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DR. STEPHEN P WEINSTEIN PHD
NPI 1992720429
Psychologist - Addiction (Substance Use Disorder) in Phila, PA

Active since July 13, 2006
833 CHESTNUT ST, SUITE210, PHILA, PA 19107(215) 955-7910(215) 503-2850 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Stephen P Weinstein Phd NPPES

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

DR. STEPHEN P WEINSTEIN PHD (NPI 1992720429) is an individual addiction (substance use disorder) provider in Phila, Pennsylvania, licensed in Pennsylvania (PS001271L) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1992720429
Entity TypeIndividualMale
Primary Taxonomy103TA0400X
Provider Legal NameDR. STEPHEN P WEINSTEINCredential: PHD
Location Address833 CHESTNUT ST, SUITE210Phila, PA 19107-4414
Mailing Address833 Chestnut St, Suite 210Phila, PA 19107-4414 · (215) 955-7910 · Fax (215) 503-2850
Phone(215) 955-7910
Fax(215) 503-2850
Sole ProprietorNo
Enumeration DateJuly 13, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1992720429 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code103TA0400X
License✔ Licensed in PA · PS001271L
Definition
A psychologist with a proficiency that involves the application of psychological treatment of addiction stemming from the use of alcohol and other psychoactive substances (e.g., nicotine, marijuana, cocaine, heroin) or behavioral addictions (e.g., gambling) with the aim of cessation or reduction of use and/or the amelioration of emotional, behavioral, interpersonal and other problems arising from the addictive behavior.
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PS001271L (PA)

Other Providers at the Same Location NPPES 20

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

DR. JOHN W. CARUSO M.D.
Internal Medicine
833 CHESTNUT ST, SUITE 220
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-8465
MARY E BADURA M.S.
Genetic Counselor, MS
833 CHESTNUT ST, SUITE 1250
PHILADELPHIA, PA 19107
Philadelphia County (800) 326-7002
MS. ETHEL MARIE CLAIRE JOLICOEUR M.SC., M.S.
Genetic Counselor, MS
833 CHESTNUT ST, SUITE 1250
PHILADELPHIA, PA 19107
Philadelphia County (215) 873-2083
VINCENZO BERGHELLA MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
833 CHESTNUT ST, 1ST FLOOR
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-5000
DR. VICTOR A. DIAZ JR. M.D.
Family Medicine
833 CHESTNUT ST, SUITE 301
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-6539
DR. MARC J. ALTSHULER M.D.
Family Medicine
833 CHESTNUT ST, SUITE 301
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-7190
DONA CHEN M.D.
Pediatrics
833 CHESTNUT ST
PHILADELPHIA, PA 19107
Philadelphia County (302) 651-4200
MS. CHRISTINA SUZANNE GIATROPOULOS M.S.
Genetic Counselor, MS
833 CHESTNUT ST, SUITE 1250
PHILADELPHIA, PA 19107
Philadelphia County (215) 351-2331

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 Weinstein's NPI number?

The NPI number for Stephen Weinstein is 1992720429. It was assigned to this individual provider in the NPPES registry on July 13, 2006.

Where is Stephen Weinstein located?

Stephen Weinstein practices at 833 Chestnut St Suite210, Phila, PA 19107. The listed phone number is (215) 955-7910.

What is Stephen Weinstein's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Addiction (Substance Use Disorder), with taxonomy code 103TA0400X.

When was this NPI record last updated?

The NPPES record for Stephen Weinstein 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.