Althea Marie Yap, MA, LMFT
NPI 1801218946 · Marriage & Family Therapist · San Francisco, CA
Althea Marie Yap, MA, LMFT is a Marriage & Family Therapist provider in San Francisco, CA (NPI 1801218946).
Provider details
- NPI number
- 1801218946
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MA, LMFT
- Sex
- Female
- Sole proprietor
- No
- License
- 110129 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
12 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
- 2014-01-08
- Last updated
- 2023-05-19
- Certified
- 2023-05-19
Frequently asked questions
- What is Althea Marie Yap's NPI number?
- Althea Marie Yap's National Provider Identifier (NPI) is 1801218946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Althea Marie Yap's specialty?
- Althea Marie Yap is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Althea Marie Yap located?
- Althea Marie Yap's practice location on file with NPPES is 3626 Balboa St, San Francisco, CA 94121-2604.
- What is Althea Marie Yap's phone number?
- The practice phone number listed in the NPPES registry for Althea Marie Yap is (415) 668-5955.
- Is Althea Marie Yap's NPI active?
- Yes — Althea Marie Yap's NPI (1801218946) is active in the NPPES registry as of the last update on 2023-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.