Willson Zhang, MD
NPI 1598468951 · Psychiatry Physician · San Francisco, CA
Willson Zhang, MD is a Psychiatry Physician provider in San Francisco, CA (NPI 1598468951).
Provider details
- NPI number
- 1598468951
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A201252 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
- 2023-03-24
- Last updated
- 2025-12-02
- Certified
- 2025-12-02
Frequently asked questions
- What is Willson Zhang's NPI number?
- Willson Zhang's National Provider Identifier (NPI) is 1598468951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Willson Zhang's specialty?
- Willson Zhang is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Willson Zhang located?
- Willson Zhang's practice location on file with NPPES is 1101 Van Ness Ave # 1120, San Francisco, CA 94109-6919.
- What is Willson Zhang's phone number?
- The practice phone number listed in the NPPES registry for Willson Zhang is (415) 600-3954.
- Is Willson Zhang's NPI active?
- Yes — Willson Zhang's NPI (1598468951) is active in the NPPES registry as of the last update on 2025-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.