NPPES file of Aug 9, 2026

Doctors and health care providers in Columbia, MO

6,004 individual NPPES records list a practice address in Columbia, 4th of 317 Missouri cities. The largest group is clinical social worker: 311, 5% of the city's records, against 5% across Missouri. Page 81 of 121.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Columbia in Missouri

  • Rank in Missouri4th of 317 cities by records
  • Share of the state5.4% of Missouri's records
  • Specialties present25 or more taxonomy codes
  • Top three groups13% of all records
  • Clinical Social Worker rank4th of the 10 Missouri cities with the most

Compared with Missouri as a whole, Columbia has 2.5× the state's share of psychiatry physician records and 0.48× its share of occupational therapist records.

Providers in Columbia, alphabetically

  1. Elsa Oestreich, OTOccupational Therapist1386344547
  2. Kelly OffMental Health Counselor1982525465
  3. Kenneth Ogawa, D.M.D. , M.D.Family Medicine Physician1447325980
  4. Ikenna Ogbonna, MDNephrology Physician1679495428
  5. Andrew OgdenStudent in an Organized Health Care Education/Training Program1649106527
  6. George Ogden, D.D.S.General Practice Dentistry1295894772
  7. Jamie Ogden, MDFamily Medicine Physician1982707865
  8. Jason Ogden, MDHospitalist Physician1063523660
  9. Mary Ogden, MSWSocial Worker1396060968
  10. Teresa Oglesby, CRNACertified Registered Nurse Anesthetist1740353697
  11. Shawn OhlmsProfessional Counselor1619834777
  12. Kyle Ohman, MDEmergency Medicine Physician1356072037
  13. Madelynne OhmesSpeech-Language Pathologist1427928936
  14. Lauren Okamoto, MDPlastic Surgery Physician1013691542
  15. Raymond Okeke, MDSurgery Physician1770044539
  16. Augustine Okoli, LMSWSocial Worker1003671744
  17. Eric Olausson, MDStudent in an Organized Health Care Education/Training Program1659050532
  18. Mark Oleson, LMFTMarriage & Family Therapist1801045521
  19. Diana Olive, CRNACertified Registered Nurse Anesthetist1285098343
  20. Kimberlee Oliver, MSW, LCSWProfessional Counselor1295735207
  21. Shawn Oliver, CCC-SLPSpeech-Language Pathologist1427194141
  22. Todd Oliver, MDOrthopaedic Trauma Physician1942262233
  23. Randall Olsen, MDDiagnostic Radiology Physician1700875788
  24. Ashlee Olson, DDSGeneral Practice Dentistry1538053319
  25. Landon Olson, DOPediatrics Physician1700456811
  26. Rachel Olson, PHDDoula1851896757
  27. Mohamed Omar, MDInternal Medicine Physician1841120664
  28. Areen Omary, PH.D., LMSWSocial Worker1891294591
  29. Adrian OneillClinical Social Worker1114670841
  30. Hiroyuki Ono, D.O., PHARM.D., BCGPStudent in an Organized Health Care Education/Training Program1922676816
  31. John Onofrio, MDInternal Medicine Physician1033161534
  32. Kathy Onwezen, ANPPrimary Care Nurse Practitioner1477901452
  33. Alvin Onyewuenyi, MDStudent in an Organized Health Care Education/Training Program1679458244
  34. Brian OpenlanderEmergency Medicine Physician1104487495
  35. Stephen Oppenheim, MDAnesthesiology Physician1861483976
  36. Suzanne Opperman, CNSMedical-Surgical Clinical Nurse Specialist1770543597
  37. Michael OrdwayCounselor1962119545
  38. Phineas Oren, MDPediatric Critical Care Medicine Physician1952451999
  39. Carley Oringderff, PA-CPhysician Assistant1528723285
  40. Daniel Orme, PHDPsychologist1720031149
  41. Elizabeth OrnsClinical Social Worker1881706356
  42. Kimberly Oroke, M.S.W.Clinical Social Worker1457715906
  43. Amber Oros, D.O., M.S.Emergency Medicine Physician1093079691
  44. Paola Orozco, MDInternal Medicine Physician1851136527
  45. Anna Orr, MDOtolaryngology Physician1720772452
  46. Katelyn Orr, MA, PLPCProfessional Counselor1376425090
  47. Jennifer Orscheln, MED, RRT-ACCS, CPFTRegistered Respiratory Therapist1134997992
  48. Thomas Ortbals, CRNACertified Registered Nurse Anesthetist1518260686
  49. Madison Ortega, MDPediatrics Physician1003705880
  50. Madeline Ortego, LMSWSocial Worker1770125478

The largest Missouri cities

  1. Saint Louis27,605
  2. Kansas City13,759
  3. Springfield6,403
  4. Joplin2,443
  5. Chesterfield2,132

All of Missouri →

How to read this directory

Columbia, Missouri appears in the CMS National Plan and Provider Enumeration System with 6,004 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 Columbia - 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 Columbia 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 Columbia is weighted toward Clinical Social Worker (311 clinicians, followed by Professional Counselor with 246 and Pharmacist with 222). 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 Missouri's population, Columbia reports roughly 96.9 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 Columbia 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 Columbia, MO?

There are 6,004 registered healthcare providers in Columbia, MO, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Columbia?

The most common specialties in Columbia are Clinical Social Worker, Professional Counselor, Pharmacist, Family Nurse Practitioner, Internal Medicine Physician. Clinical Social Worker has the most providers with 311.

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.