Carl Spitzer, M.D.
NPI 1881612455 · Emergency Medicine Physician · Greenbrae, CA
Carl Spitzer, M.D. is a Emergency Medicine Physician provider in Greenbrae, CA (NPI 1881612455).
Provider details
- NPI number
- 1881612455
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G69439 (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
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
- 2006-07-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Carl Spitzer's NPI number?
- Carl Spitzer's National Provider Identifier (NPI) is 1881612455, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carl Spitzer's specialty?
- Carl Spitzer is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Carl Spitzer located?
- Carl Spitzer's practice location on file with NPPES is 250 Bon Air Rd, Greenbrae, CA 94904-1702.
- What is Carl Spitzer's phone number?
- The practice phone number listed in the NPPES registry for Carl Spitzer is (415) 925-7000.
- Is Carl Spitzer's NPI active?
- Yes — Carl Spitzer's NPI (1881612455) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.