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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. Christopher Thompson, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 692-4882
Dr. Christopher Wynkoop, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · (856) 220-3093
Dr. Cody Rutledge, MD, PHD
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 365-4900
Dr. Cole Hansell, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 692-4888
Dr. Colin Tkatch, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · Telehealth · (412) 647-7228
Dr. Corey Rearick, MD
Pittsburgh, PA · $1,344 in drug and device payments (2025) · (412) 688-6000
Dr. Cristina Walsh, DO
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 623-2121
Dr. Cyndi Gonzalez Gomez, M.D
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 623-2121
Dr. Cynthia Butler, D.O.
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 343-1770
Dr. Daljit Singh, M.D.
Pittsburgh, PA · $4,301 in drug and device payments (2025) · Telehealth · (412) 681-4211
Dr. Damien Smith, MBBS, PHD
Pittsburgh, PA · $555 in drug and device payments (2025) · (412) 647-8762
Dr. Danica Smith
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 692-4882
Dr. Daniela Niec, M.D.
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 432-7400
Dr. Daniel Boucek
Pittsburgh, PA · $29 in drug and device payments (2025) · (412) 688-6000
Dr. Daniel Erlanger, D.O.
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 343-1770
Dr. Daniel Jackson, DO
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 942-4272
Dr. Daniel Sullivan
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 692-2213
Dr. Danilo Policarpio, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 942-4272
Dr. Danny Palmieri, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · Telehealth · (412) 722-1003
Dr. Danyal Tahseen
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 942-4000
Dr. Daria Mitchell-segers, MPA, MPH, PA-C
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 242-8860
Dr. David Brillman
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 621-1566
Dr. David Chao, M.D.
Pittsburgh, PA · No drug or device payments recorded (2025) · Telehealth · (408) 569-5663
Dr. David Demoise
Pittsburgh, PA · No drug or device payments recorded (2025) · Telehealth · (412) 623-1239
Dr. David Macpherson, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 688-6113
Dr. David Miller
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 572-8470
Dr. David Piontkowsky, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 359-3360
Dr. David Shin, MD
Pittsburgh, PA · $427 in drug and device payments (2025) · Telehealth · (412) 325-5000
Dr. David Zielinski, M.D.
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 360-6191
Dr. Debi Yang, M.D.
Pittsburgh, PA · $24 in drug and device payments (2025) · (412) 359-3131
Dr. Deborah Dinardo, M.D.
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 822-3000
Dr. Debra Salim
Pittsburgh, PA · No drug or device payments recorded (2025) · Telehealth · (412) 920-0700
Dr. Deeksha Ramanujam, MD
Pittsburgh, PA · $21 in drug and device payments (2025) · (412) 359-3751
Dr. Deepa Ambati, M.D
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 692-4882
Dr. Deepa Nandiwada, M.D.
Pittsburgh, PA · No drug or device payments recorded (2025) · Telehealth · (412) 692-4888
Dr. Deepika Pasunur, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 621-1566
Dr. Deirdre Warde, MD
Pittsburgh, PA · $520 in drug and device payments (2025) · (412) 847-2020
Dr. Derek Mcquade, M.D., M.S.
Pittsburgh, PA · No drug or device payments recorded (2025) · (724) 731-0090
Dr. Diana Lemley, M.D.
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 552-1122
Dr. Diana Rodriguez Alcantara, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · (716) 862-8567
Dr. Diana Samberg
Pittsburgh, PA · No drug or device payments recorded (2025) · Telehealth · (412) 692-4700
Dr. Diego Chamorro Ortiz, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 648-9636
Dr. Dina Paul, MD
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 937-8590
Dr. Divya Venkat, MD
Pittsburgh, PA · $8,368 in drug and device payments (2025) · (412) 359-3751
Dr. Dominic Pezzone, D.O.
Pittsburgh, PA · $202 in drug and device payments (2025) · (412) 623-2121
Dr. Donald Klinestiver
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 358-9613
Dr. Donald Kushner, M.D.
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 572-6122
Dr. Donald Middleton, MD
Pittsburgh, PA · $93,029 in drug and device payments (2025) · (412) 622-7343
Dr. Douglas Clough, MD
Pittsburgh, PA · $21 in drug and device payments (2025) · Telehealth · (412) 366-7070
Dr. Douglas Fletcher, M.D.
Pittsburgh, PA · No drug or device payments recorded (2025) · (412) 731-9911

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.