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 260 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. Deniseyah HamiltonBehavior Technician1790340495
  2. Emily Hamilton, APRN-CNPAcute Care Nurse Practitioner1114645280
  3. Heather Hamilton, COTAOccupational Therapy Assistant1639298144
  4. Heather Hamilton, CVRTBlind Rehabilitation Specialist/Technologist1457689853
  5. James Hamilton, M.D.Dermatology Physician1669745279
  6. Jennifer Hamilton, DPMFoot & Ankle Surgery Podiatrist1043213739
  7. Jessica HamiltonPeer Specialist1245817154
  8. Lisa Hamilton, M.D.Emergency Medicine Physician1184602740
  9. Logan Hamilton, CNPAcute Care Nurse Practitioner1376306258
  10. Maya Hamilton, MDEmergency Medicine Physician1720438419
  11. Michelle HamiltonAcute Care Nurse Practitioner1083310338
  12. Nancy HamiltonMental Health Counselor1073100954
  13. Phillip Hamilton, MDHospitalist Physician1437513868
  14. Rebecca Hamilton, B.A.; LCDC IIIAddiction (Substance Use Disorder) Counselor1821523523
  15. Reginald HamiltonClinical Neuropsychologist1225893126
  16. Samantha HamiltonAddiction (Substance Use Disorder) Counselor1295557437
  17. Sara HamiltonCase Manager/Care Coordinator1548774698
  18. Sarah Hamilton, MDPsychiatry Physician1891180832
  19. Shannon HamiltonStudent in an Organized Health Care Education/Training Program1972348787
  20. Susan HamiltonFamily Nurse Practitioner1740627132
  21. Trudy Hamilton, NURSE PRACTITIONERFamily Nurse Practitioner1427173111
  22. Valerie HamiltonRehabilitation Practitioner1861338345
  23. William Hamilton, M.D.Internal Medicine Physician1700248317
  24. Chiseko HamisiNurse Practitioner1588255988
  25. Lorie Hamiwka, MDNeurology with Special Qualifications in Child Neurology Physician1013161611
  26. Jocelyn HamlarAddiction (Substance Use Disorder) Counselor1518454107
  27. Marquise HamlerMental Health Counselor1114551066
  28. Sheri Hamler, LPCCProfessional Counselor1730453358
  29. Anita Hamlin, NP-CFamily Nurse Practitioner1275936015
  30. Pamela Hamlin, APRN-CNPFamily Nurse Practitioner1366707846
  31. Brandon Hamm, DOEmergency Medicine Physician1679203467
  32. Kevin Hamm, PCCProfessional Counselor1013936004
  33. Lindsey Hamm, APRN-CNPNurse Practitioner1639628159
  34. Luke Hamm, MDStudent in an Organized Health Care Education/Training Program1588367890
  35. Ryan Hamm, PHARMDPharmacist1457840399
  36. Sarah HammCase Manager/Care Coordinator1285152306
  37. Shamyra HammCase Manager/Care Coordinator1972430239
  38. Andrew Hammac, AGPCNPAdult Health Nurse Practitioner1750761953
  39. Ashley Hammac, CPNPPediatric Nurse Practitioner1891128252
  40. Eman Hammad, PHARMDPharmacist1306185350
  41. Alicia HammanPediatric Occupational Therapist1942729256
  42. Matthew Hammar, D.O.Pulmonary Disease Physician1174790612
  43. Kayla Hammel, LISWClinical Social Worker1043802218
  44. Barry Hammer, PA-CPhysician Assistant1962660712
  45. Jordan HammerCommunity Health Worker1568171429
  46. Kari Hammer-Phillips, ATAthletic Trainer1306226725
  47. Carrie HammersleyCase Manager/Care Coordinator1043065147
  48. Kimberly Hammersmith, DDS, MPH, MSPediatric Dentistry1922266006
  49. Reagon HammockCase Manager/Care Coordinator1407310303
  50. Amanda HammondAcute Care Nurse Practitioner1316502255

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.