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 164 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. Courtney Dexter, CDCAAddiction (Substance Use Disorder) Counselor1043039183
  2. Caree Dey, RNRegistered Nurse1497499578
  3. Neilmoni DeyBehavior Technician1659206464
  4. Nilanjana Dey, CNPPsychiatric/Mental Health Nurse Practitioner1639457104
  5. Soumi Dey, CNPPsychiatric/Mental Health Nurse Practitioner1750994125
  6. Grace Deyo, CPNP-PC, PHDPediatric Nurse Practitioner1215121041
  7. Aastha DhakalGeneral Practice Physician1386349942
  8. Indra DhakalLicensed Practical Nurse1346909801
  9. Praveen DhakalCase Manager/Care Coordinator1477055341
  10. Joravar DhaliwalNeurological Surgery Physician1649764671
  11. Ravi Dhawale, MDEndocrinology, Diabetes & Metabolism Physician1023051299
  12. Jasmin Dhillon, PSYDClinical Child & Adolescent Psychologist1841181013
  13. Namrata Dhillon, MDRheumatology Physician1689988099
  14. Rupa DhimalCase Manager/Care Coordinator1992418453
  15. Alisha Dhingra, CF-SLPSpeech-Language Pathologist1245810258
  16. Pallavi Dhingra, DDSGeneral Practice Dentistry1992138192
  17. Chandani DholaniyaCase Manager/Care Coordinator1740166339
  18. Geeta DhungelCase Manager/Care Coordinator1235736372
  19. Jordann Dhuse, MDStudent in an Organized Health Care Education/Training Program1164043238
  20. Carlo Di Lorenzo, MDPediatric Gastroenterology Physician1598766156
  21. Yara Diab, M.D.Emergency Medicine Physician1790172591
  22. Erin DiaczunPhysical Therapist1790268076
  23. Aicha DialloCase Manager/Care Coordinator1578400149
  24. Aida Diallo, LISWClinical Social Worker1619533205
  25. Aissata Diallo, RN, CPNP-PCPediatric Nurse Practitioner1336993351
  26. Aissatou DialloCase Manager/Care Coordinator1306782271
  27. Fatimata DialloBehavior Technician1528882792
  28. Idrissa DialloCase Manager/Care Coordinator1831029156
  29. Mahmoud DialloCase Manager/Care Coordinator1568392884
  30. Mariama DialloCase Manager/Care Coordinator1801761234
  31. Mariame Diallo, RNRegistered Nurse1427349844
  32. Oumou DialloHome Health Aide1609741917
  33. Oumoul DialloHome Health Aide1568158350
  34. Matthew Diamond, PCCProfessional Counselor1497761472
  35. Alicia Diantonio, PHARMDPharmacist1578088233
  36. Yilin DiaoStudent in an Organized Health Care Education/Training Program1881165389
  37. Ahja DiasCase Manager/Care Coordinator1033068721
  38. Virginia Diavolitsis, MDRadiation Oncology Physician1275799181
  39. Tina DiawNurse's Aide1235546326
  40. Cheick DiawaraCase Manager/Care Coordinator1235005232
  41. Sidi DiawaraCase Manager/Care Coordinator1407645906
  42. Alejandra Diaz, MDPediatrics Physician1437901303
  43. Amanda DiazCase Manager/Care Coordinator1275328882
  44. Daniel Diaz, MDHospitalist Physician1851681332
  45. David DiazEmergency Medicine Physician1871156919
  46. Donna Diaz, M.D.Obstetrics & Gynecology Physician1316033582
  47. James Diaz, CRNACertified Registered Nurse Anesthetist1700248010
  48. Jasmin DiazSocial Worker1912760836
  49. Manuel Diaz, M.D.Internal Medicine Physician1023384336
  50. Melinda Diaz, M.ED, MSNAdministrator Registered Nurse1144166703

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.