Eric Gemmer
NPI 1275766842 · Marriage & Family Therapist · San Francisco, CA
Eric Gemmer is a Marriage & Family Therapist provider in San Francisco, CA (NPI 1275766842).
Provider details
- NPI number
- 1275766842
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2009-08-31
- Last updated
- 2009-08-31
Frequently asked questions
- What is Eric Gemmer's NPI number?
- Eric Gemmer's National Provider Identifier (NPI) is 1275766842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Gemmer's specialty?
- Eric Gemmer is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Eric Gemmer located?
- Eric Gemmer's practice location on file with NPPES is 1550 Treat Ave, San Francisco, CA 94110-5234.
- What is Eric Gemmer's phone number?
- The practice phone number listed in the NPPES registry for Eric Gemmer is (415) 641-8000.
- Is Eric Gemmer's NPI active?
- Yes — Eric Gemmer's NPI (1275766842) is active in the NPPES registry as of the last update on 2009-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.