NPPES file of Aug 9, 2026

Gastroenterology Physician in Pennsylvania

1,049 NPPES records list gastroenterology physician with a practice address in Pennsylvania, 8.1 per 100,000 residents, the 7th highest rate of 51. Philadelphia and Pittsburgh have the most; each record links to the provider's NPI and the Pennsylvania license search. Page 8 of 21.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RG0100X · 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, 220

  1. Philadelphia220
  2. Pittsburgh104
  3. Allentown41
  4. Danville40
  5. Hershey35

Gastroenterology Physician records in Pennsylvania

  1. Andrew Groff, MDPittsburgh, PA 152131114540283
  2. Lawrence Grossman, MDPhiladelphia, PA 191151477618270
  3. Harish Grover, MDMechanicsburg, PA 170501295706687
  4. Richard Grunt, MDGarnet Valley, PA 190601033448725
  5. Harvey Guttmann, M.D.Rydal, PA 190461194772533
  6. William Haberstroh, D.O.Bryn Mawr, PA 190101346773462
  7. Fayrouz HachichoPhiladelphia, PA 191071972484517
  8. Albert Hahm, M.D.West Chester, PA 193801821208505
  9. Joel Haight, M.D.State College, PA 168031104895945
  10. Fawaz Hakki, M.D.Waynesboro, PA 172681649224551
  11. Robert Hale, M.D.Doylestown, PA 189011992704431
  12. Dina Halegoua-De Marzio, M.D.Philadelphia, PA 191071235347105
  13. Oleh Haluszka, M.D.Philadelphia, PA 191111972573582
  14. Burhan Hameed, MDPottstown, PA 194641588656219
  15. Marc Happe, D.O.Uniontown, PA 154011164580874
  16. Justin Harberson, M.D.Lancaster, PA 176011922284652
  17. Ahmed Hasan, MDLehighton, PA 182351477548865
  18. Johann Hasbun, M.D.Malvern, PA 193551164885398
  19. Muhammad Haseeb, M.D, MSCPittsburgh, PA 152131528441771
  20. Akil Hassam, MDPhiladelphia, PA 191401700198975
  21. Refaat Hegazi, MDPittsburgh, PA 152131982626420
  22. Stephen Heller, M.D.Philadelphia, PA 191401093826588
  23. Kyle Helwig, MDAllentown, PA 181041023012945
  24. Christopher Henry, M.D.Philadelphia, PA 191071356575096
  25. Scott HenryErie, PA 165071871598565
  26. Iryna Hepburn, M.D.Lebanon, PA 170421154537702
  27. Robert Herb, MDPittsburgh, PA 152351457474652
  28. Joseph Herdman, MDMedia, PA 190631417148131
  29. Barry Herman, M.D.Easton, PA 180451700865607
  30. Steven Herrine, M.D.Phila, PA 191071366401135
  31. Marc HershPhiladelphia, PA 191071790243210
  32. Christopher Hibbard, D.O.Fountain Hill, PA 180151427379700
  33. Patrick Hickey, D.O.Allentown, PA 181041891052569
  34. Immanuel Ho, MDPhiladelphia, PA 191071083751275
  35. Inki Hong, M.D.Sellersville, PA 189601043665557
  36. Timothy Hoops, MDPhiladelphia, PA 191041851464283
  37. Wayne Hoover, M.D.Chambersburg, PA 172011790716116
  38. Marc Hopkins, MDColmar, PA 189151619941127
  39. John Horwhat, M.D.Lancaster, PA 176011487747242
  40. Brenda Horwitz, MDPhiladelphia, PA 191401053309559
  41. Amy Hosmer, MDPittsburgh, PA 152321326368283
  42. Maarouf Hoteit, MDPhiladelphia, PA 191041760503270
  43. Oistein Hovde, MDWaynesboro, PA 172681942285713
  44. Robert HowerErie, PA 165071053407155
  45. Maimon Hubbi, MDPhiladelphia, PA 191041942549738
  46. William HuntingtonMedia, PA 190631033479704
  47. Charles Hurwitz, DOHavertown, PA 190831730174723
  48. Zeba Hussaini, MDHershey, PA 170331861989006
  49. Austin Hwang, MDPhiladelphia, PA 191071457569691
  50. Christopher Ibrahim, M.D.Wyomissing, PA 196101205065125

Source: CMS NPPES, primary taxonomy 207RG0100X: records by practice city and the list of records, file of Aug 9, 2026.

Pennsylvania ranks 7 of 51 per resident

  1. New York9.2
  2. Rhode Island8.8
  3. Maryland8.2
  4. Pennsylvania8.1
  5. Minnesota8.0
  6. New Jersey7.9
  7. 50 states and D.C.6.2

Source: CMS NPPES, primary taxonomy 207RG0100X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

85.0% of these records appear in a Medicare file, against 84.4% 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. Pennsylvania85.0%
  2. United States84.4%

Gastroenterology Physician records in Pennsylvania, measured

  • In a Medicare file892 of 1,049 · 85.0% here, 84.4% nationally
  • In the CMS Doctors and Clinicians file769 · 73.3% here, 73.7% nationally
  • Not updated in five years or more664 · 63.3% here, 55.6% nationally
  • Median graduation year2003 · the 769 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RG0100X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

1,049 NPPES records list gastroenterology physician (207RG0100X) as their primary taxonomy with a practice address in Pennsylvania: 8.1 per 100,000 residents against 6.2 nationally (50 states and D.C.). Philadelphia has 220 of them (21%).

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. Illinois887
  2. Ohio741
  3. New Jersey735
  4. Massachusetts686

States with a similar rate per 100,000

  1. Maryland8.2
  2. Minnesota8.0
  3. New Hampshire7.8
  4. Rhode Island8.8

The largest states

  1. California2,140
  2. New York1,797
  3. Florida1,513
  4. Texas1,478
  5. Illinois887

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.