Robert Bartz, M.D.
NPI 1649319492 · Family Medicine Physician · San Francisco, CA
Robert Bartz, M.D. is a Family Medicine Physician provider in San Francisco, CA (NPI 1649319492).
Provider details
- NPI number
- 1649319492
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 44156 (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
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 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 (2)
- 1375 Sutter St Ste 308San Francisco, CA 94109-5466Phone: (415) 600-0140Fax: (415) 600-0145
- 899 Valencia StSan Francisco, CA 94110-1736Phone: (415) 600-6960Fax: (415) 369-1244
Registry dates
- Enumerated
- 2007-02-06
- Last updated
- 2023-03-07
Frequently asked questions
- What is Robert Bartz's NPI number?
- Robert Bartz's National Provider Identifier (NPI) is 1649319492, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Bartz's specialty?
- Robert Bartz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Bartz located?
- Robert Bartz's practice location on file with NPPES is 3838 California St Rm 805, San Francisco, CA 94118-1510.
- What is Robert Bartz's phone number?
- The practice phone number listed in the NPPES registry for Robert Bartz is (415) 600-0940.
- Is Robert Bartz's NPI active?
- Yes — Robert Bartz's NPI (1649319492) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.