NPPES file of Aug 9, 2026

Doctors and health care providers in Grand Rapids, MI

18,005 individual NPPES records list a practice address in Grand Rapids, 3rd of 515 Michigan cities. The largest group is behavior technician: 1,849, 10% of the city's records, against 22% across Michigan. Page 232 of 361.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

The 8 largest groups in Grand Rapids

Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.

Grand Rapids in Michigan

  • Rank in Michigan3rd of 515 cities by records
  • Share of the state6.3% of Michigan's records
  • Specialties present25 or more taxonomy codes
  • Top three groups25.4% of all records
  • Behavior Technician rank3rd of the 10 Michigan cities with the most

Compared with Michigan as a whole, Grand Rapids has 6.3× the state's share of personal care attendant records and 0.46× its share of behavior technician records.

Providers in Grand Rapids, alphabetically

  1. Alexis O'DowdBehavior Technician1841045226
  2. Paul O'Grady, DDS MSOrthodontics and Dentofacial Orthopedics Dentistry1962586792
  3. Kathleen O'Hare, M.D.Internal Medicine Physician1447274261
  4. Molly O'Kane, DOAnesthesiology Physician1235119314
  5. Kathleen O'Leary, CRNACertified Registered Nurse Anesthetist1508979287
  6. Elizabeth O'Malley, PT, DPTPhysical Therapist1760082440
  7. Patrick O'Malley, PT, DPTPhysical Therapist1285240721
  8. Douglas O'Mara, M.D.Pediatrics Physician1700803152
  9. Jessica O'MaraPsychiatry Physician1457766917
  10. Megan O'Mara, OTRLPhysical Rehabilitation Occupational Therapist1225701006
  11. Robin O'Meara, M.D.Family Medicine Physician1821021551
  12. Brandon O'Neal, CPSS/PRCPeer Specialist1801639653
  13. Jessica O'Neil, D.O.Internal Medicine Physician1801182605
  14. Michelle O'Neil, PAPhysician Assistant1568736411
  15. Stephen O'Neil, D.O.Orthopaedic Surgery Physician1336521756
  16. Edward O'NeillSocial Worker1164781308
  17. Rylee O'Neill, LLMSWClinical Social Worker1619805512
  18. Gail O'Rourke, M.A., CCC-SLPSpeech-Language Pathologist1184974271
  19. Isaac O'RourkeBehavior Technician1982319828
  20. Karen O'Rourke, DDSGeneral Practice Dentistry1952306128
  21. Katherine O'Rourke, MDObstetrics & Gynecology Physician1366708869
  22. Lois O'Rourke, PA-CPhysician Assistant1043327992
  23. Micaela O'Rourke, PA-CPhysician Assistant1215763354
  24. Ryan O'RourkeRehabilitation Practitioner1306295241
  25. Timothy O'Rourke, M.D.Hematology & Oncology Physician1215938303
  26. Karen O'Strander, LMSWClinical Social Worker1194158782
  27. Chloe O'TooleSpeech-Language Pathologist1376173799
  28. Derrick OakesBehavior Technician1740140961
  29. Matthew OakesHand Occupational Therapist1558885384
  30. Stephanie Oakes, MPTPhysical Therapist1801074901
  31. Vernon Oard, MA, LLPPsychologist1699091983
  32. Mary Oatey, D.O.Obstetrics & Gynecology Physician1366404295
  33. Laura Obenauf, P.A.Physician Assistant1982678652
  34. David Oberlin, M.D.Dermatology Physician1376924902
  35. Cassandra Oberndorf, DOPediatrics Physician1396324661
  36. Sylvia Obert, MACounseling Psychologist1457648768
  37. Alexandra Obetts, OTR/LOccupational Therapist1215447214
  38. Anna Obi, MSW, LLMSWClinical Social Worker1083404784
  39. Marie Occes FrancoisCommunity Health Worker1972424067
  40. Juan OchoaBehavior Technician1457059891
  41. Robert OcomenInternal Medicine Physician1689306094
  42. Brian Oconnell, PT, OCS, CERT MDTOrthopedic Physical Therapist1306349006
  43. Ashley Oconnor, RRTRegistered Respiratory Therapist1417878125
  44. John Oconnor, PTPhysical Therapist1548212434
  45. Richard Oconnor, MDNephrology Physician1457462467
  46. Coby OdateBehavior Technician1033972203
  47. Dana OdellPersonal Care Attendant1427620715
  48. Afokoghene Odhu, NPNurse Practitioner1144893975
  49. Ezra OdiokoClinical Social Worker1932789286
  50. Teresa Odongo, DNPNurse Practitioner1972175099

The largest Michigan cities

  1. Farmington Hills36,305
  2. Detroit19,832
  3. Ann Arbor15,616
  4. Novi7,641
  5. Kalamazoo6,553

All of Michigan →

How to read this directory

Grand Rapids, Michigan appears in the CMS National Plan and Provider Enumeration System with 18,005 registered healthcare providers spanning 25 or more distinct NUCC-taxonomy specialties. This count includes every individual clinician who has applied for an NPI and listed a practice address in Grand Rapids - physicians, dentists, nurse practitioners, physician assistants, chiropractors, physical therapists, optometrists, psychologists, podiatrists, and every other credentialed provider type CMS tracks. It does not measure hospital beds, urgent-care capacity, or whether a given clinic is accepting new patients; it measures the pool of professionals with current NPI enrollment and a Grand Rapids practice location on file. Every figure is drawn from the federal National Provider Identifier Registry (CMS NPPES) - more than 7 million providers, maintained since May 2007, with 2024 Medicare Part D data, and, according to CMS, can be searched, compared, and traced in our methodology.

The provider mix in Grand Rapids is weighted toward Behavior Technician (1,849 clinicians, followed by Clinical Social Worker with 1,604 and Social Worker with 1,121). That distribution reflects how NPPES records specialty: providers self-select a primary taxonomy code, so a family physician who also practices geriatrics will show up under whichever NUCC code they registered first. Relative to Michigan's population, Grand Rapids reports roughly 179.4 providers per 100,000 residents using the state-level denominator, which is a rough proxy rather than a precise access-to-care measurement; the true catchment area of any {cityName} clinician extends beyond the municipal boundary.

Of Michigan's most common specialties, Student in an Organized Health Care Education/Training Program is the most prominent one with no provider currently listing a Grand Rapids practice address, a coverage gap Grand Rapids patients typically fill by traveling to a larger nearby hub.

For Grand Rapids patients, this directory is most useful as a starting shortlist. Important: PlainDoctor is a directory of publicly available CMS government data, not a review site, a ranking, or medical advice. NPPES data is self-reported and refreshed monthly; call the practice directly to confirm the provider is still there, accepts your insurance, and is taking new patients.

For informational purposes only; this directory is not medical advice and not a substitute for checking a license. See also: how to find a doctor and how to verify one.

Common questions

How many doctors are in Grand Rapids, MI?

There are 18,005 registered healthcare providers in Grand Rapids, MI, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Grand Rapids?

The most common specialties in Grand Rapids are Behavior Technician, Clinical Social Worker, Social Worker, Physician Assistant, Personal Care Attendant. Behavior Technician has the most providers with 1,849.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov). Records are self-reported registrations, not licenses.

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.