Dr. Gregory Fung
- Gender: Male
- Experience: 43 years
- Graduated from: University Of California, San Francisco School Of Medicine
- Graduation year: 1978
- Sole propriator: No
- NPI: 1700970795
Dr. Gregory Fung MD
Gastroenterologist
He is located at 789 Vallejo Street in San Francisco, CA 94133. Can help patients with the following: Acute Pain, Chronic Obstructive Pulmonary Disease (COPD), Food Allergies, Gallbladder Pain, Irritable Bowel Syndrome (IBS), Pancreas Divisum. His National Provider Identifier (NPI) number is 1700970795. Appointment can be made via the phone number (415) 982-6691. He is affiliated with 2 practices and 3 hospitals.
Conditions treated
Dr. Gregory Fung, being an gastroenterologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Gregory Fung.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Ascites
- Asthma
- Atherosclerosis
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bladder Control
- Bleeding Varices
- Blood in Stool
- Botulism
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Chest Pain
- Childhood Obesity
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Common Cold
- Constipation
- Crohn's Disease
- Cystitis
- Diarrhea
- Diverticulosis
- Edema
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Fever
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- General Care
- Headache
- Heart Disease
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Influenza
- Inguinal Hernia
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Prescription Refill
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. Gregory Fung
Medicare Enrollment
Dr. Gregory Fung is enrolled to bill Medicare as a Practitioner - Internal Medicine (also registered under: Practitioner - Gastroenterology) .
Bills through: City & County Of San Francisco
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Gilead Sciences | $273 |
| AbbVie | $167 |
| Allergan | $90 |
Other
| Food and Beverage | $688 |
| Other | $15 |
Studies
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated in 1978Additional Specialities
- Internist
Sanctions
| Date | Description | Board |
|---|---|---|
| 05/10/2013 | Public Reprimand | Medical Board of California |
| 04/05/2012 | Accusation Filed | Medical Board of California |
Affiliated hospitals
Looking for more Gastroenterologists?
Here are gastroenterologists in California you may want to explore.
- Gender: Male
- Address: 5400 West Hillsdale Avenue Visalia, 93291, CA
- Gender: Female
- Address: 1520 San Pablo Street Suite 1000 Los Angeles, 90033, CA
- Gender: Male
- Address: Suite 202 520 South Virgil Avenue Los Angeles, 90020, CA
- Gender: Male
- Address: 2929 Health Center Drive San Diego, 92123, CA
- Gender: Male
- Address: Suite 1000 1520 San Pablo Street Los Angeles, 90033, CA
- Gender: Male
- Address: Suite 308 11480 Brookshire Avenue Downey, 90241, CA
- Gender: Male
- Address: 310 Santa Fe Drive Encinitas, 92024, CA
- Gender: Male
- Address: Suite #880 8635 West 3rd Street Los Angeles, 90048, CA
- Gender: Male
- Address: Ste 130 1350 South Eliseo Drive Greenbrae, 94904, CA
- Gender: Male
- Address: Suite 102 19582 Beach Boulevard Huntington Beach, 92648, CA
Questions & Answers
Where can you meet with Dr. Gregory Fung?
Dr. Gregory Fung's office is located at 789 Vallejo Street in San Francisco, CA 94133.
Has Dr. Gregory Fung affiliation with hospitals?
Dr. Gregory Fung is affiliated with CALIFORNIA PACIFIC MEDICAL CTR-PACIFIC CAMPUS HOSP. For the full list of hospitals see this list.
Does Dr. Gregory Fung have affiliation with practices?
Dr. Gregory Fung is affiliated with Gregory Fung MD Inc.. For the full list of practices see this list.
What conditions does Dr. Gregory Fung treat?
Dr. Gregory Fung provides treatment for Acute Pain, Chronic Obstructive Pulmonary Disease (COPD), Food Allergies, Gallbladder Pain, Irritable Bowel Syndrome (IBS), Pancreas Divisum. For the full list see this list.