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 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. Timothy KaselitzErie, PA · No drug or device payments recorded (2025) ·
(814) 877-4922 Dr. Timothy Verrilli, DOErie, PA · No drug or device payments recorded (2025) ·
(814) 868-8206 Dr. Tyner KuehnErie, PA · No drug or device payments recorded (2025) ·
(814) 877-4922 Dr. Veeranna Vibhuti, MDErie, PA · No drug or device payments recorded (2025) ·
(814) 877-4922 Dr. Walter Johns, MDErie, PA · No drug or device payments recorded (2025) ·
(814) 864-4987 Dr. William Swagler, D.O. Dr. Bhavna Chhabria, MDE Stroudsburg, PA · No drug or device payments recorded (2025) ·
(570) 421-4000 Dr. Muhammad Azam, MDE Stroudsburg, PA · $45 in drug and device payments (2025) ·
(570) 421-4000 Dr. Suzanne Labriola, D.O.Etna, PA · No drug or device payments recorded (2025) ·
(412) 782-6800 Dr. Elliot Smith, M.D.Evans City, PA · $440 in drug and device payments (2025) ·
(724) 538-9700 Dr. Ernesto De Las Alas, MDEverett, PA · No drug or device payments recorded (2025) ·
(814) 623-6161 Dr. Palaniappan Muthappan, M.D.Export, PA · No drug or device payments recorded (2025) · Telehealth ·
(724) 733-1773 Dr. Abhijit Kasinadhuni, MDExton, PA · No drug or device payments recorded (2025) ·
(610) 359-5640 Dr. Alfonso Cuozzo, MDExton, PA · No drug or device payments recorded (2025) ·
(610) 363-7780 Dr. Bonnie Nye, M.D.Exton, PA · No drug or device payments recorded (2025) ·
(610) 280-9999 Dr. Cara O'shaughnessey, D.O.Exton, PA · No drug or device payments recorded (2025) ·
(610) 561-6100 Dr. Christine Meyer, M.D.Exton, PA · No drug or device payments recorded (2025) · Telehealth ·
(610) 363-0100 Dr. Edward O'dell, D.O.Exton, PA · No drug or device payments recorded (2025) ·
(610) 903-0640 Dr. Lalitha Trivikram, MDExton, PA · No drug or device payments recorded (2025) ·
(610) 363-0100 Dr. Manjula Naik, MDExton, PA · $747 in drug and device payments (2025) · Telehealth ·
(610) 524-3703 Dr. Marcus Williams, M.D. Dr. Marilyn Krch, M.D.Exton, PA · No drug or device payments recorded (2025) ·
(601) 903-0640 Dr. Sailaja Rao, M.DExton, PA · No drug or device payments recorded (2025) ·
(610) 524-4106 Dr. Shagufta Shaikh, MDExton, PA · No drug or device payments recorded (2025) ·
(570) 332-4292 Dr. Susan Kohli, MDExton, PA · $22 in drug and device payments (2025) · Telehealth ·
(610) 321-0200 Dr. Aubrey Moyer, D.O.Fairless Hills, PA · No drug or device payments recorded (2025) ·
(267) 587-0775 Dr. Jeffrey Blumenthal, MDFairless Hills, PA · No drug or device payments recorded (2025) ·
(215) 946-1500 Dr. John Moskaitis, MDFairless Hills, PA · $391 in drug and device payments (2025) ·
(215) 949-0100 Dr. Lewis Dunn, M.D.Fairless Hills, PA · No drug or device payments recorded (2025) ·
(215) 949-2550 Dr. Frederick Wilson, DOFarrell, PA · No drug or device payments recorded (2025) ·
(724) 342-6900 Dr. Juan MercadoFarrell, PA · $34 in drug and device payments (2025) · Telehealth ·
(724) 342-6900 Dr. Michael Friters, DOFarrell, PA · No drug or device payments recorded (2025) ·
(724) 981-3500 Dr. Nicholas AbbottFarrell, PA · $135 in drug and device payments (2025) ·
(724) 981-3500 Dr. George Blewitt, M.D.Fayetteville, PA · No drug or device payments recorded (2025) ·
(717) 352-2378 Dr. Andrew Matthews, M.D.Feasterville Trevose, PA · $20 in drug and device payments (2025) ·
(215) 464-9599 Dr. Barbara Bix, MDFeasterville Trevose, PA · $47 in drug and device payments (2025) ·
(215) 464-0770 Dr. Larisa Khalupsky, M.D.Feasterville Trevose, PA · No drug or device payments recorded (2025) ·
(215) 322-6708 Dr. Leonid Magidenko, MDFeasterville Trevose, PA · No drug or device payments recorded (2025) · Telehealth ·
(215) 464-6040 Dr. Mark Mullen, MDFeasterville Trevose, PA · $65 in drug and device payments (2025) · Telehealth ·
(215) 464-0770 Dr. Phillip Liaw, MDFeasterville Trevose, PA · $624 in drug and device payments (2025) · Telehealth ·
(215) 464-0770 Dr. Leonard Jenkins, MDFinleyville, PA · No drug or device payments recorded (2025) ·
(724) 348-7371 Dr. Larry Keller, DOFlourtown, PA · $344 in drug and device payments (2025) · Telehealth ·
(215) 884-0959 Dr. Nicole Longo, D.O.Flourtown, PA · No drug or device payments recorded (2025) ·
(267) 210-7435 Dr. Shirley Frakes, M.D.Flourtown, PA · No drug or device payments recorded (2025) ·
(215) 836-5230 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.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
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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