NPPES file of Aug 9, 2026

Doctors and health care providers in Columbus, OH

36,491 individual NPPES records list a practice address in Columbus, 1st of 711 Ohio cities. The largest group is case manager/care coordinator: 3,958, 11% of the city's records, against 11% across Ohio. Page 247 of 730.

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

The 8 largest groups in Columbus

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

Columbus in Ohio

  • Rank in Ohio1st of 711 cities by records
  • Share of the state11.2% of Ohio's records
  • Specialties present25 or more taxonomy codes
  • Top three groups19.6% of all records
  • Case Manager/Care Coordinator rank1st of the 10 Ohio cities with the most

Compared with Ohio as a whole, Columbus has 1.8× the state's share of anesthesiology physician records and 0.59× its share of physical therapist records.

Providers in Columbus, alphabetically

  1. Nicole Greenwood, MDPediatrics Physician1326295353
  2. Susan Greenwood, M.S. , P.T.Physical Therapist1073608717
  3. Brittany GreerBehavior Technician1871000836
  4. Bryeasha GreerHome Health Aide1487490660
  5. Earl Greer, EDDClinical Psychologist1124243571
  6. Kimberly Greer, PH.D.Clinical Psychologist1245335447
  7. Lakeisha Greer, LSWSocial Worker1821513789
  8. Leann Greer, CDCAAddiction (Substance Use Disorder) Counselor1174106629
  9. Lowell Greer, D.O.Cardiovascular Disease Physician1831259977
  10. Marcus Greer, CDC-AAddiction (Substance Use Disorder) Counselor1053945683
  11. Marion GreerHomemaker1053120923
  12. Daniel Gregg, LPNLicensed Practical Nurse1548712763
  13. Mary Gregg, CNMMidwife1801098348
  14. Militsa Gregg, APRN.CNPNurse Practitioner1265938989
  15. Jessica Gregor, PA-CPhysician Assistant1891347662
  16. Brian Gregori, D.O.Internal Medicine Physician1922118488
  17. Cardez GregoryCase Manager/Care Coordinator1457919631
  18. Jasmine GregoryCase Manager/Care Coordinator1093201709
  19. Monique GregoryCase Manager/Care Coordinator1619463213
  20. Olivia GregoryBehavior Technician1215536958
  21. Pamela GregoryCase Manager/Care Coordinator1083579643
  22. Rashaan GregoryCase Manager/Care Coordinator1881459188
  23. Roberta Gregory-DavisStudent in an Organized Health Care Education/Training Program1942713383
  24. Kristine GregstonCommunity Health Worker1689374209
  25. Eric Greidinger, MDRheumatology Physician1255369203
  26. Kaitlyn Greiner, MDHospitalist Physician1578191219
  27. Zachary GreinerStudent in an Organized Health Care Education/Training Program1548965106
  28. Cathy Greiwe, M.D.Family Medicine Physician1023059797
  29. Gillian GremlingBehavior Technician1417426321
  30. Sarah GremlingBehavior Technician1093316366
  31. Shelby GrendelStudent in an Organized Health Care Education/Training Program1992692024
  32. Kimberly Grenier, LPCCMental Health Counselor1699047704
  33. Olivia GrennanCase Manager/Care Coordinator1790449791
  34. Joseph Grese, DPTPhysical Therapist1952220485
  35. Blythe Gresser, CNPAdult Health Nurse Practitioner1780919522
  36. Hanna Gresser, PA-CPhysician Assistant1316780018
  37. Michael Grever, MDHematology (Internal Medicine) Physician1215942735
  38. Jessie Grewal, MDNeurology Physician1902198583
  39. Karanvir Grewal, M.D.Cardiovascular Disease Physician1184629537
  40. Sara GrewellFamily Nurse Practitioner1790415990
  41. Alex GreyCase Manager/Care Coordinator1407414899
  42. Victoria Grey, APRN-CNPNurse Practitioner1538405238
  43. Lissa Greysman, RNRegistered Nurse1699305151
  44. Annabelle GribbleBehavior Technician1184381022
  45. Trisha Gribble, RNRegistered Nurse1871421115
  46. Ryann Grice, CNPPsychiatric/Mental Health Nurse Practitioner1720843865
  47. Bethany Gridley, PA-CMedical Physician Assistant1245518240
  48. Carmine Grieco, M.D.Diagnostic Radiology Physician1639395353
  49. Lauren GriecoRegistered Dietitian1689333601
  50. Gary Grieger, MPTPhysical Therapist1598089138

The largest Ohio cities

  1. Cincinnati31,362
  2. Cleveland30,748
  3. Toledo13,583
  4. Dayton12,431
  5. Akron10,950

All of Ohio →

How to read this directory

Columbus, Ohio appears in the CMS National Plan and Provider Enumeration System with 36,491 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 Columbus - 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 Columbus 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 Columbus is weighted toward Case Manager/Care Coordinator (3,958 clinicians, followed by Student in an Organized Health Care Education/Training Program with 1,724 and Social Worker with 1,484). 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 Ohio's population, Columbus reports roughly 309.6 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.

For Columbus 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 Columbus, OH?

There are 36,491 registered healthcare providers in Columbus, OH, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Columbus?

The most common specialties in Columbus are Case Manager/Care Coordinator, Student in an Organized Health Care Education/Training Program, Social Worker, Clinical Social Worker, Pharmacist. Case Manager/Care Coordinator has the most providers with 3,958.

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.