NPPES file of Aug 9, 2026

Doctors and health care providers in Lancaster, PA

5,378 individual NPPES records list a practice address in Lancaster, 4th of 816 Pennsylvania cities. The largest group is licensed practical nurse: 366, 7% of the city's records, against 2% across Pennsylvania. Page 73 of 108.

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

The 8 largest groups in Lancaster

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

Lancaster in Pennsylvania

  • Rank in Pennsylvania4th of 816 cities by records
  • Share of the state2.1% of Pennsylvania's records
  • Specialties present25 or more taxonomy codes
  • Top three groups15.5% of all records
  • Licensed Practical Nurse rank2nd of the 10 Pennsylvania cities with the most

Compared with Pennsylvania as a whole, Lancaster has 4.5× the state's share of licensed practical nurse records and 0.60× its share of internal medicine physician records.

Providers in Lancaster, alphabetically

  1. Eveleen Oros, PA-CPhysician Assistant1841736659
  2. Daniel OrtizProfessional Counselor1861373094
  3. Danielle Ortiz, LCSWClinical Social Worker1699455477
  4. Nicholas Ortiz, LPCProfessional Counselor1487462446
  5. Otitodilichukwu Osadebe, DOInternal Medicine Physician1063086023
  6. Stephen Osei-MensahElectroneurodiagnostic Specialist/Technologist1336793140
  7. Brett Ostrander, DOPediatrics Physician1649663733
  8. Florence Othieno, M.D.Plastic Surgery within the Head & Neck (Otolaryngology) Physician1538541206
  9. Johann Othmer, M.D.Psychiatry Physician1518050327
  10. Joann Ott-Slenker, RD, LDNRegistered Dietitian1871099390
  11. Laura Otto, PTPhysical Therapist1487618930
  12. Krissy OudinotNurse Practitioner1861466922
  13. Joshua Outlar, BABehavior Analyst1811121718
  14. Justin Overcash, M.D.Diagnostic Radiology Physician1578826269
  15. Christi OwenSocial Worker1225462385
  16. Jaclyn Owens, PA-CPhysician Assistant1205130978
  17. Quintin OwensCounselor1225453533
  18. Larry Oxenberg, ODOptometrist1720061021
  19. Cindy Oxendine, M.P.T., A.T.C.Physical Therapist1245271014
  20. Randall Oyer, M.D.Hematology & Oncology Physician1457357899
  21. Rosanne Oyer, MDObstetrics & Gynecology Physician1972775963
  22. Olusegun Oyewole, M.D; MPHInternal Medicine Physician1609280296
  23. Jessica PacePhysical Therapist1821237165
  24. Lillian Pacheco, M.A. ED.Mental Health Counselor1861708364
  25. Tiffani PackLicensed Practical Nurse1306643739
  26. Stephanie Packard, PA-CPhysician Assistant1619029865
  27. Maria Padilla, PHYSICAL THERAPISTPhysical Therapist1831105519
  28. Wyndi Padilla, LPNLicensed Practical Nurse1588545321
  29. Julie Page, CRNPFamily Nurse Practitioner1194147124
  30. Lee Paglia, MPTPhysical Therapist1518932920
  31. Nicole Painter, CRNACertified Registered Nurse Anesthetist1861973166
  32. Stanley Paist, MDFamily Medicine Physician1912937970
  33. Pierre Palandjian, D.O.Ophthalmology Physician1174513147
  34. Daniel Pallen, M.DOphthalmology Physician1619953650
  35. Thomas Pallmeyer, PH.D.Psychologist1538105341
  36. Catherine Palm, LSWSocial Worker1801468277
  37. Angela Palmer, RN, BSNRegistered Nurse1194291955
  38. Karl PalmerAthletic Trainer1245646710
  39. Stephanie Palmer, AUDOtolaryngology Physician1841251030
  40. Grace PalmisanoCounselor1821671140
  41. Melissa Palumbo, MSW,LSWSocial Worker1740763010
  42. Abhishek PanditGeneral Practice Dentistry1649590985
  43. Maria Panettieri, OTR/LOccupational Therapist1588353775
  44. Merkelly PanghulanProfessional Counselor1770342123
  45. Alexandra Paniagua, DPTPhysical Therapist1316794852
  46. Katharina PanjaitanMental Health Counselor1073655189
  47. Brandon PankiewiczPsychiatric/Mental Health Nurse Practitioner1255980058
  48. Joanne Pantanella-Crumling, LCSWMental Health Counselor1073635314
  49. Laurie Panther, DPTPhysical Therapist1033407085
  50. Shawna Papadimitriou, PTAGeriatric Physical Therapist1922969690

The largest Pennsylvania cities

  1. Philadelphia42,849
  2. Pittsburgh28,866
  3. Allentown5,904
  4. Erie5,083
  5. Plymouth Meeting5,019

All of Pennsylvania →

How to read this directory

Lancaster, Pennsylvania appears in the CMS National Plan and Provider Enumeration System with 5,378 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 Lancaster - 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 Lancaster 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 Lancaster is weighted toward Licensed Practical Nurse (366 clinicians, followed by Professional Counselor with 251 and Physical Therapist with 216). 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 Pennsylvania's population, Lancaster reports roughly 41.5 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 Pennsylvania's most common specialties, Student in an Organized Health Care Education/Training Program is the most prominent one with no provider currently listing a Lancaster practice address, a coverage gap Lancaster patients typically fill by traveling to a larger nearby hub.

For Lancaster 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 Lancaster, PA?

There are 5,378 registered healthcare providers in Lancaster, PA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Lancaster?

The most common specialties in Lancaster are Licensed Practical Nurse, Professional Counselor, Physical Therapist, Family Medicine Physician, Clinical Social Worker. Licensed Practical Nurse has the most providers with 366.

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.