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 45 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. Etin-Osa OsaRadiation Oncology Physician1346475407
  2. Kelley Osborne, BSCase Manager/Care Coordinator1174067664
  3. Madison OsburnStudent in an Organized Health Care Education/Training Program1922882653
  4. Lilia OsgoodBehavior Analyst1649096660
  5. Jose Ossa Concha, M.D.Anesthesiology Physician1689877946
  6. Shannon Osterhoudt, LICSWMental Health Counselor1609121011
  7. Rebecca OstertagBehavior Analyst1235675513
  8. Austin OtoolePhysician Assistant1598305104
  9. Stephanie OuelletteBehavior Technician1326929274
  10. Xiaoxi Ouyang, MDInternal Medicine Physician1649479064
  11. Lisa Owen, OTOccupational Therapist1386956845
  12. Jennifer Owens, AGNP-CNurse Practitioner1568820595
  13. Julie Oxenberg, PH.D.Clinical Psychologist1679688949
  14. Kathryn Paar, RN, CNMAdvanced Practice Midwife1285035840
  15. Roxanne Paciesas, BSWCase Manager/Care Coordinator1821958141
  16. Andreja Packard, MD PHDNeurology Physician1215992052
  17. Alicia Packer, OTAOccupational Therapy Assistant1558233361
  18. Anand Padmanabha, MDOrthopaedic Surgery Physician1033529409
  19. Geoffrey Padmore, ASCase Manager/Care Coordinator1356227037
  20. Nelly Padua, NPNurse Practitioner1568457083
  21. Andrea Paduchak, PT, LMTMassage Therapist1144696949
  22. Jennifer Page, M.D.Pediatrics Physician1013994854
  23. Lee Page, MSW MDIVClinical Social Worker1588719256
  24. Eliot Paisner, DMDGeneral Practice Dentistry1720026263
  25. Michael Paisner, DMDDentist1174844153
  26. Emily Pakula Moriarty, D.M.D.Dentist1417211079
  27. Victoria Palie, PHARMDPharmacist1730539222
  28. Brooke Palladino, PMHNPNurse Practitioner1558071787
  29. Lauren Palmer-Merrill, BCBABehavior Analyst1356798953
  30. Sarah Palmieri, CRNACertified Registered Nurse Anesthetist1558750323
  31. Chris Panagoulias, DPMPrimary Podiatric Medicine Podiatrist1205832391
  32. Elizabeth Panagoulis, LCMHCPsychologist1093852816
  33. Deanna Pangione, APRNPsychiatric/Mental Health Nurse Practitioner1518725746
  34. Michael PantazisBehavior Technician1285585588
  35. Monique PanteleakisBehavior Technician1053280982
  36. Suma Parakkal, DMDDentist1417117474
  37. Maryann Paraskevas, PTAPhysical Therapy Assistant1124468020
  38. Kristal Pare, CPHTPharmacy Technician1396931911
  39. Caitlin Parikh, MDGynecology Physician1457619322
  40. Purak Parikh, M.D.Ophthalmology Physician1205198629
  41. Nancy Pariser, MDObstetrics & Gynecology Physician1306844873
  42. Nari Park, DMDDentist1487208971
  43. Nicole Parker, RD, LDRegistered Dietitian1033388855
  44. Richard Parker, CRNACertified Registered Nurse Anesthetist1821097411
  45. Robert Parker, D.O.Anesthesiology Physician1457342578
  46. Margaret Parks, PTPhysical Therapist1356709018
  47. Olivia Parks, BACase Manager/Care Coordinator1750950697
  48. Jeanne Parnell, PA-CInternal Medicine Physician1275586026
  49. Jessica Parnell, CRSWAddiction (Substance Use Disorder) Counselor1518511211
  50. Carol Parnell Prevost, D.C.Chiropractor1841303344

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.