NPPES file of Aug 9, 2026

Internal Medicine Physician in Michigan

5,735 NPPES records list internal medicine physician with a practice address in Michigan, 57 per 100,000 residents, the 10th highest rate of 51. Detroit and Ann Arbor have the most; each record links to the provider's NPI and the Michigan license search. Page 89 of 115.

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).

Detroit has the most, 617

  1. Detroit617
  2. Ann Arbor479
  3. Grand Rapids451
  4. Royal Oak218
  5. Southfield200

Internal Medicine Physician records in Michigan

  1. Benjamin Rossi, DOLivonia, MI 481521609818582
  2. Jennifer Rosso, MDGrand Rapids, MI 495031821583121
  3. Sarah Rosso, MDGrosse Pointe, MI 482301518965557
  4. Mark Roth, M.D.Southfield, MI 480761801998893
  5. Sara Roth, MDTraverse City, MI 496841912973389
  6. Michael RothbergDetroit, MI 482021629398326
  7. Andreea Rothstein- Costris, MDDetroit, MI 482021457046005
  8. Allaa Roto, M.D.Detroit, MI 482351104516368
  9. Kelsee Rotondo, DOFlint, MI 485021629692140
  10. Michael Rottman, M.D.Warren, MI 480931699772855
  11. Mohamed-Iqbal Rouf, MDDetroit, MI 482021669471116
  12. Courtney Rowland, MDAnn Arbor, MI 481091033868138
  13. Renato Roxas Jr, MDDetroit, MI 482011124065727
  14. Harry Rozencweig, M.D.Farmington Hills, MI 483341558346122
  15. Michael Rozwadowski, MDRoyal Oak, MI 480671538726658
  16. Donald Rozzell, MDGrosse Pointe Woods, MI 482361760475313
  17. Dean Ruble, D.O.Warren, MI 480931922291137
  18. Sitaramaraju Rudraraju, MDDetroit, MI 482011699889030
  19. Michael Rudy, MDAnn Arbor, MI 481091952694887
  20. William Rudy, D.O.Berkley, MI 480721790797207
  21. Allison Ruff, MDAnn Arbor, MI 481091437448057
  22. Alyssa Rumsey, DOThree Rivers, MI 490931902396757
  23. Erica Rush, MDManchester, MI 481581790742625
  24. Michael Rush, MDGrand Rapids, MI 495031053367656
  25. Loren Russcher, MDKalamazoo, MI 490081447353586
  26. Jeffrey Russell, D.O.Coldwater, MI 490361497799654
  27. Luke Russell, DOKalamazoo, MI 490071982131488
  28. Rebecca Russell, MDKalamazoo, MI 490071588280796
  29. Sarah Russell, M.D.Detroit, MI 482021851772768
  30. Karen Russell-Little, M.D.Bingham Farms, MI 480251841368370
  31. Shawn Ruth, DOGreenville, MI 488381669429106
  32. Timothy Rutkoski, MDHolland, MI 494241861433401
  33. Ruth Rydstedt, MDMount Clemens, MI 480431326045584
  34. Cassandra Rykulski, MDAnn Arbor, MI 481091164080958
  35. David Rzeszutko, MD.Grand Rapids, MI 495481851332092
  36. Abdulhassan Saad, M.D.Dearborn, MI 481261447546593
  37. Hani Saad, M.D.Southfield, MI 480751457331969
  38. Marwa Saad, MDRoyal Oak, MI 480731881524528
  39. Saad Saadat, MDAnn Arbor, MI 481091881338150
  40. Omar Saaed, MDSterling Heights, MI 483131700406154
  41. Waddah Saba, D.O.Ypsilanti, MI 481971750674826
  42. Fahed SabaghDearborn, MI 481241932421179
  43. Aaron Sabal, DOMuskegon, MI 494421780177394
  44. Mohammad Sabbagh, M.D.Dearborn, MI 481241568860922
  45. Harvey Sabbota, D.O.Farmington Hills, MI 483341306836390
  46. Gita Sabhapathy, DOYpsilanti, MI 481971235768508
  47. Sammit Sabharwal, DODearborn, MI 481231467604801
  48. Bradley Sabin, MDTroy, MI 480841053399824
  49. Asma Saboor, MDLivonia, MI 481521841641636
  50. Diane Sacchetti, M.D.Dearborn, MI 481241649240573

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

Michigan ranks 10 of 51 per resident

  1. New York62
  2. Delaware58
  3. Illinois58
  4. Michigan57
  5. Pennsylvania56
  6. Vermont50
  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.

79.4% 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. Michigan79.4%
  2. United States78.7%

Internal Medicine Physician records in Michigan, measured

  • In a Medicare file4,555 of 5,735 · 79.4% here, 78.7% nationally
  • In the CMS Doctors and Clinicians file3,566 · 62.2% here, 61.4% nationally
  • Not updated in five years or more3,119 · 54.4% here, 55.4% nationally
  • Median graduation year2006 · the 3,564 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

5,735 NPPES records list internal medicine physician (207R00000X) as their primary taxonomy with a practice address in Michigan: 57 per 100,000 residents against 44 nationally (50 states and D.C.). Detroit has 617 of them (11%).

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. Ohio5,277
  2. Massachusetts6,825
  3. New Jersey4,632
  4. Illinois7,238

States with a similar rate per 100,000

  1. Pennsylvania56.3
  2. Delaware58.1
  3. New York61.7
  4. Hawaii62.9

The largest states

  1. California17,696
  2. New York12,067
  3. Florida10,151
  4. Texas9,175
  5. Pennsylvania7,300

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.