Tri-Valley Medical Associates, Inc.
NPI 1801047931 · Internal Medicine Physician · Livermore, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tri-Valley Medical Associates, Inc. is a Internal Medicine Physician organization in Livermore, CA (NPI 1801047931).
Provider details
- NPI number
- 1801047931
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Tsung Wong, President(925) 371-8885
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Family Medicine Physician207Q00000X
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Pulmonary Disease Physician207RP1001X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-10-07
- Last updated
- 2021-10-12
- Certified
- 2021-10-12
Frequently asked questions
- What is Tri-Valley Medical Associates, Inc.'s NPI number?
- Tri-Valley Medical Associates, Inc.'s National Provider Identifier (NPI) is 1801047931, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Tri-Valley Medical Associates, Inc.?
- Tri-Valley Medical Associates, Inc. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tri-Valley Medical Associates, Inc. located?
- Tri-Valley Medical Associates, Inc.'s practice location on file with NPPES is 87 Fenton St Ste 210, Livermore, CA 94550-4159.
- What is Tri-Valley Medical Associates, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Tri-Valley Medical Associates, Inc. is (925) 371-8885.
- Does Tri-Valley Medical Associates, Inc. accept Medicare?
- Tri-Valley Medical Associates, Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Tri-Valley Medical Associates, Inc.?
- The authorized official listed on Tri-Valley Medical Associates, Inc.'s NPPES record is Tsung Wong, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Tri-Valley Medical Associates, Inc.'s NPI active?
- Yes — Tri-Valley Medical Associates, Inc.'s NPI (1801047931) is active in the NPPES registry as of the last update on 2021-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.