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 94 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. Hannah Novak, PA-CBedford, PA 155221164074639
  2. Mark Noveck, MDWest Grove, PA 193901114968229
  3. Enrico Novelli, M.D.Pittsburgh, PA 152321033243639
  4. Nicholas Noverati, MDPhiladelphia, PA 191071023638681
  5. Joel Novograd, MDPhiladelphia, PA 191401508550534
  6. Kevin Nowakowski, DOHarrisburg, PA 171091538780515
  7. Sudeep Nugooru, MDAbington, PA 190011841914934
  8. Ana Nunez, MDPhiladelphia, PA 191071417904129
  9. John Nuschke, MDAllentown, PA 181041083665087
  10. Erin Nuzzo, MDPittsburgh, PA 152131235577909
  11. Ikenna Nwachukwu, MDChambersburg, PA 172011093845059
  12. Ogochukwu Nwaobasi, MDDowningtown, PA 193351255929394
  13. Bonnie Nye, M.D.Exton, PA 193411912916354
  14. Robert Nye, MDPhiladelphia, PA 191021134195498
  15. Jenny O'Brien, MD, PHDPhiladelphia, PA 191401740849694
  16. Michael O'Brien, M.D.King Of Prussia, PA 194061215257100
  17. Bryan O'Connell, M.D.Jenkintown, PA 190461023202157
  18. Carolyn O'Connor, MDBlue Bell, PA 194221457419491
  19. Colleen O'Connor, MDWynnewood, PA 190961922087154
  20. Ellen O'Connor, MDPhiladelphia, PA 191071083830632
  21. John O'Connor, DOAllentown, PA 181031841089935
  22. Elizabeth O'Connor-Boll, MDLancaster, PA 176011922092618
  23. Oisin O'Corragain, MDPhiladelphia, PA 191071063968410
  24. Edward O'Dell, D.O.Exton, PA 193411952407108
  25. Ward O'Donnell, MDWynnewood, PA 190961942280300
  26. Catherine O'Hara, M.D.Pittsburgh, PA 152431700015500
  27. Annette O'Neil, M.D.Norristown, PA 194011295719474
  28. Ethan O'NeilPittsburgh, PA 152371225901200
  29. David O'Neill, DOLehighton, PA 182351215943337
  30. John O'Neill, MDPittsburgh, PA 152121215138730
  31. Liam O'Neill, MBBSPhiladelphia, PA 191071972227460
  32. Rupal O'Quinn, M.D.Philadelphia, PA 191041033319991
  33. Cara O'Shaughnessey, D.O.Exton, PA 193411205002698
  34. Conor O'Sullivan, MDAbington, PA 190011942661509
  35. Katherine Oakden, MDPhiladelphia, PA 191041992200257
  36. Sussy Obando Lara, MDPhiladelphia, PA 191141770151086
  37. Leila Obeid, M.D.Wynnewood, PA 190961427012939
  38. Mandeep Oberoi, MDState College, PA 168011922158542
  39. Elvis Obomanu, MDPhiladelphia, PA 191411407533540
  40. Lillian Ochoco-Cavanaugh, M.D.Pittsburgh, PA 152241114974334
  41. David Ochs, D.O.Allentown, PA 181031700231024
  42. Matthew Ochs, M.D.Kennett Square, PA 193481043203151
  43. Elizabeth Oczypok, MD, PHDPittsburgh, PA 152151386170918
  44. Maureen Oczypok, MDPittsburgh, PA 152051346227204
  45. Paul Oczypok, MDPittsburgh, PA 152051679564371
  46. Olutunde Odeyemi, MDHarrisburg, PA 171011730100397
  47. Rachel OdeyemiCrum Lynne, PA 190221982051132
  48. Levani Odikadze, M.D.Pottstown, PA 194641265963441
  49. Jeffrey Ogbara, MDPhiladelphia, PA 191041528112513
  50. Chukwudi Ogbolu, MDEast Stroudsburg, PA 183011629038468

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.