William Martin, PH.D.,P.C.
NPI 1740205186 · Clinical Psychologist · San Clemente, CA
William Martin, PH.D.,P.C. is a Clinical Psychologist provider in San Clemente, CA (NPI 1740205186).
Provider details
- NPI number
- 1740205186
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.,P.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY9840 (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
19 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
- 2006-07-13
- Last updated
- 2015-06-08
Frequently asked questions
- What is William Martin's NPI number?
- William Martin's National Provider Identifier (NPI) is 1740205186, 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 665 Camino De Los Mares, San Clemente, CA 92673-2859.
- What is William Martin's phone number?
- The practice phone number listed in the NPPES registry for William Martin is (949) 248-7377.
- Is William Martin's NPI active?
- Yes — William Martin's NPI (1740205186) is active in the NPPES registry as of the last update on 2015-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.