NPPES file of Aug 9, 2026

Doctors and health care providers in Nashua, NH

3,140 individual NPPES records list a practice address in Nashua, 3rd of 146 New Hampshire cities. The largest group is case manager/care coordinator: 365, 12% of the city's records, against 4% across New Hampshire. Page 34 of 63.

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

Nashua in New Hampshire

  • Rank in New Hampshire3rd of 146 cities by records
  • Share of the state9.6% of New Hampshire's records
  • Specialties present25 or more taxonomy codes
  • Top three groups24.3% of all records
  • Case Manager/Care Coordinator rank2nd of the 10 New Hampshire cities with the most

Compared with New Hampshire as a whole, Nashua has 4× the state's share of peer specialist records and 0.52× its share of family medicine physician records.

Providers in Nashua, alphabetically

  1. Susann Leblanc, M.D.Pediatrics Physician1295880417
  2. Lindsey LebrunBehavior Analyst1669900270
  3. Michelle Leclerc, APRNNurse Practitioner1124135637
  4. Michelle Leclerc, CRSWAddiction (Substance Use Disorder) Counselor1710591268
  5. Paula LeclercBehavior Technician1225799026
  6. Renatta Leddy, M.A.Counselor1790191179
  7. David Ledner, M.D.Psychiatry Physician1750410247
  8. Heather LeePeer Specialist1184452633
  9. Patrick Lee, MDEmergency Medical Services (Emergency Medicine) Physician1831250943
  10. Lauren Lees, SLPSpeech-Language Pathologist1902134315
  11. Brittany Leidinger, M.ED., CAGSSchool Psychologist1275300816
  12. Amanda Leis, MSW, LICSWClinical Social Worker1881086619
  13. Adam Leith, PT, DPT, ATCPhysical Therapist1447739990
  14. Adam Lemay, LICSWClinical Social Worker1134591761
  15. Danielle Lemay, APRNFamily Nurse Practitioner1437665312
  16. Jessica Lemay, BSCase Manager/Care Coordinator1952023228
  17. Sarah Lemenager, PHARMDAmbulatory Care Pharmacist1003774365
  18. Alison LemirePhysician Assistant1689146243
  19. Donna Lennon, MA,LCMHC,LADCMental Health Counselor1366631517
  20. Gregory Lennox, MAMental Health Counselor1780195115
  21. Margaret Leppanen, MSAddiction (Substance Use Disorder) Counselor1932332913
  22. Rebecca LernerMental Health Counselor1588335764
  23. Edward LeserMental Health Counselor1790921476
  24. Jessica Leslie, MSWSocial Worker1619831344
  25. Sari Lessard, PH.D.Clinical Psychologist1124073564
  26. Elizabeth Lester, MDDermatology Physician1780945261
  27. Sean Lester, LCMHCMental Health Counselor1801638721
  28. Leanne Letendre, PTPhysical Therapist1417958224
  29. Sarah Letendre, MSWClinical Social Worker1235959917
  30. Kristen Letnick, MA, NCC, LGPCMental Health Counselor1922431683
  31. Holly LetourneauBehavior Technician1306303193
  32. Adrian Levesque, D.D.S.Dentist1457491367
  33. Keith Levesque, DPTOrthopedic Physical Therapist1306817267
  34. Keith Levesque, DMDDentist1982992731
  35. Louise LevesquePhysical Therapist1891945648
  36. Stephanie Levesque, MSMental Health Counselor1801351499
  37. Donald Levi, M.D.Pediatrics Physician1659357747
  38. Gilbert Levine, M.D.Pediatrics Physician1831106236
  39. Jeffrey Levine, LICSWClinical Social Worker1861144966
  40. Robert Levine, M.D., FACEEndocrinology, Diabetes & Metabolism Physician1821058009
  41. Bette Lewicke, PH.D.Clinical Neuropsychologist1992757520
  42. Carol Lewis, OTRHand Occupational Therapist1134306681
  43. Diana Lewis, M. A., CCC-SLPSpeech-Language Pathologist1285791517
  44. Elizabeth Lewis, ATCAthletic Trainer1457941601
  45. Jessica Lewis, C.N.M.Advanced Practice Midwife1013006378
  46. Johanna Lewis-Esquerre, PHD.Clinical Psychologist1518071299
  47. William Lewitt, NURSE PRACTITIONERFamily Nurse Practitioner1215389366
  48. Valerie Leyton, LCMHCMental Health Counselor1104046531
  49. Kristen Li, MEDMental Health Counselor1962870899
  50. Kathleen Libby, D.D.SDentist1427501030

The largest New Hampshire cities

  1. Manchester4,401
  2. Lebanon3,530
  3. Concord3,103
  4. Portsmouth1,860
  5. Keene1,482

All of New Hampshire →

How to read this directory

Nashua, New Hampshire appears in the CMS National Plan and Provider Enumeration System with 3,140 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 Nashua - 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 Nashua 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 Nashua is weighted toward Case Manager/Care Coordinator (365 clinicians, followed by Behavior Technician with 200 and Mental Health Counselor with 198). 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 New Hampshire's population, Nashua reports roughly 224 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 New Hampshire's most common specialties, Specialist is the most prominent one with no provider currently listing a Nashua practice address, a coverage gap Nashua patients typically fill by traveling to a larger nearby hub.

For Nashua 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 Nashua, NH?

There are 3,140 registered healthcare providers in Nashua, NH, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Nashua?

The most common specialties in Nashua are Case Manager/Care Coordinator, Behavior Technician, Mental Health Counselor, Physical Therapist, Behavior Analyst. Case Manager/Care Coordinator has the most providers with 365.

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.