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 109 of 730.
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
- Suzanne Casa, CNMAdvanced Practice Midwife1902845142
- Paul Casamassimo, DDSPediatric Dentistry1972511541
- Fabiola Casanova Cardona, DMDGeneral Practice Dentistry1780245290
- Duane Casares, CEOClinical Social Worker1780113308
- Christian CasasCommunity Health Worker1700516507
- Kaitlin Casassa, LSWSocial Worker1639622731
- Marcel Casavant, MDMedical Toxicology (Emergency Medicine) Physician1992704019
- Krista CaseSocial Worker1619481009
- Nick CaseGenetic Counselor (M.S.)1992155402
- Victoria Casenhiser, RDRegistered Dietitian1689414419
- Amanda CasertaPeer Specialist1285429191
- Anthony Casey, MDFamily Medicine Physician1538377197
- Jennifer Casey, M.D.Family Medicine Physician1417040155
- Jennifer Casey, RNRegistered Nurse1821663014
- John Casey, D.O., M.A.Emergency Medicine Physician1831363829
- Joyce Casey, CNPAdult Health Nurse Practitioner1215022835
- Jynel Casey, PHARMDPharmacist1194264366
- Mairghread Casey, MDOphthalmology Physician1326542481
- Mary Casey, LSWMental Health Counselor1396092540
- Meghan CaseyClinical Social Worker1134628266
- Rene CaseyCommunity Health Worker1124728282
- Sarah CaseyStudent in an Organized Health Care Education/Training Program1831954734
- Stephanie CaseyNeonatal Nurse Practitioner1013602515
- Shelby Cash, MDStudent in an Organized Health Care Education/Training Program1467253328
- Rodney Cashaw-DavisPeer Specialist1164984191
- Toni CashettaCase Manager/Care Coordinator1376326652
- Catherine Cashy, DOInternal Medicine Physician1073075628
- Traci CaskeyCase Manager/Care Coordinator1376128751
- Rashaniqua CasonAddiction (Substance Use Disorder) Registered Nurse1588489082
- Kristin Casper, PHARM.D.Pharmacotherapy Pharmacist1265438584
- Jennifer Cass, PH.DClinical Neuropsychologist1558383638
- Cybil Cassady, MDOphthalmology Physician1073513016
- James Cassady, MDGeriatric Medicine (Family Medicine) Physician1033195698
- Kevin Cassady, M.D.Pediatric Infectious Diseases Physician1487690269
- Vallie CassettePsychiatric/Mental Health Registered Nurse1215570130
- Joelle CassettoSocial Worker1669182036
- Christine Cassidy, MDInternal Medicine Physician1265014914
- Jennifer CassidyFamily Nurse Practitioner1184574295
- Steven Cassidy, MDPediatric Cardiology Physician1336149392
- Kaylee CastCase Manager/Care Coordinator1225663966
- Daniela Castaneda, PHARM.DPharmacotherapy Pharmacist1164414405
- Joaquin Castaneda, MDOrthopaedic Surgery Physician1801932447
- Milagro Castaneda-Vidaurre, MDPediatrics Physician1861673568
- Jessica CastelAddiction (Substance Use Disorder) Counselor1275297806
- Henry Castellani, MDStudent in an Organized Health Care Education/Training Program1528763919
- David Castellano, MDOphthalmology Physician1639112691
- Stephanie Castellanos, NPFamily Nurse Practitioner1164074746
- Leah CastelnovoPharmacist1184509929
- John CastetterStudent in an Organized Health Care Education/Training Program1962056028
- Robert Castile, MDPediatric Pulmonology Physician1093715138
The largest Ohio cities
- Cincinnati31,362
- Cleveland30,748
- Toledo13,583
- Dayton12,431
- Akron10,950
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.