William Clark, PH.D.
NPI 1023274503 · Mental Health Counselor · Ellerslie, GA
William Clark, PH.D. is a Mental Health Counselor provider in Ellerslie, GA (NPI 1023274503).
Provider details
- NPI number
- 1023274503
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- LPC001112 (GA)
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
17 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
- 2008-08-04
- Last updated
- 2008-08-04
Frequently asked questions
- What is William Clark's NPI number?
- William Clark's National Provider Identifier (NPI) is 1023274503, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Clark's specialty?
- William Clark is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is William Clark located?
- William Clark's practice location on file with NPPES is 1421 Ossahatchie Creek Rd, Ellerslie, GA 31807-5339.
- What is William Clark's phone number?
- The practice phone number listed in the NPPES registry for William Clark is (561) 319-0625.
- Is William Clark's NPI active?
- Yes — William Clark's NPI (1023274503) is active in the NPPES registry as of the last update on 2008-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.