levenson was raised on the Peninsula. After graduating from Menlo-Atherton High School, he attended college at the University of California, San Diego. Dr. Levenson completed medical school at the University of Michigan and his internal medicine residency at University of Washington. In 1...Click to read more

Dr. Madhuri Badrinath, MD

Gastroenterologist (Virtual)
4.33
·3 reviews
She listened, explained some useful things, and scheduled a follow up. I felt very cared for. - Oct 16, 2025 by Luke B.Click to read more
Redwood City, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 26 more
Accepting new patients · Offers video visits ·
Read bio
Dr. Madhuri Badrinath is a gastroenterologist at Peninsula Gastroenterology Medical Group in Mountain View, CA. She also offers virtual consultations. She is a visiting affiliate at El Camino Hospital and Sequoia Hospital. Dr. Badrinath is fluent in English, Hindi, Tamil, and Kannada, enabling her ...Click to read more

Dr. Daniel Rengstorff, MD

Gastroenterologist (Virtual)
4.78
·164 reviews
Very nice Dr and put me at ease He explained thoroughly what could be my issue with my health - Mar 30, 2023 by Holly P.Click to read more
Redwood City, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 26 more
Accepting new patients · 25+ years of experience · Offers video visits · Highly recommended · Excellent wait time · Expertise in irritable bowel syndrome (ibs) + 5 more ·
Read bio
Peninsula Gastroenterology Medical Group's offices are located in Redwood City and Mountain View, California. Please ensure you are comfortable with required travel time to the office before scheduling your appointment. Dr. Rengstorff was born and raised in the Bay Area. He attended medical school...Click to read more

Dr. Cynthia Leung, MD

Gastroenterologist (Virtual)
4.75
·172 reviews
Dr Leung and the office are great! Happy I found them. The patient portal is convenient, too. - Dec 19, 2019 by Alison S.Click to read more
Redwood City, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 26 more
Accepting new patients · 24 years of experience · Offers video visits · Excellent wait time · Expertise in colonoscopy + 2 more ·
Read bio
Peninsula Gastroenterology Medical Group's offices are located in Redwood City and Mountain View, California. Please ensure you are comfortable with required travel time to the office before scheduling your appointment. Dr. Cynthia Leung was born and raised in the Bay Area. She completed both her ...Click to read more

Dr. Madhuri Badrinath, MD

Gastroenterologist
4.33
·3 reviews
She listened, explained some useful things, and scheduled a follow up. I felt very cared for. - Oct 16, 2025 by Luke B.Click to read more
15.5 mi · 2900 Whipple Ave, Ste #245, Redwood City, CA 94062
Accepts Aetna, BlueCross BlueShield, Cigna + 26 more
Also offers video visits · Accepting new patients ·
Read bio
Dr. Madhuri Badrinath is a gastroenterologist at Peninsula Gastroenterology Medical Group in Mountain View, CA. She also offers virtual consultations. She is a visiting affiliate at El Camino Hospital and Sequoia Hospital. Dr. Badrinath is fluent in English, Hindi, Tamil, and Kannada, enabling her ...Click to read more

Dr. Daniel Rengstorff, MD

Gastroenterologist
4.78
·164 reviews
Very nice Dr and put me at ease He explained thoroughly what could be my issue with my health - Mar 30, 2023 by Holly P.Click to read more
15.5 mi · 2900 Whipple Ave, Ste #245, Redwood City, CA 94062
Accepts Aetna, BlueCross BlueShield, Cigna + 26 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in irritable bowel syndrome (ibs) + 5 more ·
Read bio
Peninsula Gastroenterology Medical Group's offices are located in Redwood City and Mountain View, California. Please ensure you are comfortable with required travel time to the office before scheduling your appointment. Dr. Rengstorff was born and raised in the Bay Area. He attended medical school...Click to read more

Ethan Lin, PA

Physician Assistant (Virtual)
5.00
·2 reviews
Great experience. - Aug 7, 2026 by Ole O.Click to read more
Mountain View, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 5 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Mr. Ethan Lin is a physician assistant based in Mountain View, CA. He offers both in-person and virtual care at Dr. John Dang's practice. He is also affiliated with El Camino Hospital Mountain View. Mr. Lin holds a master's degree in physician assistant studies from Chapman University. He is also c...Click to read more

Ganna Baetge, PA-C

Physician Assistant
4.89
·149 reviews
She was so sweet and decent. Professional on question I have! - May 31, 2024 by Weiyue D.Click to read more
13.5 mi · 525 South Dr, Ste 211, Mountain View, CA 94040
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Ganna has been practicing medicine for over 20 years after graduating from Stanford University with a Master's in Physician Assistant Studies. Over the past 10 years, she has specialized in urgent and family care medicine. NOTE: CONTROLLED SUBSTANCES ARE NOT PRESCRIBED BY GANNA BAETGE PA-C FOR NEW ...Click to read more

Dr. Patricia Sitnitsky, MD, DABOM

Bariatric Physician
4.85
·189 reviews
Really positive experience. Felt heard and feel confident about steps moving forward. - Aug 22, 2024 by Kaitlin D.Click to read more
13.5 mi · 525 South Dr, Ste 211, Mountain View, CA 94040
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · 24 years of experience · Highly recommended · Excellent wait time ·
Read bio
Dr. Patricia Sitnitsky, M.D. is a board-certified physician specializing in Internal Medicine and Obesity Medicine. She earned her Doctor of Medicine degree from Stanford University School of Medicine and completed her residency in Internal Medicine at Santa Clara Valley Medical Center. Dr. Sitnitsk...Click to read more

Pamela Ruiz, PA-C

Physician Assistant
4.81
·162 reviews
Great doctor and staff! I felt welcomed and heard throughout my appointment. - Dec 13, 2024Click to read more
13.5 mi · 525 South Dr, Ste 211, Mountain View, CA 94040
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Pamela Ruiz is a dedicated Physician Assistant specializing in preventative care and longevity medicine. Her journey into healthcare began at Cornell University, where she earned a Bachelor's degree in Nutritional Science and developed a passion for preventative medicine. She further advanced her ex...Click to read more

Ganna Baetge, PA-C

Physician Assistant
4.89
·149 reviews
She was so sweet and decent. Professional on question I have! - May 31, 2024 by Weiyue D.Click to read more
14 mi · 827 Altos Oaks Dr, Ste 4, Los Altos, CA 94024
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Ganna has been practicing medicine for over 20 years after graduating from Stanford University with a Master's in Physician Assistant Studies. Over the past 10 years, she has specialized in urgent and family care medicine. NOTE: CONTROLLED SUBSTANCES ARE NOT PRESCRIBED BY GANNA BAETGE PA-C FOR NEW ...Click to read more

Pamela Ruiz, PA-C

Physician Assistant
4.81
·162 reviews
Great doctor and staff! I felt welcomed and heard throughout my appointment. - Dec 13, 2024Click to read more
14 mi · 827 Altos Oaks Dr, Ste 4, Los Altos, CA 94024
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Pamela Ruiz is a dedicated Physician Assistant specializing in preventative care and longevity medicine. Her journey into healthcare began at Cornell University, where she earned a Bachelor's degree in Nutritional Science and developed a passion for preventative medicine. She further advanced her ex...Click to read more

Dr. Patricia Sitnitsky, MD, DABOM

Bariatric Physician
4.85
·189 reviews
Really positive experience. Felt heard and feel confident about steps moving forward. - Aug 22, 2024 by Kaitlin D.Click to read more
14 mi · 827 Altos Oaks Dr, Ste 4, Los Altos, CA 94024
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · 24 years of experience · Highly recommended · Excellent wait time ·
Read bio
Dr. Patricia Sitnitsky, M.D. is a board-certified physician specializing in Internal Medicine and Obesity Medicine. She earned her Doctor of Medicine degree from Stanford University School of Medicine and completed her residency in Internal Medicine at Santa Clara Valley Medical Center. Dr. Sitnitsk...Click to read more

Hei Ieong (Anthony) Lou, PA-C

Physician Assistant
4.78
·298 reviews
Crystal clear communication and friendly environment. - Jun 26, 2025 by Vidya W.Click to read more
14 mi · 827 Altos Oaks Dr, Ste 4, Los Altos, CA 94024
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Hei Ieong (Anthony) Lou, PA-C is a dedicated and compassionate Physician Assistant committed to delivering high-quality, personalized care to every patient he sees. With a strong background in multiple medical specialties, Anthony takes a comprehensive approach to managing both acute and chronic con...Click to read more

Dr. Michelle Nguyen, MD

Gastroenterologist
4.93
·146 reviews
She was an amaZing doctor - Dec 16, 2021 by Vinodhini NClick to read more
21 mi · 15251 National Ave, Ste 203, Los Gatos, CA 95032
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in acid reflux + 9 more ·
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University of Michigan Medical School in Ann Arbor, Michigan. Dr. Nguyen went on to complete her internship and residency in internal medicine at Yale University School of Medicine. While at Yale, she participated in the Office of Global Health through volunteering to under-resourced communities. Dr...Click to read more

Dr. Bhargava Gannavarapu, MD

Gastroenterologist (Virtual)
4.86
·138 reviews
He is very helpful and explained everything to me in details. I highly recommend himClick to read more
Los Gatos, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in acid reflux + 5 more ·
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**ALL HMO PATIENTS, MEDICARE PATIENTS AND EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR APPOINTMENTS** Dr. Bhargava Gannavarapu is a Board Certified Gastroenterologist. He earned his Doctor of Medicine from Rosalind Franklin University of Medicine and Science/The Chicago Medical School. He t...Click to read more

Dr. Bhargava Gannavarapu, MD

Gastroenterologist
4.86
·138 reviews
He is very helpful and explained everything to me in details. I highly recommend himClick to read more
21 mi · 15251 National Ave, Ste 203, Los Gatos, CA 95032
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time · Expertise in acid reflux + 5 more ·
Read bio
**ALL HMO PATIENTS, MEDICARE PATIENTS AND EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR APPOINTMENTS** Dr. Bhargava Gannavarapu is a Board Certified Gastroenterologist. He earned his Doctor of Medicine from Rosalind Franklin University of Medicine and Science/The Chicago Medical School. He t...Click to read more

Dr. Michelle Nguyen, MD

Gastroenterologist (Virtual)
4.93
·146 reviews
She was an amaZing doctor - Dec 16, 2021 by Vinodhini NClick to read more
Los Gatos, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · 25+ years of experience · Offers video visits · Highly recommended · Excellent wait time · Expertise in acid reflux + 9 more ·
Read bio
University of Michigan Medical School in Ann Arbor, Michigan. Dr. Nguyen went on to complete her internship and residency in internal medicine at Yale University School of Medicine. While at Yale, she participated in the Office of Global Health through volunteering to under-resourced communities. Dr...Click to read more

Dr. Ruel Garcia, MD

Gastroenterologist (Virtual)
4.85
·148 reviews
Dr Garcia is easy to talk to. He is professional, knowledgeable, patient and informative. - Jul 13, 2021 by Thanh N.Click to read more
Los Gatos, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · 25+ years of experience · Offers video visits · Highly recommended · Excellent wait time · Expertise in irritable bowel syndrome (ibs) + 4 more ·
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**ALL HMO PATIENTS, MEDICARE PATIENTS AND EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR APPOINTMENTS** Dr. Ruel Garcia graduated Magna Cum Laude in Biological Sciences from the University of California, Irvine. He earned his Doctor of Medicine from the University of California, San Diego, Sc...Click to read more

Emily Choi, PA

Physician Assistant (Virtual)
San Leandro, CA
Accepts BlueCross BlueShield, Cigna, Medicare + 2 more
Accepting new patients · Offers video visits ·
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Ms. Emily Choi is a physician assistant at CityHealth Urgent Care in San Leandro, CA. She is recognized for her compassionate patient care. Ms. Choi excels in patient assessment, diagnosis, treatment, and education. Patients trust her expertise and consistently benefit from positive, lasting health...Click to read more

Pamela Ruiz, PA-C

Physician Assistant
4.81
·162 reviews
Great doctor and staff! I felt welcomed and heard throughout my appointment. - Dec 13, 2024Click to read more
21 mi · 15100 Los Gatos Blvd, Ste 4, Los Gatos, CA 95032
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Highly recommended · Excellent wait time ·
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Pamela Ruiz is a dedicated Physician Assistant specializing in preventative care and longevity medicine. Her journey into healthcare began at Cornell University, where she earned a Bachelor's degree in Nutritional Science and developed a passion for preventative medicine. She further advanced her ex...Click to read more

Claire Daniels, PA-C

Physician Assistant
4.96
·390 reviews
Claire was informative and knowledgeable. Makes you feel comfortable. Answers all your questions and concerns - Apr 16, 2025 by Joel M.Click to read more
21 mi · 15100 Los Gatos Blvd, Ste 4, Los Gatos, CA 95032
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Highly recommended · Excellent wait time ·
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Claire Hooker is a compassionate Physician Assistant committed to providing exceptional care to every patient. After graduating from the University of California, Davis, Claire completed her graduate medical studies at Franklin Pierce University at Goodyear, earning a Master's in Physician Assistant...Click to read more

Ganna Baetge, PA-C

Physician Assistant
4.89
·149 reviews
She was so sweet and decent. Professional on question I have! - May 31, 2024 by Weiyue D.Click to read more
21 mi · 15100 Los Gatos Blvd, Ste 4, Los Gatos, CA 95032
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Highly recommended · Excellent wait time ·
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Ganna has been practicing medicine for over 20 years after graduating from Stanford University with a Master's in Physician Assistant Studies. Over the past 10 years, she has specialized in urgent and family care medicine. NOTE: CONTROLLED SUBSTANCES ARE NOT PRESCRIBED BY GANNA BAETGE PA-C FOR NEW ...Click to read more

Dr. Jyotsna Vincent, MD

Internist
4.84
·121 reviews
Really good listener. I left feeling hopeful instead of overwhelmed. by EJClick to read more
21 mi · 15100 Los Gatos Blvd, Ste 4, Los Gatos, CA 95032
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 3 more ·
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Dr. Jyotsna Singh Vincent is a board-certified Internal Medicine physician dedicated to delivering thoughtful, comprehensive, and compassionate care. With more than a decade of experience in both academic and community health settings, she is known for her ability to manage complex medical condition...Click to read more

Dr. Fariha Ashraf, MD

Internist
4.35
·123 reviews
Good - Feb 28, 2026 by Akshata B.Click to read more
21 mi · 15100 Los Gatos Blvd, Ste 4, Los Gatos, CA 95032
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients ·
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Dr. Fariha Ashraf, M.D. specializes in Primary Care and Internal Medicine. She graduated from Sindh Medical University and completed her residency in Internal Medicine at UCF/HCA Florida Healthcare - Gainesville. She has extensive experience managing chronic and acute illnesses in both primary care ...Click to read more

Hei Ieong (Anthony) Lou, PA-C

Physician Assistant
4.78
·298 reviews
Crystal clear communication and friendly environment. - Jun 26, 2025 by Vidya W.Click to read more
21 mi · 15100 Los Gatos Blvd, Ste 4, Los Gatos, CA 95032
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Hei Ieong (Anthony) Lou, PA-C is a dedicated and compassionate Physician Assistant committed to delivering high-quality, personalized care to every patient he sees. With a strong background in multiple medical specialties, Anthony takes a comprehensive approach to managing both acute and chronic con...Click to read more

Dr. Patricia Sitnitsky, MD, DABOM

Bariatric Physician
4.85
·189 reviews
Really positive experience. Felt heard and feel confident about steps moving forward. - Aug 22, 2024 by Kaitlin D.Click to read more
21 mi · 15100 Los Gatos Blvd, Ste 4, Los Gatos, CA 95032
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · 24 years of experience · Highly recommended · Excellent wait time ·
Read bio
Dr. Patricia Sitnitsky, M.D. is a board-certified physician specializing in Internal Medicine and Obesity Medicine. She earned her Doctor of Medicine degree from Stanford University School of Medicine and completed her residency in Internal Medicine at Santa Clara Valley Medical Center. Dr. Sitnitsk...Click to read more

Anne Hsuan Ling Liao, NP

Nurse Practitioner (Gastroenterology) (Virtual)
4.82
·34 reviews
Anne was a great communicator. She was patient in listening and explaining everything in detail. I highly recommend. - Mar 31, 2026 by Hari Prashanth R.Click to read more
Los Gatos, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 4 more
Accepting new patients · Offers video visits · Highly recommended ·
Read bio
**ALL EXISTING PATIENTS MUST CALL THE OFFICE TO BOOK THEIR FOLLOW-UP APPOINTMENTS** Ms. Hsuan-ling Liao is a dedicated nurse practitioner practicing at Genesis HealthCare Partners. She is fluent in Mandarin, and her language skills are an asset to our medical practice. Patients see Ms. Liao for a ...Click to read more

Roman Salas, APRN, NP

Adult Nurse Practitioner (Virtual)
Berkeley, CA
Accepting new patients · Offers video visits ·
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I am a board-certified Adult-Gerontology Primary Care Nurse Practitioner and Adult-Gerontology Clinical Nurse Specialist with more than 14 years of nursing experience. My clinical background spans critical care, intensive care, telemetry, step-down care, post-anesthesia care, and advanced practice n...Click to read more
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In the business of finding quality care for patients

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Frequently asked questions

How can I make a same-day appointment with a Gastroenterologist in Fremont?

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

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

Zocdoc lets you search specifically for a Fremont 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 Fremont?

Zocdoc is a free online service that helps patients find Gastroenterologists in Fremont and book appointments instantly. You can search for Fremont 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 Fremont?

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

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

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

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

You can use Zocdoc to find Gastroenterologists in Fremont 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 Fremont?

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

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

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