William Barter, PH.D.
NPI 1518053172 · Psychologist · Westbrook, ME
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Barter, PH.D. is a Psychologist provider in Westbrook, ME (NPI 1518053172).
Provider details
- NPI number
- 1518053172
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PS1141 (ME)
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
- 2006-10-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Barter's NPI number?
- William Barter's National Provider Identifier (NPI) is 1518053172, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Barter's specialty?
- William Barter is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is William Barter located?
- William Barter's practice location on file with NPPES is 201a Main St, Westbrook, ME 04092.
- What is William Barter's phone number?
- The practice phone number listed in the NPPES registry for William Barter is (207) 854-4786.
- Does William Barter accept Medicare?
- William Barter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Barter's NPI active?
- Yes — William Barter's NPI (1518053172) 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.