Providers Molly O'Hare, DDS to Jessica O'Kane, DPT, ATC
300 individual NPIs in the federal registry, part 16,033 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. 84 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Molly O'Hare, DDS | 1043896046 | Dentist | San Francisco, CA | 2021 |
| Monique O'Hare | 1780822437 | Speech-Language Pathologist | Pelham, NY | 2009 |
| Nancy O'Hare, CNM | 1093703860 | Advanced Practice Midwife | Bay City, MI | 2005 |
| Nicole O'Hare, MS, LPC, CMHIMP | 1407391204 | Professional Counselor | Chandler, AZ | 2017 |
| Nicole O'Hare | 1467839845 | Family Nurse Practitioner | Saint Joseph, MO | 2015 |
| Olivia O'Hare, RN | 1437962099 | Student in an Organized Health Care Education/Training Program | Richmond, VA | 2025 |
| Olivia O'Hare, MSW, LCSW | 1710211172 | Mental Health Counselor | Downers Grove, IL | 2009 |
| Patricia O'Hare, M.D. | 1821030693 | Dermatology Physician | Albany, OR | 2006 |
| Peter O'Hare, M.D. | 1912160771 | Obstetrics & Gynecology Physician | Bel Air, MD | 2008 |
| Rachele O'Hare, LMSW | 1740718683 | Social Worker | Brooklyn, NY | 2017 |
| Rebecca O'Hare | 1164843587 | Licensed Practical Nurse | Wappingers Falls, NY | 2014 |
| Robert O'Hare, BCBA | 1407272909 | Behavior Analyst | Staatsburg, NY | 2014 |
| Roisin O'Hare, LMT | 1831849017 | Massage Therapist | Stamford, NY | 2022 |
| Sara O'Hare | 1033717756 | Behavior Technician | Naperville, IL | 2020 |
| Sarah O'Hare, BCBA | 1467968784 | Behavior Analyst | San Antonio, TX | 2017 |
| Sarah O'Hare, LMSW | 1700655131 | Social Worker | Astoria, NY | 2023 |
| Shane O'Hare, LCSW-C | 1194268276 | Clinical Social Worker | Elkton, MD | 2016 |
| Shane O'Hare | 1326805862 | Behavior Technician | San Diego, CA | 2024 |
| Shannon O'Hare, O.D. | 1275500845 | Optometrist | Allen, TX | 2006 |
| Shawn O'Hare | 1679373492 | Behavior Technician | Los Angeles, CA | 2025 |
| Sinead O'Hare, LCSW | 1235524067 | Clinical Social Worker | Carbondale, PA | 2015 |
| Sophie O'Hare | 1619818903 | Student in an Organized Health Care Education/Training Program | Greenville, SC | 2026 |
| Suzanna O'Hare, PT, DPT | 1053847087 | Physical Therapist | Chicago, IL | 2017 |
| Taryn O'Hare | 1770415705 | Personal Care Attendant | Lincoln, NE | 2026 |
| Teagan O'Hare | 1679209993 | Behavior Technician | Bay City, MI | 2022 |
| Terence O'Hare, M.D. | 1891943478 | Plastic and Reconstructive Surgery Physician | Chicago, IL | 2008 |
| Terrence O'Hare, D.M.D. | 1255351649 | General Practice Dentistry | Lemoore, CA | 2006 |
| Thomas O'Hare | 1427426840 | Counselor | San Francisco, CA | 2015 |
| Timothy O'Hare, MD | 1154307676 | Otolaryngology Physician | Melbourne, FL | 2005 |
| Timothy O'Hare | 1508736158 | Massage Therapist | Apex, NC | 2025 |
| Todd O'Hare, MS, PT | 1528266996 | Pediatric Physical Therapist | Greenville, SC | 2007 |
| Vernell O'Hare | 1972953958 | Family Nurse Practitioner | San Antonio, TX | 2016 |
| Michelle O'Hare Hogan, MS ED | 1689936106 | Specialist | Lagrangeville, NY | 2012 |
| Kelly O'Hare-Baxley, RN | 1609671825 | Emergency Registered Nurse | Kansas City, MO | 2025 |
| Carol O'Hare-Cook, MS-CCC/SLP | 1902075476 | Speech-Language Pathologist | Garner, NC | 2008 |
| Jennifer O'Hare-Marker, LISW | 1013905892 | Clinical Social Worker | Davenport, IA | 2005 |
| Sylvia O'Hare-Serrano, LPC | 1245441724 | Counselor | El Paso, TX | 2007 |
| Danielle O'Haren, P.A. | 1376743542 | Anesthesiologist Assistant | Atlanta, GA | 2007 |
| Kasey O'Haren, MSOT, OTR/L | 1730792938 | Occupational Therapist | Charleston, SC | 2020 |
| John O'Hargan, DO | 1215986054 | Emergency Medicine Physician | Pensacola, FL | 2006 |
| Silvia O'Haro | 1619820396 | Counselor | Chambersburg, PA | 2026 |
| Kaylee O'Harold | 1619785979 | Behavior Technician | Middletown, OH | 2024 |
| Carol O'Haron, LCSW | 1346462330 | Clinical Social Worker | Rockford, IL | 2007 |
| Ashley O'Harra | 1225749443 | Behavior Technician | Irwin, PA | 2022 |
| Devin O'Harra | 1366361263 | Social Worker | Evanston, WY | 2026 |
| Elizabeth O'Harra | 1154114668 | Case Manager/Care Coordinator | Cincinnati, OH | 2025 |
| Faith O'Harra | 1881373124 | Behavior Technician | Los Angeles, CA | 2023 |
| Rachel O'Harra, LMFT | 1700170982 | Marriage & Family Therapist | San Jose, CA | 2011 |
| Samantha O'Harra | 1477322576 | Behavior Technician | Corona, CA | 2023 |
| Shannon O'Harra, LPN | 1003140716 | Licensed Practical Nurse | Logan, OH | 2009 |
| Melissa O'Harra-Brown, CNP | 1932515418 | Nurse Practitioner | Logan, OH | 2014 |
| Ashley O'Harran | 1053727818 | Student in an Organized Health Care Education/Training Program | Fremont, CA | 2014 |
| Cynthia O'Harren, MS-FNP | 1013087501 | Family Nurse Practitioner | Fort Worth, TX | 2006 |
| Kelsey O'Harris, CNM | 1346725900 | Advanced Practice Midwife | Fargo, ND | 2018 |
| Ralph O'Harrow, PTA | 1912393745 | Physical Therapy Assistant | Raleigh, NC | 2015 |
| Joan O'Harrow-Bevans, BS PHARMACY | 1780223602 | Pharmacist | Cedar Rapids, IA | 2019 |
| Haritha O'Hart, M.D. | 1285921502 | Pediatrics Physician | Travis Afb, CA | 2011 |
| Elena O'Hatnick, MA, LCPC | 1518250273 | Mental Health Counselor | Baltimore, MD | 2011 |
| Aisya O'Haver | 1730830829 | Behavior Technician | Phoenix, AZ | 2022 |
| Aubrie O'Haver | 1982336681 | Technician | Davenport, IA | 2022 |
| Carolyn O'Haver, PHD | 1295562924 | School Psychologist | Greenwood, IN | 2024 |
| Cynthia O'Haver, R.N. | 1538447503 | Registered Nurse | Racine, WI | 2011 |
| Judith O'Haver, PNP | 1750342929 | Pediatric Nurse Practitioner | Phoenix, AZ | 2006 |
| Ryan O'Haver | 1235650920 | Speech-Language Pathologist | Woodland, WA | 2017 |
| Sharon O'Haver, O.T.R. | 1104050418 | Occupational Therapist | Carmel, IN | 2009 |
| Shawn O'Haver, AG-ACNP | 1922450493 | Primary Care Nurse Practitioner | Lake Havasu City, AZ | 2016 |
| Tyler O'Haver | 1144945023 | Personal Care Attendant | Keyser, WV | 2022 |
| Wendy O'Haver, DDS | 1508966276 | Dentist | Tacoma, WA | 2006 |
| Shannon O'Haverty, OTR/L | 1174898779 | Occupational Therapist | Arlington, MA | 2012 |
| Catherine O'Hayer, PHD | 1255516811 | Psychologist | Philadelphia, PA | 2008 |
| Emma O'Hayer | 1275366114 | Behavior Technician | Cary, NC | 2024 |
| Marissa O'Hayer | 1265715569 | Pharmacist | South Bend, IN | 2011 |
| Mary O'Hayer, OTR/L | 1093603375 | Occupational Therapist | Smyrna, TN | 2025 |
| Miranda O'Hayer, MA, CCC-SLP | 1710817093 | Speech-Language Pathologist | Los Angeles, CA | 2026 |
| Patrick O'Hayer | 1659932564 | Student in an Organized Health Care Education/Training Program | Ann Arbor, MI | 2019 |
| Susan O'Hayer, PSY.D. | 1598935777 | Clinical Psychologist | Reading, PA | 2008 |
| Brittany O'Hayre, RN | 1124348164 | Registered Nurse | Castle Rock, CO | 2010 |
| Kathryn O'Hayre | 1316750813 | Athletic Trainer | Tiffin, IA | 2025 |
| Patrick O'Hayre, D.O. | 1518134352 | Diagnostic Radiology Physician | Tulsa, OK | 2008 |
| Brian O'Hea, D.C. | 1215905013 | Chiropractor | Lynnwood, WA | 2006 |
| Brian O'Hea, M.D. | 1982623948 | Surgical Oncology Physician | East Setauket, NY | 2006 |
| Caitlin O'Hea | 1487507323 | Social Worker | Shelton, WA | 2026 |
| Christine O'Hea, DMD MDS | 1417233750 | Orthodontics and Dentofacial Orthopedics Dentistry | New York, NY | 2011 |
| Eugene O'Hea, M.D. | 1285747089 | Family Medicine Physician | Lucedale, MS | 2006 |
| Frances O'Hea | 1770746133 | Counselor | Inglewood, CA | 2008 |
| Jennifer O'Hea, MD | 1558338517 | Critical Care Medicine (Internal Medicine) Physician | Phoenix, AZ | 2006 |
| Jennifer O'Hea, RN | 1962924266 | Registered Nurse | Sacramento, CA | 2017 |
| Justin O'Hea, LSW | 1689114431 | Clinical Social Worker | Woodbridge, NJ | 2017 |
| Andrea O'Hea Suarez | 1003450032 | Behavior Analyst | Blue Bell, PA | 2019 |
| Sigrid O'Healaigh | 1316591688 | Case Manager/Care Coordinator | Tallahassee, FL | 2019 |
| Caitlin O'Hear, LCSW | 1881466795 | Social Worker | West Roxbury, MA | 2023 |
| Carol O'Hear, MD, PHD | 1336322577 | Pediatric Hematology & Oncology Physician | Palo Alto, CA | 2007 |
| Mary O'Hear, M.D. | 1528455706 | Emergency Medicine Physician | Huntsville, AL | 2015 |
| Meredith O'Hear, PT | 1760965115 | Physical Therapist | Boston, MA | 2018 |
| Noreen O'Hear, LICSW | 1861963134 | Clinical Social Worker | Norwood, MA | 2018 |
| Alexa O'Hearn | 1083314314 | Pediatric Nurse Practitioner | Winter Garden, FL | 2023 |
| Alexandria O'Hearn, OTRL | 1760052658 | Occupational Therapist | Bay City, MI | 2021 |
| Amber O'Hearn, FNP-C | 1003697178 | Family Nurse Practitioner | Princeton, KY | 2023 |
| Amy O'Hearn, MSW, LCAS, LCSW | 1669197976 | Clinical Social Worker | Greensboro, NC | 2022 |
| Antonasia O'Hearn | 1841116423 | Behavior Technician | Ypsilanti, MI | 2026 |
| Ashley O'Hearn, MA, LPCC | 1659874782 | Professional Counselor | Minneapolis, MN | 2018 |
| Ashley O'Hearn, PSY.D. | 1861822553 | Clinical Psychologist | Revere, MA | 2013 |
| Aydin O'Hearn | 1063941136 | Mental Health Counselor | Cambridge, NY | 2017 |
| Brian O'Hearn, FNP-C | 1801312475 | Family Nurse Practitioner | Nashua, NH | 2017 |
| Caroline O'Hearn, DMD | 1679314942 | Dentist | Gainesville, GA | 2024 |
| Carolyn O'Hearn | 1912392614 | Speech-Language Pathologist | Clarkston, MI | 2015 |
| Caryn O'Hearn, PHARMD | 1588919708 | Pharmacist | South Bend, IN | 2012 |
| Charles O'Hearn, M.D. | 1942321898 | Emergency Medicine Physician | Coppell, TX | 2007 |
| Colleen O'Hearn | 1275046815 | Pediatric Nurse Practitioner | Park Ridge, IL | 2017 |
| Daniel O'Hearn, M.D. | 1356416887 | Internal Medicine Physician | Odessa, TX | 2006 |
| Daniel O'Hearn, M.D. | 1952419517 | Sleep Medicine (Internal Medicine) Physician | Charlottesville, VA | 2006 |
| Erika O'Hearn | 1780520759 | Mental Health Counselor | Purcellville, VA | 2026 |
| Erin O'Hearn, MSW, LICSW | 1225166887 | Clinical Social Worker | Worcester, MA | 2007 |
| Ethan O'Hearn, PTA | 1740018019 | Physical Therapy Assistant | Valrico, FL | 2024 |
| George O'Hearn, DDS | 1518059500 | General Practice Dentistry | Denmark, WI | 2006 |
| Gerald O'Hearn, MA, LPC | 1851470165 | Professional Counselor | Traverse City, MI | 2006 |
| Greg O'Hearn | 1871430751 | Peer Specialist | Cincinnati, OH | 2026 |
| Haley O'Hearn, PHARMD | 1154790236 | Pharmacist | Albany, GA | 2015 |
| Heather O'Hearn, RD | 1760999700 | Registered Dietitian | Gainesville, FL | 2017 |
| Holly O'Hearn, PH.D. | 1083830723 | Psychologist | Thousand Oaks, CA | 2007 |
| Holly O'Hearn, APRN | 1447896055 | Family Nurse Practitioner | Oklahoma City, OK | 2019 |
| Jacob O'Hearn | 1750222303 | Student in an Organized Health Care Education/Training Program | Grand Forks, ND | 2026 |
| James O'Hearn | 1467483776 | Diagnostic Radiology Physician | Brainerd, MN | 2006 |
| Katelyn O'Hearn, BCBA, LBA | 1962988808 | Behavior Analyst | Yorktown, VA | 2018 |
| Kathleen O'Hearn, NP | 1386089449 | Nurse Practitioner | Palo Alto, CA | 2013 |
| Kathleen O'Hearn | 1861293607 | Counselor | Philadelphia, PA | 2025 |
| Kathryn O'Hearn, PA-C | 1649455528 | Physician Assistant | Eagan, MN | 2008 |
| Lindsay O'Hearn | 1194158626 | Community Health Worker | Laramie, WY | 2013 |
| Lindsey O'Hearn | 1912498213 | Registered Nurse | Falls Church, VA | 2018 |
| Mary O'Hearn, MD | 1639187172 | Internal Medicine Physician | Portland, OR | 2006 |
| Mayra O'Hearn, CADC III, AMFT | 1558830687 | Marriage & Family Therapist | Bloomington, CA | 2018 |
| Meaghan O'Hearn, OTR/L | 1033506316 | Occupational Therapist | Methuen, MA | 2015 |
| Michael O'Hearn | 1538638473 | Physical Therapist | Saint Joseph, MI | 2018 |
| Michael O'Hearn, LCSW | 1730169913 | Clinical Social Worker | Santa Fe, NM | 2006 |
| Michelle O'Hearn | 1265015127 | Family Nurse Practitioner | Frankenmuth, MI | 2021 |
| Molly O'Hearn, AUD | 1649998832 | Audiologist | Milwaukee, WI | 2022 |
| Nikia O'Hearn | 1548822034 | Assistant Behavior Analyst | Indianapolis, IN | 2019 |
| Patricia O'Hearn, MSW, LCSW | 1639243710 | Mental Health Counselor | Fond Du Lac, WI | 2006 |
| Patrick O'Hearn | 1053031443 | Pharmacist | Wright Patterson Afb, OH | 2022 |
| Patrick O'Hearn, PH.D. | 1245307529 | Clinical Psychologist | Oakland, CA | 2006 |
| Patrick O'Hearn, OT | 1699952002 | Occupational Therapist | Menomonee Falls, WI | 2008 |
| Rachel O'Hearn, CNM | 1457896870 | Midwife | Elmhurst, NY | 2016 |
| Robin O'Hearn, PH.D. | 1689779217 | Clinical Psychologist | Orange Park, FL | 2006 |
| Samantha O'Hearn, MSW INTERN | 1871070821 | Social Worker | Watertown, NY | 2018 |
| Samantha O'Hearn | 1952078560 | Athletic Trainer | Chestnut Hill, MA | 2021 |
| Seyla O'Hearn | 1366374704 | Physician Assistant | Yarmouth Port, MA | 2026 |
| Shannon O'Hearn, RN | 1578145900 | Athletic Trainer | Hudson, NH | 2021 |
| Stephanie O'Hearn, RN | 1083088496 | Registered Nurse | Tacoma, WA | 2015 |
| Summer O'Hearn | 1336984079 | Home Health Registered Nurse | Oak Ridge, TN | 2024 |
| Thomas O'Hearn, PHD | 1558419754 | Psychologist | Monument, CO | 2007 |
| Todd O'Hearn, PH.D. | 1023287588 | Cognitive & Behavioral Psychologist | Santa Barbara, CA | 2008 |
| Victoria O'Hearn, M.S. | 1821255076 | Audiologist | West Chester, OH | 2008 |
| William O'Hearn, COTA | 1538405642 | Occupational Therapy Assistant | Colorado Springs, CO | 2012 |
| William O'Hearn, MD | 1548753023 | Family Medicine Physician | Madisonville, KY | 2018 |
| Margaret O'Hearn-Curran, PHD | 1932699907 | Counseling Psychologist | Concord, MA | 2018 |
| Cullen O'Hearne | 1932036019 | Behavior Technician | Greeley, CO | 2026 |
| Anna O'Hearon, LCMHC | 1093273708 | Mental Health Counselor | Cottonwood Heights, UT | 2019 |
| Donna O'Hearon, LMSW | 1366143158 | Social Worker | Islip Terrace, NY | 2023 |
| Kathleen O'Heelan, DO | 1174513451 | Family Medicine Physician | Providence, RI | 2005 |
| Emma O'Heeney, DMD | 1669025037 | Dentist | Fort Wayne, IN | 2019 |
| Robin O'Heeron, PH.D | 1932429206 | Cognitive & Behavioral Psychologist | Corte Madera, CA | 2010 |
| Caitlin O'Hehir, MS, LGPC | 1649150384 | Professional Counselor | Washington, DC | 2025 |
| Jean-Marie O'Hehir, MSW | 1902166424 | Social Worker | Farmingville, NY | 2012 |
| Liam O'Hehir, DO | 1871052100 | Student in an Organized Health Care Education/Training Program | Elmira, NY | 2019 |
| Ashley O'Heir | 1962877084 | Physical Therapy Assistant | Port Orchard, WA | 2015 |
| Douglas O'Heir, D.P.M. | 1750388484 | Foot & Ankle Surgery Podiatrist | Waterville, ME | 2005 |
| Kathryn O'Heir, MSLP | 1972994945 | Speech-Language Pathologist | South Portland, ME | 2015 |
| Lily O'Heir | 1649110990 | Social Worker | Brooklyn, NY | 2026 |
| Madison O'Heir, M.S. SLP | 1861364127 | Speech-Language Pathologist | Lackawanna, NY | 2025 |
| Nanaama O'Hene, MD | 1124606819 | Anesthesiology Physician | Neptune, NJ | 2021 |
| Makayla O'Henley, BEHAVIOR TECHNICIAN | 1326855156 | Behavior Technician | Gaylord, MI | 2024 |
| Hugh O'Henry, LMSW | 1679425441 | Counselor | East Moriches, NY | 2026 |
| Jennifer O'Henry, FNP | 1255646279 | Family Nurse Practitioner | Hauppauge, NY | 2010 |
| Lorianne O'Henry, MEDICAL ASSISTANT | 1699281022 | Community Psychiatric/Mental Health Clinical Nurse Specialist | Toledo, OH | 2017 |
| Jennifer O'Herin, PA | 1073542262 | Medical Physician Assistant | Santa Ana, CA | 2006 |
| Clodagh O'Herlihy | 1659571164 | Mental Health Counselor | San Francisco, CA | 2007 |
| Eilis O'Herlihy | 1487024105 | Clinical Social Worker | Montpelier, VT | 2015 |
| Fergus O'Herlihy, MB BCH BAO | 1780238832 | Student in an Organized Health Care Education/Training Program | Scottsdale, AZ | 2019 |
| Sarah O'Herlihy, MA, LCPC | 1730548645 | Mental Health Counselor | Reno, NV | 2016 |
| Bonnie O'Hern, RN | 1558737262 | Registered Nurse | Salem, OR | 2015 |
| Candice O'Hern, M.D. | 1306012620 | Reproductive Endocrinology Physician | Houston, TX | 2008 |
| Christine O'Hern, ARNP | 1649653783 | Family Nurse Practitioner | Des Moines, IA | 2015 |
| Darci O'Hern | 1538207816 | Clinical Social Worker | Portland, OR | 2007 |
| Dustin O'Hern, M.D. | 1023367992 | Emergency Medicine Physician | Caddo, OK | 2012 |
| Elisa O'Hern, MD | 1588874911 | Pediatrics Physician | Fort Sam Houston, TX | 2007 |
| Elizabeth O'Hern, LMSW | 1467287896 | Social Worker | Syracuse, NY | 2024 |
| Erin O'Hern | 1386467264 | Speech-Language Pathologist | Hood River, OR | 2024 |
| Heather O'Hern, RDH | 1215368709 | Dental Hygienist | Birmingham, AL | 2013 |
| Heather O'Hern | 1285401877 | Behavior Technician | Colorado Springs, CO | 2023 |
| James O'Hern, M.S.W. | 1821253139 | Clinical Social Worker | Clackamas, OR | 2008 |
| Jessica O'Hern, M.A. CCC/SLP | 1518240944 | Speech-Language Pathologist | North Tonawanda, NY | 2011 |
| Joseph O'Hern, PT | 1164626016 | Physical Therapist | Laguna Niguel, CA | 2007 |
| Keegan O'Hern, MD | 1821675117 | MOHS-Micrographic Surgery Physician | Rochester, MN | 2021 |
| Kelly O'Hern, LCSW | 1174749824 | Clinical Social Worker | Joliet, IL | 2007 |
| Laura O'Hern, PA-C | 1346556511 | Physician Assistant | Little Rock, AR | 2010 |
| Laurie O'Hern | 1831379171 | Pharmacist | Syracuse, NY | 2007 |
| Mary O'Hern, BSW | 1063627503 | Social Worker | Louisville, KY | 2007 |
| Melissa O'Hern | 1326241977 | Mental Health Counselor | Durant, OK | 2007 |
| Michael O'Hern, D.C. | 1972308427 | Chiropractor | Los Angeles, CA | 2025 |
| Morgan O'Hern | 1174366868 | Student in an Organized Health Care Education/Training Program | Tulsa, OK | 2024 |
| Morgan O'Hern | 1679081194 | Addiction (Substance Use Disorder) Counselor | Sioux City, IA | 2018 |
| Ryan O'Hern, LPC-IT | 1801772843 | Professional Counselor | Mauston, WI | 2025 |
| Samantha O'Hern, LSW/LADC | 1225895923 | Addiction (Substance Use Disorder) Counselor | Bemidji, MN | 2024 |
| Sarah O'Hern | 1760016182 | Mental Health Counselor | Orlando, FL | 2020 |
| Sarah O'Hern | 1952007890 | Women's Health Nurse Practitioner | Brooklyn, NY | 2023 |
| Scott O'Hern, DO | 1639559230 | Internal Medicine Physician | Fort Smith, AR | 2015 |
| Shannon O'Hern, DPT | 1386069805 | Physical Therapist | Sturgeon Bay, WI | 2014 |
| Susan O'Hern, OTRL | 1336358399 | Specialist | Louisville, KY | 2007 |
| Taylor O'Hern, LMHCA | 1760057525 | Mental Health Counselor | Indianapolis, IN | 2021 |
| Theresa O'Hern, PT | 1134464654 | Pediatric Physical Therapist | Santa Ana, CA | 2012 |
| Tiffany O'Hern, PA-C | 1285073841 | Physician Assistant | Crown Point, IN | 2013 |
| Morgaine O'Herne | 1740853126 | Case Manager/Care Coordinator | Salt Lake City, UT | 2021 |
| Kathryn O'Heron, FNP-C | 1154911857 | Family Nurse Practitioner | Cookeville, TN | 2021 |
| Kelly O'Heron, RD CD | 1326062415 | Registered Dietitian | Columbus, WI | 2006 |
| Kelly O'Heron, LADC | 1710652847 | Addiction (Substance Use Disorder) Counselor | Torrington, CT | 2021 |
| Linda O'Heron | 1720480874 | Mental Health Counselor | Santa Cruz, CA | 2014 |
| Michael O'Heron, PHD | 1972989747 | Counseling Psychologist | Washington, DC | 2015 |
| Sara O'Heron, MD | 1437163946 | Family Medicine Physician | Peachtree City, GA | 2006 |
| William O'Herrick, BSED | 1023245271 | Mental Health Counselor | Johnstown, PA | 2009 |
| Amy O'Herron | 1194508887 | School Psychologist | Albuquerque, NM | 2023 |
| Caitlin O'Herron, PT, DPT | 1609523778 | Physical Therapist | Shrewsbury, MA | 2022 |
| Dina O'Herron, LMHC-D | 1538362686 | Mental Health Counselor | Elmira, NY | 2007 |
| Frederick O'Herron | 1164281358 | Behavior Technician | Fremont, CA | 2024 |
| Genevieve O'Herron, CCC-SLP | 1225577497 | Speech-Language Pathologist | Philadelphia, PA | 2017 |
| Margery O'Herron, PA-C | 1174057640 | Physician Assistant | Garner, NC | 2017 |
| Mary O'Herron, P.T. | 1326325135 | Physical Therapist | Poughkeepsie, NY | 2011 |
| Patrick O'Herron, M.D. | 1104027820 | Surgery Physician | Salem, OR | 2007 |
| Peter O'Herron, LCSW | 1578697900 | Social Worker | Bay Shore, NY | 2007 |
| Sarah O'Herron, PHARMD | 1376142265 | Pharmacist | Greenfield, WI | 2020 |
| Siobhan O'Herron, MD | 1811131154 | Psychiatry Physician | White Plains, NY | 2009 |
| Timothy O'Herron, MD | 1386105906 | Family Medicine Physician | Cedar Knolls, NJ | 2019 |
| William O'Herron, LCSW | 1841428786 | Clinical Social Worker | Wilton, CT | 2009 |
| Elizabeth O'Herron-Tolbert, RPA-C | 1538356845 | Physician Assistant | Elmira, NY | 2007 |
| Megan O'Higgins | 1265354500 | Behavior Analyst | Longmont, CO | 2026 |
| Timothy O'Higgins, PSYCHOLOGIST | 1396851283 | Clinical Psychologist | Delray Beach, FL | 2006 |
| Aileen O'Hogan, CRM, CADC-I | 1659039527 | Addiction (Substance Use Disorder) Counselor | Salem, OR | 2021 |
| Abigail O'Hollaren, OTRL | 1558841270 | Occupational Therapist | Dearborn, MI | 2018 |
| Bethany O'Hollaren, MD | 1821438631 | Family Medicine Physician | Hillsboro, OR | 2013 |
| Brian O'Hollaren, MD | 1629030523 | Urology Physician | Bend, OR | 2006 |
| Jamie O'Hollaren, M.A. | 1336318559 | Counselor | Portland, OR | 2008 |
| Kyle O'Hollaren | 1992598080 | Student in an Organized Health Care Education/Training Program | Detroit, MI | 2025 |
| Mark O'Hollaren, M.D. | 1588723787 | Allergy Physician | Portland, OR | 2006 |
| Megan O'Hollaren, RN | 1720926488 | Student in an Organized Health Care Education/Training Program | Portland, OR | 2026 |
| Patrick O'Hollaren, MD | 1891782868 | Pediatric Urology Physician | Portland, OR | 2005 |
| Robert O'Hollaren, M.D. | 1801852710 | Adult Reconstructive Orthopaedic Surgery Physician | Ventura, CA | 2006 |
| Thomas O'Hollearn, DC | 1033207923 | Chiropractor | Littleton, CO | 2006 |
| Zachary O'Hollearn, LMSW | 1205676905 | Clinical Social Worker | West Des Moines, IA | 2024 |
| Brigid O'Holleran, M.D. | 1740548957 | Surgery Physician | Durango, CO | 2012 |
| Eileen O'Holleran, MSN, CPNP | 1528666203 | Pediatric Nurse Practitioner | South Hamilton, MA | 2020 |
| James O'Holleran, M.D. | 1700864303 | Sports Medicine (Orthopaedic Surgery) Physician | Peabody, MA | 2006 |
| Timothy O'Holleran, M.D. | 1154360188 | Surgery Physician | North Platte, NE | 2006 |
| Alexandra O'Hora, LMSW | 1437921533 | Clinical Social Worker | Columbia, MD | 2023 |
| Andrea O'Hora, RD, LDN | 1457590317 | Registered Dietitian | New Port Richey, FL | 2009 |
| Devin O'Hora, NP | 1659062669 | Family Nurse Practitioner | Saginaw, MI | 2023 |
| Erin O'Hora, LDN | 1801285606 | Registered Dietitian | Wilkes Barre, PA | 2015 |
| Haley O'Hora, PA-C | 1073132916 | Medical Physician Assistant | Puyallup, WA | 2020 |
| James O'Hora | 1740939172 | Emergency Medicine Physician | Cleveland, OH | 2022 |
| Jane O'Hora, O.D. | 1811005036 | Optometrist | Sebring, FL | 2006 |
| Kendra O'Hora, LGMFT | 1609238872 | Marriage & Family Therapist | Bel Air, MD | 2016 |
| Kevin O'Hora | 1376504571 | Diagnostic Radiology Physician | Royal Oak, MI | 2006 |
| Ryan O'Hora | 1720464761 | Specialist | Keene, NH | 2015 |
| Jacob O'Horo, EMT | 1255937371 | Basic Emergency Medical Technician | Mesa, AZ | 2020 |
| John O'Horo, M.D. | 1659513364 | Infectious Disease Physician | Rochester, MN | 2009 |
| Kelly O'Horo, MC | 1801105754 | Professional Counselor | Gilbert, AZ | 2010 |
| Patrick O'Horo, LAC | 1740093509 | Mental Health Counselor | Gilbert, AZ | 2025 |
| Thomas O'Horo, MA, LCDP, CADC,CPRS | 1881322337 | Addiction (Substance Use Disorder) Counselor | Warwick, RI | 2022 |
| Christine O'Hotto | 1558440255 | Physical Therapist | Edina, MN | 2006 |
| Nastaishia O'Howell, RN | 1801713029 | Registered Nurse | Loma Linda, CA | 2026 |
| Colleen O'Hurley | 1902568785 | Acute Care Nurse Practitioner | San Pedro, CA | 2021 |
| Sheryl O'Hurley, RNC | 1922105725 | Psychiatric/Mental Health Registered Nurse | Manchester, NH | 2006 |
| Siobhan O'Hurley, OTR L | 1376625350 | Neurorehabilitation Occupational Therapist | Redding, CA | 2006 |
| Jamie O'Jala, CADC | 1447883327 | Addiction (Substance Use Disorder) Counselor | Biddeford, ME | 2020 |
| Anna-Barbara O'James | 1750124194 | Student in an Organized Health Care Education/Training Program | Edinburg, TX | 2024 |
| Lauren O'Janpa, LPCC | 1821437989 | Professional Counselor | Brookpark, OH | 2013 |
| Judith O'Jile, PHD | 1770521718 | Clinical Neuropsychologist | Jackson, MS | 2006 |
| Kimberly O'Kain | 1740737345 | Addiction (Substance Use Disorder) Counselor | Everett, WA | 2016 |
| Sean O'Kain | 1811870363 | Case Manager/Care Coordinator | Portland, OR | 2025 |
| Alexandra O'Kane, MD | 1871334151 | Pediatrics Physician | Philadelphia, PA | 2024 |
| Arianne O'Kane, RPAC | 1932284254 | Physician Assistant | New York, NY | 2006 |
| Barbara O'Kane, RPH | 1114226032 | Pharmacist | Hudson, MA | 2011 |
| Brigid O'Kane, PA-C | 1912794322 | Physician Assistant | Savannah, GA | 2025 |
| Cavan O'Kane, PHARMD | 1396391959 | Pharmacist | Camden, NJ | 2019 |
| Christine O'Kane, PA-C | 1487373478 | Physician Assistant | New York, NY | 2022 |
| Christopher O'Kane, DDS | 1881700763 | Dentist | Wadena, MN | 2006 |
| Colleen O'Kane, PT | 1922203397 | Orthopedic Physical Therapist | Los Altos, CA | 2007 |
| Derry O'Kane, MS, LCMHC, NCC, BCC | 1336458926 | Mental Health Counselor | Asherville, NC | 2010 |
| Elizabeth O'Kane | 1063598787 | Family Medicine Physician | Shoreline, WA | 2006 |
| Emily O'Kane, CCC-SLP | 1467232629 | Speech-Language Pathologist | Marlton, NJ | 2023 |
| Emily O'Kane, M.S. CCC-SLP | 1861979346 | Speech-Language Pathologist | Davenport, IA | 2018 |
| Enya O'Kane | 1083361547 | Physician Assistant | Palo Alto, CA | 2022 |
| Erica O'Kane, MD | 1962931535 | Critical Care Medicine (Internal Medicine) Physician | Philadelphia, PA | 2017 |
| Erin O'Kane | 1497671499 | Clinical Social Worker | Charleston, ME | 2026 |
| Erin O'Kane | 1538043559 | Student in an Organized Health Care Education/Training Program | Atlanta, GA | 2025 |
| Erin O'Kane, CRNA | 1831539709 | Certified Registered Nurse Anesthetist | Portland, OR | 2013 |
| Florence O'Kane, MA CCC-A | 1174797252 | Audiologist | Woodbury, NJ | 2008 |
| Glenn O'Kane | 1780907550 | Pharmacist | Commack, NY | 2010 |
| Holly O'Kane, N.P | 1558304204 | Adult Health Nurse Practitioner | Boston, MA | 2006 |
| Jacqueline O'Kane, D.O. | 1396085981 | Family Medicine Physician | Valdosta, GA | 2013 |
| Jacqueline O'Kane, FNP | 1841354560 | Nurse Practitioner | Whiteville, NC | 2006 |
| Jessica O'Kane, DPT, ATC | 1366855074 | Orthopedic Physical Therapist | Marysville, OH | 2014 |
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).