NPPES file of Aug 9, 2026

Internal Medicine Physician in Pennsylvania

7,300 NPPES records list internal medicine physician with a practice address in Pennsylvania, 56 per 100,000 residents, the 11th highest rate of 51. Philadelphia and Pittsburgh have the most; each record links to the provider's NPI and the Pennsylvania license search. Page 83 of 146.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207R00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Philadelphia has the most, 1,855

  1. Philadelphia1,855
  2. Pittsburgh750
  3. Allentown218
  4. Harrisburg184
  5. York164

Internal Medicine Physician records in Pennsylvania

  1. Glea Mazzuca, D.OKennett Square, PA 193481376803502
  2. Joseph McAllister, MDAbington, PA 190011023014545
  3. Scott McAllister, MDTitusville, PA 163541598757338
  4. Thomas McAndrew, M.D.Philadelphia, PA 191071033314901
  5. Amanda McBride, M.D.Philadelphia, PA 191071598108144
  6. Devin McBride, MDPhiladelphia, PA 191041629575899
  7. Donald McBryan, MDWyomissing, PA 196101568439917
  8. Sean McCall, D.O.Scranton, PA 185031780668533
  9. Jennifer McCall-Hosenfeld, M.D., MSC.Hershey, PA 170331831294529
  10. Eric McCamant, MDHershey, PA 170331396065967
  11. David McCandlessFranklin, PA 163231982627923
  12. Jacob McCannPittsburgh, PA 152131316747652
  13. Tomi McCann, MDGlen Mills, PA 193421154438059
  14. Thomas McCarter, M.D.West Chester, PA 193801275674236
  15. Keren McCarthy, D.O.Philadelphia, PA 191181700180577
  16. Michael McCarthy, DOPhiladelphia, PA 191401255023271
  17. John McCartney, D.O.Bethlehem, PA 180151487846374
  18. Rachael McClenahanPhiladelphia, PA 191401801570882
  19. Thomas McClure, MDGibsonia, PA 150441265406581
  20. Charles McCool, MDBethel Park, PA 151021841455979
  21. Colleen McCoy, M.D.Williamsport, PA 177011447479357
  22. Thomas McCoy, DOHarrisburg, PA 171091700571791
  23. Nikkisha McCrea, MDPhiladelphia, PA 191041144384041
  24. Brendan McCreath, MDPhiladelphia, PA 191401245800085
  25. Alice McCullough, MDHanover, PA 173311346268489
  26. Almut McDermott, MDPittsburgh, PA 152131124641204
  27. Brian McDonald, MDEast Stroudsburg, PA 183011184668790
  28. Furman McDonald, MDPhiladelphia, PA 191061033196308
  29. Judith McDonald, MDAllentown, PA 181041558313403
  30. Mary Ann McDonald, M.D.Dunmore, PA 185101730143603
  31. Bernard McDonnell, D.O.East Norriton, PA 194011285798322
  32. Katherine McDonnell, MDWest Chester, PA 193801154558476
  33. Matthew McDonnell, DOPhiladelphia, PA 191111093255747
  34. Sierra McDonnell, MDPhiladelphia, PA 191401922945849
  35. Gregory McDonoughPhiladelphia, PA 191071275020349
  36. Renee McDonough, MDBala Cynwyd, PA 190041669452439
  37. James McDowell, D.O.Bridgeville, PA 150171386608461
  38. James McEldrew, DOPhiladelphia, PA 191401588224240
  39. Shirley McElhattan, MDPittsburgh, PA 152431992779847
  40. Kiera McElrone, DOLimerick, PA 194681346652765
  41. Robert McEvoy, M.D.Bangor, PA 180131629025093
  42. Erin McFadden, M.D.Scranton, PA 185051932369626
  43. Sean McFadden, D.O.Lititz, PA 175431598145534
  44. Donald McFarland, D.O.Bridgeville, PA 150171992778104
  45. Lindsay McGannPhiladelphia, PA 191401588082101
  46. John McGeehan, M.D.Scranton, PA 185101366426181
  47. Herman McGill, MDCollingdale, PA 190231558443283
  48. Mary McGinley, MDBlue Bell, PA 194221427037365
  49. Mary McGonigle, D.O.Villanova, PA 190851558791376
  50. Lisa McGrath, PAPittsburgh, PA 152241720054034

Source: CMS NPPES, primary taxonomy 207R00000X: records by practice city and the list of records, file of Aug 9, 2026.

Pennsylvania ranks 11 of 51 per resident

  1. Delaware58
  2. Illinois58
  3. Michigan57
  4. Pennsylvania56
  5. Vermont50
  6. Oregon50
  7. 50 states and D.C.44

Source: CMS NPPES, primary taxonomy 207R00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

77.9% of these records appear in a Medicare file, against 78.7% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Pennsylvania77.9%
  2. United States78.7%

Internal Medicine Physician records in Pennsylvania, measured

  • In a Medicare file5,684 of 7,300 · 77.9% here, 78.7% nationally
  • In the CMS Doctors and Clinicians file4,212 · 57.7% here, 61.4% nationally
  • Not updated in five years or more4,115 · 56.4% here, 55.4% nationally
  • Median graduation year2008 · the 4,208 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207R00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

7,300 NPPES records list internal medicine physician (207R00000X) as their primary taxonomy with a practice address in Pennsylvania: 56 per 100,000 residents against 44 nationally (50 states and D.C.). Philadelphia has 1,855 of them (25%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Illinois7,238
  2. Massachusetts6,825
  3. Michigan5,735
  4. Texas9,175

States with a similar rate per 100,000

  1. Delaware58.1
  2. New York61.7
  3. Vermont50.4
  4. American Samoa50.1

The largest states

  1. California17,696
  2. New York12,067
  3. Florida10,151
  4. Texas9,175
  5. Illinois7,238

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.