NPPES file of Aug 9, 2026

Doctors and health care providers in Columbia, SC

11,200 individual NPPES records list a practice address in Columbia, 1st of 200 South Carolina cities. The largest group is behavior technician: 1,090, 10% of the city's records, against 4% across South Carolina. Page 209 of 224.

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

The 8 largest groups in Columbia

Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.

Columbia in South Carolina

  • Rank in South Carolina1st of 200 cities by records
  • Share of the state13% of South Carolina's records
  • Specialties present25 or more taxonomy codes
  • Top three groups20.9% of all records
  • Behavior Technician rank1st of the 10 South Carolina cities with the most

Compared with South Carolina as a whole, Columbia has 2.4× the state's share of behavior technician records and 0.57× its share of speech-language pathologist records.

Providers in Columbia, alphabetically

  1. Christina Walker, M.D.Sports Medicine (Family Medicine) Physician1841408747
  2. David Walker, DMDDentist1386402907
  3. Dudley Walker, DMDGeneral Practice Dentistry1043301351
  4. Grace WalkerBehavior Technician1033906078
  5. Janiaah WalkerBehavior Technician1134042781
  6. Lee Walker, DMDDentist1780721266
  7. Leo Walker, M.D.Endocrinology, Diabetes & Metabolism Physician1558575043
  8. Lisa Walker, RPHGeriatric Pharmacist1538231980
  9. Margaret WalkerGenetic Counselor (M.S.)1043629199
  10. Pamela Walker, BSWAddiction (Substance Use Disorder) Counselor1164045860
  11. Rebecca Walker, RNInfection Control Registered Nurse1467197004
  12. Tamara Walker, BSWStudent in an Organized Health Care Education/Training Program1871841148
  13. Tiera WalkerNurse's Aide1447082938
  14. Tyler WalkerSports Medicine (Physical Medicine & Rehabilitation) Physician1730887522
  15. William Walkup, MDPsychiatry Physician1386619948
  16. Andrew Wall, PHARMDPharmacist1932571148
  17. Mackin Wall, LMSWClinical Social Worker1144083023
  18. Caleb Wallace, PHARM.D.Pharmacist1295283364
  19. Emily Wallace, CRNACertified Registered Nurse Anesthetist1699117119
  20. Kirsten WallaceBehavior Analyst1376138123
  21. Latonia Wallace, CNANurse's Aide1235581844
  22. Ruth Wallace, RN, NC-BCHealth & Wellness Coach1881552537
  23. Sallie Wallace, ATCAthletic Trainer1386601516
  24. Mohammed Wallam, MDHematology & Oncology Physician1669588117
  25. Benjamin Waller, LPCCounseling Psychologist1740162940
  26. Edward Waller, PH.D.Clinical Psychologist1497805311
  27. Elizabeth Waller, MDPediatrics Physician1740543537
  28. Chadwick WallsInternal Medicine Physician1811561269
  29. Karen Walpole, M.D.Adult Medicine Physician1902819345
  30. Cassandra Walsh, APRNFamily Nurse Practitioner1093271165
  31. Eileen Walsh, M.D.Pediatrics Physician1740249994
  32. Elizabeth WalshClinical Social Worker1114739018
  33. Eugenia Walsh, MDFamily Medicine Physician1730481144
  34. Gary Walsh, D.M.DGeneral Practice Dentistry1053536599
  35. John Walsh, MDOrthopaedic Hand Surgery Physician1427012491
  36. Arthur Walter, M.D.Vascular & Interventional Radiology Physician1295104073
  37. Elisabeth WalterFamily Nurse Practitioner1265039317
  38. Paula Walter, LISW-CPSocial Worker1538424213
  39. Amanda WaltersBehavior Analyst1700708179
  40. Devi Walters, MDPediatrics Physician1659891083
  41. Judith WaltersPhysical Medicine & Rehabilitation Physician1427145093
  42. Kiaya Walters, LPCMental Health Counselor1689224800
  43. Shelly WaltersStudent in an Organized Health Care Education/Training Program1932052107
  44. John Walthall, C.R.N.A.Certified Registered Nurse Anesthetist1154321743
  45. Cheryl Walton, PHARMDPharmacist1790083582
  46. Krystal Walton, PHARM.D.Pharmacist1548661663
  47. Brianna WaltzCounselor1750240875
  48. Charles Walvoord, MDOphthalmology Physician1578551545
  49. Lois Wandersman, PH.D.Clinical Psychologist1033167713
  50. Siyi WangDental Hygienist1750923140

The largest South Carolina cities

  1. Charleston10,840
  2. Greenville10,264
  3. Spartanburg3,328
  4. Florence2,634
  5. Myrtle Beach2,599

All of South Carolina →

How to read this directory

Columbia, South Carolina appears in the CMS National Plan and Provider Enumeration System with 11,200 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 Behavior Technician (1,090 clinicians, followed by Family Nurse Practitioner with 662 and Pharmacist with 586). 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 South Carolina's population, Columbia reports roughly 208.4 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, SC?

There are 11,200 registered healthcare providers in Columbia, SC, 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 Behavior Technician, Family Nurse Practitioner, Pharmacist, Mental Health Counselor, Professional Counselor. Behavior Technician has the most providers with 1,090.

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.