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 15 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. Lisa Demers, M.S.Genetic Counselor (M.S.)1053343475
  2. Rachel Demers, CNMAdvanced Practice Midwife1306610258
  3. Herbert Demmin, PH.D.Clinical Psychologist1912062167
  4. Caitlin DemmonsOccupational Therapist1932720463
  5. Kelly Demoura, PHARMDPharmacist1336643659
  6. Linda Dempster, CNMAdvanced Practice Midwife1285688317
  7. Nicole Denaro, BACase Manager/Care Coordinator1750889093
  8. Kathleen Deniger, MPA BCBABehavior Analyst1396087706
  9. Isabella Denio-Miller, BSCase Manager/Care Coordinator1194336032
  10. Deborah Dennis, M.D.Family Medicine Physician1710963798
  11. Kebeh DennisBehavior Technician1154148955
  12. Christopher Denslow, FNP-BCFamily Nurse Practitioner1003640863
  13. Melissa Denton, M.S., BCBA, LABABehavior Analyst1194580514
  14. Christina DerouinBehavior Analyst1255050860
  15. Sonalee Desai-Bartoli, M.D.Glaucoma Specialist (Ophthalmology) Physician1568418028
  16. Ollie DesalvatoreCase Manager/Care Coordinator1780363903
  17. Steven DesaulniersPhysical Therapy Assistant1275781627
  18. Megan Deschaine, PA-CPhysician Assistant1861121329
  19. Morgan Descoteaux, PA-CPhysician Assistant1861969115
  20. Sabrina Desharnais, MSCounselor1336689389
  21. Stephanie Desmarais, MSWClinical Social Worker1427323153
  22. Elizabeth DesmeulesCase Manager/Care Coordinator1467950899
  23. Amanda DesousaClinical Social Worker1659036515
  24. Ashley Desrochers, BACase Manager/Care Coordinator1336516756
  25. Karla Desrosiers, COTAOccupational Therapy Assistant1164795969
  26. Denis Dessureault, PAPhysician Assistant1851862759
  27. Shannon Detelich, PHARMDPharmacist1780138131
  28. Mary Devereux, LBA, BCBABehavior Analyst1174934285
  29. Dori DevitoBehavior Technician1902690373
  30. Ann Dew, SCHOOL PSYCHOLOGISTSchool Psychologist1356939193
  31. Christopher DezurickBehavior Analyst1619820198
  32. Arjun Dhayalan, MDOrthopaedic Surgery Physician1699207290
  33. Andrew Di Mattina, O.D.Optometrist1346286879
  34. Pamela DiabateBehavior Technician1598434383
  35. Franck Diamant, CRNACertified Registered Nurse Anesthetist1861593527
  36. Peter Dias, PAPhysician Assistant1851450241
  37. Lori Dibacco, N.D.Naturopath1255530879
  38. Leila Dietzius, DPTPhysical Therapist1497352694
  39. Emily DigginsSchool Social Worker1033609946
  40. Angela Digrazia, MSWSocial Worker1871485714
  41. Madalena Digregorio AubinSchool Psychologist1316830854
  42. Glarybel Dilone, BTBehavior Technician1205758869
  43. Angela Dimare-Messier, LMTMassage Therapist1265881023
  44. Samantha Dimeco, CCC SLPSpeech-Language Pathologist1760234314
  45. Stephanie Dimino, PT, DPTPhysical Therapist1710435326
  46. Megan DimlerSpeech-Language Pathologist1558086504
  47. Mary Dinsmore, CRNPPsychiatric/Mental Health Nurse Practitioner1295360121
  48. Kathryn Dionne, DPTPhysical Therapist1114284551
  49. Leslie Dionne, MDInternal Medicine Physician1942211644
  50. Mike DionnePhysical Therapy Assistant1497903645

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.