Earl Delong, PH.D.
NPI 1477906881 · Psychologist · Lancaster, PA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Earl Delong, PH.D. is a Psychologist provider in Lancaster, PA (NPI 1477906881).
Provider details
- NPI number
- 1477906881
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PS018083 (PA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
9 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
- 2016-07-20
- Last updated
- 2025-11-17
- Certified
- 2025-11-17
Frequently asked questions
- What is Earl Delong's NPI number?
- Earl Delong's National Provider Identifier (NPI) is 1477906881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Earl Delong's specialty?
- Earl Delong is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Earl Delong located?
- Earl Delong's practice location on file with NPPES is 313 W Liberty St Ste 363, Lancaster, PA 17603-2798.
- What is Earl Delong's phone number?
- The practice phone number listed in the NPPES registry for Earl Delong is (717) 606-2904.
- Does Earl Delong accept Medicare?
- Earl Delong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Earl Delong's NPI active?
- Yes — Earl Delong's NPI (1477906881) is active in the NPPES registry as of the last update on 2025-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.