2,228 NPI-registered providers practice in Portsmouth, New Hampshire. Pick another city in the rail, or open the full search to filter by specialty and credential.
| Provider | Specialty | Location | NPI |
|---|---|---|---|
| A Better Way for Seniors, Inc. | Home Health Agency | Portsmouth, NH | 1780237735 |
| Abel JarellMD | Dermatology Physician | Portsmouth, NH | 1275669996 |
| Abigail Hughes |
| Family Nurse Practitioner |
| Portsmouth, NH |
| 1457178543 |
| Abilities Rehabilitation Center, LLC | Physical Therapist | Portsmouth, NH | 1942347638 |
| Acadian Emergency Physicians, LLC | Emergency Medicine Physician | Portsmouth, NH | 1194198002 |
| Access Sports Medicine & Orthopaedics, PLLC | Orthopaedic Surgery Physician | Portsmouth, NH | 1508233511 |
| Adam KurishMD | Internal Medicine Physician | Portsmouth, NH | 1629236377 |
| Adam LearnerMAOM, L. AC. | Acupuncturist | Portsmouth, NH | 1376733451 |
| Adaptive Pediatric Therapy LLC | Occupational Therapist | Portsmouth, NH | 1841840048 |
| Adaptive Wellness, PLLC | Clinical Social Worker | Portsmouth, NH | 1184344301 |
| Addiction Recovery Services PLLC | Substance Use Disorder Rehabilitation Clinic/Center | Portsmouth, NH | 1477607042 |
| Adrienne BeloinLCSW | Clinical Social Worker | Portsmouth, NH | 1922173921 |
| Adrienne Cress, LLC | Community/Behavioral Health Agency | Portsmouth, NH | 1790122612 |
| Advanced Spine Health and Wellness Center, P.A. | Chiropractor | Portsmouth, NH | 1265795603 |
| Affiliates in Podiatry PC | Podiatrist | Portsmouth, NH | 1104797695 |
| Akhilesh SastryMD | Orthopaedic Surgery Physician | Portsmouth, NH | 1275793374 |
| Alan AdamsMSW | Social Worker | Portsmouth, NH | 1497732796 |
| Alan ThompsonO.D. | Optometrist | Portsmouth, NH | 1740393156 |
| Albert LantinenM.D. | Obstetrics & Gynecology Physician | Portsmouth, NH | 1679515837 |
| Alertlion LLC | Emergency Response System Companies | Portsmouth, NH | 1205445673 |
| Alexander SlocumM.D., PH.D. | Plastic Surgery Physician | Portsmouth, NH | 1275913733 |
| Alexandra DipietroFNP-BC | Family Nurse Practitioner | Portsmouth, NH | 1801580287 |
| Alexandra FlemingDC | Chiropractor | Portsmouth, NH | 1831823327 |
| Alexandra LoomisDO | Emergency Medicine Physician | Portsmouth, NH | 1104387471 |
| Alice BenedictDVM, DACVIM | Veterinarian | Portsmouth, NH | 1740523174 |
| Alignlife Valleyma, LLC | In Home Supportive Care Agency | Portsmouth, NH | 1841187630 |
| Alison BakerD.O. | Sports Medicine (Neuromusculoskeletal Medicine) Physician | Portsmouth, NH | 1619057015 |
| Alison MaillouxRPA-C | Physician Assistant | Portsmouth, NH | 1235607193 |
| Alissa DillonMED | Mental Health Counselor | Portsmouth, NH | 1174643381 |
| Allergy Associates of Nh PA | Allergy Physician | Portsmouth, NH | 1841479532 |
| Allison AllenP.A. | Medical Physician Assistant | Portsmouth, NH | 1659511749 |
| Alwin Miller | Physical Therapist | Portsmouth, NH | 1679018790 |
| Alwin SebastianM.D. | Family Medicine Physician | Portsmouth, NH | 1740928514 |
| Alyson MoriartyPT, DPT, NCS | Neurology Physical Therapist | Portsmouth, NH | 1336015759 |
| Alyssa MarleyND | Naturopath | Portsmouth, NH | 1063055770 |
| Alyssa Rigazio | Physical Therapist | Portsmouth, NH | 1396288353 |
| Alyssa RoyPTA | Physical Therapy Assistant | Portsmouth, NH | 1255808838 |
| Alyssa SmithM.D. | Pediatrics Physician | Portsmouth, NH | 1336567213 |
| Amanda Blanchette | Physical Therapist | Portsmouth, NH | 1881560936 |
| Amanda DewildtLMFT | Marriage & Family Therapist | Portsmouth, NH | 1851500250 |
| Amanda Jacques | Family Nurse Practitioner | Portsmouth, NH | 1417772369 |
| Amanda ScammanCOTA/L | Occupational Therapy Assistant | Portsmouth, NH | 1346612603 |
| Amanda SmithMS CCC SLP | Speech-Language Pathologist | Portsmouth, NH | 1407109234 |
| Amanda UngerBCBA | Behavior Analyst | Portsmouth, NH | 1518674308 |
| Amber Moon Wellness, PLLC | Mental Health Clinic/Center (Including Community Mental Health Center) | Portsmouth, NH | 1689329112 |
| Amedisys New Hampshire, L.L.C. | Home Health Agency | Portsmouth, NH | 1326230251 |
| Amedisys New Hampshire, L.L.C. | Home Health Agency | Portsmouth, NH | 1730480534 |
| American Health Centers, Inc. | Magnetic Resonance Imaging (MRI) Clinic/Center | Portsmouth, NH | 1376815803 |
| American Pain Institute LLC | Interventional Pain Medicine Physician | Portsmouth, NH | 1437597697 |
| American Pain Institute LLC | Clinical Medical Laboratory | Portsmouth, NH | 1578904405 |
| Amira Diamond-BierND | Naturopath | Portsmouth, NH | 1144059486 |
| Amplify Health Chiropractic & Wellness PLLC | Chiropractor | Portsmouth, NH | 1275277436 |
| Amy E. Rosania, DMD, Mscd, PC | Periodontics | Portsmouth, NH | 1811381544 |
| Amy FeitelsonM.D. | Psychiatry Physician | Portsmouth, NH | 1689749111 |
| Amy PruszenskiO.D. | Pediatric Optometrist | Portsmouth, NH | 1174559348 |
| Amy Rea | Speech-Language Pathologist | Portsmouth, NH | 1972479020 |
| Amy RosaniaDMD, MSCD | Periodontics | Portsmouth, NH | 1467717595 |
| Amy-Mae CourtLMT | Massage Therapist | Portsmouth, NH | 1386241255 |
| Anath GolombPH.D. | Clinical Child & Adolescent Psychologist | Portsmouth, NH | 1932255106 |
| Anchor Physical Therapy & Performance PLLC | Physical Therapist | Portsmouth, NH | 1437930120 |
| Ancient Traditions Natural Medicine, LLC | Naturopath | Portsmouth, NH | 1265704308 |
| Andrea BallardNP | Family Nurse Practitioner | Portsmouth, NH | 1831557669 |
| Andrea BreigNP | Family Nurse Practitioner | Portsmouth, NH | 1841602133 |
| Andrea HeroldDMD | General Practice Dentistry | Portsmouth, NH | 1568757722 |
| Andrew BreenM.D. | Pediatrics Physician | Portsmouth, NH | 1861583106 |
| Andrew HarveyDMD | Dentist | Portsmouth, NH | 1952894420 |
| Andrew HoronickD.C. | Rehabilitation Chiropractor | Portsmouth, NH | 1427239490 |
| Andrew KuleszaMD | Anesthesiology Physician | Portsmouth, NH | 1306847710 |
| Andrew MorrisMD | Psychiatry Physician | Portsmouth, NH | 1326135682 |
| Andrew TomasMENG, DPT | Physical Therapist | Portsmouth, NH | 1952388290 |
| Andrew WerchniakMD | Dermatology Physician | Portsmouth, NH | 1023075710 |
| Angela LambertND, LAC | Naturopath | Portsmouth, NH | 1972639235 |
| Angelica RomeuDPT | Physical Therapist | Portsmouth, NH | 1457985665 |
| Angell Psychological Services | Psychologist | Portsmouth, NH | 1669209771 |
| Anita DinittoLICSW | Clinical Social Worker | Portsmouth, NH | 1396810669 |
| Anita NicholsonAPRN | Family Nurse Practitioner | Portsmouth, NH | 1811366602 |
| Anita RemigED.D. | Psychologist | Portsmouth, NH | 1306953732 |
| Ann BlissLCMHC | Mental Health Counselor | Portsmouth, NH | 1396951455 |
| Ann Knight | Registered Nurse | Portsmouth, NH | 1346968278 |
| Anna BattleCRSW | Addiction (Substance Use Disorder) Counselor | Portsmouth, NH | 1235607557 |
| Anna JohnsonND | Naturopath | Portsmouth, NH | 1720680861 |
| Anna SwanNP | Family Nurse Practitioner | Portsmouth, NH | 1154522332 |
| Anne Frances HardyND, LAC | Naturopath | Portsmouth, NH | 1629370036 |
| Anne McgannA.R.N.P. | Pediatric Nurse Practitioner | Portsmouth, NH | 1023177540 |
| Anne McgeeMSW, LICSW | Clinical Social Worker | Portsmouth, NH | 1508050501 |
| Ansana Shrestha | General Practice Dentistry | Portsmouth, NH | 1922236348 |
| Anthony J Wilson MD PLLC | Plastic and Reconstructive Surgery Physician | Portsmouth, NH | 1114410461 |
| Appledore Medical Group II | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | Portsmouth, NH | 1184835746 |
| Appledore Medical Group II Inc | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | Portsmouth, NH | 1881683415 |
| Appledore Medical Group Inc | Family Medicine Physician | Portsmouth, NH | 1104873421 |
| Appledore Medical Group Inc | Hospitalist Physician | Portsmouth, NH | 1194842898 |
| Appledore Medical Group, Inc | Infectious Disease Physician | Portsmouth, NH | 1407845050 |
| Appledore Medical Group, Inc | Internal Medicine Physician | Portsmouth, NH | 1720077167 |
| Appledore Medical Group, Inc. | Internal Medicine Physician | Portsmouth, NH | 1619918265 |
| Appledore Medical Group-Diabetes Resource Center | Registered Dietitian | Portsmouth, NH | 1013227594 |
| Appledore Medical Grp II, Inc. | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | Portsmouth, NH | 1275742421 |
| Apria Healthcare LLC | Durable Medical Equipment & Medical Supplies | Portsmouth, NH | 1750396305 |
| April DengMD | Anatomic Pathology & Clinical Pathology Physician | Portsmouth, NH | 1861430860 |
| April WeeksRN, MA | Psychiatric/Mental Health Registered Nurse | Portsmouth, NH | 1396801411 |
| Areen Haddadin | Internal Medicine Physician | Portsmouth, NH | 1407435944 |
Source: CMS NPPES Data Dissemination (June 2026).
