Providers Amanda Callaci, PHARMD to Amy Callahan, LCSW
300 individual NPIs in the federal registry, part 3,165 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. 93 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Amanda Callaci, PHARMD | 1144690330 | Pharmacist | Batavia, IL | 2015 |
| Camila Callaci | 1992685333 | Behavior Technician | Sacramento, CA | 2025 |
| Catherine Callaci, MA | 1548034598 | Student in an Organized Health Care Education/Training Program | Loma Linda, CA | 2023 |
| Juliano Callaci, DC | 1013075340 | Chiropractor | Capitola, CA | 2006 |
| Ronn Callada | 1083082119 | Adult Health Nurse Practitioner | New York, NY | 2015 |
| Heidi Calladine, OD | 1720154115 | Optometrist | Warrenton, VA | 2006 |
| Tess Calladine, PNP-AC | 1902563810 | Acute Care Nurse Practitioner | San Francisco, CA | 2021 |
| Patricia Calladine McCallister, MSN, APRN | 1073835146 | Acute Care Nurse Practitioner | Spartanburg, SC | 2010 |
| Aristotle Callado, DO | 1144843970 | Emergency Medicine Physician | Sherman, TX | 2020 |
| Cindy Callado, RN | 1508553850 | Ambulatory Care Registered Nurse | East Los Angeles, CA | 2023 |
| Maria Elenita Callado, NP | 1467609727 | Acute Care Nurse Practitioner | Arcadia, CA | 2008 |
| Richard Callado, PMHNP | 1952962227 | Psychiatric/Mental Health Nurse Practitioner | New York, NY | 2019 |
| Deborah Callagain | 1396516571 | Behavior Analyst | Baton Rouge, LA | 2024 |
| Marie Callagain | 1114388428 | Mental Health Counselor | Baton Rouge, LA | 2016 |
| Alexis Callaghan | 1760087274 | Behavior Technician | Thurmont, MD | 2020 |
| Alicia Callaghan | 1972849958 | Psychiatric/Mental Health Registered Nurse | Fairhope, AL | 2012 |
| Alison Callaghan | 1407794167 | Behavior Technician | Ann Arbor, MI | 2026 |
| Amy Callaghan | 1134080492 | Behavior Technician | San Diego, CA | 2025 |
| Amy Callaghan, DO | 1215924964 | Internal Medicine Physician | Sioux City, IA | 2005 |
| Andrew Callaghan, DC | 1679282750 | Chiropractor | Omaha, NE | 2022 |
| Anna Callaghan | 1144062613 | Registered Nurse | Denver, CO | 2024 |
| Anne Callaghan, MD | 1023032323 | Pediatrics Physician | Springfield, PA | 2006 |
| Blair Callaghan, PT, DPT | 1750834487 | Orthopedic Physical Therapist | Seattle, WA | 2016 |
| Bonnie Callaghan, LPN | 1154860807 | Licensed Practical Nurse | Horsham, PA | 2017 |
| Brian Callaghan, MD | 1619032901 | Neurology Physician | Ann Arbor, MI | 2006 |
| Bridget Callaghan, MSW | 1184716086 | Clinical Social Worker | Traverse City, MI | 2006 |
| Bridgette Callaghan, LCSW | 1871056663 | Clinical Social Worker | Jackson Heights, NY | 2019 |
| Bronwen Callaghan, LPC | 1396499356 | Professional Counselor | Blue Bell, PA | 2022 |
| Caitlin Callaghan | 1538542527 | Social Worker | Madison, WI | 2015 |
| Caitlin Callaghan, M.D. | 1780110197 | Internal Medicine Physician | Philadelphia, PA | 2017 |
| Caitlyn Callaghan | 1861053555 | Behavior Technician | Hartsdale, NY | 2019 |
| Cameron Callaghan, MD | 1861933046 | Radiation Oncology Physician | Rochester, MN | 2017 |
| Camillia Callaghan | 1760249973 | Licensed Practical Nurse | Freeport, NY | 2024 |
| Candace Callaghan, LPC, NCC | 1205179124 | Professional Counselor | New Orleans, LA | 2013 |
| Carly Callaghan | 1821499534 | Student in an Organized Health Care Education/Training Program | Yonkers, NY | 2014 |
| Carol Callaghan, MA, SLP-CCC | 1457690935 | Speech-Language Pathologist | San Francisco, CA | 2013 |
| Cassandra Callaghan, MA, CCC-SLP | 1083965578 | Speech-Language Pathologist | Issaquah, WA | 2012 |
| Catherine Callaghan, D.C. | 1447640735 | Chiropractor | Orlando, FL | 2015 |
| Catherine Callaghan, PNP | 1730140799 | Nurse Practitioner | Walpole, MA | 2006 |
| Caylor Callaghan, CRNP | 1336717610 | Family Nurse Practitioner | West Chester, PA | 2021 |
| Chantal Callaghan, RBT | 1801461447 | Behavior Technician | Lake Mary, FL | 2021 |
| Charles Callaghan | 1477225126 | Physical Therapy Assistant | Wilton Manors, FL | 2021 |
| Charles Callaghan, MD | 1649369489 | Internal Medicine Physician | Saint Paul, MN | 2006 |
| Cheryl Callaghan, M.D. | 1801841457 | Obstetrics & Gynecology Physician | Pocatello, ID | 2006 |
| Christina Callaghan, R.PH. | 1386851830 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Bay City, MI | 2007 |
| Christine Callaghan, CNP | 1518275361 | Nurse Practitioner | Toledo, OH | 2010 |
| Claire Callaghan | 1285488452 | Registered Dietitian | Rockaway, NJ | 2024 |
| Clay Callaghan, DO | 1104610484 | Student in an Organized Health Care Education/Training Program | Santa Barbara, CA | 2025 |
| Colleen Callaghan, MD | 1932542800 | Pediatrics Physician | West Sacramento, CA | 2013 |
| Corrine Callaghan, LCSW | 1477861870 | Clinical Social Worker | Skokie, IL | 2010 |
| Courtney Callaghan, MS | 1760211973 | Mental Health Counselor | Sarasota, FL | 2024 |
| Crista Callaghan, NP | 1578972279 | Adult Health Nurse Practitioner | Longmeadow, MA | 2014 |
| Cynthia Callaghan, LCSW | 1497896476 | Clinical Social Worker | Fresno, CA | 2007 |
| Cynthia Callaghan | 1851749584 | Pediatric Nurse Practitioner | Homestead, PA | 2016 |
| Daniel Callaghan, MD | 1124032941 | Family Medicine Physician | Rocky Hill, CT | 2006 |
| Daniel Callaghan, D.D.S. | 1205024767 | Dentist | Ventura, CA | 2007 |
| Daniel Callaghan, MD | 1376654004 | Otolaryngology/Facial Plastic Surgery Physician | New Castle, PA | 2006 |
| Daniel Callaghan, M.D. | 1396710208 | Anesthesiology Physician | Wilkes Barre, PA | 2006 |
| Daniel Callaghan | 1629496872 | Dermatology Physician | Denver, CO | 2014 |
| Daniel Callaghan | 1669242772 | Addiction (Substance Use Disorder) Counselor | Columbus, OH | 2024 |
| Danielle Callaghan, LCPC, ALMFT | 1659960367 | Mental Health Counselor | Chicago, IL | 2021 |
| David Callaghan | 1174094023 | Behavior Technician | Andover, MA | 2018 |
| David Callaghan, PT | 1851629117 | Physical Therapist | Houghton, MI | 2009 |
| Deborah Callaghan, MSW | 1336236603 | Social Worker | Binghamton, NY | 2006 |
| Deborah Callaghan | 1679680847 | Physical Therapist | Palatine, IL | 2006 |
| Deidre Callaghan, PTA | 1063780880 | Physical Therapy Assistant | Elmira, NY | 2011 |
| Diane Callaghan | 1881788529 | Clinical Social Worker | Santa Ana, CA | 2006 |
| Dymphna Callaghan, RD | 1568445930 | Registered Dietitian | Jenkintown, PA | 2005 |
| Edward Callaghan, M.D. | 1013969211 | Anatomic Pathology & Clinical Pathology Physician | Jackson, WY | 2006 |
| Edward Callaghan, PH.D | 1538282363 | Clinical Psychologist | Ogdensburg, NJ | 2007 |
| Elaine Callaghan | 1306362603 | Speech-Language Pathologist | Erie, PA | 2017 |
| Elizabeth Callaghan, MD | 1164405692 | Family Medicine Physician | Milwaukie, OR | 2005 |
| Emily Callaghan | 1407232325 | Clinical Social Worker | Fulton, MD | 2015 |
| Emily Callaghan | 1588147664 | Massage Therapist | Sandpoint, ID | 2018 |
| Eric Callaghan, MD | 1528056488 | Diagnostic Radiology Physician | Marshfield, WI | 2005 |
| Frances Callaghan, MS ED | 1679914709 | Specialist | Brooklyn, NY | 2013 |
| Gail Callaghan, DDS | 1255829065 | Dentist | Troy, MI | 2018 |
| Gayle Callaghan, ATR-BC, LMFT, PSY.D. | 1649302944 | Psychologist | Montebello, CA | 2007 |
| Hannah Callaghan | 1306642970 | Personal Care Attendant | Omaha, NE | 2025 |
| Heather Callaghan, MS | 1629498399 | Mental Health Counselor | Hyannis, MA | 2014 |
| Ian Callaghan | 1528404472 | Counselor | San Francisco, CA | 2013 |
| Ingrid Callaghan | 1821229147 | Licensed Practical Nurse | Bronx, NY | 2009 |
| Jacqueline Callaghan | 1063281400 | Pharmacist | West Hartford, CT | 2023 |
| Jade Callaghan | 1518720606 | Mental Health Counselor | Seattle, WA | 2024 |
| Jaime Callaghan, DNP, FNP-BC | 1982029542 | Family Nurse Practitioner | Williston, VT | 2014 |
| James Callaghan, MD | 1043206840 | Emergency Medicine Physician | Marrero, LA | 2005 |
| James Callaghan, MD | 1528275443 | Family Medicine Physician | Lewisburg, PA | 2007 |
| James Callaghan, M.D. | 1790755866 | Family Medicine Physician | Michigan City, IN | 2006 |
| Jennifer Callaghan, LCSW | 1407455223 | Clinical Social Worker | Cos Cob, CT | 2020 |
| Jessica Callaghan | 1114770401 | Case Manager/Care Coordinator | Somerville, MA | 2024 |
| Jessica Callaghan | 1275399909 | Acute Care Nurse Practitioner | Birmingham, AL | 2024 |
| Jessica Callaghan, PHARMD | 1588048383 | Pharmacist | Statesville, NC | 2015 |
| Jodeen Callaghan, DMD | 1891720306 | General Practice Dentistry | Vancouver, WA | 2006 |
| John Callaghan, MD | 1154316636 | Orthopaedic Surgery Physician | Iowa City, IA | 2005 |
| John Callaghan, M.D. | 1275842288 | Orthopaedic Trauma Physician | Wayne, NJ | 2010 |
| John Callaghan, MD, PHD | 1700825064 | Internal Medicine Physician | Indianapolis, IN | 2006 |
| Jordan Callaghan | 1003690363 | Behavior Technician | Irvine, CA | 2023 |
| Joseph Callaghan | 1417893728 | Internal Medicine Physician | York, PA | 2026 |
| Joseph Callaghan, MD | 1609707330 | Urogynecology and Reconstructive Pelvic Surgery (Urology) Physician | Lakewood Ranch, FL | 2026 |
| Joyce Callaghan, NP | 1154474575 | Nurse Practitioner | Burlington, MA | 2007 |
| Julia Callaghan, ASW36282 | 1356696140 | Mental Health Counselor | Ventura, CA | 2012 |
| Julia Callaghan | 1962332718 | Nutritionist | Waxhaw, NC | 2026 |
| Justine Callaghan, DPT | 1023219854 | Physical Therapist | Middleboro, MA | 2007 |
| Kaitlin Callaghan, FNP | 1194371955 | Primary Care Nurse Practitioner | Flagstaff, AZ | 2019 |
| Kara Callaghan | 1114767092 | Midwife | Ann Arbor, MI | 2024 |
| Kara Callaghan, LPC | 1639631161 | Professional Counselor | Reston, VA | 2019 |
| Karen Callaghan, D.C. | 1396759007 | Chiropractor | Galloway, NJ | 2006 |
| Karen Callaghan | 1538195896 | Adult Psychiatric/Mental Health Registered Nurse | Tucson, AZ | 2006 |
| Katharine Callaghan, MD | 1902330046 | Family Medicine Physician | South Bend, IN | 2017 |
| Katherine Callaghan | 1710481874 | Pediatrics Physician | Wilmington, DE | 2018 |
| Katherine Callaghan, OTR/L | 1902664220 | Occupational Therapist | San Diego, CA | 2024 |
| Katherine Callaghan, M.D. | 1922329663 | Obstetrics & Gynecology Physician | Worcester, MA | 2010 |
| Kathleen Callaghan, CCC-SLP | 1023634102 | Speech-Language Pathologist | Middletown, CT | 2020 |
| Kathleen Callaghan, CCC-SLP | 1033524566 | Speech-Language Pathologist | Portland, OR | 2014 |
| Kathleen Callaghan, NP, RN | 1053097691 | Adult Health Nurse Practitioner | East Setauket, NY | 2023 |
| Kathleen Callaghan, RC | 1073715025 | Professional Counselor | Seattle, WA | 2007 |
| Kathleen Callaghan, DPT | 1124823729 | Physical Therapist | Chicago, IL | 2025 |
| Kathleen Callaghan | 1619256336 | Occupational Therapist | Fort Worth, TX | 2011 |
| Kathleen Callaghan, R.N. | 1922375922 | Registered Nurse | Glens Falls, NY | 2011 |
| Kathleen Callaghan, M.D. | 1962449736 | Obstetrics & Gynecology Physician | Hobbs, NM | 2006 |
| Kathryn Callaghan, LMFT | 1558768812 | Marriage & Family Therapist | San Diego, CA | 2014 |
| Kathryn Callaghan | 1932751856 | Speech-Language Pathologist | Manassas, VA | 2019 |
| Kelly Callaghan, LMSW | 1538604319 | Specialist | Staten Island, NY | 2017 |
| Kelly Callaghan, M.H.S-CCC, SLP | 1609347772 | Speech-Language Pathologist | Western Springs, IL | 2018 |
| Kevin Callaghan, LICSW | 1164290938 | Clinical Social Worker | Richfield, MN | 2023 |
| Kevin Callaghan, LADC | 1164806162 | Addiction (Substance Use Disorder) Counselor | Dover, NH | 2015 |
| Kristen Callaghan, DPT | 1427492487 | Physical Therapist | Bensalem, PA | 2013 |
| Kristin Callaghan, PA-C | 1598144305 | Medical Physician Assistant | Beaufort, SC | 2015 |
| Lana Callaghan, PHARMD | 1679457667 | Pharmacist | Charleston, SC | 2025 |
| Lance Callaghan | 1457286940 | Behavior Technician | Ontario, CA | 2026 |
| Lane Callaghan | 1013645092 | Attendant Care Provider | Lincoln, NE | 2022 |
| Lauren Callaghan, LICSW | 1417131129 | Clinical Social Worker | Robbinsdale, MN | 2007 |
| Lauren Callaghan, MD | 1699528018 | Surgery Physician | Seattle, WA | 2024 |
| Lily Callaghan | 1619838695 | Behavior Technician | White Plains, NY | 2025 |
| Linda Callaghan, MD | 1477768786 | Psychiatry Physician | Washington, IN | 2007 |
| Lindsay Callaghan, ARNP | 1356790257 | Family Nurse Practitioner | Fredericksburg, VA | 2016 |
| Lisa Callaghan, P.T.A. | 1932245404 | Physical Therapy Assistant | Media, PA | 2007 |
| Lorrie Callaghan, APRN | 1497526495 | Family Nurse Practitioner | Lebanon, NH | 2024 |
| Margaret Callaghan, M.S.,ATC | 1942263611 | Athletic Trainer | N Merrick, NY | 2006 |
| Maria Callaghan, OTR/L | 1790930576 | Occupational Therapist | New York, NY | 2008 |
| Marian Callaghan, M.D. | 1861572083 | Child & Adolescent Psychiatry Physician | Philadelphia, PA | 2006 |
| Marie Callaghan, SPECIAL ED TEACHER | 1013611631 | Specialist | Jamaica, NY | 2023 |
| Mark Callaghan, M.D. | 1770584914 | Anesthesiology Physician | Marquette, MI | 2005 |
| Mary Callaghan, APRN, CNS | 1497096853 | Advanced Practice Midwife | Chicago, IL | 2013 |
| Mary Callaghan, IBCLC | 1801135199 | Lactation Consultant (Non-RN) | Wilmington, NC | 2013 |
| Matthew Callaghan, M.D. | 1154598944 | Surgery Physician | San Francisco, CA | 2008 |
| Matthew Callaghan, M.D. | 1619317492 | Vascular & Interventional Radiology Physician | Philadelphia, PA | 2013 |
| Maureen Callaghan | 1760281877 | Speech-Language Pathologist | Lee, NH | 2025 |
| Maximilian Callaghan | 1689604522 | Pharmacist | Franklin, PA | 2006 |
| Megan Callaghan, LMFT | 1134697766 | Marriage & Family Therapist | South Pasadena, CA | 2018 |
| Melissa Callaghan, OTR/L | 1336659853 | Occupational Therapist | Broomfield, CO | 2017 |
| Melissa Callaghan | 1649874629 | Pharmacist | Chestnut Hill, MA | 2020 |
| Melissa Callaghan, CRNA | 1841364742 | Certified Registered Nurse Anesthetist | Los Angeles, CA | 2006 |
| Meredith Callaghan | 1043042419 | Behavior Analyst | Sherrills Ford, NC | 2024 |
| Michael Callaghan, M.D. | 1285843672 | Pediatric Hematology & Oncology Physician | Detroit, MI | 2007 |
| Michael Callaghan, M.D. | 1316978539 | Radiation Oncology Physician | Pocatello, ID | 2006 |
| Michael Callaghan | 1649707233 | Acupuncturist | New Braunfels, TX | 2017 |
| Michaela Callaghan, CNM | 1700623071 | Advanced Practice Midwife | Eau Claire, WI | 2024 |
| Michele Callaghan | 1801507934 | Speech-Language Pathologist | Sault Sainte Marie, MI | 2022 |
| Michelle Callaghan | 1942154380 | Clinical Social Worker | Philadelphia, PA | 2026 |
| Mikalia Callaghan | 1043073646 | Nurse Practitioner | Rochester, NY | 2024 |
| Molly Callaghan, MA | 1295359305 | Counselor | Doylestown, PA | 2020 |
| Nathan Callaghan | 1730909151 | Professional Counselor | Auburn Hills, MI | 2024 |
| Neva Callaghan, MA | 1700579794 | Mental Health Counselor | Newton, MA | 2023 |
| Olin Callaghan, PA | 1902891930 | Physician Assistant | Delmar, NY | 2005 |
| Pamela Callaghan, LICSW, PIP | 1669943544 | Clinical Social Worker | Jemison, AL | 2018 |
| Patricia Callaghan, MD | 1013099332 | Pediatrics Physician | Washington, DC | 2006 |
| Patrick Callaghan, DO | 1225563489 | Internal Medicine Physician | Allentown, PA | 2017 |
| Patrick Callaghan, MD | 1366202541 | Student in an Organized Health Care Education/Training Program | Danville, PA | 2024 |
| Paul Callaghan, PSYD | 1124189642 | Clinical Neuropsychologist | Traverse City, MI | 2006 |
| Pearl Callaghan | 1831282086 | Family Nurse Practitioner | Aurora, IL | 2006 |
| Rachel Callaghan, M.D. | 1548239627 | Internal Medicine Physician | Oakland, CA | 2006 |
| Rebecca Callaghan, DO | 1962296285 | Student in an Organized Health Care Education/Training Program | Abington, PA | 2025 |
| Regina Callaghan, REGINA CALLAGHAN | 1679932636 | Family Nurse Practitioner | Waynesboro, VA | 2016 |
| Rhonda Callaghan, STNA | 1023320991 | Contractor | Columbus, OH | 2010 |
| Robert Callaghan, M.D. | 1275520033 | Psychiatry Physician | Sturtevant, WI | 2005 |
| Robin Callaghan | 1154004851 | Addiction (Substance Use Disorder) Counselor | Lakeview, OR | 2023 |
| Rosie Callaghan | 1548645070 | Pharmacist | Waterloo, NY | 2015 |
| Samantha Callaghan | 1407480486 | Behavior Technician | Virginia Beach, VA | 2020 |
| Sandra Callaghan, FNP | 1780970517 | Family Nurse Practitioner | Lancaster, CA | 2011 |
| Sara Callaghan | 1033619341 | Assistant Behavior Analyst | Fort Wayne, IN | 2018 |
| Scott Callaghan, D.O. | 1497747018 | Neurology Physician | Murrells Inlet, SC | 2005 |
| Scott Callaghan | 1679863047 | Developmental Therapist | Milford, MA | 2011 |
| Sean Callaghan, DPT | 1396319349 | Physical Therapist | Omaha, NE | 2021 |
| Selena Callaghan, MS,CCC-SLP | 1124429634 | Speech-Language Pathologist | Cookeville, TN | 2014 |
| Shannon Callaghan, LPCC | 1083397152 | Mental Health Counselor | Tustin, CA | 2023 |
| Shannon Callaghan, RN | 1861140733 | Community Health Registered Nurse | Reading, PA | 2022 |
| Spencer Callaghan, MD | 1124695838 | Internal Medicine Physician | Augusta, GA | 2021 |
| Stacey Callaghan, LM,CPM,ICCE,CD,CLE | 1891998829 | Midwife | Olympia, WA | 2007 |
| Steven Callaghan, DMD | 1184668162 | Dentist | Beacon, NY | 2006 |
| Suzannah Callaghan, LCSW | 1922234665 | Clinical Social Worker | Brooklyn, NY | 2009 |
| Tara Callaghan, PHARMD. | 1477956209 | Pharmacist | Spring Lake, NJ | 2014 |
| Taylor Callaghan | 1033860515 | Professional Counselor | San Diego, CA | 2022 |
| Tegan Callaghan, OTR/L | 1811551385 | Occupational Therapist | Daphne, AL | 2019 |
| Thaddaeus Callaghan, DPT | 1386165025 | Physical Therapist | Yakima, WA | 2017 |
| Thomas Callaghan, D.C. | 1639246432 | Chiropractor | Queensbury, NY | 2006 |
| Thomas Callaghan, LCSW-R | 1760641302 | Clinical Social Worker | Trumansburg, NY | 2008 |
| Tiffany Callaghan, LMSW | 1679267694 | Social Worker | New York, NY | 2023 |
| Timothy Callaghan, M.D. | 1548476252 | Family Medicine Physician | Germantown, TN | 2007 |
| Trisha Callaghan | 1932642527 | Clinical Social Worker | Sioux Falls, SD | 2016 |
| Veronica Callaghan, RN | 1962060459 | Registered Nurse | Camano Island, WA | 2019 |
| Vicki Callaghan, GNP | 1881669240 | Gerontology Nurse Practitioner | Minneapolis, MN | 2006 |
| William Callaghan, M.D. | 1306860176 | Cardiovascular Disease Physician | Norfolk, VA | 2006 |
| Yvonne Callaghan, LMFT | 1518290634 | Marriage & Family Therapist | Windom, MN | 2009 |
| Zachary Callaghan, LCSW | 1356856686 | Clinical Social Worker | Ewa Beach, HI | 2017 |
| Zoltan Callaghan, DPT | 1912254590 | Physical Therapist | Cambridge, MA | 2012 |
| Kristin Callaghan Hernandez, FNPC | 1508415506 | Family Nurse Practitioner | San Antonio, TX | 2019 |
| Jennifer Callaghan Oconnell, DC | 1609121391 | Sports Physician Chiropractor | Portland, OR | 2012 |
| Jean Callaghan-Hoskins | 1972165249 | Behavior Analyst | Vacaville, CA | 2019 |
| Colleen Callaghan-Kirkland, CASAC | 1093060493 | Addiction (Substance Use Disorder) Counselor | Liverpool, NY | 2012 |
| Megan Callaghan-Vanderwall, MD | 1235926106 | Student in an Organized Health Care Education/Training Program | Ann Arbor, MI | 2025 |
| Heather Callaghan-Walsh, LCSW | 1538253547 | Clinical Social Worker | Glen Mills, PA | 2006 |
| Lee Callagher, OTR/L | 1093043879 | Occupational Therapist | Springfield, MA | 2009 |
| Rebecca Callagher | 1679859508 | Addiction (Substance Use Disorder) Counselor | Sacramento, CA | 2011 |
| Shawna Callagher | 1396576740 | Personal Care Attendant | Logandale, NV | 2024 |
| John-Michael Callaghy, M.A. | 1417089749 | Mental Health Counselor | Boulder, CO | 2007 |
| Annemarie Callagy, L.C.S.W. | 1972895399 | Clinical Social Worker | Westport, CT | 2011 |
| Brianna Callagy | 1669824298 | Mental Health Counselor | Orlando, FL | 2016 |
| Chelsea Callagy, PA-C | 1902455611 | Physician Assistant | Bethlehem, PA | 2019 |
| Fiona Callagy | 1356814388 | Occupational Therapist | Montrose, NY | 2019 |
| Gabriella Callagy, DPT | 1720533599 | Physical Therapist | Somerville, MA | 2016 |
| Karen Callagy, PA-C | 1699894477 | Medical Physician Assistant | Boise, ID | 2007 |
| Kevin Callagy | 1386583946 | Student in an Organized Health Care Education/Training Program | Port Jefferson, NY | 2026 |
| McKenzie Callagy, LPN | 1023665643 | Licensed Practical Nurse | Shirley, NY | 2019 |
| Megan Callagy, BA | 1770608523 | Case Manager/Care Coordinator | Bakersfield, CA | 2007 |
| Megan Callagy | 1851084487 | Student in an Organized Health Care Education/Training Program | Moscow, ID | 2023 |
| Michael Callagy | 1649018284 | Family Nurse Practitioner | Allentown, PA | 2024 |
| Nicole Callagy, NURSE PRACTITIONER | 1891123220 | Family Nurse Practitioner | Boston, MA | 2013 |
| Sara Callagy | 1124666011 | Occupational Therapy Assistant | Maricopa, AZ | 2019 |
| Sean Callagy | 1073363651 | Student in an Organized Health Care Education/Training Program | Southampton, NY | 2024 |
| Artis Callaham, PHD | 1124841382 | Cognitive & Behavioral Psychologist | Los Angeles, CA | 2024 |
| Bree Callaham, MFT | 1972076222 | Marriage & Family Therapist | West Hollywood, CA | 2019 |
| Bridgette Callaham, MD | 1326624081 | Family Medicine Physician | Richmond, VA | 2021 |
| Christy Callaham, PTA | 1205500287 | Physical Therapy Assistant | Crossville, TN | 2021 |
| Jade Callaham, RN | 1770145310 | Registered Nurse | Killeen, TX | 2019 |
| Jasmine Callaham | 1871284364 | Physical Therapist | Mc Cormick, SC | 2023 |
| Kevin Callaham | 1366979346 | Driver | White Plains, NY | 2017 |
| Kiara Callaham | 1871326850 | Behavior Technician | Monrovia, CA | 2024 |
| Kristina Callaham | 1659849834 | Behavior Technician | Denver, CO | 2018 |
| Laura Callaham, FNP | 1891302352 | Family Nurse Practitioner | Greenville, SC | 2020 |
| Lavonne Callaham | 1487586574 | Critical Care Certified Respiratory Therapist | Plymouth, MI | 2026 |
| Melissa Callaham, LCSW | 1528528056 | Clinical Social Worker | Stuart, FL | 2019 |
| Michael Callaham, M.D. | 1689613481 | Emergency Medicine Physician | San Francisco, CA | 2006 |
| Nancy Callaham, RN | 1063665578 | Case Management Registered Nurse | Dayton, OH | 2008 |
| Nancy Callaham, PHYSICIAN ASSISTANT | 1386052371 | Medical Physician Assistant | Los Angeles, CA | 2014 |
| Nikita Callaham | 1932911880 | Massage Therapist | Las Vegas, NV | 2025 |
| Peter Callaham, MD | 1750305025 | Cardiovascular Disease Physician | Grass Valley, CA | 2006 |
| Rebecca Callaham, LPC | 1184405144 | Mental Health Counselor | Greenville, SC | 2023 |
| Ronald Callaham, NP | 1447581756 | Nurse Practitioner | Lancaster, PA | 2010 |
| Sarah Callaham, MD | 1275273500 | Pediatrics Physician | Columbus, OH | 2022 |
| Skyler Callaham, SPT | 1528879228 | Student in an Organized Health Care Education/Training Program | Arlington, VA | 2025 |
| Tanesha Callaham | 1871149625 | Behavior Technician | Silver Spring, MD | 2019 |
| Tarcona Callaham | 1699526491 | Behavior Technician | Washington, DC | 2024 |
| Tarnara Callaham | 1639820467 | Behavior Technician | Madison Heights, VA | 2022 |
| Destiny Callaham-Wilson | 1437088051 | Contractor | Detroit, MI | 2026 |
| Abbie Callahan | 1780553131 | Emergency Registered Nurse | Brookville, IN | 2025 |
| Abigail Callahan, DC | 1285070789 | Chiropractor | Kent, WA | 2013 |
| Abigail Callahan | 1457947731 | Behavior Technician | Brownsburg, IN | 2020 |
| Abigail Callahan | 1518657998 | Student in an Organized Health Care Education/Training Program | Greenville, NC | 2023 |
| Abigail Callahan, AC-PNP | 1649655317 | Pediatric Nurse Practitioner | Dallas, TX | 2015 |
| Adam Callahan | 1104421759 | Case Manager/Care Coordinator | Concord, NH | 2020 |
| Adam Callahan, PA-C | 1700038346 | Physician Assistant | Charleston, SC | 2008 |
| Adiella Callahan, MED | 1306390448 | Professional Counselor | Fairbanks, AK | 2016 |
| Adrienne Callahan, M.D. | 1639512551 | Dermatology Physician | Westlake, OH | 2013 |
| Aidan Callahan | 1548105521 | Behavior Technician | Framingham, MA | 2026 |
| Aiko Callahan, DPT | 1740592401 | Physical Therapist | Allston, MA | 2010 |
| Albert Callahan, M.D. | 1295722239 | Pediatrics Physician | West Springfield, MA | 2005 |
| Alessia Callahan | 1639050248 | Athletic Trainer | Swarthmore, PA | 2025 |
| Alex Callahan, APC, MA | 1851160832 | Professional Counselor | Rome, GA | 2024 |
| Alexander Callahan | 1922515832 | Behavior Analyst | Fairfax, VA | 2018 |
| Alexandria Callahan, LCPC | 1730537846 | Professional Counselor | Zion, IL | 2016 |
| Alexis Callahan | 1043906407 | Mental Health Counselor | Pawtucket, RI | 2023 |
| Alfred Callahan, MD | 1649206715 | Neurology Physician | Nashville, TN | 2006 |
| Alicia Callahan, BSN, RN | 1487344560 | School Registered Nurse | Greenwood, SC | 2023 |
| Alida Callahan, ND, DAC | 1578447728 | Naturopath | Tehachapi, CA | 2025 |
| Alison Callahan | 1124909205 | Behavior Technician | Brighton, MI | 2025 |
| Alison Callahan | 1770442220 | Biostatiscian | Palo Alto, CA | 2026 |
| Alison Callahan | 1811393861 | Mental Health Counselor | Plymouth, MA | 2014 |
| Alison Callahan, MD | 1992016059 | Ophthalmology Physician | Boston, MA | 2010 |
| Allison Callahan, PT, DPT | 1124323423 | Orthopedic Physical Therapist | Portland, OR | 2011 |
| Allison Callahan | 1154292423 | Behavior Technician | Grovetown, GA | 2025 |
| Allison Callahan, PA-C | 1750337937 | Physician Assistant | Pittsburgh, PA | 2006 |
| Allison Callahan, PTA | 1750612834 | Physical Therapy Assistant | Tampa, FL | 2010 |
| Allison Callahan, MS | 1982756326 | Speech-Language Pathologist | North Little Rock, AR | 2007 |
| Alyson Callahan, CDCA | 1881394039 | Addiction (Substance Use Disorder) Counselor | Circleville, OH | 2023 |
| Alyssa Callahan | 1023633385 | Behavior Analyst | Lacey, WA | 2020 |
| Alyssa Callahan, MS RDN | 1225553936 | Registered Dietitian | Thousand Oaks, CA | 2017 |
| Alyssa Callahan, LCSW | 1295331262 | Clinical Social Worker | Ansonia, CT | 2020 |
| Alyssa Callahan, PTA | 1467954040 | Physical Therapy Assistant | Novi, MI | 2018 |
| Alyssa Callahan | 1811204712 | Mental Health Counselor | Plymouth, MA | 2010 |
| Amanda Callahan, LCSW | 1003106311 | Clinical Social Worker | Jacksonville, FL | 2011 |
| Amanda Callahan, SLPA | 1053642215 | Speech-Language Assistant | Augusta, ME | 2010 |
| Amanda Callahan, MSN, RN | 1669299178 | School Registered Nurse | Dallas, TX | 2024 |
| Amanda Callahan, NURSE PRACTITIONER | 1770196271 | Family Nurse Practitioner | Scottsdale, AZ | 2020 |
| Amanda Callahan | 1861959181 | Speech-Language Pathologist | Okemos, MI | 2019 |
| Amanda Callahan | 1891318002 | Community Health Worker | Salt Lake City, UT | 2020 |
| Amanda Callahan | 1922704311 | Massage Therapist | Tumwater, WA | 2023 |
| Amara Callahan, O.D. | 1437268141 | Optometrist | Portland, OR | 2006 |
| Amber Callahan, PHARMD. | 1225460777 | Pharmacist | Pine City, MN | 2013 |
| Amy Callahan, LCSW | 1093232266 | Clinical Social Worker | Glendale, NY | 2017 |
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).