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 37 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. Jailynd GrayLicensed Practical Nurse1528942067
  2. Johanna Gray, PARAMEDICCommunity Paramedic1265376909
  3. Karen Gray, LPC, CAADCProfessional Counselor1609444645
  4. Lois Gray, LCSWClinical Social Worker1144232398
  5. Louis Gray, MDFamily Medicine Physician1225071749
  6. Emily Gray Goerl, DOPediatrics Physician1598145401
  7. Andrea Graybill, LSWClinical Social Worker1447947353
  8. Kelsa Graybill, MAMental Health Counselor1487487328
  9. Nicole Grazioli, CRNPPsychiatric/Mental Health Nurse Practitioner1982203337
  10. Stacy Greblick, CNSNeonatal Clinical Nurse Specialist1992462063
  11. Alexandria GreenStudent in an Organized Health Care Education/Training Program1629730619
  12. Allison Green, OTOccupational Therapist1295504199
  13. Gerald Green, D.M.D.Periodontics1467545392
  14. Jack Green, MSWClinical Social Worker1356402408
  15. Jessica Green, LPC ATR-BC, CTT, BSLProfessional Counselor1447641782
  16. Katerine GreenCounselor1811353931
  17. Jennifer Greenberg, LAPC, NCCMental Health Counselor1982491866
  18. Neil Greene, M.D.Infectious Disease Physician1679539423
  19. David Gregory, DOOrthopaedic Surgery Physician1205377553
  20. Brian Greineder, LPCProfessional Counselor1639546740
  21. Jennifer Greineder, MHS, NCC, LPCProfessional Counselor1417320888
  22. Savannah Greiner, RDRegistered Dietitian1235742651
  23. Ronald Grenko, MDAnatomic Pathology & Clinical Pathology Physician1861454571
  24. Robert Gress, M.D.Vascular & Interventional Radiology Physician1336142769
  25. Leanne GriceLicensed Practical Nurse1861266546
  26. Anbria GriffinCounselor1861236515
  27. Christine Griffin, LSWSocial Worker1720374598
  28. Abigail Griffith, LCSWClinical Social Worker1093051930
  29. Angela GriffithCounselor1124496211
  30. Ericka Griffith, DPTPhysical Therapist1356953897
  31. Jessica GriffithClinical Social Worker1346094018
  32. Jill Griffith, LPNLicensed Practical Nurse1033042577
  33. Rebecca Griffith, CRNPFamily Nurse Practitioner1891503918
  34. Alexa Griffiths, MDSurgery Physician1336609650
  35. Brandy Griffiths, LAPCCounselor1699698423
  36. Mallory Griffiths, MS, RDN, LDNRegistered Dietitian1275182446
  37. Sydney GriffithsBehavior Technician1134953474
  38. Nicol Grim, LSWSocial Worker1326737354
  39. Lauren Grimm, PA-CPhysician Assistant1457134975
  40. Adam Griska, MDOrthopaedic Hand Surgery Physician1083849731
  41. Morgan GriskaFamily Nurse Practitioner1275992349
  42. Erin Grissinger, CPNP-PCPediatric Nurse Practitioner1073213245
  43. James Groff, DONephrology Physician1912959107
  44. Jennifer Groff, CRNPAdult Health Nurse Practitioner1376595587
  45. Jordan Groff, DPTPhysical Therapist1578369831
  46. William Groff, D.O.Dermatology Physician1194753947
  47. Scott Groffman, LSWSocial Worker1154005601
  48. Kathy Groft, LBSSocial Worker1336916212
  49. George Groleau, M.D.Dermatology Physician1285678664
  50. Patricia Groleau, M.D.Dermatology Physician1982970893

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.