Yan Chan, PSY.D.
NPI 1720408859 · Clinical Psychologist · San Francisco, CA
Yan Chan, PSY.D. is a Clinical Psychologist provider in San Francisco, CA (NPI 1720408859).
Provider details
- NPI number
- 1720408859
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 27283 (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
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
- 2014-04-16
- Last updated
- 2021-07-14
- Certified
- 2021-06-21
Frequently asked questions
- What is Yan Chan's NPI number?
- Yan Chan's National Provider Identifier (NPI) is 1720408859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yan Chan's specialty?
- Yan Chan is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Yan Chan located?
- Yan Chan's practice location on file with NPPES is 1728 Ocean Ave # 324, San Francisco, CA 94112-1737.
- What is Yan Chan's phone number?
- The practice phone number listed in the NPPES registry for Yan Chan is (415) 237-3588.
- Is Yan Chan's NPI active?
- Yes — Yan Chan's NPI (1720408859) is active in the NPPES registry as of the last update on 2021-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.