DR. STEPHANIE LONG PSYD
NPI 1467935098
Psychologist in Lancaster, PA

Active since September 10, 2018
1821 OREGON PIKE STE 210, LANCASTER, PA 17601(717) 208-2246 Get Directions Write a Review

NPPES record last updated: May 28, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 28, 2025, Sep 10, 2018 (2 updates tracked since 2018).

About Dr. Stephanie Long Psyd NPPES

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

DR. STEPHANIE LONG PSYD (NPI 1467935098) is an individual psychologist in Lancaster, Pennsylvania, licensed in Pennsylvania (PS020061) and active in the NPI registry since September 2018.

NPPES Registry Identity

NPI1467935098
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. STEPHANIE LONGCredential: PSYD
Location Address1821 OREGON PIKE STE 210Lancaster, PA 17601-6467
Mailing Address1821 Oregon Pike Ste 210Lancaster, PA 17601-6467 · (717) 208-2246
Sole ProprietorNo
Enumeration DateSeptember 10, 2018
Last NPPES UpdateMay 28, 20252 updates tracked since enumeration
NPPES CertifiedMay 28, 2025
NPI 1467935098 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in PA · PS020061
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.
1821 OREGON PIKE STE 210, Lancaster, PA 17601

Other Names 1

Former Name (1)Stephanie Sema

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
1821 OREGON PIKE STE 210
LANCASTER, PA 17601

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 Stephanie Long's NPI number?

The NPI number for Stephanie Long is 1467935098. It was assigned to this individual provider in the NPPES registry on September 10, 2018. The provider is also known as Stephanie Sema.

Where is Stephanie Long located?

Stephanie Long practices at 1821 Oregon Pike Ste 210, Lancaster, PA 17601. The listed phone number is (717) 208-2246.

What is Stephanie Long's specialty?

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

When was this NPI record last updated?

The NPPES record for Stephanie Long was last updated on May 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.