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 368 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. Ryan LahtiClinical Social Worker1124596655
  2. David Lahue, M.D.Internal Medicine Physician1861476327
  3. Diane Lahue, OD, MSLow Vision Rehabilitation Optometrist1952523730
  4. Jaime LaiPsychologist1912494204
  5. Nicky Lai, O.D.Optometrist1982687786
  6. Yi-Cheng LaiDentist1487382644
  7. Howard Laile, DDSGeneral Practice Dentistry1801846183
  8. Jaclyn Laine, D.O.Clinical Neurophysiology Physician1316146988
  9. Mary Laingen, ATCAthletic Trainer1912182015
  10. Keionnah LairHome Health Aide1063149821
  11. Jenna LairdSpeech-Language Pathologist1932634458
  12. Christine Lake, LPNLicensed Practical Nurse1679855480
  13. Heather Lake, DORheumatology Physician1295857043
  14. Justin LakeCase Manager/Care Coordinator1235099367
  15. Scott Lake, CNPNurse Practitioner1487000386
  16. Jessica Lakhani, APRN-CNPAcute Care Nurse Practitioner1679951503
  17. Sushil Lakhani, M.D.Vascular Neurology Physician1033422324
  18. Sanskruti LakheBehavior Technician1942172101
  19. Rani Lakhi, M.D.Internal Medicine Physician1174599187
  20. Dorothy Lakis, MDEmergency Medicine Physician1871152611
  21. Seema Lale, M.D.Anatomic Pathology & Clinical Pathology Physician1811094287
  22. Daniel LallyLicensed Practical Nurse1518179555
  23. Victoria Lally, LPNLicensed Practical Nurse1174735112
  24. Holly Lalonde, MSW, LISWClinical Social Worker1629298302
  25. Leah Lalonde, PH.DClinical Child & Adolescent Psychologist1588243125
  26. Carmen Lam, DOStudent in an Organized Health Care Education/Training Program1477904837
  27. Jonathan Lam, RPHPharmacist1447665294
  28. Mindy Lam, PHARMDPharmacist1881070225
  29. Yuen Lam, O.D.Optometrist1790916211
  30. Sam LamagnaPediatrics Physician1649113176
  31. Patricia Lamantia, R.D., L.D.Registered Dietitian1487925285
  32. Brice LamarSocial Worker1669179677
  33. Diquon Lamar-TaylorCase Manager/Care Coordinator1710458252
  34. Ambrosia Lamarr, QMHSCase Manager/Care Coordinator1144707589
  35. Ashley LamarrCase Manager/Care Coordinator1629929104
  36. Kaden LamarrCase Manager/Care Coordinator1073189080
  37. Sasha LamarrCase Manager/Care Coordinator1558161158
  38. Shawn LamarrHomemaker1376387902
  39. Jules LamarreNurse's Aide1366784977
  40. Yola LamarreCase Manager/Care Coordinator1013694355
  41. Andrea Lamb, PA-CPhysician Assistant1619658283
  42. Claire LambOccupational Therapist1780340307
  43. Crystal LambAddiction (Substance Use Disorder) Counselor1114483203
  44. Devon Lamb, MS CGCGenetic Counselor (M.S.)1962427278
  45. Helen Lamb, RN.CARNAddiction (Substance Use Disorder) Registered Nurse1225481823
  46. James Lamb, MDInternal Medicine Physician1821053448
  47. Jon LambPersonal Care Attendant1962359851
  48. Justin Lamb, PTAPhysical Therapy Assistant1407459795
  49. Laura Lamb, RPHPharmacist1770187601
  50. Margaret Lamb, M.D.Pediatric Hematology & Oncology Physician1336481787

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.