Providers Caitlin Cassidy to Kevin Cassidy, LCSW
300 individual NPIs in the federal registry, part 3,506 of 24,427 of the A to Z by surname. Each row is the registry's record: the name and credential, the NPI, the primary specialty, the practice city and the year the NPI was issued. 82 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Caitlin Cassidy | 1851641633 | Occupational Therapist | Chicago, IL | 2012 |
| Caleigh Cassidy | 1083242176 | Peer Specialist | Wheat Ridge, CO | 2020 |
| Cameron Cassidy, RRT | 1225725922 | Registered Respiratory Therapist | San Diego, CA | 2023 |
| Cara Cassidy, MSW, LCSW | 1336334705 | Clinical Social Worker | Edwardsville, IL | 2007 |
| Carla Cassidy, RRT | 1023347259 | Registered Respiratory Therapist | Lake City, FL | 2009 |
| Carla Cassidy, NP | 1528249679 | Adult Health Nurse Practitioner | Washington, DC | 2007 |
| Carly Cassidy | 1285419895 | Mental Health Counselor | Lafayette, CO | 2023 |
| Carole Cassidy | 1700087277 | Counselor | Petaluma, CA | 2007 |
| Caroline Cassidy | 1568201143 | Student in an Organized Health Care Education/Training Program | Lansing, MI | 2024 |
| Caroline Cassidy, PA-C | 1669165999 | Physician Assistant | Boston, MA | 2023 |
| Caryn Cassidy, M.D. | 1245780782 | Pediatrics Physician | Los Angeles, CA | 2016 |
| Cassandra Cassidy, LCPC | 1184089120 | Professional Counselor | Butte, MT | 2015 |
| Catherine Cassidy, PHD, APN-C | 1487641676 | Family Nurse Practitioner | Madison, NJ | 2005 |
| Cathleen Cassidy | 1609194406 | Sonography Radiologic Technologist | Fountain Valley, CA | 2010 |
| Cathy Cassidy, MA., MS., LCPC | 1225366008 | Professional Counselor | Henderson, NV | 2009 |
| Cecilia Cassidy, APRN, CDE | 1124410634 | Adult Health Nurse Practitioner | Greenlawn, NY | 2015 |
| Chanda Cassidy, RDH | 1649944562 | Dental Hygienist | Camp Lejeune, NC | 2021 |
| Charles Cassidy, M.D. | 1053351585 | Orthopaedic Hand Surgery Physician | Boston, MA | 2006 |
| Charles Cassidy, PA-C | 1508237116 | Physician Assistant | Nashville, TN | 2015 |
| Charles Cassidy, PHARM.D | 1598377491 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Jennings, LA | 2020 |
| Charlotte Cassidy | 1871246678 | Physician Assistant | Grand Rapids, MI | 2022 |
| Chelsea Cassidy, L.C.S.W. | 1871939363 | Clinical Social Worker | Richmond, VA | 2013 |
| Cheryl Cassidy, LMSW | 1114160801 | Social Worker | Staten Island, NY | 2009 |
| Cheryl Cassidy, M.A., CCC/SLP | 1578957171 | Speech-Language Pathologist | Rockport, ME | 2015 |
| Christen Cassidy | 1730681834 | Counselor | Manchester, CT | 2018 |
| Christina Cassidy, LCSW | 1053442657 | Clinical Social Worker | Morristown, NJ | 2007 |
| Christina Cassidy | 1164675542 | Pediatric Registered Nurse | North Bellmore, NY | 2008 |
| Christina Cassidy, RN, IBCLC | 1174927404 | Lactation Consultant (Registered Nurse) | Warwick, NY | 2014 |
| Christina Cassidy, LCSW | 1760724710 | Clinical Social Worker | Sarasota, FL | 2013 |
| Christine Cassidy, D.C | 1205042256 | Chiropractor | Sunnyvale, CA | 2007 |
| Christine Cassidy, MD | 1265014914 | Internal Medicine Physician | Columbus, OH | 2021 |
| Christine Cassidy | 1346587474 | Pharmacist | Mims, FL | 2013 |
| Christine Cassidy, M.D. | 1467598193 | Emergency Medicine Physician | Bronx, NY | 2007 |
| Christine Cassidy, LPC | 1477021483 | Professional Counselor | Brighton, MI | 2018 |
| Christine Cassidy, M.A., LMHC | 1518114396 | Mental Health Counselor | Mansfield, MA | 2008 |
| Christine Cassidy | 1740553460 | Speech-Language Pathologist | Latham, NY | 2012 |
| Christopher Cassidy, MD | 1316208788 | Emergency Medicine Physician | Wichita, KS | 2012 |
| Christopher Cassidy, PA | 1568798932 | Surgical Physician Assistant | Middletown, NY | 2009 |
| Christopher Cassidy, DMD | 1861769325 | General Practice Dentistry | Dallas, TX | 2011 |
| Christopher Cassidy | 1952792913 | Mental Health Counselor | Fort Collins, CO | 2015 |
| Claire Cassidy, LMSW | 1801743141 | Clinical Social Worker | Traverse City, MI | 2026 |
| Clara Cassidy | 1568013936 | Behavior Technician | South Portland, ME | 2019 |
| Clayton Cassidy | 1679344733 | Physician Assistant | Fort Campbell, KY | 2024 |
| Clayton Cassidy, DPM | 1780320663 | Foot & Ankle Surgery Podiatrist | Lorain, OH | 2022 |
| Clifton Cassidy, D.O. | 1669892568 | Family Medicine Physician | Covington, WA | 2014 |
| Colette Cassidy, LMHC | 1972138188 | Mental Health Counselor | Tarrytown, NY | 2020 |
| Colin Cassidy | 1730567785 | Physical Therapy Assistant | Batavia, NY | 2015 |
| Colin Cassidy | 1992359095 | Student in an Organized Health Care Education/Training Program | Smithtown, NY | 2019 |
| Colleen Cassidy, R.PH. | 1225246465 | Pharmacist | Turnersville, NJ | 2007 |
| Colleen Cassidy, MD | 1275899841 | Family Medicine Physician | Beaver Dam, WI | 2012 |
| Colleen Cassidy, LCSW | 1619081981 | Clinical Social Worker | Anaheim, CA | 2006 |
| Collette Cassidy, L.AC. | 1174747695 | Acupuncturist | Capitola, CA | 2007 |
| Connie Cassidy | 1205987575 | Speech-Language Pathologist | Albuquerque, NM | 2007 |
| Cori Cassidy | 1164758769 | Reflexologist | Boise, ID | 2009 |
| Courtney Cassidy | 1689457020 | Behavior Technician | Jamaica Plain, MA | 2023 |
| Craig Cassidy, DO | 1063480119 | Ophthalmology Physician | Mesa, AZ | 2006 |
| Craig Cassidy | 1710740519 | Mental Health Counselor | Venice, CA | 2024 |
| Crystal Cassidy, M.D. | 1316948599 | Emergency Medicine Physician | Houston, TX | 2005 |
| Curtis Cassidy, M.D. | 1932123734 | Psychiatry Physician | Lakeland, FL | 2006 |
| Cynthia Cassidy, RN | 1164276200 | Registered Nurse | Tuolumne, CA | 2024 |
| Cynthia Cassidy, M.A., LCPC | 1265560114 | Clinical Psychologist | Northbrook, IL | 2007 |
| Cynthia Cassidy, LCSW-A | 1467888495 | Clinical Social Worker | Winston Salem, NC | 2013 |
| Cynthia Cassidy, RN | 1760201412 | School Registered Nurse | Tucson, AZ | 2024 |
| Daisy Cassidy, LICSW | 1285083394 | Clinical Social Worker | Somersworth, NH | 2016 |
| Dale Cassidy, M.D. | 1225266489 | Orthopaedic Surgery Physician | Colorado Springs, CO | 2009 |
| Dan Cassidy | 1093780298 | General Practice Dentistry | Alexandria, VA | 2006 |
| Daniel Cassidy, HIS | 1104425768 | Hearing Instrument Specialist | Bear, DE | 2020 |
| Daniel Cassidy | 1356974513 | General Practice Dentistry | Hilton Head Island, SC | 2020 |
| Daniel Cassidy, MD | 1427096494 | Gastroenterology Physician | Bangor, ME | 2006 |
| Daniel Cassidy, PT | 1578770277 | Physical Therapist | Ramona, CA | 2007 |
| Daniel Cassidy, M.D. | 1760876015 | Anatomic Pathology & Clinical Pathology Physician | Miami, FL | 2015 |
| Daniel Cassidy, PHD, ABPP | 1851533194 | Health Psychologist | Bethesda, MD | 2009 |
| Danielle Cassidy, PHARMD | 1124661582 | Pediatric Pharmacist | Portland, OR | 2019 |
| Danielle Cassidy | 1982348769 | Peer Specialist | Port Townsend, WA | 2022 |
| Darcy Cassidy, DNP | 1952245532 | Midwife | Bronx, NY | 2026 |
| Darlene Cassidy, RPH | 1962710236 | Pharmacist | Madison, AL | 2010 |
| David Cassidy, D.M.D. | 1346334091 | Pediatric Dentistry | Dalton, GA | 2006 |
| David Cassidy, M.D. | 1376591594 | Diagnostic Radiology Physician | Fountain Valley, CA | 2006 |
| David Cassidy, MD | 1417975988 | Family Medicine Physician | Joint Base Lewis McChord, WA | 2006 |
| David Cassidy | 1790100923 | Pharmacist | Aurora, CO | 2014 |
| David Cassidy, PT | 1851857080 | Physical Therapist | The Woodlands, TX | 2019 |
| David Cassidy, MD | 1861431926 | Emergency Medicine Physician | Orlando, FL | 2006 |
| Dawn Cassidy | 1285565648 | Peer Specialist | Lorain, OH | 2026 |
| Dawn Cassidy, O.D. | 1659309177 | Optometrist | Noblesville, IN | 2006 |
| Dawn Cassidy, LMSW | 1891446944 | Social Worker | Medford, NY | 2022 |
| Debbie Cassidy | 1225566110 | Community Health Worker | Salt Lake City, UT | 2017 |
| Deborah Cassidy, CRNA | 1265404677 | Certified Registered Nurse Anesthetist | Pittsburgh, PA | 2006 |
| Deborah Cassidy | 1396252771 | Athletic Trainer | Fairfax, VA | 2018 |
| Deborah Cassidy, M A, CCC-SLP | 1548696115 | Speech-Language Pathologist | Newtown, PA | 2013 |
| Deborah Cassidy, D.C. | 1619949096 | Chiropractor | Milford, PA | 2006 |
| Deborah Cassidy, D.O. | 1679009351 | Physical Medicine & Rehabilitation Physician | New York, NY | 2017 |
| Deborah Cassidy | 1952036162 | Physical Therapy Assistant | Garden City, NY | 2022 |
| Debra Cassidy, PH.D. | 1326329582 | Clinical Psychologist | New York, NY | 2011 |
| Delaney Cassidy, ATC | 1982328761 | Athletic Trainer | Carlsbad, CA | 2022 |
| Denise Cassidy, LCSW | 1306019682 | Clinical Social Worker | Milwaukee, WI | 2008 |
| Denise Cassidy, RN | 1952431124 | Home Health Registered Nurse | Neenah, WI | 2007 |
| Dennis Cassidy, M.D. | 1649272006 | Clinical Cardiac Electrophysiology Physician | St Petersburg, FL | 2005 |
| Devin Cassidy | 1902341464 | Behavior Analyst | Frankfort, IL | 2016 |
| Devon Cassidy, MD | 1639865926 | Student in an Organized Health Care Education/Training Program | Ann Arbor, MI | 2023 |
| Dianne Cassidy, IBCLC | 1740506906 | Specialist | Rochester, NY | 2010 |
| Dinah Cassidy | 1144729484 | Speech-Language Pathologist | Weston, CT | 2018 |
| Diron Cassidy, M.P.T. | 1790080737 | Physical Therapist | San Jose, CA | 2011 |
| Donald Cassidy, D.C. | 1053723601 | Chiropractor | Magnolia, AR | 2014 |
| Donald Cassidy, MD | 1083766190 | Internal Medicine Physician | Reno, NV | 2007 |
| Donald Cassidy, D.M.D. | 1114948536 | Orthodontics and Dentofacial Orthopedics Dentistry | Presque Isle, ME | 2006 |
| Donald Cassidy, PHD | 1770511347 | Clinical Psychologist | Bethesda, MD | 2006 |
| Donna Cassidy, MSW | 1154484988 | Clinical Social Worker | Providence, RI | 2006 |
| Donna Cassidy, ARNP | 1437178118 | Obstetrics & Gynecology Nurse Practitioner | Concord, NH | 2006 |
| Donna Cassidy | 1760289185 | Personal Care Attendant | Omaha, NE | 2025 |
| Donya Cassidy, RN, BSN | 1073449617 | Registered Nurse | Minford, OH | 2026 |
| Douglas Cassidy, MD | 1245619154 | Surgery Physician | Saint Louis, MO | 2015 |
| Douglas Cassidy | 1487413746 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2024 |
| Douglas Cassidy, OD | 1649347600 | Optometrist | Williamsburg, VA | 2006 |
| Dylan Cassidy, BCBA, LBA | 1578417317 | Behavior Analyst | Dallas, TX | 2026 |
| Dylan Cassidy, PHARMD | 1770144628 | Pharmacist | Fredonia, NY | 2019 |
| Dylan Cassidy | 1881569101 | Massage Therapist | Rochester, NY | 2025 |
| Edward Cassidy, PHARMD | 1114052982 | Pharmacist | Columbus Grove, OH | 2007 |
| Edward Cassidy, PH.D. | 1295767879 | Psychologist | Crofton, MD | 2006 |
| Eileen Cassidy, M.D. | 1689619629 | Obstetrics & Gynecology Physician | Nashville, TN | 2006 |
| Elaine Cassidy | 1033590245 | Registered Nurse | Anchorage, AK | 2015 |
| Elaine Cassidy, MD | 1508071283 | Pediatric Rheumatology Physician | Pittsburgh, PA | 2007 |
| Elizabeth Cassidy, COTA/L | 1336437169 | Occupational Therapy Assistant | Patrick Afb, FL | 2011 |
| Elizabeth Cassidy, CPM, LM | 1356565139 | Lay Midwife | Santa Fe, NM | 2007 |
| Elizabeth Cassidy, RN | 1366181638 | Registered Nurse | Wilkes Barre, PA | 2022 |
| Elizabeth Cassidy, NP | 1508695941 | Primary Care Nurse Practitioner | Tacoma, WA | 2024 |
| Elizabeth Cassidy, PH.D. | 1609308568 | Counseling Psychologist | Warrensburg, MO | 2017 |
| Elizabeth Cassidy, PA-C | 1639421308 | Physician Assistant | Beverly, MA | 2012 |
| Elizabeth Cassidy | 1912790783 | Mental Health Counselor | Casselberry, FL | 2025 |
| Ellen Cassidy, MD | 1013982248 | Family Medicine Physician | Millersville, MD | 2006 |
| Ellen Cassidy, PA-C | 1477913721 | Physician Assistant | Midlothian, VA | 2016 |
| Emily Cassidy | 1083229330 | Home Health Aide | Henrico, VA | 2020 |
| Emily Cassidy, LCPC | 1467037226 | Counselor | Chicago, IL | 2021 |
| Emily Cassidy, MD | 1548561194 | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | Baton Rouge, LA | 2010 |
| Emma Cassidy | 1124522172 | Emergency Medicine Physician | New Orleans, LA | 2018 |
| Emmet Cassidy, MD | 1770544462 | Ophthalmology Physician | Homewood, IL | 2006 |
| Eric Cassidy, MD | 1982647830 | Emergency Medicine Physician | Twin Falls, ID | 2006 |
| Erin Cassidy, FNP | 1043401201 | Family Nurse Practitioner | Roseburg, OR | 2007 |
| Erin Cassidy | 1194075523 | Mental Health Counselor | Randolph, MA | 2012 |
| Erin Cassidy, MS/CCC-SLP | 1215437736 | Speech-Language Pathologist | North Canton, OH | 2018 |
| Erin Cassidy, DDS | 1548458383 | General Practice Dentistry | Vancouver, WA | 2007 |
| Erin Cassidy | 1619269917 | Addiction (Substance Use Disorder) Counselor | San Leandro, CA | 2011 |
| Erin Cassidy | 1659887339 | Surgical Physician Assistant | Roseville, CA | 2017 |
| Erin Cassidy, M.S., CCC-SLP | 1770889206 | Speech-Language Pathologist | Delray Beach, FL | 2011 |
| Erin Cassidy | 1962334987 | Occupational Therapist | Monroe, WI | 2026 |
| Esther Cassidy, CRNA | 1427506625 | Certified Registered Nurse Anesthetist | Laurinburg, NC | 2016 |
| Esther Cassidy | 1720906118 | Student in an Organized Health Care Education/Training Program | Louisville, KY | 2026 |
| Eugenia Cassidy | 1760088454 | Personal Care Attendant | Eglon, WV | 2020 |
| Fallon Cassidy, DO | 1942140504 | Student in an Organized Health Care Education/Training Program | Tacoma, WA | 2026 |
| Fiadh Cassidy | 1114897691 | Student in an Organized Health Care Education/Training Program | Austin, TX | 2025 |
| Fiordaliza Cassidy, LPN | 1104121532 | Licensed Practical Nurse | Sound Beach, NY | 2011 |
| Frank Cassidy | 1598816829 | Addiction (Substance Use Disorder) Counselor | Georgetown, DE | 2007 |
| Gary Cassidy, OTR/L | 1598900185 | Occupational Therapist | Saint James, NY | 2008 |
| George Cassidy, M.D. | 1164474433 | Diagnostic Radiology Physician | Lake Zurich, IL | 2006 |
| George Cassidy, PA-C | 1578623799 | Physician Assistant | Fort Eisenhower, GA | 2006 |
| Georgia Cassidy, LCSW | 1528059581 | Clinical Social Worker | Fort Belvoir, VA | 2005 |
| Giles Cassidy, RCP/CRT | 1003245523 | Certified Respiratory Therapist | Tempe, AZ | 2013 |
| Gina Cassidy, LPN | 1508522897 | Licensed Practical Nurse | Westminster, CO | 2021 |
| Gina Cassidy | 1598505190 | Occupational Therapist | Cherry Hill, NJ | 2024 |
| Gina Cassidy, LCSW,BCB | 1952591265 | Clinical Social Worker | Flower Mound, TX | 2007 |
| Giuliana Cassidy, PA-C | 1083058788 | Physician Assistant | Boynton Beach, FL | 2013 |
| Grace Cassidy, PT, DPT | 1659293389 | Physical Therapist | Oxford, OH | 2026 |
| Graeme Cassidy | 1942945837 | Mental Health Counselor | Burien, WA | 2022 |
| Gregory Cassidy, PA-C | 1548231202 | Physician Assistant | Bedford, IN | 2006 |
| Gregory Cassidy, MD | 1922538297 | Emergency Medicine Physician | Brick, NJ | 2017 |
| Gwen Cassidy, APN | 1588063994 | Acute Care Nurse Practitioner | Chicago, IL | 2014 |
| Halee Cassidy | 1306671516 | Homemaker | Piketon, OH | 2024 |
| Haley Cassidy | 1598634859 | Behavior Technician | San Antonio, TX | 2025 |
| Harvey Cassidy, M.D. | 1679561765 | Family Medicine Physician | Jacksonville, FL | 2005 |
| Hayley Cassidy | 1265823959 | Surgery Physician | Philadelphia, PA | 2015 |
| Heather Cassidy, CPS | 1154147361 | Peer Specialist | Clayton, GA | 2024 |
| Heather Cassidy, RPH | 1265713770 | Pharmacist | Fort Fairfield, ME | 2011 |
| Heather Cassidy, MS, LPCC | 1285131359 | Mental Health Counselor | Bloomington, MN | 2018 |
| Heather Cassidy, PSYD | 1427098961 | Clinical Psychologist | Silver Spring, MD | 2006 |
| Heather Cassidy, M.D. | 1497983654 | Internal Medicine Physician | Fort Carson, CO | 2009 |
| Helen Cassidy, LMT, YOGA THERAPY | 1700654266 | Massage Therapist | New Orleans, LA | 2023 |
| Holly Cassidy, DPT | 1306224167 | Physical Therapist | Franklin, TN | 2015 |
| Isaiah Cassidy | 1679035455 | Counselor | Corvallis, OR | 2019 |
| J Cassidy, M.D. | 1528132487 | Adult Medicine Physician | Santa Ana, CA | 2006 |
| Jacqueline Cassidy, LSW | 1164102190 | Social Worker | Burlington, NJ | 2023 |
| Jacqueline Cassidy | 1477385060 | Speech-Language Pathologist | Portland, OR | 2024 |
| Jacqueline Cassidy, CRNA, NP | 1619177417 | Certified Registered Nurse Anesthetist | Ville Platte, LA | 2007 |
| James Cassidy, LADC, CPC INTERN | 1093167009 | Addiction (Substance Use Disorder) Counselor | Las Vegas, NV | 2016 |
| James Cassidy, D.M.D. | 1144496175 | Dentist | Macon, GA | 2008 |
| James Cassidy, D.M.D. | 1184062317 | Dentist | Macon, GA | 2013 |
| James Cassidy, DDS | 1336233857 | Oral and Maxillofacial Surgery (Dentist) | Cincinnati, OH | 2006 |
| James Cassidy, PHD | 1679823116 | Clinical Psychologist | Middletown, CT | 2012 |
| James Cassidy, PSY.D. | 1700018819 | Clinical Psychologist | Ridgewood, NJ | 2009 |
| James Cassidy, DMD | 1700895919 | Dentist | Bedford, NH | 2006 |
| James Cassidy, PH.D | 1790791762 | Clinical Psychologist | Torrance, CA | 2006 |
| Janelle Cassidy, LMSW | 1902238223 | Clinical Social Worker | Taos, NM | 2013 |
| Janelle Cassidy, PA | 1922320696 | Medical Physician Assistant | Newburgh, NY | 2010 |
| Janet Cassidy | 1093463366 | Mental Health Counselor | Hampton Bays, NY | 2022 |
| Janet Cassidy | 1528730843 | Registered Nurse | Prestonsburg, KY | 2021 |
| Janet Cassidy, CCC-SLP | 1598065856 | Speech-Language Pathologist | Delmar, NY | 2010 |
| Janice Cassidy | 1063859247 | Hearing Instrument Specialist | Shoreline, WA | 2013 |
| Janice Cassidy, P.T. | 1881742013 | Physical Therapist | Forest Hills, NY | 2007 |
| Janine Cassidy, ARNP-CS | 1104474519 | Pediatric Nurse Practitioner | Seattle, WA | 2019 |
| Jason Cassidy, CRNA | 1649276429 | Certified Registered Nurse Anesthetist | Springfield, IL | 2005 |
| Jason Cassidy, MD | 1932325776 | Diagnostic Radiology Physician | Lincoln, NE | 2007 |
| Jeffrey Cassidy, MD | 1316919798 | Pediatric Orthopaedic Surgery Physician | Grand Rapids, MI | 2006 |
| Jenel Cassidy, PHD | 1386772069 | Cognitive & Behavioral Psychologist | Nashville, TN | 2007 |
| Jenna Cassidy, RPA-C | 1467765677 | Medical Physician Assistant | Schenectady, NY | 2010 |
| Jenna Cassidy, D.O. | 1710288253 | Hospitalist Physician | Meadville, PA | 2010 |
| Jenna Cassidy, SLP | 1841837739 | Speech-Language Pathologist | Brooklyn, NY | 2019 |
| Jennie Cassidy, PH.D. | 1184752495 | Group Psychotherapy Psychologist | Conway, SC | 2007 |
| Jennifer Cassidy, LPC | 1003148800 | Professional Counselor | Winchester, VA | 2010 |
| Jennifer Cassidy, ARNP | 1033655840 | Critical Care Pediatric Nurse Practitioner | Hollywood, FL | 2017 |
| Jennifer Cassidy, FNP | 1053579524 | Nurse Practitioner | Smithtown, NY | 2008 |
| Jennifer Cassidy, SWC | 1104709716 | Clinical Social Worker | Denver, CO | 2025 |
| Jennifer Cassidy | 1184574295 | Family Nurse Practitioner | Columbus, OH | 2026 |
| Jennifer Cassidy, LMSW | 1205181567 | Social Worker | Brooklyn, NY | 2012 |
| Jennifer Cassidy, RDN | 1225607278 | Registered Dietitian | Menifee, CA | 2021 |
| Jennifer Cassidy, MA | 1336961705 | Case Manager/Care Coordinator | Portland, OR | 2024 |
| Jennifer Cassidy | 1639821853 | Community Health Registered Nurse | Pawtucket, RI | 2022 |
| Jennifer Cassidy, M.S., CCC-SLP | 1902264757 | Speech-Language Pathologist | Alexandria, VA | 2016 |
| Jennifer Cassidy, R.D.H. | 1922185263 | Dental Hygienist | Farmington, ME | 2006 |
| Jessica Cassidy, FNP-C | 1194400606 | Nurse Practitioner | Madera, CA | 2023 |
| Jessica Cassidy | 1215589742 | Licensed Practical Nurse | Portland, OR | 2019 |
| Jessica Cassidy, PT | 1619100252 | Physical Therapist | St Louis Park, MN | 2009 |
| Jessie Cassidy, OQMHP-C | 1619350626 | Mental Health Counselor | Calais, ME | 2015 |
| Jill Cassidy, M.S.,CCC/SLP | 1497832711 | Speech-Language Pathologist | Bellaire, TX | 2006 |
| Jillian Cassidy | 1447788070 | Physician Assistant | Basking Ridge, NJ | 2017 |
| Joan Cassidy, FNP | 1063626638 | Family Nurse Practitioner | New York, NY | 2007 |
| Joan Cassidy | 1447991955 | Mental Health Counselor | Camarillo, CA | 2022 |
| Joanne Cassidy, OT | 1770725129 | Occupational Therapist | Selbyville, DE | 2009 |
| Jocele Cassidy | 1679450282 | Family Nurse Practitioner | Pekin, IL | 2025 |
| John Cassidy, MD | 1053495036 | Neurology Physician | Santa Rosa, CA | 2006 |
| John Cassidy, M.D. | 1114097748 | Brain Injury Medicine (Psychiatry & Neurology) Physician | Houston, TX | 2006 |
| John Cassidy, M.D. | 1134531106 | Internal Medicine Physician | Germantown, TN | 2014 |
| John Cassidy, LADC | 1174531982 | Addiction (Substance Use Disorder) Counselor | Stillwater, MN | 2006 |
| John Cassidy, M.D. | 1356388342 | Cardiovascular Disease Physician | Tulsa, OK | 2006 |
| John Cassidy, PAC | 1487627899 | Physician Assistant | Ludlow, VT | 2006 |
| John Cassidy, M.D. | 1518067727 | Neurological Surgery Physician | Venice, FL | 2006 |
| John Cassidy, PA | 1609973403 | Physician Assistant | Raleigh, NC | 2006 |
| John Cassidy, M.D. | 1710029822 | Cardiovascular Disease Physician | Los Angeles, CA | 2007 |
| John Cassidy, APRN | 1790387033 | Family Nurse Practitioner | Topeka, KS | 2020 |
| John Cassidy, PA-C | 1891890166 | Physician Assistant | Eastport, ME | 2006 |
| John Cassidy | 1992521397 | Behavior Technician | Tallahassee, FL | 2024 |
| Johnni Cassidy, LMP | 1861874554 | Massage Therapist | Bainbridge Island, WA | 2015 |
| Jordan Cassidy, DVM | 1548693567 | Veterinarian | Stillwater, OK | 2013 |
| Joseph Cassidy, DDS | 1134349053 | General Practice Dentistry | New York, NY | 2007 |
| Joseph Cassidy, LCPC | 1326157934 | Professional Counselor | Billings, MT | 2006 |
| Joseph Cassidy, APRN, CPNP-PC | 1528720646 | Pediatric Nurse Practitioner | Pleasant Grove, UT | 2021 |
| Joseph Cassidy, PA | 1558371146 | Physician Assistant | Wilmington, DE | 2006 |
| Judith Cassidy, RN | 1366752404 | Registered Nurse | Poughkeepsie, NY | 2010 |
| Judith Cassidy | 1790365849 | Psychiatric/Mental Health Nurse Practitioner | Mays Landing, NJ | 2021 |
| Julia Cassidy | 1144832338 | Physical Therapist | Medway, MA | 2020 |
| Julia Cassidy, RDN | 1154050680 | Registered Dietitian | Long Beach, CA | 2022 |
| Julia Cassidy, CCC-SLP | 1710796909 | Speech-Language Pathologist | Staten Island, NY | 2025 |
| Juliana Cassidy | 1922890771 | Behavior Technician | Chesterfield, MI | 2025 |
| June Cassidy, MFT, REAT | 1295227080 | Marriage & Family Therapist | San Francisco, CA | 2018 |
| Justin Cassidy | 1134900624 | Clinical Social Worker | Saint Louis, MO | 2023 |
| Justine Cassidy, R.N. | 1013298793 | Registered Nurse | Phoenixville, PA | 2011 |
| Kacie Cassidy, OTR/L | 1821548959 | Occupational Therapist | Chicago, IL | 2016 |
| Kaely Cassidy, M.S., SLP/L | 1376025064 | Speech-Language Pathologist | Chicago Ridge, IL | 2018 |
| Kaitlin Cassidy | 1467028753 | Student in an Organized Health Care Education/Training Program | Columbia, MD | 2021 |
| Kaitlin Cassidy, RN | 1952296527 | Clinical Ethicist | New Hyde Park, NY | 2025 |
| Kaitlyn Cassidy, OTR | 1447098702 | Occupational Therapist | Richardson, TX | 2024 |
| Kaitlyn Cassidy, PHARMD | 1932796455 | Pharmacist | Northport, NY | 2020 |
| Kalie Cassidy | 1700148244 | Clinical Social Worker | Billerica, MA | 2012 |
| Karen Cassidy, APRN | 1295027258 | Family Nurse Practitioner | Louisville, KY | 2011 |
| Karen Cassidy | 1396921763 | Speech-Language Pathologist | Lockport, NY | 2008 |
| Karen Cassidy | 1538577929 | Registered Nurse | Columbia, MD | 2014 |
| Karen Cassidy, RN,LCSW | 1891977526 | Pediatric Registered Nurse | Springfield, MA | 2007 |
| Karen Cassidy, MSW, LCSW | 1992166219 | Clinical Social Worker | Middletown, CT | 2016 |
| Kari Cassidy, M.ED, ED.S. | 1164831988 | Cognitive & Behavioral Psychologist | Panama City, FL | 2014 |
| Karry Cassidy, RDH BS | 1386620623 | Dental Hygienist | Saint Louis, MO | 2005 |
| Katelyn Cassidy, SLP-CCC | 1043064587 | Speech-Language Pathologist | Wylie, TX | 2024 |
| Katelyn Cassidy, RDN | 1376370296 | Registered Dietitian | Miami, FL | 2024 |
| Katherine Cassidy, P.T. | 1043247596 | Physical Therapist | Hamilton, OH | 2006 |
| Katherine Cassidy, RD, RDN | 1205630381 | Registered Dietitian | Henrico, VA | 2025 |
| Katherine Cassidy, MD | 1356336788 | Emergency Medicine Physician | Auburn, IN | 2005 |
| Katherine Cassidy, DO | 1700401734 | Family Medicine Physician | Presque Isle, ME | 2020 |
| Katherine Cassidy, LMT | 1992263412 | Massage Therapist | Nesconset, NY | 2019 |
| Kathleen Cassidy, RBT | 1083122741 | Behavior Technician | Vestavia Hills, AL | 2018 |
| Kathleen Cassidy, NP | 1265587893 | Pediatric Nurse Practitioner | Springfield, MA | 2007 |
| Kathleen Cassidy, LMT | 1306431788 | Massage Therapist | Clearwater, FL | 2021 |
| Kathleen Cassidy, PT, DPT | 1578932281 | Physical Therapist | Sparta, NJ | 2015 |
| Kathleen Cassidy, SLP | 1578937215 | Speech-Language Pathologist | Troy, NY | 2015 |
| Kathryn Cassidy | 1013494590 | Audiologist | Southlake, TX | 2018 |
| Kathryn Cassidy, P.T. | 1376767541 | Physical Therapist | Columbia, TN | 2007 |
| Kathryn Cassidy | 1588238000 | Occupational Therapist | Perkasie, PA | 2021 |
| Kathryn Cassidy | 1831828516 | Speech-Language Pathologist | Nashville, TN | 2022 |
| Katie Cassidy, MSW | 1104753409 | Mental Health Counselor | Cape May Court House, NJ | 2026 |
| Katie Cassidy, LMT | 1215790407 | Massage Therapist | Fort Myers, FL | 2024 |
| Katy Cassidy | 1972186781 | Community Health Worker | Charleston, WV | 2021 |
| Kayla Cassidy, D.C. | 1346164670 | Chiropractor | Lufkin, TX | 2026 |
| Kayla Cassidy | 1376971796 | Physician Assistant | New York, NY | 2013 |
| Kellie-Marie Cassidy | 1568113538 | Mental Health Counselor | Mineola, NY | 2022 |
| Kelly Cassidy | 1194048330 | Case Manager/Care Coordinator | Los Lunas, NM | 2010 |
| Kelly Cassidy | 1457895245 | Electroneurodiagnostic Specialist/Technologist | Livonia, MI | 2016 |
| Kelly Cassidy | 1861797615 | Addiction (Substance Use Disorder) Counselor | Ventura, CA | 2011 |
| Kendal Cassidy, PH.D | 1306431291 | Psychologist | Tacoma, WA | 2021 |
| Kennedy Cassidy | 1053253377 | Behavior Technician | Riverbank, CA | 2026 |
| Kennedy Cassidy, APRN | 1629745534 | Family Nurse Practitioner | Oviedo, FL | 2021 |
| Kent Cassidy, D.D.S. | 1093796005 | Dentist | Minnetonka, MN | 2005 |
| Kerianne Cassidy, B.A ED., M.A. | 1881957983 | Specialist | Melville, NY | 2012 |
| Kerry Cassidy, BCBA | 1245633700 | Behavior Analyst | Glen Ellyn, IL | 2014 |
| Kevin Cassidy, M.D. | 1215196464 | Orthopaedic Surgery Physician | Great Neck, NY | 2008 |
| Kevin Cassidy, LCSW | 1629101233 | Clinical Social Worker | Holly Springs, NC | 2007 |
Source: CMS National Plan and Provider Enumeration System (NPPES) (download.cms.gov). A listing is not a recommendation: check a license with the state board (license lookups).