NPPES file of Aug 9, 2026

Doctors and health care providers in Columbia, MD

6,690 individual NPPES records list a practice address in Columbia, 4th of 284 Maryland cities. The largest group is behavior technician: 2,034, 30% of the city's records, against 16% across Maryland. Page 93 of 134.

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 Maryland

  • Rank in Maryland4th of 284 cities by records
  • Share of the state4.2% of Maryland's records
  • Specialties present25 or more taxonomy codes
  • Top three groups47.3% of all records
  • Behavior Technician rank3rd of the 10 Maryland cities with the most

Compared with Maryland as a whole, Columbia has 7.6× the state's share of registered nurse records and 0.47× its share of occupational therapist records.

Providers in Columbia, alphabetically

  1. Jasmine ParkerBehavior Technician1053181651
  2. Lisa ParkerRegistered Nurse1285020388
  3. Margaret ParkerBehavior Technician1407526734
  4. Ometriss ParkerRegistered Nurse1194195982
  5. Sharon ParkerBehavior Technician1710647185
  6. Traci ParkerSpeech-Language Pathologist1316619380
  7. Vivica ParkerBehavior Technician1114688504
  8. Jason ParksBehavior Technician1831635952
  9. Melody Parks, REGISTERED NURSERegistered Nurse1760974398
  10. Jacqueline Parler, RNRegistered Nurse1750053674
  11. Penni Parler, M.S., C.R.N.P.Pediatric Nurse Practitioner1295747970
  12. Jasmine Parlett, LCSW-CClinical Social Worker1770020158
  13. Patricia Parnell, RNRegistered Nurse1306272877
  14. William Parnes, MDSpecialist1548238264
  15. Jorge Parra, C-SASurgical Physician Assistant1780814251
  16. Madison ParraBehavior Technician1942002795
  17. Joel Parran, D.D.S.General Practice Dentistry1992728166
  18. Dina Parrish, R.N.Registered Nurse1679933949
  19. Troy Parrish, MAProfessional Counselor1801902945
  20. Debra Parson, PT, DPTPhysical Therapist1144920141
  21. Arti Parwani, M.D.Clinical Neurophysiology Physician1699705996
  22. Amy Paschane, PH.D.Psychologist1770545303
  23. Agnieszka PasciakTechnician1356978605
  24. Melissa Pasko, RNRegistered Nurse1144615873
  25. Monica Passi, M.D.Gastroenterology Physician1568859031
  26. Josef Passley, LCPCMental Health Counselor1144231424
  27. Robert PassmanPsychologist1184386476
  28. Diana Passwaters, CRNPFamily Nurse Practitioner1770631996
  29. Michelle Pasternack, CCSW CPsychiatry Physician1649217993
  30. Aaliyna PatelBehavior Technician1003601576
  31. Alkesh Patel, M.D.Family Medicine Physician1679505549
  32. Ami Patel, PHARM.D.Pharmacist1093993271
  33. Bhargav PatelPhysical Therapist1831502285
  34. Chandni Patel, PA-CPhysician Assistant1639997729
  35. Dhara PatelBehavior Technician1730671256
  36. Dhara Patel, PSYDClinical Psychologist1679339824
  37. Dhruv PatelPsychiatric/Mental Health Nurse Practitioner1578327409
  38. Diana PatelBehavior Technician1801623012
  39. Dipal Patel, PA-CPhysician Assistant1073155586
  40. Jalpa Patel, DPTPhysical Therapist1114299641
  41. Krishna PatelBehavior Technician1225920036
  42. Mayuri Patel, M.D.Emergency Medicine Physician1083057715
  43. Monica Patel, MD, MBAGastroenterology Physician1871112706
  44. Neha Patel, PSYDPsychologist1952762635
  45. Neil Patel, PHARMDPharmacist1366097123
  46. Priyal Patel, DDSGeneral Practice Dentistry1356037857
  47. Rutvi Patel, CRNP-PMHPsychiatric/Mental Health Nurse Practitioner1669264040
  48. Shachi Patel, PHARM. DPharmacist1205158672
  49. Shasta Patel, CRNPFamily Nurse Practitioner1306407200
  50. Sheetal Patel, PTPhysical Therapist1053508598

The largest Maryland cities

  1. Baltimore35,183
  2. Rockville14,353
  3. Bethesda7,245
  4. Silver Spring6,531
  5. Frederick3,981

All of Maryland →

How to read this directory

Columbia, Maryland appears in the CMS National Plan and Provider Enumeration System with 6,690 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 (2,034 clinicians, followed by Registered Nurse with 783 and Clinical Social Worker with 346). 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 Maryland's population, Columbia reports roughly 108.2 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.

Of Maryland's most common specialties, Home Health Aide is the most prominent one with no provider currently listing a Columbia practice address, a coverage gap Columbia patients typically fill by traveling to a larger nearby hub.

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, MD?

There are 6,690 registered healthcare providers in Columbia, MD, 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, Registered Nurse, Clinical Social Worker, Behavior Analyst, Physical Therapist. Behavior Technician has the most providers with 2,034.

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.