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 316 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. Stephanie Thornton, LMSWClinical Social Worker1093239568
  2. Jill Thorpe, PA-CPhysician Assistant1023278637
  3. Kelsey Thorsby, LMSWClinical Social Worker1083217368
  4. Craig Thorson, DDSGeneral Practice Dentistry1427121813
  5. Cynthia Thorson, CMTMassage Therapist1902359706
  6. Ashley ThrashPersonal Care Attendant1679066120
  7. John Throop, MDEmergency Medical Services (Emergency Medicine) Physician1841218385
  8. Kathryn Throop, RDRegistered Dietitian1811935851
  9. Letisha Thrower, RNRegistered Nurse1871006486
  10. Danielle Thurber-DegrootSocial Worker1164970539
  11. Brooke ThurowPersonal Care Attendant1881253433
  12. Bobbi Thursam, MDNeurology Physician1548956519
  13. Galloway Thurston, MDOrthopaedic Surgery Physician1275387896
  14. Reece ThurstonPersonal Care Attendant1447188230
  15. Laamy Tiadjeri, M.D.Obstetrics & Gynecology Physician1861705022
  16. Mary Tibbe, MSN RN CCRN-K AGCNSGerontology Clinical Nurse Specialist1699328393
  17. Melanie Tibbitts, LMSWSocial Worker1598394702
  18. Laurice Tibble, MSW,CAC1Social Worker1780723478
  19. Dustin Tibbs, PA-CPhysician Assistant1760957666
  20. Sherry TichelaarBehavior Technician1346080348
  21. Alexandra TiddCase Manager/Care Coordinator1275059693
  22. Mitchell Tiell, PAPhysician Assistant1255057873
  23. Brina Tiemeyer, LMSWClinical Social Worker1932602760
  24. Molly Tiesenga, APRNAdult Health Nurse Practitioner1063977932
  25. David Tiesma, M.D.Internal Medicine Physician1922412600
  26. Elizabeth TietemaSocial Worker1992456263
  27. Madeline TietemaBehavior Technician1134977754
  28. Kristen TiffanyPersonal Care Attendant1871018796
  29. Dana Tigelaar, SLPSpeech-Language Pathologist1265985196
  30. Nicole Tighe, PA-CPhysician Assistant1114578796
  31. Angelique TijerinaBehavior Analyst1710752415
  32. David Tillema, PMHNPPsychiatric/Mental Health Nurse Practitioner1821508425
  33. Carol Tillotson, LLPCMental Health Counselor1699199588
  34. Ludwig TillyOther Technician1811718042
  35. Luke Tilma, DOFamily Medicine Physician1285474825
  36. Brianna Tilton, DCChiropractor1053134981
  37. Katherine Tilton, DCChiropractor1891249553
  38. Trent Tilton, DCChiropractor1295879427
  39. Tomasz Timek, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1578593612
  40. Cynthia TimmBehavior Technician1346929528
  41. Shelby TimmSocial Worker1942797998
  42. Emily TimmerBehavior Technician1629744354
  43. Lauren TimmerSpeech-Language Pathologist1114884962
  44. Megan Timmer, CCC-SLPSpeech-Language Pathologist1518831650
  45. Sarah TimmerProfessional Counselor1245895341
  46. Alexandra Timmerman, DDSDentist1699408922
  47. Kaylin TimmermanBehavior Analyst1487180717
  48. Kevin Timmerman, FNPFamily Nurse Practitioner1356371868
  49. Karen Timmermans, PA-CPhysician Assistant1477534659
  50. Sheri Timon, LMSWSocial Worker1578955142

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.