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.
The 8 largest groups in Nashua
Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.
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
- Etin-Osa OsaRadiation Oncology Physician1346475407
- Kelley Osborne, BSCase Manager/Care Coordinator1174067664
- Madison OsburnStudent in an Organized Health Care Education/Training Program1922882653
- Lilia OsgoodBehavior Analyst1649096660
- Jose Ossa Concha, M.D.Anesthesiology Physician1689877946
- Shannon Osterhoudt, LICSWMental Health Counselor1609121011
- Rebecca OstertagBehavior Analyst1235675513
- Austin OtoolePhysician Assistant1598305104
- Stephanie OuelletteBehavior Technician1326929274
- Xiaoxi Ouyang, MDInternal Medicine Physician1649479064
- Lisa Owen, OTOccupational Therapist1386956845
- Jennifer Owens, AGNP-CNurse Practitioner1568820595
- Julie Oxenberg, PH.D.Clinical Psychologist1679688949
- Kathryn Paar, RN, CNMAdvanced Practice Midwife1285035840
- Roxanne Paciesas, BSWCase Manager/Care Coordinator1821958141
- Andreja Packard, MD PHDNeurology Physician1215992052
- Alicia Packer, OTAOccupational Therapy Assistant1558233361
- Anand Padmanabha, MDOrthopaedic Surgery Physician1033529409
- Geoffrey Padmore, ASCase Manager/Care Coordinator1356227037
- Nelly Padua, NPNurse Practitioner1568457083
- Andrea Paduchak, PT, LMTMassage Therapist1144696949
- Jennifer Page, M.D.Pediatrics Physician1013994854
- Lee Page, MSW MDIVClinical Social Worker1588719256
- Eliot Paisner, DMDGeneral Practice Dentistry1720026263
- Michael Paisner, DMDDentist1174844153
- Emily Pakula Moriarty, D.M.D.Dentist1417211079
- Victoria Palie, PHARMDPharmacist1730539222
- Brooke Palladino, PMHNPNurse Practitioner1558071787
- Lauren Palmer-Merrill, BCBABehavior Analyst1356798953
- Sarah Palmieri, CRNACertified Registered Nurse Anesthetist1558750323
- Chris Panagoulias, DPMPrimary Podiatric Medicine Podiatrist1205832391
- Elizabeth Panagoulis, LCMHCPsychologist1093852816
- Deanna Pangione, APRNPsychiatric/Mental Health Nurse Practitioner1518725746
- Michael PantazisBehavior Technician1285585588
- Monique PanteleakisBehavior Technician1053280982
- Suma Parakkal, DMDDentist1417117474
- Maryann Paraskevas, PTAPhysical Therapy Assistant1124468020
- Kristal Pare, CPHTPharmacy Technician1396931911
- Caitlin Parikh, MDGynecology Physician1457619322
- Purak Parikh, M.D.Ophthalmology Physician1205198629
- Nancy Pariser, MDObstetrics & Gynecology Physician1306844873
- Nari Park, DMDDentist1487208971
- Nicole Parker, RD, LDRegistered Dietitian1033388855
- Richard Parker, CRNACertified Registered Nurse Anesthetist1821097411
- Robert Parker, D.O.Anesthesiology Physician1457342578
- Margaret Parks, PTPhysical Therapist1356709018
- Olivia Parks, BACase Manager/Care Coordinator1750950697
- Jeanne Parnell, PA-CInternal Medicine Physician1275586026
- Jessica Parnell, CRSWAddiction (Substance Use Disorder) Counselor1518511211
- Carol Parnell Prevost, D.C.Chiropractor1841303344
The largest New Hampshire cities
- Manchester4,401
- Lebanon3,530
- Concord3,103
- Portsmouth1,860
- Keene1,482
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.