IndividualActive
William Mcclain, PHD
NPI 1770557969 · Health Service Psychologist · Ambler, PA
Provider details
- NPI number
- 1770557969
- Entity type
- Individual
- Primary specialty
- Health Service PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- PS000215L (PA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
1108 N Bethlehem Pike
Blg a Ste 2
Ambler, PA 19002-1423
Phone: (215) 628-3290
Fax: (215) 628-8776
Street-level locationGet directions
Mailing address
1108 N Bethlehem Pike
Ambler, PA 19002-1423
Registry dates
- Enumerated
- 2006-02-14
- Last updated
- 2025-09-11
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.