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Internal Medicine Providers in Devon, PA

Browse 2 Internal Medicine providers listed in NPPES with a practice address in Devon, Pennsylvania.

2 Healthcare Providers

How Devon compares with the U.S.

2 active clinicians in Internal Medicine list a practice address in Devon, PA in the NPI registry.

Devon has fewer than 10,000 residents, so rates per 100,000 people change a lot with each clinician and are not compared here.

Too few clinicians in Internal Medicine in Devon are listed in the CMS Medicare file to report Medicare assignment or telehealth shares.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.

Showing 1โ€“2 of 2 providers
With recent CMS data first, then Aโ€“Z

Dr. Taher Hashim Vajihuddin , MD, MPH

Internal Medicine

Active NPI Status Accepts Medicare Assignment
133 Lancaster Ave, Devon, PA 193331503
Phone: 4845812990
NPI Identifier 1508961426
View Full Profile

Dr. Peter N. Hillyer , MD

Internal Medicine

Active NPI Status
303 Castlewood Dr, Devon, PA 193331005
Phone: 6106447547
NPI Identifier 1285892265
View Full Profile

Frequently Asked Questions about Internal Medicine in Devon

How do I check a Internal Medicine practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the Pennsylvania licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.

Internal Medicine Providers in Other Pennsylvania Cities

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