Affiliated with a Castle Connolly Top Hospital
Who is Dr. Fung, Gastroenterologist in San Francisco, CA?
Where did Dr. Fung go to medical school and complete their residency?
Residency: Stanford University Hospital/Kaiser Permanente Medical Center Program
Medical School: University of Ca, San Francisco, Sch of Med, San Francisco Ca | University of California
Is Dr. Fung board certified as a Gastroenterologist?
Yes, Dr. Gregory Fung, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Fung speak?
Dr. Fung and their clinical team can communicate with patients in the following languages:
- Chinese
- English
What conditions does a Gastroenterologist like Dr. Fung typically treat?
As a Gastroenterologist, Dr. Fung diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Fung. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Indigestion
- Gas in the Digestive Tract
- Indigestion (Dyspepsia)
- Dyspepsia
- Upset Stomach
- Stomach Discomfort
ICD-10 Codes:
- K30: Functional dyspepsia
Also known as:
- Colon Cancer Screening
- Health Screening
- Colorectal Cancer Screening (PDQ®)
- Screening Tests to Detect Colorectal Cancer and Polyps
- Tests to Detect Colorectal Cancer and Polyps
- Colorectal Cancer Screening
- Colonoscopy Screening
- Bowel Cancer Screening
ICD-10 Codes:
- Z1211: Encounter for screening for malignant neoplasm of colon
Also known as:
- Other Pre-Procedure Examination
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
What procedures does a Gastroenterologist like Dr. Fung typically perform?
As a Gastroenterologist, Dr. Fung performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Fung. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
CPT Codes:
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Does Dr. Fung accept my insurance?
Dr. Fung accepts most major insurance plans. Important: Please call our office at (415) 982-6691 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Fung accept in San Francisco, CA?
Dr. Fung in San Francisco, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Shield of California
Centene Corporation
Elevance Health Inc. (formerly Anthem)
Hill Physicians Medical Group
Medicare
Other Health Care Provider
Other Provider Networks
State of California
Sutter Health
UnitedHealth Group
View All Insurances
Where is Dr. Fung's office located?
Dr. Gregory Fung's Primary Practice
789 Vallejo St
San Francisco, CA 94133
(415) 982-6691
What hospitals are Dr. Fung affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Fung has admitting privileges at the following hospitals:
What is Dr. Fung's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Fung's National Provider Identifier (NPI) number is 1700970795.
What common questions do patients ask about Dr. Fung?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Fung