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Internal Medicine Doctors in Pennsylvania

Data updated monthly · Last refresh October 2026

7,285 Internal Medicine providers practice in Pennsylvania, including 1,249 (17%) offering telehealth. The largest concentration is in Philadelphia. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

7,285providers
1,249telehealth
Philadelphiatop city

Internal Medicine by city in Pennsylvania

Choose a city to see providers there.

Internal Medicine in Philadelphia1,839 providers
Internal Medicine in Pittsburgh748 providers
Internal Medicine in Allentown215 providers
Internal Medicine in Harrisburg183 providers
Internal Medicine in York162 providers
Internal Medicine in Bethlehem158 providers
Internal Medicine in Wynnewood149 providers
Internal Medicine in Scranton133 providers
Internal Medicine in Danville130 providers
Internal Medicine in Hershey122 providers
Internal Medicine in West Reading112 providers
Internal Medicine in Abington107 providers
Internal Medicine in Easton105 providers
Internal Medicine in Erie99 providers
Internal Medicine in Lancaster91 providers
Internal Medicine in Johnstown86 providers
Internal Medicine in Wilkes Barre61 providers
Internal Medicine in West Chester57 providers
Internal Medicine in Sayre50 providers
Internal Medicine in Bryn Mawr49 providers
Internal Medicine in Media47 providers
Internal Medicine in Butler44 providers
Internal Medicine in Reading44 providers
Internal Medicine in Langhorne41 providers

Internal Medicine providers in Pennsylvania

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Yong Mi Shin, DO
Bryn Mawr, PA · $890 in drug and device payments (2025) · (484) 337-3000
Dr. Cherian John, MD
Burgettstown, PA · $2,195 in drug and device payments (2025) · (724) 947-5053
Dr. Dan Alexander, M.D.
Burgettstown, PA · $1,261 in drug and device payments (2025) · Telehealth · (724) 947-5535
Dr. Nicholas Jovanovich
Burgettstown, PA · $509 in drug and device payments (2025) · Telehealth · (724) 947-5350
Dr. Andrea Varraux
Butler, PA · No drug or device payments recorded (2025) · (724) 285-0823
Dr. Andrew Begg, MD
Butler, PA · $356 in drug and device payments (2025) · (724) 285-0823
Dr. Angela Rhoades, D.O.
Butler, PA · $185 in drug and device payments (2025) · (724) 285-0823
Dr. Ashleigh Glass, D.O.
Butler, PA · No drug or device payments recorded (2025) · (724) 287-4781
Dr. Ashok Adalja, M.D.
Butler, PA · No drug or device payments recorded (2025) · (724) 285-2723
Dr. Bilal Rizvi, M.D
Butler, PA · No drug or device payments recorded (2025) · (724) 285-0823
Dr. David Vasil, D.O.
Butler, PA · $100 in drug and device payments (2025) · (724) 285-0823
Dr. Dennis Demby, M.D.
Butler, PA · $579 in drug and device payments (2025) · Telehealth · (724) 284-4185
Dr. Dhinesh Samuel, MD
Butler, PA · $818 in drug and device payments (2025) · Telehealth · (724) 283-0212
Dr. Elsa Gamwo, MD
Butler, PA · No drug or device payments recorded (2025) · (724) 287-4781
Dr. Fozia Chatta, M.D.
Butler, PA · $1,363 in drug and device payments (2025) · Telehealth · (724) 283-3170
Dr. Grant Langston
Butler, PA · No drug or device payments recorded (2025) · (724) 285-0823
Dr. Jacob Deberry, M.D.
Butler, PA · No drug or device payments recorded (2025) · (833) 906-0108
Dr. James Mathews, DO
Butler, PA · No drug or device payments recorded (2025) · (724) 283-0212
Dr. Jessica Buriak, D.O.
Butler, PA · $154 in drug and device payments (2025) · Telehealth · (724) 431-0633
Dr. Joanne Sickeri, M.D.
Butler, PA · No drug or device payments recorded (2025) · (724) 285-0823
Dr. John Reefer, M.D.
Butler, PA · No drug or device payments recorded (2025) · (727) 285-0870
Dr. John Rocchi, MD
Butler, PA · $826 in drug and device payments (2025) · Telehealth · (724) 282-4504
Dr. Joseph Gribik, M.D.
Butler, PA · No drug or device payments recorded (2025) · (724) 287-6259
Dr. Joseph Kusick, D.O.
Butler, PA · $1,674 in drug and device payments (2025) · Telehealth · (866) 620-6761
Dr. Joshua Hertel
Butler, PA · $17 in drug and device payments (2025) · (724) 285-0823
Dr. Julie Le, DO
Butler, PA · $15 in drug and device payments (2025) · Telehealth · (724) 968-5330
Dr. Kim Pierce, MD
Butler, PA · $505 in drug and device payments (2025) · Telehealth · (833) 917-0873
Dr. Lauren Hertel, DO
Butler, PA · $68 in drug and device payments (2025) · (833) 917-0873
Dr. Lillian Jordan, MD
Butler, PA · No drug or device payments recorded (2025) · (724) 287-4781
Dr. Luke Zigrossi, D.O.
Butler, PA · No drug or device payments recorded (2025) · (724) 283-6666
Dr. Marc Pomerantz, M.D.
Butler, PA · No drug or device payments recorded (2025) · (724) 287-4781
Dr. Michael Fazzini, DO
Butler, PA · $12,742 in drug and device payments (2025) · (724) 285-0823
Dr. Michael Trotta, MD
Butler, PA · $881 in drug and device payments (2025) · Telehealth · (724) 282-1530
Dr. Padmarao Jevaji, MD, MMPH
Butler, PA · No drug or device payments recorded (2025) · (724) 287-4781
Dr. Paul Donegan
Butler, PA · No drug or device payments recorded (2025) · (724) 841-0980
Dr. Peter Sylves, D.O.
Butler, PA · $1,310 in drug and device payments (2025) · Telehealth · (724) 287-8500
Dr. Prem Kumar, MD
Butler, PA · $401 in drug and device payments (2025) · (724) 282-3534
Dr. Ravi Kumar, MD
Butler, PA · $163 in drug and device payments (2025) · (724) 287-4781
Dr. Robert Mcnerney, DO
Butler, PA · No drug or device payments recorded (2025) · (724) 285-0823
Dr. Rose Jacob, M.D.
Butler, PA · No drug or device payments recorded (2025) · (724) 285-2207
Dr. Stephanie Clark, M.D.
Butler, PA · No drug or device payments recorded (2025) · (724) 285-0823
Dr. Stephen Sargent, MD
Butler, PA · $1,122 in drug and device payments (2025) · (724) 282-1530
Dr. Thomas Prutz, D.O.
Butler, PA · No drug or device payments recorded (2025) · (724) 285-0823
Dr. Thomas Shetter, MD
Butler, PA · $1,098 in drug and device payments (2025) · Telehealth · (724) 282-1530
Dr. Tyler Delaney, DO
Butler, PA · $297 in drug and device payments (2025) · (724) 285-0823
Dr. Varsha Mehta, M.D.
Butler, PA · No drug or device payments recorded (2025) · (724) 477-5003
Dr. Weien Agate, M.D.
Butler, PA · No drug or device payments recorded (2025) · (724) 287-4781
Dr. Yasha Mohajer, M.D.
Butler, PA · $95 in drug and device payments (2025) · (724) 283-6666
Dr. Marc Oster, MD
Cabot, PA · No drug or device payments recorded (2025) · (724) 352-4448
Dr. Saied Sanjari, DO
Cabot, PA · $35 in drug and device payments (2025) · (724) 352-1571

Conditions Internal Medicine providers in Pennsylvania commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Internal Medicine providers are in Pennsylvania?

There are 7,285 Internal Medicine providers with active NPI records practicing in Pennsylvania, according to federal NPPES data refreshed monthly.

Do Internal Medicine providers in Pennsylvania offer telehealth?

Yes. 1,249 of the 7,285 Internal Medicine providers in Pennsylvania (about 17%) report offering telehealth services in CMS data.

Which cities in Pennsylvania have the most Internal Medicine providers?

Philadelphia (1,839), Pittsburgh (748), Allentown (215) have the highest concentration of Internal Medicine providers in Pennsylvania.

How many Internal Medicine providers in Pennsylvania received drug or device company payments?

2,354 of 7,285 Internal Medicine providers in Pennsylvania (32%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Internal Medicine providers in Pennsylvania treat?

Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Do most Internal Medicine Doctors in Pennsylvania work in independent practices or large health systems?

Among 3,500 Internal Medicine Doctors in Pennsylvania enrolled in Medicare, 12% bill through a solo or small practice with fewer than 10 clinicians, 10% through a mid-size group of 10 to 99, and 78% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Internal Medicine Doctors in Pennsylvania work at?

According to CMS facility affiliation records, the Pennsylvania hospitals where the most Internal Medicine Doctors hold privileges are Hospital of Univ of Pennsylvania in Philadelphia; Magee Womens Hospital of Upmc Health System in Pittsburgh; St Lukes Hospital in Bethlehem.

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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Internal Medicine in Pennsylvania? Get featured.