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OWEN W WILLIAMSON MD PC
NPI 1326284753
Internal Medicine in Philadelphia, PA

Active since January 07, 2009
121 E LEHIGH AVE, PHILADELPHIA, PA 19125(215) 739-2057(215) 643-6558 Get Directions Write a Review

NPPES record last updated: January 7, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Owen W Williamson Md Pc NPPES

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

OWEN W WILLIAMSON MD PC (NPI 1326284753) is a healthcare organization registered as an internal medicine in Philadelphia, Pennsylvania and active in the NPI registry since January 2009. The organization lists Owen Williamson, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1326284753
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameOWEN W WILLIAMSON MD PC
Location Address121 E LEHIGH AVEPhiladelphia, PA 19125-1011
Mailing AddressPo Box 383Blue Bell, PA 19422-0383 · (215) 739-2057 · Fax (215) 643-6558
Phone(215) 739-2057
Fax(215) 643-6558
Organization SubpartNo
Authorized OfficialOwen WilliamsonPhysician/owner · (215) 739-2057
Enumeration DateJanuary 7, 2009
✔ NPI 1326284753 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 · MD021602E
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.
121 E LEHIGH AVE, Philadelphia, PA 19125
Open in Google Maps ↗

Other Identifiers 1

Medicare PIN053817PA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES

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

DR. OWEN WINSTON WILLIAMSON M.D., P.C.
Specialist
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 W Williamson MD PC's NPI number?

The NPI number for Owen W Williamson MD PC is 1326284753. It was assigned to this organization in the NPPES registry on January 7, 2009.

Where is Owen W Williamson MD PC located?

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

What is Owen W Williamson MD PC'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 Owen W Williamson MD PC was last updated on January 7, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.