William Martin, PH D
NPI 1043416431 · Clinical Psychologist · Ocean Springs, MS
William Martin, PH D is a Clinical Psychologist provider in Ocean Springs, MS (NPI 1043416431).
Provider details
- NPI number
- 1043416431
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH D
- Sex
- Male
- Sole proprietor
- Yes
- License
- 45-734 (MS)
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
- 2007-06-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Martin's NPI number?
- William Martin's National Provider Identifier (NPI) is 1043416431, 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 6901 Orchard Rd, Ocean Springs, MS 39564-2666.
- What is William Martin's phone number?
- The practice phone number listed in the NPPES registry for William Martin is (228) 818-9463.
- Is William Martin's NPI active?
- Yes — William Martin's NPI (1043416431) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.