Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

STEPHEN J RITZ DO
NPI 1730153123
Internal Medicine in Pittsburgh, PA

Active since February 14, 2006
3937 BUTLER ST, PITTSBURGH, PA 15201(412) 622-7343(412) 621-8235 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Stephen J Ritz Do NPPES

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

STEPHEN J RITZ DO (NPI 1730153123) is an individual internal medicine provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (OS009119L) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1730153123
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameSTEPHEN J RITZCredential: DO
Location Address3937 BUTLER STPittsburgh, PA 15201
Mailing Address3937 Butler StPittsburgh, PA 15201 · (412) 622-7343 · Fax (412) 621-8235
Fax(412) 621-8235
Sole ProprietorNo
Enumeration DateFebruary 14, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1730153123 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in PA · OS009119L
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
3937 BUTLER ST, Pittsburgh, PA 15201

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.

Student in an Organized Health Care Education/Training Program
3937 BUTLER ST
PITTSBURGH, PA 15201
Family Medicine
3937 BUTLER ST
PITTSBURGH, PA 15201
Pharmacist
3937 BUTLER ST
PITTSBURGH, PA 15201
Student in an Organized Health Care Education/Training Program
3937 BUTLER ST
PITTSBURGH, PA 15201
Student in an Organized Health Care Education/Training Program
3937 BUTLER ST
PITTSBURGH, PA 15201
Student in an Organized Health Care Education/Training Program
3937 BUTLER ST
PITTSBURGH, PA 15201
Pharmacist
3937 BUTLER ST
PITTSBURGH, PA 15201
Psychiatry & Neurology (Psychiatry)
3937 BUTLER ST
PITTSBURGH, PA 15201

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 Ritz's NPI number?

The NPI number for Stephen Ritz is 1730153123. It was assigned to this individual provider in the NPPES registry on February 14, 2006.

Where is Stephen Ritz located?

Stephen Ritz practices at 3937 Butler St, Pittsburgh, PA 15201. The listed phone number is (412) 622-7343.

What is Stephen Ritz's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Stephen Ritz was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 36 days 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.