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William Martin, PHD
NPI 1477246288 · Clinical Psychologist · San Antonio, TX
William Martin, PHD is a Clinical Psychologist provider in San Antonio, TX (NPI 1477246288).
Provider details
- NPI number
- 1477246288
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 39616 (TX)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(58/100 index)
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
708 W Summit Ave
San Antonio, TX 78212-2746
Phone: (210) 239-7715
Street-level locationGet directions
Mailing address
5900 Balcones Dr Ste 100
Austin, TX 78731-4298
Registry dates
- Enumerated
- 2023-05-29
- Last updated
- 2023-05-29
- Certified
- 2023-05-29
Frequently asked questions
- What is William Martin's NPI number?
- William Martin's National Provider Identifier (NPI) is 1477246288, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Martin's specialty?
- William Martin is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is William Martin located?
- William Martin's practice location on file with NPPES is 708 W Summit Ave, San Antonio, TX 78212-2746.
- What is William Martin's phone number?
- The practice phone number listed in the NPPES registry for William Martin is (210) 239-7715.
- Is William Martin's NPI active?
- Yes — William Martin's NPI (1477246288) is active in the NPPES registry as of the last update on 2023-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.