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 168 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. Crestina Dinucci, LSWSocial Worker1639619877
  2. Dante DinucciCase Manager/Care Coordinator1396246237
  3. Elizabeth Dion, OTD, OTR/LOccupational Therapist1346819133
  4. Joanna Dion, M.D.Anesthesiology Physician1104267582
  5. Rebecca Dionisio, DOHospice and Palliative Medicine (Emergency Medicine) Physician1396911418
  6. Ahmed DiopCase Manager/Care Coordinator1144095878
  7. Babacar DiopFamily Psychologist1366280067
  8. Ibrahima DiopHome Health Aide1386457661
  9. Salematou DiopCase Manager/Care Coordinator1144042276
  10. Douglas Diorio, M.D.Sports Medicine (Family Medicine) Physician1699751859
  11. Mary Diorio, MD, MPHPublic Health & General Preventive Medicine Physician1326709072
  12. Heather DioubateHomemaker1093310468
  13. Thiaba DioufCase Manager/Care Coordinator1427735711
  14. Rachel Dipadova, WHNP-BCWomen's Health Nurse Practitioner1639805377
  15. Anna Dipangrazio, BSSW, LSWClinical Social Worker1730783770
  16. Danielle Diperna, APRN.CNPNurse Practitioner1164088209
  17. John Dipietra, MDInternal Medicine Physician1295770469
  18. Ava Dirienzo, APRN-CRNACertified Registered Nurse Anesthetist1811412984
  19. Sara DiriyeCase Manager/Care Coordinator1225959984
  20. Eric Dirks, D.O.General Practice Physician1053693630
  21. Kristen Dirks-Finley, NPNurse Practitioner1609547488
  22. Whitnie DirnbergSocial Worker1386400455
  23. Jennifer Dirr, LISWClinical Social Worker1245854223
  24. Raya DirrigSocial Worker1467220087
  25. Coady Dirutigliano, PA-CPhysician Assistant1659810968
  26. Kelsey Dirutigliano, PAMedical Physician Assistant1215474853
  27. Diana DisabatoPhysician Assistant1952298614
  28. Daniel Disalvo, CNPPsychiatric/Mental Health Nurse Practitioner1255520441
  29. Mia DisantoOncology Registered Nurse1760331342
  30. Taylor Dishman, BCBA, COBABehavior Analyst1942951678
  31. Jane Dishon-Ritzert, APRN-CNPAcute Care Nurse Practitioner1679680789
  32. Anna DishongStudent in an Organized Health Care Education/Training Program1831336569
  33. Brian Dishong, M.D.Anesthesiology Physician1194037440
  34. Kelly DishongBehavior Analyst1568019933
  35. Meghan Dishong, M.D.Pediatrics Physician1447578653
  36. Claire Disilvio, PTPhysical Therapist1053745901
  37. Michelle Dismore, MSW, LISWClinical Social Worker1275992737
  38. Andrea DismukeAddiction (Substance Use Disorder) Counselor1790275147
  39. Nazaria DismukeAddiction (Substance Use Disorder) Counselor1386484954
  40. Stephanie DispignoAudiologist1295387082
  41. Daniel Distefano, PHARMD, MBAPharmacist1861863383
  42. Emma Ditchendorf, LISW-SClinical Social Worker1881205664
  43. Jon Ditmars, LPNLicensed Vocational Nurse1467644088
  44. Manasa DittakaviStudent in an Organized Health Care Education/Training Program1548109846
  45. Makyah DittoeCertified Registered Nurse Anesthetist1114718285
  46. Leo Ditzel Filho, M.D.Neurological Surgery Physician1063852853
  47. Connor Divens, DOStudent in an Organized Health Care Education/Training Program1134989171
  48. Brendan DivisAnesthesiology Physician1104206564
  49. Alexandra DixonAddiction (Substance Use Disorder) Counselor1174105456
  50. Beverly DixonAddiction (Substance Use Disorder) Counselor1447944293

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.