DR. EARL EUGENE DELONG PH.D.
NPI 1477906881
Psychologist in Lancaster, PA

Active since July 20, 2016PECOS EnrolledAccepts Medicare Assignment
313 W LIBERTY ST STE 363, LANCASTER, PA 17603(717) 606-2904 Get Directions Write a Review

NPPES record last updated: November 17, 2025. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Dr. Earl Eugene Delong Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. EARL EUGENE DELONG PH.D. (NPI 1477906881) is an individual psychologist in Lancaster, Pennsylvania, licensed in Pennsylvania (PS018083) and active in the NPI registry since July 2016. He is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1477906881
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. EARL EUGENE DELONGCredential: PH.D.
Location Address313 W LIBERTY ST STE 363Lancaster, PA 17603-2798
Mailing Address313 W Liberty St Ste 363Lancaster, PA 17603-2798 · (717) 606-2904
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateJuly 20, 2016
Last NPPES UpdateNovember 17, 2025
NPPES CertifiedNovember 17, 2025
✔ NPI 1477906881 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License✔ Licensed in PA · PS018083
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PS018083 (PA)
313 W LIBERTY ST STE 363, Lancaster, PA 17603

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Earl Eugene Delong Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2860787868
PECOS Enrollment IDI20160829002554
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychologist
313 W LIBERTY ST STE 363
LANCASTER, PA 17603

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Earl Delong's NPI number?

The NPI number for Earl Delong is 1477906881. It was assigned to this individual provider in the NPPES registry on July 20, 2016.

Where is Earl Delong located?

Earl Delong practices at 313 W Liberty St Ste 363, Lancaster, PA 17603. The listed phone number is (717) 606-2904.

What is Earl Delong's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Earl Delong enrolled in Medicare?

Yes. Earl Delong is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Earl Delong accept?

Health plans from Providence Health Plan list Earl Delong as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Earl Delong was last updated on November 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.