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 81 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. Juliet Rios Barbosa, MSN, CRNP, FNP-CFamily Nurse Practitioner1629921317
  2. Michael Ripchinski, MDFamily Medicine Physician1497709570
  3. Stacey Ripchinski, PA-CSurgical Physician Assistant1265509434
  4. Andrew Risley, DMDDentist1154163624
  5. Allison Risser, LMTMassage Therapist1487948261
  6. Sharon Risser, PTPhysical Therapist1578526422
  7. Brittany Ritter, PHARM D.Pharmacist1699460568
  8. Stacey Rivenburg, PSYDMental Health Counselor1801109517
  9. Hector RiveraBehavior Technician1346065547
  10. Jose Rivera, PASTORAL COUNSELORPastoral Counselor1689097537
  11. Karen Rivera, LPCMental Health Counselor1710608856
  12. Louis Rivera, P.T.Physical Therapist1336181023
  13. Michelle Rivera, P.T.Physical Therapist1316983182
  14. Reina RiveraLicensed Practical Nurse1033975263
  15. Madelyn Rivera-Rodriquez, FNP-CFamily Nurse Practitioner1881544666
  16. Jay Rizzo, DMDGeneral Practice Dentistry1154436491
  17. Karen Rizzo, MDOtolaryngology Physician1982704607
  18. Sarah RobbinsMassage Therapist1336784982
  19. David Roberts, D.O.Anesthesiology Physician1447542188
  20. Denisha Roberts, PTPhysical Therapist1093779001
  21. Jacqueline RobertsRegistered Dietitian1306870795
  22. Joel Roberts, LMFTMarriage & Family Therapist1689096414
  23. Justin Roberts, D.O.Advanced Heart Failure and Transplant Cardiology Physician1528111028
  24. Karen Roberts, M.D.Specialist1023005162
  25. Margaret Roberts, LPC, LMFTProfessional Counselor1306389572
  26. Nicole Roberts, PA-CPhysician Assistant1811283153
  27. Robert Roberts, M.D.Physical Medicine & Rehabilitation Physician1851419378
  28. Tosha Roberts, MA, ATR-BC, LPCProfessional Counselor1558120451
  29. William Roberts, M.D.Family Medicine Physician1073500385
  30. Danielle Robertson, BSN, RN, OCNClinical Nurse Specialist1558978783
  31. John Robertson, DDSGeneral Practice Dentistry1386797223
  32. Vanessa RobertsonLicensed Practical Nurse1053123935
  33. Alissa RobinsonProfessional Counselor1871459198
  34. Benjamin RobinsonAddiction (Substance Use Disorder) Counselor1386154839
  35. Caryn Robinson, PHARMD, RPHPharmacist1386248391
  36. June Robinson, CRNACertified Registered Nurse Anesthetist1205890423
  37. Melvina RobinsonLicensed Practical Nurse1750274080
  38. Michael Robinson, MDFamily Medicine Physician1861986952
  39. Richard Robinson, DDSGeneral Practice Dentistry1184353534
  40. Shane Robinson, LCSWClinical Social Worker1134977846
  41. Tamra RobinsonProfessional Counselor1669275996
  42. Zoe RobinsonLicensed Practical Nurse1851059141
  43. James RochesterOccupational Medicine Physician1407888225
  44. Mary Rochester, MA, CCC-SLPSpeech-Language Pathologist1114392362
  45. Robin Rochow, PA-CPhysician Assistant1356590186
  46. Loretta Rock, CRNPAcute Care Nurse Practitioner1952655797
  47. Nicholas Rockwell, MDAnesthesiology Physician1174514202
  48. Brandon Roda, CRNPNurse Practitioner1932502549
  49. David Roda, D.O.Anesthesiology Physician1508887910
  50. Jamie Roda, LPCProfessional Counselor1124782552

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.