William Martinez, PH.D.
NPI 1649611005 · Clinical Child & Adolescent Psychologist · San Francisco, CA
William Martinez, PH.D. is a Clinical Child & Adolescent Psychologist provider in San Francisco, CA (NPI 1649611005).
Provider details
- NPI number
- 1649611005
- Entity type
- Individual
- Primary specialty
- Clinical Child & Adolescent PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 28084 (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
- 2013-07-15
- Last updated
- 2023-07-30
- Certified
- 2023-07-30
Frequently asked questions
- What is William Martinez's NPI number?
- William Martinez's National Provider Identifier (NPI) is 1649611005, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Martinez's specialty?
- William Martinez is listed in the NPPES registry with a primary specialty of Clinical Child & Adolescent Psychologist (Behavioral Health & Social Service Providers).
- Where is William Martinez located?
- William Martinez's practice location on file with NPPES is 1001 Potrero Ave., 7m-Cas, San Francisco, CA 94110.
- What is William Martinez's phone number?
- The practice phone number listed in the NPPES registry for William Martinez is (415) 206-4306.
- Is William Martinez's NPI active?
- Yes — William Martinez's NPI (1649611005) is active in the NPPES registry as of the last update on 2023-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.