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JEFFERSON INTERNAL MEDICINE PC
NPI 1700804572
Internal Medicine in Clairton, PA

Active since July 18, 2006
575 COAL VALLEY ROAD, SUITE 374, CLAIRTON, PA 15025(412) 469-7744(412) 469-7745 Get Directions Write a Review

NPPES record last updated: November 4, 2024. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Jefferson Internal Medicine Pc NPPES

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

JEFFERSON INTERNAL MEDICINE PC (NPI 1700804572) is a healthcare organization registered as an internal medicine in Clairton, Pennsylvania and active in the NPI registry since July 2006. The organization lists David S Lilienthal, Physician President, as its authorized official.

NPPES Registry Identity

NPI1700804572
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameJEFFERSON INTERNAL MEDICINE PC
Location Address575 COAL VALLEY ROAD, SUITE 374Clairton, PA 15025
Mailing Address575 Coal Valley Road, Suite 374Clairton, PA 15025 · (412) 469-7744 · Fax (412) 469-7745
Phone(412) 469-7744
Fax(412) 469-7745
Organization SubpartNo
Authorized OfficialDavid S LilienthalPhysician President · (412) 469-7744
Enumeration DateJuly 18, 2006
Last NPPES UpdateNovember 4, 2024
NPPES CertifiedNovember 4, 2024
✔ NPI 1700804572 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 · MD039474E
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.
575 COAL VALLEY ROAD, Clairton, PA 15025
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Other Identifiers 1

Medicaid001276327PA

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jefferson Internal Medicine Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Jefferson Internal Medicine PC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 3 within 10 miles. They are listed nearest first.

Clinicians, nearest first (3)

Holly Bryan
Nurse Practitioner
NPI 1073294328
575 COAL VALLEY RD STE 374
Clairton, PA 15025
(412) 469-7744
✔ PECOS✔ Accepts MedicareSame address
David Lilienthal, M.D.
Internal Medicine
NPI 1598730921
575 COAL VALLEY RD SUITE 374
Clairton, PA 15025
(412) 469-7744
✔ PECOS✔ Accepts MedicareSame address
Erika Wisler, CRNP
Nurse Practitioner
NPI 1952855165
565 COAL VALLEY RD
Jefferson Hills, PA 15025
(412) 267-6810
✔ PECOS✔ Accepts Medicare0.1 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Jefferson Internal Medicine PC's NPI number?

The NPI number for Jefferson Internal Medicine PC is 1700804572. It was assigned to this organization in the NPPES registry on July 18, 2006.

Where is Jefferson Internal Medicine PC located?

Jefferson Internal Medicine PC is located at 575 Coal Valley Road Suite 374, Clairton, PA 15025. The listed phone number is (412) 469-7744.

What is Jefferson Internal Medicine PC's specialty?

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

Is Jefferson Internal Medicine PC enrolled in Medicare?

Yes. Jefferson Internal Medicine PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Jefferson Internal Medicine PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Jefferson Internal Medicine PC, in Internal Medicine and Nurse Practitioner. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Jefferson Internal Medicine PC was last updated on November 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.