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 100 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. Erin Calhoun, MACPC LPCProfessional Counselor1316149081
  2. Gretchen Calhoun, CNPAdult Health Nurse Practitioner1689714586
  3. Joycelyn Calhoun, LSWSocial Worker1154669281
  4. Karen Calhoun, MDOtolaryngology Physician1083668610
  5. Nicole Calhoun, M.A., PCCProfessional Counselor1023255692
  6. Rebecca CalhounCommunity Health Worker1639573090
  7. Tessa Calhoun, CDCAAddiction (Substance Use Disorder) Counselor1225763089
  8. Ciera Calhoun-RobinsonCase Manager/Care Coordinator1649057597
  9. Michael Caligiuri, M.D.Hematology (Internal Medicine) Physician1669488565
  10. Jazmin CalimanCommunity Health Worker1801251079
  11. Tateyana CalimanBehavior Technician1912489881
  12. Theresa Calimlim, M.D.Physical Medicine & Rehabilitation Physician1912113770
  13. Alicia CalkinsLicensed Practical Nurse1477297414
  14. Erin Calkins, MDStudent in an Organized Health Care Education/Training Program1821849704
  15. Deidra Call, CRNACertified Registered Nurse Anesthetist1073304457
  16. Daniel CallaghanAddiction (Substance Use Disorder) Counselor1669242772
  17. Rhonda Callaghan, STNAContractor1023320991
  18. Sarah Callaham, MDPediatrics Physician1275273500
  19. Bethany Callahan, PA-CPhysician Assistant1598478950
  20. Julie CallahanPeer Specialist1700594132
  21. Kelly Callahan, LISWSocial Worker1417990656
  22. Lucy Callahan-Au, LPCCProfessional Counselor1639738966
  23. Jon Calland, MDAnesthesiology Physician1245219781
  24. Sarah Callander, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1639060072
  25. James CallasBehavior Technician1851049373
  26. Sarah Callaway, LPCCProfessional Counselor1639689110
  27. Claudio Andres Callejas Canepa, MDOtolaryngology Physician1144901901
  28. Nathan CallenderStudent in an Organized Health Care Education/Training Program1619626025
  29. Patrick Callender, DOInternal Medicine Physician1922006675
  30. Ashley CallicottPhysical Therapist1275934358
  31. Dennis Callihan, R.PH.Pharmacist1184709024
  32. Laura Callihan, LISW-SClinical Social Worker1659728095
  33. Alexandria CallowayCase Manager/Care Coordinator1669186672
  34. Cimone Calloway, MSW, LSWSocial Worker1225738974
  35. Jason Calloway, RPSG, RST, CCSHHealth Educator1740784412
  36. Jon CallowayAddiction (Substance Use Disorder) Counselor1629886437
  37. Rachel CallowayCommunity Health Worker1861132110
  38. Dennis Calnon, M.D.Cardiovascular Disease Physician1295730646
  39. Corinne Calo, D.O.Gynecologic Oncology Physician1619361896
  40. Mackenzie CalvertOccupational Therapist1912781592
  41. Jennifer Calvin, PTAPhysical Therapy Assistant1730396672
  42. Nicholas Calvin, PA-CPhysician Assistant1679025373
  43. Marisa CalvioMental Health Counselor1588269716
  44. Kristin Calvitti, MS RN ACNS-BC CMSRNAdult Health Clinical Nurse Specialist1376811877
  45. Kristin CamacCase Manager/Care Coordinator1902317704
  46. Luz CamachoSocial Worker1811611957
  47. Alvaro Camacho Ortega, MDAnesthesiology Physician1013479021
  48. Raquwan CamaraCase Manager/Care Coordinator1073323838
  49. Ta'Sha Camara, MSWCase Manager/Care Coordinator1972313732
  50. Rebekah Camarata, CPNP-ACPediatric Nurse Practitioner1477142990

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.