DR. STEPHEN PRIOR PSY.D.
NPI 1487787313
Psychologist - Psychoanalysis in Wellesley, MA

Q: What is Stephen Prior's NPI number?

The NPI number for Stephen Prior is 1487787313. It was assigned to this individual provider in the NPPES registry on March 13, 2007.

Q: What is Stephen Prior's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Psychoanalysis, with taxonomy code 103TP0814X.

Q: When was this NPI record last updated?

The NPPES record for Stephen Prior was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

Active since March 13, 2007PECOS EnrolledAccepts Medicare Assignment

358 WASHINGTON ST, REAR, WELLESLEY, MA 02481(781) 235-6738 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Stephen Prior Psy.d. NPPES

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

DR. STEPHEN PRIOR PSY.D. (NPI 1487787313) is an individual psychoanalysis provider in Wellesley, Massachusetts, licensed in Massachusetts (3784) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of Other (1985).

NPPES Registry Identity

NPI1487787313

Entity TypeIndividualMale

Primary Taxonomy103TP0814X

Provider Legal NameDR. STEPHEN PRIORCredential: PSY.D.

Location Address358 WASHINGTON ST, REARWellesley, MA 02481-6206

Mailing Address71 Parker RdWellesley, MA 02482-2230 · (781) 235-6738

Phone(781) 235-6738

Sole ProprietorYes

Medical School CMSOtherGraduated 1985

Enumeration DateMarch 13, 2007

Last NPPES UpdateSeptember 11, 2025

✔ NPI 1487787313 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychologist · PsychoanalysisBehavioral Health & Social Service Providers

Taxonomy Code103TP0814X

License✔ Licensed in MA · 3784

Definition

A psychologist whose specialty is distinguished from other specialties by its body of knowledge and its intensive treatment approaches. It aims at structural changes and modifications of a person's personality. Psychoanalysis promotes awareness of unconscious, maladaptive and habitually recurrent patterns of emotion and behavior, allowing previously unconscious aspects of the self to become integrated and promoting optimal functioning, healing and creative expression.

Also ListedPsychologistTaxonomy 103T00000X · License 3784 (MA)

Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License 3784 (MA)

358 WASHINGTON ST, Wellesley, MA 02481

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Other Identifiers 2

OtherPR W03758MA · Bcbspin

Other713217MA · Tufts Health Plan

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. Stephen Prior Psy.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 ID9638331903

PECOS Enrollment IDI20121126000414

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 2

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

MAEWALL DENTAL CARE,LLC

Dentist

358 WASHINGTON ST
WELLESLEY, MA 02481

Norfolk County (781) 235-7399

MEGHAN MURPHY NURSE PRACTITIONER

Nurse Practitioner (Family)

358 WASHINGTON ST
WELLESLEY, MA 02481

Norfolk County (508) 801-1485

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 Stephen Prior's NPI number?

The NPI number for Stephen Prior is 1487787313. It was assigned to this individual provider in the NPPES registry on March 13, 2007.

Where is Stephen Prior located?

Stephen Prior practices at 358 Washington St Rear, Wellesley, MA 02481. The listed phone number is (781) 235-6738.

What is Stephen Prior's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Psychoanalysis, with taxonomy code 103TP0814X.

Is Stephen Prior enrolled in Medicare?

Yes. Stephen Prior 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.

When was this NPI record last updated?

The NPPES record for Stephen Prior was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.