Brett Penfil, MFT
NPI 1487974309 · Marriage & Family Therapist · San Francisco, CA
Brett Penfil, MFT is a Marriage & Family Therapist provider in San Francisco, CA (NPI 1487974309).
Provider details
- NPI number
- 1487974309
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 48447 (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
16 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
- 2010-06-02
- Last updated
- 2010-06-02
Frequently asked questions
- What is Brett Penfil's NPI number?
- Brett Penfil's National Provider Identifier (NPI) is 1487974309, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brett Penfil's specialty?
- Brett Penfil is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Brett Penfil located?
- Brett Penfil's practice location on file with NPPES is 1304 Castro St, San Francisco, CA 94114-3683.
- What is Brett Penfil's phone number?
- The practice phone number listed in the NPPES registry for Brett Penfil is (415) 824-3242.
- Is Brett Penfil's NPI active?
- Yes — Brett Penfil's NPI (1487974309) is active in the NPPES registry as of the last update on 2010-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.