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 167 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. Isha DillardCase Manager/Care Coordinator1154834430
  2. Jennifer Dillard, CRNACertified Registered Nurse Anesthetist1205210705
  3. Kimberley DillardCase Manager/Care Coordinator1770434623
  4. Stacey Diller, CRNACertified Registered Nurse Anesthetist1245481118
  5. Kristine Dilley, RDN. LDRegistered Dietitian1205318540
  6. Robert Dilley, D.D.S.Dentist1093998114
  7. Mary Dillhoff, MDSurgical Oncology Physician1518174739
  8. Dawn Dillinger, DOPediatrics Physician1053375691
  9. James Dillion, PHYSICIAN ASSISTANTPhysician Assistant1619287927
  10. Aaron DillonBehavior Technician1538005095
  11. Cara Dillon, PHD, BCBA/COBAClinical Child & Adolescent Psychologist1972139046
  12. Michael Dillon, D.D.S.General Practice Dentistry1700923497
  13. Rebecca Dillon, NPNeonatal Nurse Practitioner1457528424
  14. Sarah Dillon, AG-ACNPAcute Care Nurse Practitioner1255848784
  15. Shayne Dillon, RPHPharmacist1245516665
  16. Taylor DillonSocial Worker1730689563
  17. Elizabeth DiloretoSpeech-Language Pathologist1275957649
  18. Kacee DilsRegistered Nurse1659209476
  19. Kaitlin DiltsCommunity Health Worker1518724095
  20. Elmer Diltz, DOFamily Medicine Physician1104877042
  21. Garrett Diltz, MDHematology & Oncology Physician1578120176
  22. Palmerico Dimanno, PA-CPhysician Assistant1053129619
  23. Alicia Dimarco, MSW, LSWClinical Social Worker1013252519
  24. Melanie DimarzoSocial Worker1083129530
  25. Kimberly Dimel, RN, BSNSchool Registered Nurse1518890904
  26. Annmarie Dimeo, R.PH.Pharmacist1972791812
  27. Teresa Dimeo, APRN-CNPAdult Health Nurse Practitioner1962460006
  28. Dominick DimiceliBehavior Technician1386474187
  29. Laury Dimichaelangelo, D.D.S.General Practice Dentistry1992898506
  30. Edward Dimichele, RPHPharmacist1548864663
  31. Theodore Dimitrov, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1295663649
  32. Galina Dimitrova, MDAnesthesiology Physician1396700498
  33. Susan Dindal, LISWClinical Social Worker1568512457
  34. Faustina Dindiok, BSN,RNPsychiatric/Mental Health Nurse Practitioner1295298792
  35. Melissa Dine, D.O.General Practice Physician1700084787
  36. Alexa DinelloStudent in an Organized Health Care Education/Training Program1780501080
  37. Erik Ding, M.D.Diagnostic Radiology Physician1063807212
  38. Haiming DingAcupuncturist1831580752
  39. Rosalynne DingessNutrition Education Nutritionist1295522365
  40. Elena Dingle, MD. PHDPediatrics Physician1144743121
  41. Jack Dingle, M.D.Ophthalmology Physician1629169065
  42. Madeline Dingle, CGCGenetic Counselor (M.S.)1427884808
  43. Thomas Dingle, MDOphthalmology Physician1073694915
  44. Kyle DingmanPeer Specialist1205532363
  45. Casey DingwallCase Manager/Care Coordinator1073110359
  46. Brian DinhGastroenterology Physician1427444561
  47. Amy DinkinsAddiction (Substance Use Disorder) Counselor1588243018
  48. Daniel Dinneen, CRNACertified Registered Nurse Anesthetist1598126690
  49. Mary Dinneen, LOMAcupuncturist1356725691
  50. Katherine Dinovo, R.D., L.D.Registered Dietitian1104199488

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.