Gastroenterology

at the Berkeley Outpatient Center

3100 San Pablo Avenue, Suite 430, Berkeley, CA 94702
(510) 985-5200 | Monday - Friday 8am-6pm

Gastroenterology is one of several specialty services available at the Berkeley Outpatient Center. Our Gastroenterologists listen, explain, and work with you - this is our promise to deliver the best care that our patients deserve.

PATIENTS
Call 510-985-5200 to learn more or schedule an appointment

PROVIDERS
Refer a patient

Conditions Treated

Colorectal Cancer Screening
Gastroesophageal reflux
Irritable bowel syndrome
Inflammatory bowel disease
Hepatitis
Barrett's esophagus
Esophageal motility disorders
Pancreaticobiliary disease

When to see a Gastroenterologist

Patients who experience any of the following symptoms should see a Gastroenterologist:

Upper GI Tract

Indigestion
Difficulty swallowing
Gastroesophageal reflux
Nausea and vomiting

Liver Disease

Hepatitis
Cirrhosis

Lower GI Tract

Changes to bowel habits
Chronic constipation
Chronic diarrhea
Rectal bleeding

Concerning Symptoms

Unexplained weight loss
Iron deficiency anemia
Unexplained abdominal pain

Meet Our Team

Alice Choi, NP
Nurse Practitioner
John Muir Health

Michael Loudin, MD
Gastroenterologist
John Muir Health

How to Refer

To refer a patient, please fax the following information to the desired fax number listed below:

Referral Form
Insurance Authorization (if required)
Copy of insurance card, front & back
Any relevant clinic or hospitalization notes, diagnostic test results and imaging
Patient’s daytime contact information

Specialty Care Referrals Fax: 510.985.5202

About UCSF Health and John Muir Health

Our collaboration brings together two leading health systems for the benefit of you and your community.

Experience a new kind of medical care with access to top primary care providers, some of the world’s leading experts in a wide range of specialties, and support to help you navigate your health care journey.