Providers Kevin Cassidy, D.D.S., M.S. to Heather Cassidy-Drain, RN
300 individual NPIs in the federal registry, part 3,507 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. 83 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Kevin Cassidy, D.D.S., M.S. | 1700865516 | Orthodontics and Dentofacial Orthopedics Dentistry | Topeka, KS | 2006 |
| Kevin Cassidy | 1730500224 | Counselor | Seattle, WA | 2013 |
| Kevin Cassidy, DDS | 1841393360 | Dentist | South Lake Tahoe, CA | 2006 |
| Kevin Cassidy, P.T. | 1992764104 | Physical Therapist | Cincinnati, OH | 2006 |
| Kimberly Cassidy, PT | 1033395355 | Physical Therapist | Orchard Park, NY | 2008 |
| Kimberly Cassidy | 1730720061 | Occupational Therapy Assistant | Northglenn, CO | 2019 |
| Kirstyn Cassidy, RN | 1053807255 | Adult Medicine Physician | Tampa, FL | 2018 |
| Kourtney Cassidy | 1245070614 | Critical Care Neonatal Nurse Practitioner | Bryn Mawr, PA | 2024 |
| Kristen Cassidy, LPC | 1558600023 | Mental Health Counselor | Jennings, LA | 2013 |
| Kristie Cassidy, PHARMD | 1093128985 | Pharmacist | Columbia, SC | 2014 |
| Kristin Cassidy, MD | 1366451411 | Internal Medicine Physician | Twin Lakes, WI | 2006 |
| Kristin Cassidy, MS, OTR/L | 1396044186 | Pediatric Occupational Therapist | Saint Louis, MO | 2011 |
| Kristina Cassidy, COTA/L | 1124295811 | Occupational Therapy Assistant | Reynoldsburg, OH | 2008 |
| Kyle Cassidy | 1437609138 | Addiction (Substance Use Disorder) Counselor | Portland, OR | 2016 |
| Kyle Cassidy, LCSW | 1992290696 | Social Worker | Palo Alto, CA | 2018 |
| Lacy Cassidy, BCBA | 1356797989 | Behavior Analyst | Dallas, TX | 2016 |
| Ladonya Cassidy, M.D. | 1972512747 | Child & Adolescent Psychiatry Physician | Lexington, KY | 2006 |
| Lakenya Cassidy, MA | 1992234413 | Mental Health Counselor | Hartsville, SC | 2017 |
| Laura Cassidy | 1396372546 | Driver | Fort Collins, CO | 2020 |
| Laura Cassidy, ANP | 1811268816 | Adult Health Nurse Practitioner | Patterson, NY | 2012 |
| Laura Cassidy, LPCC | 1811548621 | Professional Counselor | Frankfort, KY | 2019 |
| Laura Cassidy | 1912150723 | Pediatric Physical Therapist | Ossining, NY | 2008 |
| Laurel Cassidy, RN | 1104003888 | Psychiatric/Mental Health Registered Nurse | Nashville, TN | 2008 |
| Leiana Cassidy | 1518810019 | Behavior Technician | San Diego, CA | 2026 |
| Leslie Anne Cassidy, M.D. | 1073932489 | Rheumatology Physician | Atlanta, GA | 2014 |
| Lewis Cassidy | 1689192973 | Physical Therapist | Concord, NH | 2017 |
| Leza Cassidy | 1285386383 | Behavior Technician | Hayward, CA | 2022 |
| Liam Cassidy, DPT, CSCS | 1225832835 | Physical Therapist | Los Gatos, CA | 2025 |
| Liam Cassidy, DPT | 1881429736 | Physical Therapist | South Orange, NJ | 2024 |
| Lillian Cassidy, LMP | 1033171863 | Massage Therapist | Yakima, WA | 2006 |
| Lillian Cassidy | 1699604546 | Behavior Technician | Grain Valley, MO | 2026 |
| Linda Cassidy | 1205022787 | Registered Nurse | Casa Grande, AZ | 2007 |
| Linda Cassidy, P.T. | 1316902364 | Specialist | Cincinnati, OH | 2006 |
| Linden Cassidy, MD | 1891769519 | Psychiatry Physician | Arlington, MA | 2006 |
| Lindsay Cassidy, APRN-NP | 1083924708 | Acute Care Nurse Practitioner | Omaha, NE | 2010 |
| Lindsay Cassidy, DMD | 1184753626 | Dentist | Warwick, RI | 2007 |
| Lindsey Cassidy, M.D. | 1336553445 | Family Medicine Physician | Aurora, CO | 2014 |
| Lisa Cassidy, LCSW | 1033722251 | Clinical Social Worker | Williamsburg, VA | 2020 |
| Lisa Cassidy, RN | 1538979661 | Registered Nurse | Sioux Falls, SD | 2025 |
| Lisa Cassidy, NURSE PRACTITIONER | 1790753457 | Cardiovascular Disease Physician | Newark, NJ | 2006 |
| Lisa Cassidy, P.T. | 1801282876 | Physical Therapist | Upper Black Eddy, PA | 2015 |
| Liudmila Cassidy | 1477268464 | Adult Health Nurse Practitioner | Rock Hill, SC | 2023 |
| Lloyd Cassidy, MD | 1457795569 | Family Medicine Physician | Green Bay, WI | 2013 |
| Lori Cassidy | 1396336715 | Registered Nurse | Charlotte, NC | 2021 |
| Lynae Cassidy, RDN | 1447976048 | Registered Dietitian | Los Angeles, CA | 2022 |
| M Cassidy | 1043641533 | Case Manager/Care Coordinator | Los Angeles, CA | 2013 |
| Mackenzie Cassidy | 1619816717 | Student in an Organized Health Care Education/Training Program | Abington, PA | 2026 |
| Madison Cassidy | 1073403358 | Athletic Trainer | New Orleans, LA | 2025 |
| Malgorzata Cassidy, MA GMHS | 1386085694 | Counselor | Everett, WA | 2013 |
| Mara Cassidy | 1629957196 | Behavior Technician | Portland, OR | 2025 |
| Maranda Cassidy | 1528630142 | Pediatric Occupational Therapist | Coralville, IA | 2021 |
| Marc Cassidy, MD | 1841401130 | Anesthesiology Physician | Cincinnati, OH | 2007 |
| Margaret Cassidy, M.D. | 1164445326 | Family Medicine Physician | Farmington, NM | 2006 |
| Maria Elena Cassidy, BCBA | 1871200824 | Behavior Analyst | Virginia Beach, VA | 2022 |
| Mark Cassidy, D.M.D. | 1619004868 | Orthodontics and Dentofacial Orthopedics Dentistry | Centennial, CO | 2007 |
| Mark Cassidy, M.D. | 1619081932 | Cardiovascular Disease Physician | New Orleans, LA | 2006 |
| Mark Cassidy | 1801669866 | Community Health Worker | Prestonsburg, KY | 2023 |
| Marla Cassidy | 1366636680 | Speech-Language Pathologist | Mesa, AZ | 2007 |
| Martin Cassidy, MSW | 1457405649 | Mental Health Counselor | Bremerton, WA | 2007 |
| Mary Cassidy, ARNP | 1528202199 | Adult Health Nurse Practitioner | Topeka, KS | 2009 |
| Mary Cassidy, N.P. | 1568438729 | Adult Health Nurse Practitioner | Brookline, MA | 2006 |
| Mary Cassidy, MFT | 1588700298 | Marriage & Family Therapist | Los Gatos, CA | 2007 |
| Mary Cassidy, LPCC, ATR | 1811522337 | Mental Health Counselor | Cleveland, OH | 2020 |
| Mary Ellen Cassidy, PA | 1114101615 | Physician Assistant | Great Neck, NY | 2007 |
| Maryann Cassidy | 1538096359 | Physical Therapy Assistant | Fort Lauderdale, FL | 2026 |
| Marylou Cassidy, APRN | 1689934945 | Family Nurse Practitioner | Dublin, NH | 2012 |
| Marzieh Cassidy | 1427306158 | Case Manager/Care Coordinator | Bernalillo, NM | 2012 |
| Matt Cassidy, DPT | 1285095190 | Pediatric Physical Therapist | Frankfort, IL | 2016 |
| Maura Cassidy, LGSW | 1225480866 | Social Worker | Baltimore, MD | 2016 |
| Maureen Cassidy, MS, LMFT, LADC | 1275674335 | Marriage & Family Therapist | Waterbury, CT | 2007 |
| Maureen Cassidy | 1366586265 | Speech/Language/Hearing Specialist/Technologist | Claymont, DE | 2007 |
| Maureen Cassidy, MS ED | 1386906683 | Specialist | Wappingers Falls, NY | 2012 |
| McKenzie Cassidy, M.S.-CCC-SLP | 1922598911 | Speech-Language Pathologist | Louisville, KY | 2018 |
| Meagan Cassidy, LCPC | 1295306074 | Mental Health Counselor | Glenview, IL | 2021 |
| Megan Cassidy | 1043045990 | Behavior Technician | Marlborough, MA | 2024 |
| Megan Cassidy, PH.D., LP | 1083923239 | Clinical Psychologist | Rochester, MN | 2010 |
| Megan Cassidy, MD | 1144353582 | Gynecology Physician | North Chesterfield, VA | 2007 |
| Megan Cassidy, DPT | 1184382186 | Physical Therapist | Seekonk, MA | 2021 |
| Megan Cassidy, LMHC | 1417654559 | Mental Health Counselor | Palm Beach Gardens, FL | 2023 |
| Megan Cassidy, OTR/L | 1467818195 | Occupational Therapist | Santa Barbara, CA | 2016 |
| Megan Cassidy, DPT | 1609179332 | Physical Therapist | Decatur, GA | 2010 |
| Megan Cassidy | 1710875497 | Adult Companion | Kearney, NE | 2025 |
| Megan Cassidy, PHARMD | 1902405111 | Pharmacist | Moore, SC | 2020 |
| Megan Cassidy, LPC | 1932570785 | Professional Counselor | Oconomowoc, WI | 2015 |
| Meghan Cassidy, L.M.S.W. | 1528359882 | Clinical Social Worker | Valdosta, GA | 2011 |
| Meghan Cassidy, MAPC, LPC | 1649594607 | Professional Counselor | Mesa, AZ | 2010 |
| Meghan Cassidy, STUDENT | 1689487969 | Professional Counselor | Colorado Springs, CO | 2025 |
| Melanie Cassidy, RN | 1417893785 | Medical-Surgical Registered Nurse | Madison, WI | 2026 |
| Melanie Cassidy | 1790426724 | Behavior Technician | Baltimore, MD | 2022 |
| Melanie Cassidy, OTR/L | 1962900084 | Occupational Therapist | Baltimore, MD | 2018 |
| Melinda Cassidy | 1760945190 | Clinical Social Worker | Olney, MD | 2019 |
| Melissa Cassidy, OTR/L | 1194337279 | Occupational Therapist | New Haven, CT | 2020 |
| Melissa Cassidy, MA CCC-SLP | 1346621729 | Speech-Language Pathologist | Saint Joseph, MI | 2015 |
| Meredith Cassidy, MD | 1043251572 | Obstetrics & Gynecology Physician | Colorado Springs, CO | 2006 |
| Meribeth Cassidy, MS OTR/L | 1780953513 | Occupational Therapist | Arlington Heights, IL | 2011 |
| Michael Cassidy, M.D. | 1114186905 | Surgical Oncology Physician | Boston, MA | 2008 |
| Michael Cassidy, RBT | 1295454452 | Behavior Technician | Broomall, PA | 2022 |
| Michael Cassidy, LCSW | 1427858141 | Clinical Social Worker | Tallahassee, FL | 2025 |
| Michael Cassidy, MA, LAC | 1518410109 | Addiction (Substance Use Disorder) Counselor | Great Falls, MT | 2016 |
| Michael Cassidy, MD | 1558381939 | Emergency Medicine Physician | Dickinson, ND | 2006 |
| Michael Cassidy, MD | 1588757371 | Adult Reconstructive Orthopaedic Surgery Physician | Annandale, VA | 2006 |
| Michael Cassidy, MD | 1669173985 | Plastic Surgery Physician | Chicago, IL | 2023 |
| Michael Cassidy, M.D. | 1780673442 | Specialist | Berkeley, CA | 2005 |
| Michael Cassidy, M.D. | 1790707107 | Gastroenterology Physician | Sellersville, PA | 2006 |
| Michele Cassidy | 1366167041 | Personal Care Attendant | Omaha, NE | 2022 |
| Michelle Cassidy | 1083585798 | Doula | Fairview, CA | 2025 |
| Michelle Cassidy | 1346387065 | Pharmacist | Phila, PA | 2007 |
| Michelle Cassidy | 1699589523 | Personal Care Attendant | Fairmont, NE | 2025 |
| Michelle Cassidy, M.ED., RBT | 1851254106 | Behavior Technician | Queen Creek, AZ | 2025 |
| Mickie Cassidy, LSA, CSFA | 1033455530 | Surgery Physician | Austin, TX | 2013 |
| Mikaela Cassidy, MS SLP | 1083109920 | Speech-Language Pathologist | Hampton Falls, NH | 2018 |
| Molly Cassidy, R.N. | 1629452172 | Community Health Registered Nurse | Asheville, NC | 2015 |
| Molly Cassidy, BS, RRT, RCP, AE-C | 1750849055 | Registered Respiratory Therapist | Asheville, NC | 2019 |
| Molly Cassidy, CRNP | 1952982076 | Nurse Practitioner | Fountain Hill, PA | 2021 |
| Monica Cassidy | 1417428558 | Occupational Therapy Assistant | New Hyde Park, NY | 2018 |
| Morgan Cassidy, DO | 1689252454 | Physical Medicine & Rehabilitation Physician | Twin Falls, ID | 2021 |
| Nancy Cassidy, LPC CADC | 1124482690 | Counselor | Paoli, PA | 2016 |
| Nancy Cassidy, COTA/L | 1639892227 | Hearing Instrument Specialist | Naples, FL | 2022 |
| Nathan Cassidy | 1407731771 | Athletic Trainer | Randleman, NC | 2025 |
| Nathan Cassidy, MA, LPC, LCAS, NCC | 1609027937 | Mental Health Counselor | Greensboro, NC | 2008 |
| Nathan Cassidy, PT, DPT | 1700737921 | Physical Therapist | Boca Raton, FL | 2026 |
| Nevaeh Cassidy, LMT | 1588422570 | Massage Therapist | Vancouver, WA | 2024 |
| Nicholas Cassidy, MD | 1215877915 | Student in an Organized Health Care Education/Training Program | Tampa, FL | 2026 |
| Nicholas Cassidy, MPT | 1306612890 | Physical Therapist | Westwood, NJ | 2023 |
| Nichole Cassidy | 1154095701 | Marriage & Family Therapist | San Diego, CA | 2021 |
| Nicole Cassidy, PSYD | 1689981334 | Clinical Psychologist | Saint Louis, MO | 2010 |
| Nicole Cassidy | 1992121651 | Professional Counselor | Cherry Hill, NJ | 2014 |
| Nikolaus Cassidy, DMD | 1063132470 | Dentist | Jamison, PA | 2022 |
| Noah Cassidy, MD | 1366202400 | Student in an Organized Health Care Education/Training Program | Saint Louis, MO | 2024 |
| Noel Cassidy, PHARMD, LCSW | 1285884510 | Pharmacist | Colorado Springs, CO | 2008 |
| Nolan Cassidy, PT, DPT | 1902286388 | Physical Therapist | Roseville, CA | 2015 |
| Olivia Cassidy, LSW | 1639998792 | Social Worker | Rockaway, NJ | 2024 |
| Paige Cassidy | 1205454394 | Occupational Therapist | Portsmouth, OH | 2020 |
| Paige Cassidy, CPM, RM | 1609595131 | Midwife | Denver, CO | 2022 |
| Paige Cassidy, MD | 1902485378 | Internal Medicine Physician | Grand Rapids, MI | 2021 |
| Paola Cassidy | 1710214085 | Nutritionist | Bakersfield, CA | 2009 |
| Patricia Cassidy, DPT | 1346550159 | Physical Therapist | Ellsworth Afb, SD | 2010 |
| Patricia Cassidy, PH.D. | 1407107329 | Clinical Psychologist | Larchmont, NY | 2012 |
| Patricia Cassidy | 1629089438 | Certified Registered Nurse Anesthetist | Oklahoma City, OK | 2006 |
| Patricia Cassidy, L.AC. | 1992990352 | Acupuncturist | Brooklyn, NY | 2007 |
| Patrick Cassidy, P.A.-C | 1063666824 | Physician Assistant | Fountain, CO | 2008 |
| Patrick Cassidy, PSYCH TECH | 1114350592 | Licensed Psychiatric Technician | Arroyo Grande, CA | 2013 |
| Patrick Cassidy | 1134612948 | Optometrist | Pompano Beach, FL | 2018 |
| Patrick Cassidy, D.M.D | 1215065990 | General Practice Dentistry | Cary, NC | 2007 |
| Patrick Cassidy, LSW | 1326075896 | Clinical Social Worker | Greensburg, PA | 2006 |
| Patrick Cassidy | 1396173993 | Counselor | San Francisco, CA | 2013 |
| Patrick Cassidy, LCMHC | 1851000806 | Mental Health Counselor | Montpelier, VT | 2022 |
| Patti Cassidy, PC | 1487713517 | Professional Counselor | Sandusky, OH | 2006 |
| Paul Cassidy | 1003071267 | Professional Counselor | San Antonio, TX | 2008 |
| Paul Cassidy, BA, QP, CSAC | 1205392156 | Addiction (Substance Use Disorder) Counselor | Asheville, NC | 2019 |
| Paul Cassidy | 1326894940 | Personal Care Attendant | Petersburg, WV | 2024 |
| Paul Cassidy, LCSW | 1487891941 | Clinical Social Worker | College Station, TX | 2009 |
| Paul Cassidy, MSW | 1922187335 | Clinical Social Worker | New Bedford, MA | 2006 |
| Paz Cassidy, MA 37721 | 1649582123 | Massage Therapist | Boca Raton, FL | 2010 |
| Peter Cassidy, PT | 1477666519 | Physical Therapist | Charlotte, NC | 2006 |
| Peyton Cassidy, PA-C | 1568230019 | Medical Physician Assistant | Annapolis, MD | 2023 |
| Quinn Cassidy, MSW, LCSW-C | 1346595550 | Social Worker | Bethesda, MD | 2012 |
| Rachel Cassidy | 1457921181 | Occupational Therapist | Baltimore, MD | 2021 |
| Randall Cassidy, CNP | 1629229539 | Adult Health Nurse Practitioner | Elyria, OH | 2008 |
| Randy Cassidy, LCSW-C | 1609046952 | Clinical Social Worker | Chestertown, MD | 2008 |
| Raquel Cassidy | 1578426771 | Behavior Technician | Concord, NC | 2025 |
| Reagan Cassidy, MED., BCBA | 1134446453 | Behavior Analyst | Peabody, MA | 2010 |
| Rebecca Cassidy, OTR | 1578738779 | Occupational Therapist | Glenview, IL | 2008 |
| Regina Cassidy, RPH, PHARMD,MS, BCPS | 1548263841 | Pharmacotherapy Pharmacist | Murfreesboro, TN | 2005 |
| Regina Cassidy, QMHS | 1780391888 | Case Manager/Care Coordinator | Athens, OH | 2022 |
| Renee Cassidy, M.S. | 1023157377 | Speech-Language Pathologist | Marana, AZ | 2007 |
| Renee Cassidy, MD | 1497890719 | Internal Medicine Physician | West Chester, PA | 2007 |
| Renee Cassidy, C.O.T.A. | 1720422629 | Occupational Therapy Assistant | Port Charlotte, FL | 2013 |
| Richard Cassidy, MD | 1427391861 | Radiation Oncology Physician | Jacksonville, FL | 2013 |
| Rita Cassidy | 1083156574 | Psychiatric/Mental Health Registered Nurse | Cleveland, OH | 2016 |
| Robert Cassidy, M.D. | 1033170659 | Orthopaedic Surgery Physician | Martinsville, VA | 2006 |
| Robert Cassidy, DDS | 1104924307 | Dentist | Milwaukee, WI | 2006 |
| Robert Cassidy, MD | 1265407803 | Anesthesiology Physician | Portland, OR | 2006 |
| Robert Cassidy, LICSW | 1669619664 | Addiction (Substance Use Disorder) Counselor | Maynard, MA | 2009 |
| Robert Cassidy, PHARMD | 1750788832 | Pharmacist | Montgomery, AL | 2014 |
| Robin Cassidy, APRN | 1215968789 | Nurse Practitioner | Apex, NC | 2006 |
| Robyn Cassidy | 1386391936 | Family Nurse Practitioner | Chicago, IL | 2022 |
| Ronald Cassidy, LPC-S | 1083987820 | Professional Counselor | Myrtle Beach, SC | 2012 |
| Rosalie Cassidy, MD | 1538681622 | Family Medicine Physician | Cedar Park, TX | 2017 |
| Rose Cassidy, N.P. | 1215049309 | Nurse Practitioner | New Hyde Park, NY | 2006 |
| Rose Cassidy, NP | 1346218617 | Family Nurse Practitioner | Tacoma, WA | 2006 |
| Ruth Cassidy, PHARMD | 1295349454 | Pharmacist | Bronx, NY | 2020 |
| Ruth Cassidy, LMSW | 1811197296 | Clinical Social Worker | Temple, TX | 2007 |
| Ryan Cassidy, DDS | 1104703354 | Dentist | Orland Park, IL | 2025 |
| Ryan Cassidy, MD | 1588760177 | Orthopaedic Trauma Physician | Lexington, KY | 2006 |
| Ryan Cassidy, MD | 1689377970 | Surgery Physician | Boston, MA | 2023 |
| Ryan Cassidy, M.D., PH.D. | 1811517618 | Psychiatry Physician | Houston, TX | 2020 |
| Ryan Cassidy, PHARMD | 1912502691 | Pharmacist | Carlisle, PA | 2020 |
| Sabrina Cassidy, ARNP | 1366996076 | Family Nurse Practitioner | Atlanta, GA | 2016 |
| Sally Cassidy, LCSW | 1407929102 | Clinical Social Worker | Los Angeles, CA | 2006 |
| Samantha Cassidy | 1902470735 | Behavior Technician | Longmont, CO | 2021 |
| Samuel Cassidy | 1023495082 | Behavior Analyst | Bellingham, WA | 2015 |
| Sandra Cassidy | 1285231449 | Personal Care Attendant | Parsons, WV | 2020 |
| Sara Cassidy, DDS | 1396975660 | Dentist | Seattle, WA | 2009 |
| Sara Cassidy | 1861348633 | Student in an Organized Health Care Education/Training Program | Winston Salem, NC | 2026 |
| Sarah Cassidy, PA-C | 1134587546 | Surgical Physician Assistant | Milwaukee, WI | 2016 |
| Sarah Cassidy | 1447149042 | Physical Therapist | Denver, CO | 2025 |
| Sarah Cassidy, ND | 1528419413 | Naturopath | Sultan, WA | 2016 |
| Sarah Cassidy, BBA, CPRC | 1700584109 | Case Manager/Care Coordinator | Midland, MI | 2023 |
| Sarah Cassidy | 1750213344 | Social Worker | New York, NY | 2026 |
| Sarah Cassidy, RN, IBCLC, LMP | 1821538208 | Registered Nurse | Tumwater, WA | 2017 |
| Savana Cassidy | 1194391904 | Behavior Technician | Lutz, FL | 2021 |
| Savannah Cassidy | 1720655640 | Personal Care Attendant | Barboursville, WV | 2021 |
| Scott Cassidy, MD | 1164403937 | Surgery Physician | Ashland, AL | 2005 |
| Scott Cassidy, LPC | 1164676706 | Professional Counselor | Colorado Springs, CO | 2008 |
| Scott Cassidy, M.D. | 1538128012 | Family Medicine Physician | Asheville, NC | 2006 |
| Scotti Cassidy, LCSW | 1598268641 | Clinical Social Worker | Palm Springs, CA | 2018 |
| Sean Cassidy, DO | 1063351997 | Student in an Organized Health Care Education/Training Program | Kansas City, MO | 2026 |
| Shannon Cassidy, BSW | 1285295568 | Mental Health Counselor | Laconia, NH | 2019 |
| Shannon Cassidy | 1508606914 | Occupational Therapist | Southbury, CT | 2024 |
| Shantina Cassidy, FNP-C | 1144861840 | Family Nurse Practitioner | Greensboro, NC | 2019 |
| Shari Cassidy, PT | 1225137854 | Physical Therapist | Frankfort, IL | 2006 |
| Sharon Cassidy, M.D. | 1124069166 | Pulmonary Disease Physician | Garland, TX | 2006 |
| Sharon Cassidy | 1528603685 | Case Manager/Care Coordinator | Dayton, OH | 2019 |
| Sharon Cassidy, RN | 1831482124 | Registered Nurse | Mount Orab, OH | 2011 |
| Shea Cassidy | 1477977320 | General Care Certified Respiratory Therapist | Los Angeles, CA | 2014 |
| Shelagh Cassidy, LCSW | 1467445056 | Clinical Social Worker | Lexington, KY | 2005 |
| Shelby Cassidy | 1225990872 | Speech-Language Pathologist | Lansdale, PA | 2025 |
| Shelia Cassidy, PSYD | 1386658037 | Clinical Psychologist | Eglin Afb, FL | 2006 |
| Sherri Cassidy, R.N. | 1215481130 | Registered Nurse | Troy, NY | 2016 |
| Sherri Cassidy, NURSE PRACTITIONER | 1750057253 | Family Nurse Practitioner | Ehrhardt, SC | 2021 |
| Shylah Cassidy | 1104772888 | Certified Registered Nurse Anesthetist | Elysian, MN | 2026 |
| Sidney Cassidy | 1184571382 | Speech-Language Pathologist | Greensboro, NC | 2026 |
| Siobhan Cassidy, N.P. | 1073521464 | Neonatal Nurse Practitioner | Stony Brook, NY | 2006 |
| Siobhan Cassidy, LCSW | 1326701541 | Clinical Social Worker | San Diego, CA | 2021 |
| Siobhan Cassidy, MS CCC-SLP | 1932658747 | Speech-Language Pathologist | Landing, NJ | 2016 |
| Solomon Cassidy, RBT | 1508445727 | Behavior Technician | Jackson, WY | 2021 |
| Staci Cassidy, NP | 1043892920 | Family Nurse Practitioner | Hartsville, SC | 2021 |
| Stefani Cassidy, M.S. CCC-SLP, TSSLD | 1013531664 | Speech-Language Pathologist | Albertson, NY | 2020 |
| Stephan Cassidy, O.D. | 1679630867 | Optometrist | Issaquah, WA | 2007 |
| Stephanie Cassidy, MS OTR/L | 1013416775 | Occupational Therapist | Media, PA | 2018 |
| Stephanie Cassidy, CCC-SLP | 1689363731 | Speech-Language Pathologist | Tinton Falls, NJ | 2023 |
| Stephanie Cassidy, PHARMD | 1790152270 | Pharmacist | Salem, OR | 2015 |
| Stephanie Cassidy | 1881303063 | Counselor | Buffalo, NY | 2022 |
| Stephen Cassidy, PHD | 1104978998 | Clinical Psychologist | Fort Collins, CO | 2007 |
| Stephen Cassidy, M.D. | 1316471444 | Anesthesiology Physician | Seattle, WA | 2017 |
| Steven Cassidy, MD | 1336149392 | Pediatric Cardiology Physician | Columbus, OH | 2005 |
| Summer Cassidy | 1508694290 | Behavior Technician | Lake Bluff, IL | 2024 |
| Surayah Cassidy | 1336084755 | Behavior Technician | Altamonte Springs, FL | 2026 |
| Susan Cassidy, MD | 1245628023 | Internal Medicine Physician | Naples, FL | 2015 |
| Susan Cassidy, ANP | 1295732428 | Licensed Practical Nurse | Tucson, AZ | 2005 |
| Suzanne Cassidy, MD | 1043328115 | Clinical Genetics (M.D.) Physician | Fresno, CA | 2006 |
| Suzanne Cassidy, NP | 1932399235 | Pediatric Nurse Practitioner | Charlottesville, VA | 2007 |
| Tammi Cassidy, LPC | 1275088577 | Professional Counselor | Oshkosh, WI | 2016 |
| Tara Cassidy, MA, NBCHWC | 1235708017 | Health & Wellness Coach | Frederick, MD | 2021 |
| Tara Cassidy, SLP | 1477601755 | Speech-Language Pathologist | Stillwater, MN | 2007 |
| Taylor Cassidy, PA-C | 1467947184 | Orthopaedic Surgery Physician | Nashua, NH | 2018 |
| Terrence Cassidy, RN | 1851144075 | Addiction (Substance Use Disorder) Registered Nurse | Chester, PA | 2024 |
| Terri Cassidy | 1306045943 | Physical Therapist | Rockville, MD | 2007 |
| Terry Cassidy, CSW | 1457561516 | Mental Health Counselor | Savannah, GA | 2007 |
| Theresa Cassidy, OD | 1124511266 | Optometrist | Memphis, TN | 2018 |
| Theresa Cassidy, OTD, OTR | 1548214760 | Occupational Therapist | Colorado Springs, CO | 2006 |
| Therese Cassidy | 1871813626 | Case Manager/Care Coordinator | Santa Fe, NM | 2010 |
| Thomas Cassidy, RPH | 1013128487 | Pharmacist | Stratford, NJ | 2007 |
| Thomas Cassidy, MD | 1174612295 | Internal Medicine Physician | Edison, NJ | 2006 |
| Thomas Cassidy | 1205569720 | Marriage & Family Therapist | Santa Rosa, CA | 2022 |
| Thomas Cassidy, MD | 1376501999 | Internal Medicine Physician | Cheyenne, WY | 2006 |
| Thomas Cassidy, D.O. | 1518168327 | Hospitalist Physician | Bangor, ME | 2007 |
| Thomas Cassidy, O.D. | 1649324096 | Optometrist | Canton, MI | 2007 |
| Tiffany Cassidy, NP | 1932629979 | Nurse Practitioner | Ann Arbor, MI | 2017 |
| Timothy Cassidy | 1750948287 | Physician Assistant | Albany, NY | 2019 |
| Timothy Cassidy, NP-C | 1841760816 | Adult Health Nurse Practitioner | Lake City, FL | 2018 |
| Timothy Cassidy, D.O. | 1861465445 | Gastroenterology Physician | Lackland A F B, TX | 2006 |
| Tina Cassidy | 1588250195 | Personal Care Attendant | Wheeling, WV | 2020 |
| Todd Cassidy, LICSW | 1073891834 | Clinical Social Worker | Providence, RI | 2011 |
| Tommie Cassidy, NP | 1982861621 | Family Nurse Practitioner | Springhill, LA | 2008 |
| Toni Cassidy, PMHNP | 1710733662 | Psychiatric/Mental Health Nurse Practitioner | Orlando, FL | 2024 |
| Toni Cassidy, PTA | 1962730069 | Physical Therapy Assistant | Kokomo, IN | 2009 |
| Tonya Cassidy, PHARMD | 1386247278 | Pharmacist | Lunenburg, MA | 2020 |
| Traci Cassidy, PT | 1508298043 | Physical Therapist | Las Vegas, NV | 2013 |
| Trisha Cassidy, LCSW | 1275606451 | Social Worker | San Francisco, CA | 2006 |
| Tyler Cassidy, PA-C | 1518308907 | Medical Physician Assistant | Raleigh, NC | 2013 |
| Ugne Cassidy, D.O. | 1538466537 | Emergency Medicine Physician | Grand Junction, CO | 2011 |
| Valerie Cassidy, RN | 1053748970 | Registered Nurse | Rutland, VT | 2013 |
| Valerie Cassidy | 1568320489 | Mental Health Counselor | Vista, CA | 2026 |
| Victoria Cassidy, LIMHP | 1043639594 | Professional Counselor | Omaha, NE | 2014 |
| Victoria Cassidy, PHYSICIAN ASSISTANT | 1609390913 | Physician Assistant | Miami, FL | 2017 |
| Vincent Cassidy, MD | 1518596600 | Radiation Oncology Physician | Roanoke, VA | 2020 |
| Virginia Cassidy, RDN, LDN, CNSC, NWCC | 1124817085 | Registered Dietitian | Burlington, MA | 2025 |
| Virginia Cassidy | 1558057224 | Mental Health Counselor | Huntington, NY | 2023 |
| Virginia Cassidy, OTR/L | 1619118114 | Occupational Therapist | Glenview, IL | 2009 |
| Virnaliza Cassidy, M.D. | 1295751543 | Pediatrics Physician | Plymouth, MA | 2006 |
| Wendy Cassidy, RN | 1861920795 | Registered Nurse | Tuba City, AZ | 2017 |
| William Cassidy, M.D. | 1114959384 | Internal Medicine Physician | Annapolis, MD | 2006 |
| William Cassidy, MD | 1194748038 | Cardiovascular Disease Physician | Baton Rouge, LA | 2006 |
| William Cassidy, R.R.T. | 1366534752 | Registered Respiratory Therapist | Gainesville, FL | 2006 |
| William Cassidy, MD | 1740260306 | Pediatrics Physician | Vienna, VA | 2006 |
| Zachary Cassidy, BA, RBT | 1891350468 | Behavior Technician | Lexington, KY | 2019 |
| Kathleen Cassidy Brammer, LMSW | 1215201538 | Social Worker | Freeport, NY | 2012 |
| Tara Cassidy Buettner, BCBA | 1417734302 | Behavior Analyst | De Pere, WI | 2023 |
| Logan Cassidy Cortez | 1902652027 | Behavior Technician | Frisco, TX | 2024 |
| Erin Cassidy Eagle, PH.D. | 1396121653 | Clinical Psychologist | Palo Alto, CA | 2015 |
| Shannon Cassidy Reed, LCSW | 1134398290 | Clinical Social Worker | Fairfax, VA | 2008 |
| Lisa Cassidy Stultz, MS CCCSLP | 1568651107 | Speech-Language Pathologist | Avon, IN | 2007 |
| Angelique Cassidy-Borst, MA, LMFT | 1982892998 | Marriage & Family Therapist | Oakland, CA | 2007 |
| Marie Cassidy-Brinn, ARNP | 1477520450 | Women's Health Nurse Practitioner | Renton, WA | 2006 |
| Andrea Cassidy-Bushrow, M.S., M.P.H., PH.D. | 1922107051 | Biostatiscian | Detroit, MI | 2006 |
| Deborah Cassidy-Charron, PH.D. | 1609074996 | Clinical Psychologist | Armonk, NY | 2007 |
| Katharine Cassidy-Devito, CNM | 1083932701 | Advanced Practice Midwife | Elmira, NY | 2010 |
| Heather Cassidy-Drain, RN | 1982264776 | General Practice Registered Nurse | Avon, OH | 2019 |
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).