Brandon Tam, DO
NPI 1295475325 · Hospitalist Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brandon Tam, DO is a Hospitalist Physician provider in San Francisco, CA (NPI 1295475325).
Provider details
- NPI number
- 1295475325
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A21660 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 751 S Bascom AveSan Jose, CA 95128-2699Phone: (408) 855-5110Fax: (408) 885-6317
Registry dates
- Enumerated
- 2022-03-29
- Last updated
- 2025-09-16
- Certified
- 2025-09-16
Frequently asked questions
- What is Brandon Tam's NPI number?
- Brandon Tam's National Provider Identifier (NPI) is 1295475325, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brandon Tam's specialty?
- Brandon Tam is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Brandon Tam located?
- Brandon Tam's practice location on file with NPPES is 521 Parnassus Ave, San Francisco, CA 94143-2206.
- What is Brandon Tam's phone number?
- The practice phone number listed in the NPPES registry for Brandon Tam is (415) 476-1000.
- Does Brandon Tam accept Medicare?
- Brandon Tam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brandon Tam's NPI active?
- Yes — Brandon Tam's NPI (1295475325) is active in the NPPES registry as of the last update on 2025-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.