Yin Fun Choy
NPI 1649593740 · Marriage & Family Therapist · San Francisco, CA
Yin Fun Choy is a Marriage & Family Therapist provider in San Francisco, CA (NPI 1649593740).
Provider details
- NPI number
- 1649593740
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
- 2010-03-04
- Last updated
- 2014-08-07
Frequently asked questions
- What is Yin Fun Choy's NPI number?
- Yin Fun Choy's National Provider Identifier (NPI) is 1649593740, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yin Fun Choy's specialty?
- Yin Fun Choy is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Yin Fun Choy located?
- Yin Fun Choy's practice location on file with NPPES is 982 Mission St, San Francisco, CA 94103-2911.
- What is Yin Fun Choy's phone number?
- The practice phone number listed in the NPPES registry for Yin Fun Choy is (415) 597-8000.
- Is Yin Fun Choy's NPI active?
- Yes — Yin Fun Choy's NPI (1649593740) is active in the NPPES registry as of the last update on 2014-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.