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 88 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. Shehnaz Rizvi, MDDearborn, MI 481241619957420
  2. Syed Rizvi, M.D.Grand Rapids, MI 495031740575216
  3. Aliza Rizwan, M.D.Detroit, MI 482021033644943
  4. Atif Rizwan, MDGrand Rapids, MI 495031700087210
  5. William Rizzo, MDClarkston, MI 483461114931698
  6. Richard Roach, M.D.Kalamazoo, MI 490081073582524
  7. Leslie Robb, M.D.Marquette, MI 498551447254883
  8. Dudley Roberts, M.D.Roseville, MI 480661922094507
  9. George Roberts, M.D.Grand Rapids, MI 495461306894308
  10. Amy Robertson, MDTraverse City, MI 496841437142791
  11. Kay Robertson, MDPontiac, MI 483411649262080
  12. Kyle Robertson, D.O.Warren, MI 480931336559004
  13. Robert Robertson, MDTroy, MI 480841154373934
  14. Michelle Robida, M.D.Ypsilanti, MI 481971396969960
  15. Richard Robinson, MDDetroit, MI 482341720128150
  16. Vanessa Robinson, M.D.Detroit, MI 482021588732010
  17. Ruby Roc, MDWestland, MI 481861265458608
  18. James Rocco, M.D.Wakefield, MI 499681710075346
  19. Nicole Rocco, M.D.Detroit, MI 482021629157052
  20. Jeffrey Rochlen, M.D.Royal Oak, MI 480671093746208
  21. Sharon Roddy, M.D.Southfield, MI 480751548478829
  22. Lily Rodgers, MDAnn Arbor, MI 481091346734415
  23. Harold Rodner, M.D.Southfield, MI 480341861477432
  24. Marcos Rodriguez, M.D.Coldwater, MI 490361548276082
  25. Luis Rodriguez-GallianoMuskegon, MI 494441770112930
  26. David Rogers, M.D.Grand Rapids, MI 495031497044929
  27. Rachel Rogers, DORiverview, MI 481931013438068
  28. Rockelle Rogers, MDKalamazoo, MI 490071962596502
  29. Jeffrey Rohde, MDAnn Arbor, MI 481091194935114
  30. Christine Rohr, D.O.Saginaw, MI 486021043312820
  31. Bernardo Rojas, M.D.Troy, MI 480831841498524
  32. Bernardo Rojas, MDRochester Hills, MI 483071861420218
  33. Graciela Rojas, MDDetroit, MI 482011861430936
  34. Suzanne Romadan, M.D.Rochester Hills, MI 483071124012760
  35. George Roman, MDYpsilanti, MI 481971891356689
  36. Kostiantyn Romaniv, MDFarmington Hills, MI 483341174139612
  37. Elizabeth RonchettoDetroit, MI 482021447947619
  38. Meera Ronfeldt, D.O.Ann Arbor, MI 481051467743278
  39. John Roosenberg, M.D.Allegan, MI 490101508946021
  40. Bradley Ropp, M.D.Lansing, MI 489121326080458
  41. Arthur Rose, MDSouthfield, MI 480341497736235
  42. Megan Rose, DOGrand Rapids, MI 495031225882848
  43. Allison Rosen, MD, MPH, SCDAnn Arbor, MI 481051891870135
  44. Michael Rosen, M.D.Livonia, MI 481521265400295
  45. Eric Rosenbaum, D.O.West Bloomfield, MI 483231447662762
  46. Robert Rosenbaum, MDEast Lansing, MI 488231235317553
  47. Donald Rosin, MDBerkley, MI 480721275523813
  48. Ann-Marie Rosland, MDAnn Arbor, MI 481091104047422
  49. Alan Ross, MDTroy, MI 480831922008945
  50. Emily Ross, DOFarmington Hills, MI 483361336980820

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.