Diana Halfmann, MA, MFT
NPI 1750430831 · Marriage & Family Therapist · San Francisco, CA
Diana Halfmann, MA, MFT is a Marriage & Family Therapist provider in San Francisco, CA (NPI 1750430831).
Provider details
- NPI number
- 1750430831
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MA, MFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- MFC 45031 (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
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
- 2007-01-09
- Last updated
- 2011-06-16
Frequently asked questions
- What is Diana Halfmann's NPI number?
- Diana Halfmann's National Provider Identifier (NPI) is 1750430831, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Halfmann's specialty?
- Diana Halfmann is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Diana Halfmann located?
- Diana Halfmann's practice location on file with NPPES is 3896 24th St, San Francisco, CA 94114-3839.
- What is Diana Halfmann's phone number?
- The practice phone number listed in the NPPES registry for Diana Halfmann is (415) 748-9658.
- Is Diana Halfmann's NPI active?
- Yes — Diana Halfmann's NPI (1750430831) is active in the NPPES registry as of the last update on 2011-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.