DR. OWEN WINSTON WILLIAMSON M.D., P.C.
NPI 1235335019
Specialist in Philadelphia, PA

Q: What is Owen Williamson's NPI number?

The NPI number for Owen Williamson is 1235335019. It was assigned to this individual provider in the NPPES registry on June 26, 2007.

Q: What is Owen Williamson's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Q: When was this NPI record last updated?

The NPPES record for Owen Williamson was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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 June 26, 2007

121 E LEHIGH AVE, PHILADELPHIA, PA 19125(215) 739-2057(215) 643-6558 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 23, 2026.

On this page

About Dr. Owen Winston Williamson M.d., P.c. NPPES

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

DR. OWEN WINSTON WILLIAMSON M.D., P.C. (NPI 1235335019) is an individual specialist in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD021602E) and active in the NPI registry since June 2007.

NPPES Registry Identity

NPI1235335019

Entity TypeIndividualMale

Primary Taxonomy174400000X

Provider Legal NameDR. OWEN WINSTON WILLIAMSONCredential: M.D., P.C.

Location Address121 E LEHIGH AVEPhiladelphia, PA 19125-1011

Mailing Address710 Lantern Ln, P.o. Box 383Blue Bell, PA 19422-1612 · (215) 739-2057 · Fax (215) 643-6558

Phone(215) 739-2057

Fax(215) 643-6558

Sole ProprietorYes

Enumeration DateJune 26, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1235335019 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in PA · MD021602E

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

121 E LEHIGH AVE, Philadelphia, PA 19125

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Other Identifiers 3

Medicare UPINB34487PA

Medicare ID-Type UnspecifiedWI53817PA

Medicaid1007741300003PA

Other Providers at the Same Location NPPES

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

OWEN W WILLIAMSON MD PC

Internal Medicine

121 E LEHIGH AVE
PHILADELPHIA, PA 19125

Philadelphia County (215) 739-2057

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 Owen Williamson's NPI number?

The NPI number for Owen Williamson is 1235335019. It was assigned to this individual provider in the NPPES registry on June 26, 2007.

Where is Owen Williamson located?

Owen Williamson practices at 121 E Lehigh Ave, Philadelphia, PA 19125. The listed phone number is (215) 739-2057.

What is Owen Williamson's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Owen Williamson was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.