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 165 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. Philip Diaz, MDCritical Care Medicine (Internal Medicine) Physician1114930476
  2. Margarita Diaz Brieva, CPNPPediatric Nurse Practitioner1912335720
  3. Alejandro Diaz DiazPediatric Infectious Diseases Physician1861933673
  4. Dayssy Diaz Pardo, M.D.Radiation Oncology Physician1962722207
  5. Alma Diaz-CruzCase Manager/Care Coordinator1326629940
  6. Adriana Diaz-RossMidwife1134076227
  7. Alonso Diaz-SouthardCase Manager/Care Coordinator1790652329
  8. Kaitlin Dibartola, MDStudent in an Organized Health Care Education/Training Program1619402534
  9. Michael Dibartola, M.D.Pediatrics Physician1982947925
  10. Ilaria Dibernardo-Phillips, CTProfessional Counselor1316420516
  11. Theresa Dible, APRN-CNP, M.S.Nurse Practitioner1407163629
  12. Khaled Dibs, MDRadiation Oncology Physician1053876656
  13. Salvatore DicarloPediatric Adolescent Medicine Physician1356388508
  14. Michael Dicesare, PHARMDCritical Care Pharmacist1194643619
  15. Alexandra Dick, MDPediatrics Physician1992446413
  16. Caylie Dick, CNPAcute Care Nurse Practitioner1770368904
  17. Christopher DickBehavior Technician1669354569
  18. Matthew DickPsychiatric Pharmacist1982202289
  19. Morgan DickClinical Social Worker1275262982
  20. Steven Dick, MDPediatrics Physician1063108017
  21. Rachel DickeSocial Worker1891446696
  22. Emmalee DickenPhysician Assistant1164301388
  23. Amy Dickerson, CDMSCase Manager/Care Coordinator1376309815
  24. Emily Dickerson, OTR/L, MOTOccupational Therapist1568603496
  25. Erica DickersonHomemaker1912618885
  26. Jennifer Dickerson, PA-CPhysician Assistant1528593233
  27. John Dickerson, DDSGeneral Practice Dentistry1023360617
  28. Lauren Dickerson, CNPAcute Care Nurse Practitioner1073185054
  29. Lynne Dickerson, LISWSocial Worker1790853463
  30. Marvin DickersonHomemaker1871195982
  31. Rashawn Dickerson, LCDC-IIAddiction (Substance Use Disorder) Counselor1811449655
  32. Terri Dickerson, CNPFamily Nurse Practitioner1528130838
  33. Adea Dickerson-RayCase Manager/Care Coordinator1801563275
  34. Amanda DickeyMedical Physician Assistant1295381069
  35. Laura Dickey, LPCC-SProfessional Counselor1437544459
  36. Trisha Dickey, M.D.Neurocritical Care Physician1194143495
  37. Alex Dickinson, MDObstetrics & Gynecology Physician1952721821
  38. Sara Dickinson, DOStudent in an Organized Health Care Education/Training Program1558165720
  39. Theresa Dickinson, LPNLicensed Practical Nurse1659935492
  40. Zakeysha DickinsonLicensed Practical Nurse1053891077
  41. Alicyn Dickman, RDRegistered Dietitian1467250340
  42. Andrea Dickson, LISWClinical Social Worker1851739809
  43. Barbara Dickson, CNPAcute Care Nurse Practitioner1851536924
  44. Daron DicksonBehavior Technician1205446192
  45. David Dickson, O.D.Optometrist1568443026
  46. Hai Yen Dickson, LMT, NMTMassage Therapist1447704960
  47. Jordan DicksonPhysician Assistant1578421301
  48. Katie DicostanzoCase Manager/Care Coordinator1528891611
  49. Haley Dicus, MSW, LSWSocial Worker1053907667
  50. Courtney Didonato, DOStudent in an Organized Health Care Education/Training Program1477491918

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.