Gregory Anderson, AMFT
NPI 1619832870 · Marriage & Family Therapist · San Francisco, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Anderson, AMFT is a Marriage & Family Therapist provider in San Francisco, CA (NPI 1619832870).
Provider details
- NPI number
- 1619832870
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- AMFT
- Sex
- Male
- Sole proprietor
- No
- License
- AMFT143067 (CA)
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
Under 1 yr in 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
- 2025-12-19
- Last updated
- 2026-05-11
- Certified
- 2026-05-11
Frequently asked questions
- What is Gregory Anderson's NPI number?
- Gregory Anderson's National Provider Identifier (NPI) is 1619832870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Anderson's specialty?
- Gregory Anderson is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Gregory Anderson located?
- Gregory Anderson's practice location on file with NPPES is 4200 18th St Ste 104, San Francisco, CA 94114-2449.
- What is Gregory Anderson's phone number?
- The practice phone number listed in the NPPES registry for Gregory Anderson is (415) 569-6304.
- Does Gregory Anderson accept Medicare?
- Gregory Anderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Anderson's NPI active?
- Yes — Gregory Anderson's NPI (1619832870) is active in the NPPES registry as of the last update on 2026-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.