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TRI VALLEY GASTROENTEROLOGY
NPI 1891706669
Internal Medicine - Gastroenterology in San Ramon, CA

Active since August 10, 2006
5801 NORRIS CANYON RD, STE. 230, SAN RAMON, CA 94583(925) 275-9966(925) 275-9823 Get Directions Write a Review

NPPES record last updated: August 3, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 3, 2022, Jun 21, 2018 (2 updates tracked since 2018).

About Tri Valley Gastroenterology NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TRI VALLEY GASTROENTEROLOGY (NPI 1891706669) is a healthcare organization registered as a gastroenterology in San Ramon, California and active in the NPI registry since August 2006. The organization lists David T. Wong, President, as its authorized official.

NPPES Registry Identity

NPI1891706669
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameTRI VALLEY GASTROENTEROLOGY MEDICAL CENTER, INC.
Location Address5801 NORRIS CANYON RD, STE. 230San Ramon, CA 94583
Mailing Address5801 Norris Canyon Rd, Ste. 230San Ramon, CA 94583 · (925) 275-9966 · Fax (925) 275-9823
Phone(925) 275-9966
Fax(925) 275-9823
Organization SubpartNo
Authorized OfficialDavid T. WongPresident · (925) 275-9966
Enumeration DateAugust 10, 2006
Last NPPES UpdateAugust 3, 20222 updates tracked since enumeration
NPPES CertifiedAugust 3, 2022
✔ NPI 1891706669 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
5801 NORRIS CANYON RD, San Ramon, CA 94583
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Other Names 1

Other NameTri Valley Gastroenterology

Other Identifiers 1

OtherZZZ57371ZCA · Bc/bs

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. SANFORD LEWIS SEVERIN M.D.
Ophthalmology
5801 NORRIS CANYON RD, STE 200
SAN RAMON, CA 94583
Contra Costa County (925) 830-8823
WEBSTER ORTHOPAEDIC MEDICAL GROUP, A PROFESSIONAL CORPORATION
Orthopaedic Surgery
5801 NORRIS CANYON RD, SUITE 210
SAN RAMON, CA 94583
Contra Costa County (925) 355-7350
DR. TODD DANA SEVERIN M.D.
Ophthalmology
5801 NORRIS CANYON RD, STE 200
SAN RAMON, CA 94583
Contra Costa County (925) 830-8823
KATHLEEN ANN GEIER NP, RN, CNS
Nurse Practitioner
5801 NORRIS CANYON RD, SUITE 210
SAN RAMON, CA 94583
Contra Costa County (925) 355-7350
SAN RAMON ENDOSCOPY CENTER LLC
Clinic/Center (Ambulatory Surgical)
5801 NORRIS CANYON RD, SUITE 220
SAN RAMON, CA 94583
Contra Costa County (925) 275-9966
NORMAN YAMADA PA
Physician Assistant
5801 NORRIS CANYON RD, SUITE 210
SAN RAMON, CA 94583
Contra Costa County (925) 355-7350
DAVID T WONG M.D.
Internal Medicine (Gastroenterology)
5801 NORRIS CANYON RD, SUITE 230
SAN RAMON, CA 94583
Contra Costa County (925) 275-9966
PATRICIA CHRISTINE GONZALEZ CRNA
Nurse Anesthetist, Certified Registered
5801 NORRIS CANYON RD, STE 230
SAN RAMON, CA 94583
Contra Costa County (925) 275-9910

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tri Valley Gastroenterology Medical Center, Inc.'s NPI number?

The NPI number for Tri Valley Gastroenterology Medical Center, Inc. is 1891706669. It was assigned to this organization in the NPPES registry on August 10, 2006. The provider is also known as Tri Valley Gastroenterology.

Where is Tri Valley Gastroenterology Medical Center, Inc. located?

Tri Valley Gastroenterology Medical Center, Inc. is located at 5801 Norris Canyon Rd Ste. 230, San Ramon, CA 94583. The listed phone number is (925) 275-9966.

What is Tri Valley Gastroenterology Medical Center, Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for Tri Valley Gastroenterology Medical Center, Inc. was last updated on August 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.