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 24 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. Prayun Chayapruks, MD CMDWaynesburg, PA 153701548218217
  2. Asad Cheema, MDPittsburgh, PA 152131417440710
  3. Leslie Cheeseman, M.D.Philadelphia, PA 191041467569079
  4. Sergei Chekov, MDPhiladelphia, PA 191151265470306
  5. Deepa Chellappa, MDWynnewood, PA 190961457811051
  6. Niranjana Chellappa, MBBSPhiladelphia, PA 191411902399462
  7. Sheila Chellappa, M.D.Coatesville, PA 193201235144999
  8. Andy Chen, MDAbington, PA 190011982864963
  9. Bonnie Chen, M.D.Milford, PA 183371750373486
  10. Cindy Chen, M.D.Philadelphia, PA 191401427437292
  11. Daniel Chen, M.D.Philadelphia, PA 191401376779124
  12. Emily Chen, MDWynnewood, PA 190961548016611
  13. Jennifer ChenPittsburgh, PA 152131265708556
  14. Jennifer Chen, MDPhiladelphia, PA 191041295264240
  15. Sophia Chen, MDPhiladelphia, PA 191401114776598
  16. Vivian ChenPhiladelphia, PA 191041114720273
  17. Wei ChenPhiladelphia, PA 191481740456532
  18. Xisui Chen, M.D.Philadelphia, PA 191041821484239
  19. Dianna Cheney-PetersPhiladelphia, PA 191071376998609
  20. Andy Cheng, M.D.Pittsburgh, PA 152131346636818
  21. Derek Cheng, MD, PHDPhiladelphia, PA 191411295465169
  22. Vincent ChengAllentown, PA 181031831624097
  23. Yao-Chieh Cheng, MDPhiladelphia, PA 191481114546884
  24. Kalpana Chennareddy, M.D.Pittsburgh, PA 152151750513768
  25. George Cheponis, M.D.Ambridge, PA 150031992721708
  26. Guljinder Chera, MDPhiladelphia, PA 191141689351728
  27. Dinu Cherian, M.D.Philadelphia, PA 191401851550388
  28. Julie Cherian, M.D.Philadelphia, PA 191451306959309
  29. Thomson Cheriyan, MD, MPHPhiladelphia, PA 191141083284566
  30. Pramil Cheriyath, MDHarrisburg, PA 171091194832105
  31. Esther Chernak, M.D.Philadelphia, PA 191041467785824
  32. Robert Chernoff, M.D.Bryn Mawr, PA 190101740504067
  33. Robert Cherrey, D.O.Warrington, PA 189761437198298
  34. Sreehari Cherukuri, M.D.Wilkes Barre, PA 187111518961374
  35. Stephanie Chery, M.DAbington, PA 190011326400417
  36. Christopher Chesley, MDPhiladelphia, PA 191041639580020
  37. Marissa Chesney, M.D.Red Lion, PA 173561831332303
  38. Luke Chetlen, DOCamp Hill, PA 170111508894197
  39. Michael Cheung, MDPhiladelphia, PA 191041770162786
  40. Nina Cheung, M.D.Philadelphia, PA 191071013177112
  41. Bhavna Chhabria, MDE Stroudsburg, PA 183011679624829
  42. Lokendra Chhantyal, M.D.Scranton, PA 185051881325330
  43. Vuth-Channy ChhorYork, PA 174031295352706
  44. Brenda ChiangPhiladelphia, PA 191411366067829
  45. Michael Chichak, M.D.Pittsburgh, PA 152191023305844
  46. Davoren Chick, M.D.Philadelphia, PA 191041124056411
  47. Lillian Chien, MDPhiladelphia, PA 191071205521275
  48. Lucas Chierici Pereira, MDPhiladelphia, PA 191411326728486
  49. Nicolette Chiesa, M.D.Bridgeville, PA 150171144292640
  50. Vibha Chikani, MDMc Kees Rocks, PA 151361356653208

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.