Providers Anna Oconnor, PT to Patricia Oconnor, M.D.
300 individual NPIs in the federal registry, part 16,092 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. 81 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Anna Oconnor, PT | 1851461511 | Physical Therapist | River Forest, IL | 2006 |
| Annabel Oconnor | 1952113565 | Student in an Organized Health Care Education/Training Program | Monroe, LA | 2025 |
| Anne Oconnor, LCSW | 1316131261 | Clinical Social Worker | Raleigh, NC | 2007 |
| Anne Oconnor, CRNA | 1679583280 | Certified Registered Nurse Anesthetist | Hyannis, MA | 2006 |
| Anne Oconnor, LICSW | 1902795826 | Clinical Social Worker | Saint Paul, MN | 2025 |
| Anne Oconnor, MD | 1942245477 | Cardiovascular Disease Physician | Madison, WI | 2006 |
| Arlene Oconnor | 1407621956 | Behavior Technician | Sparks, MD | 2023 |
| Ashley Oconnor, DPT | 1033555719 | Physical Therapist | Portland, OR | 2013 |
| Ashley Oconnor | 1316663776 | Case Manager/Care Coordinator | Medina, OH | 2022 |
| Ashley Oconnor, RRT | 1417878125 | Registered Respiratory Therapist | Grand Rapids, MI | 2026 |
| Barbara Oconnor, MFT | 1982747325 | Marriage & Family Therapist | Torrance, CA | 2007 |
| Barbara Bonnie Oconnor, ATR-BC,LCAT | 1013291319 | Art Therapist | Rockville Centre, NY | 2011 |
| Blossom Oconnor, LPN | 1629712393 | Licensed Practical Nurse | Columbus, OH | 2022 |
| Bobbi Oconnor | 1053151043 | Speech-Language Pathologist | Hicksville, NY | 2024 |
| Bonnie Oconnor, PA C | 1033199948 | Surgical Physician Assistant | Newark, DE | 2006 |
| Brandon Oconnor, M.D. | 1467624494 | Family Medicine Physician | Port Jervis, NY | 2008 |
| Brenda Oconnor, RN | 1760930184 | Registered Nurse | Alamogordo, NM | 2016 |
| Brendan Oconnor | 1013759737 | Athletic Trainer | Weatherford, TX | 2024 |
| Brendan Oconnor, MD | 1861457582 | Diagnostic Radiology Physician | Portland, TX | 2006 |
| Brian Oconnor, MD | 1770641870 | Rheumatology Physician | Pasadena, CA | 2006 |
| Brian Oconnor, MD | 1912991522 | Addiction Medicine (Preventive Medicine) Physician | Woburn, MA | 2005 |
| Brianna Oconnor | 1124987524 | Behavior Technician | Walnut Creek, CA | 2026 |
| Briannon Oconnor, PHD | 1942751128 | Clinical Psychologist | Rochester, NY | 2016 |
| Bridget Oconnor, LPC | 1922649946 | Professional Counselor | Phoenixville, PA | 2019 |
| Brittny Oconnor | 1205767373 | School Psychologist | San Francisco, CA | 2026 |
| Caitlin Oconnor | 1184450330 | Personal Care Attendant | Cuyahoga Falls, OH | 2024 |
| Caitlyn Oconnor | 1518758473 | Behavior Technician | Honolulu, HI | 2025 |
| Cameron Oconnor | 1013845619 | Behavior Technician | Riverside, CA | 2026 |
| Candace Oconnor, DDS | 1477744399 | General Practice Dentistry | Missoula, MT | 2007 |
| Cara Oconnor, RN | 1730951179 | Gerontology Nurse Practitioner | Lebanon, NH | 2023 |
| Careen Oconnor | 1104463843 | Specialist | Merrick, NY | 2019 |
| Carissa Oconnor, RBT | 1275302846 | Behavior Technician | San Antonio, TX | 2023 |
| Carla Oconnor, LPC | 1568269660 | Professional Counselor | Fairview, PA | 2025 |
| Carmen Oconnor, APRN, BC | 1841287067 | Adult Health Nurse Practitioner | Saint Louis, MO | 2005 |
| Carolyn Oconnor, RN | 1164812947 | Registered Nurse | Fairfield, CA | 2015 |
| Carolyn Oconnor | 1962425322 | Family Medicine Physician | Prosser, WA | 2006 |
| Casey Oconnor | 1164927752 | Social Worker | Menominee, MI | 2018 |
| Cate Oconnor, PMHNP-BC | 1639015654 | Psychiatric/Mental Health Nurse Practitioner | Middleville, MI | 2026 |
| Catherine Oconnor, MD | 1134189434 | Surgery Physician | Lewiston, ME | 2006 |
| Catherine Oconnor, LPN | 1285733154 | Licensed Practical Nurse | Burlington, MA | 2006 |
| Cathryn Oconnor, MA | 1720758188 | Mental Health Counselor | Aston, PA | 2021 |
| Christian Oconnor, DMD | 1962651836 | General Practice Dentistry | Bronx, NY | 2008 |
| Christina Oconnor, LPN | 1093693780 | Licensed Practical Nurse | Akron, OH | 2025 |
| Christina Oconnor, LCSW/ICADC | 1477875904 | Clinical Social Worker | Wilmington, DE | 2010 |
| Christine Oconnor, MSW, LICSW, MLADC | 1033826599 | Clinical Social Worker | Washington, NH | 2022 |
| Christine Oconnor, OD | 1497792246 | Optometrist | Amarillo, TX | 2006 |
| Christine Oconnor, PH.D., LCSW | 1780884411 | Clinical Social Worker | Washington, DC | 2007 |
| Christine Oconnor, M.T. | 1811142441 | Massage Therapist | Steamboat Springs, CO | 2008 |
| Christopher Oconnor | 1013510395 | Physical Therapy Assistant | Modesto, CA | 2020 |
| Christopher Oconnor | 1164442505 | Anesthesiology Physician | Chicago, IL | 2006 |
| Christy Oconnor, OTR/L | 1992968986 | Occupational Therapist | Yukon, OK | 2008 |
| Claire Oconnor, PT, DPT | 1346192093 | Physical Therapist | Birmingham, AL | 2026 |
| Claire Oconnor, MSED, PSYD | 1538417928 | School Psychologist | Forest Hills, NY | 2012 |
| Courtney Oconnor, LCSW | 1447939277 | Clinical Social Worker | Peoria, AZ | 2023 |
| Cynthia Oconnor | 1023322542 | Pharmacist | Milford, MA | 2010 |
| Daniel Oconnor, DO | 1063070969 | Pulmonary Disease Physician | Toledo, OH | 2019 |
| Daniel Oconnor, MD | 1629049457 | Interventional Pain Medicine Physician | Scottsdale, AZ | 2006 |
| Daniel Oconnor, M.D. | 1700990868 | Emergency Medicine Physician | Humble, TX | 2006 |
| Daniel Oconnor, PT | 1790525228 | Physical Therapist | Muskogee, OK | 2024 |
| Danielle Oconnor, LCSW | 1053284406 | Clinical Social Worker | New Port Richey, FL | 2025 |
| Danielle Oconnor | 1790317766 | Certified Registered Nurse Anesthetist | San Diego, CA | 2020 |
| Darrius Oconnor | 1982449641 | Behavior Technician | Oklahoma City, OK | 2024 |
| Daryl Oconnor, MD | 1154323541 | Orthopaedic Surgery Physician | Elmhurst, IL | 2005 |
| David Oconnor | 1013217918 | Pharmacist | Port Townsend, WA | 2010 |
| David Oconnor, MA | 1033958954 | Student in an Organized Health Care Education/Training Program | Hinsdale, IL | 2024 |
| Deirdre Oconnor, N.D. | 1528141256 | Naturopath | Mystic, CT | 2006 |
| Dena Oconnor, RT | 1730499542 | Certified Respiratory Therapist | Greenfield, IN | 2010 |
| Denis Oconnor, R.PH | 1225336837 | Pharmacist | Waterbury, CT | 2011 |
| Denise Oconnor | 1689087108 | Occupational Therapy Assistant | Worcester, MA | 2014 |
| Denise Oconnor, M.S., LCPC | 1861760399 | Professional Counselor | Catonsville, MD | 2011 |
| Dennis Oconnor, M.A., CCC-SLP | 1760235758 | Speech-Language Pathologist | Magnolia, TX | 2024 |
| Dennis Oconnor, DO | 1992807184 | Family Medicine Physician | Hemlock, MI | 2006 |
| Derek Oconnor, DDS | 1376112698 | Dentist | Bourbonnais, IL | 2021 |
| Desmond Oconnor, LPC,LMFT | 1144471731 | Professional Counselor | Gretna, LA | 2008 |
| Diana Oconnor, RBT | 1215627385 | Behavior Analyst | San Antonio, TX | 2023 |
| Diane Oconnor | 1487248571 | Community Health Worker | Moundsville, WV | 2021 |
| Donald Oconnor, MD | 1235152430 | Family Medicine Physician | Falls Church, VA | 2006 |
| Dorothy Oconnor, MS, RD | 1124512116 | Registered Dietitian | Los Angeles, CA | 2018 |
| Douglas Oconnor | 1821203506 | Corneal and Contact Management Optometrist | Hatfield, PA | 2007 |
| Edward Oconnor, DDS PA | 1144415670 | Dentist | Hayesville, NC | 2007 |
| Edward Oconnor, RN | 1497810410 | Medical-Surgical Registered Nurse | Miami, FL | 2006 |
| Edward Oconnor | 1942313325 | Dental Hygienist | Rochester, NY | 2006 |
| Eileen Oconnor | 1568129427 | Behavior Analyst | Chicago, IL | 2021 |
| Elaine Oconnor, LMT | 1881829158 | Other Specialist/Technologist | Tempe, AZ | 2009 |
| Elisabeth Oconnor, MS, CCC-SLP | 1912100645 | Speech-Language Pathologist | Raleigh, NC | 2007 |
| Elizabeth Oconnor, RD | 1245860246 | Registered Dietitian | Bethel, CT | 2020 |
| Elizabeth Oconnor, PAC | 1356598403 | Physician Assistant | Walnut Creek, CA | 2008 |
| Elizabeth Oconnor, RPH | 1407344955 | Pharmacist | Camden, TN | 2018 |
| Elizabeth Oconnor, DDS | 1467505586 | General Practice Dentistry | Liverpool, NY | 2007 |
| Elizabeth Oconnor | 1487290714 | Social Worker | Bethlehem, PA | 2019 |
| Elizabeth Oconnor, FNP APRN MSN CCRN | 1740207224 | Nurse Practitioner | Great Falls, MT | 2006 |
| Ellis Oconnor, PSYD | 1417818022 | Clinical Psychologist | Hoffman Estates, IL | 2025 |
| Emily Oconnor | 1063111706 | Behavior Analyst | Danbury, CT | 2023 |
| Emily Oconnor | 1508621970 | Certified Registered Nurse Anesthetist | Boston, MA | 2024 |
| Emily Oconnor | 1932677424 | Nurse's Aide | Brookpark, OH | 2018 |
| Erica Oconnor | 1922754100 | Personal Care Attendant | Las Vegas, NV | 2022 |
| Erin Oconnor, APN | 1801635511 | Psychiatric/Mental Health Nurse Practitioner | Berlin, NJ | 2024 |
| Eugenie Oconnor, PA | 1801859061 | Physician Assistant | Milwaukee, WI | 2006 |
| Francis Oconnor, MD | 1306819867 | Surgery Physician | Nantucket, MA | 2006 |
| Frederick Oconnor | 1154033413 | Addiction (Substance Use Disorder) Counselor | South Yarmouth, MA | 2022 |
| Gabrielle Oconnor | 1689315038 | Behavior Technician | Colorado Springs, CO | 2022 |
| Gale Oconnor, M.D. | 1750398160 | Internal Medicine Physician | Orchard Park, NY | 2006 |
| Gerald Oconnor, M.D. | 1447282058 | Specialist | West Palm Beach, FL | 2006 |
| Grace Oconnor, LMFT | 1679283923 | Marriage & Family Therapist | Los Angeles, CA | 2022 |
| Guy Oconnor, AP | 1386046332 | Acupuncturist | Gulfport, FL | 2014 |
| Haley Oconnor, RDN, LD, | 1356034920 | Registered Dietitian | Mobile, AL | 2023 |
| Halle Oconnor | 1467100198 | Family Nurse Practitioner | Cleveland, OH | 2022 |
| Hannah Oconnor | 1841933603 | Speech-Language Pathologist | Billerica, MA | 2022 |
| Heather Oconnor, CNP | 1972935617 | Nurse Practitioner | Rochester, MN | 2013 |
| Helen Oconnor, DO | 1033138284 | Family Medicine Physician | Oklahoma City, OK | 2006 |
| Hillarie Oconnor | 1356791651 | Mental Health Counselor | Aurora, CO | 2016 |
| Hobie Oconnor, BOCPO | 1669912796 | Prosthetist | Anaheim, CA | 2017 |
| Hope Oconnor | 1154670875 | Mental Health Counselor | Portland, OR | 2012 |
| Irmgard Oconnor, OT | 1588774236 | Occupational Therapist | Las Vegas, NV | 2006 |
| Jack Oconnor, RD | 1922749514 | Sports Dietetics Nutrition Registered Dietitian | Denver, CO | 2022 |
| Jacqueline Oconnor | 1669951570 | Behavior Analyst | Pompton Plains, NJ | 2018 |
| James Oconnor, MD | 1205800703 | Internal Medicine Physician | Rockaway Point, NY | 2006 |
| James Oconnor, LICSW | 1497227938 | Clinical Social Worker | Natick, MA | 2018 |
| James Oconnor | 1598635435 | Paramedic | Vandalia, OH | 2025 |
| James Oconnor, PA | 1609821438 | Physician Assistant | Parkersburg, WV | 2006 |
| James Oconnor, D.O. | 1659442184 | Adult Medicine Physician | Ann Arbor, MI | 2006 |
| James Oconnor, MD | 1891752572 | Internal Medicine Physician | North Falmouth, MA | 2006 |
| Janelle Oconnor, LCSW | 1750574448 | Clinical Social Worker | New Orleans, LA | 2007 |
| Janet Oconnor, RPT | 1003084922 | Physical Therapist | Hillsboro, OR | 2008 |
| Jason Oconnor | 1891168050 | Addiction (Substance Use Disorder) Counselor | Shawnee, OK | 2015 |
| Jason Oconnor | 1891320289 | Addiction (Substance Use Disorder) Counselor | Milford, DE | 2020 |
| Jeffrey Oconnor, OD | 1932166428 | Optometrist | North Platte, NE | 2006 |
| Jelisa Oconnor | 1528862596 | Behavior Technician | Baltimore, MD | 2025 |
| Jenessa Oconnor, LPN | 1790189934 | Licensed Practical Nurse | Unadilla, NY | 2014 |
| Jennifer Oconnor | 1174357636 | Speech-Language Pathologist | Great River, NY | 2024 |
| Jennifer Oconnor, LGSW | 1245053495 | Social Worker | Rochester, MN | 2024 |
| Jennifer Oconnor | 1508359720 | Social Worker | Shaker Heights, OH | 2018 |
| Jennifer Oconnor, M.D. | 1790788594 | Family Medicine Physician | Chalfont, PA | 2005 |
| Jennifer Oconnor | 1922493378 | Peer Specialist | Worcester, MA | 2015 |
| Jeremiah Oconnor | 1629770854 | Student in an Organized Health Care Education/Training Program | Hanford, CA | 2023 |
| Jessica Oconnor | 1285043208 | General Care Registered Respiratory Therapist | Oldsmar, FL | 2014 |
| Jessica Oconnor, LCSW | 1548626245 | Clinical Social Worker | Rome, GA | 2016 |
| Jessica Oconnor, P.T. | 1861562290 | Physical Therapist | West Tisbury, MA | 2006 |
| Joan Oconnor, CRNP | 1063689578 | Nurse Practitioner | Moon Township, PA | 2008 |
| Joan Oconnor, PT | 1316122138 | Physical Therapist | Baltimore, MD | 2007 |
| Joanne Oconnor, PT | 1043234115 | Physical Therapist | Columbus, GA | 2006 |
| Joanne Oconnor | 1053209171 | Home Health Aide | Fairmont, WV | 2025 |
| Joanne Oconnor, LCSW SOCIAL WORKER | 1952443558 | Psychologist | Holbrook, NY | 2007 |
| Jody Oconnor | 1932921863 | Attendant Care Provider | Sun City Center, FL | 2024 |
| John Oconnor, DDS | 1225247380 | Dentist | Lincoln, MA | 2007 |
| John Oconnor, MA LPC | 1235243064 | Professional Counselor | San Antonio, TX | 2006 |
| John Oconnor, PSYD | 1285742668 | Psychologist | New Egypt, NJ | 2006 |
| John Oconnor, M.D. | 1417928003 | Family Medicine Physician | Lakewood, CO | 2006 |
| John Oconnor, MD | 1437157203 | General Practice Physician | Prescott, AZ | 2005 |
| John Oconnor, PT | 1548212434 | Physical Therapist | Grand Rapids, MI | 2006 |
| Johnny Oconnor, CCC-SLP | 1215298690 | Speech-Language Pathologist | Houston, TX | 2012 |
| Joseph Oconnor, PT | 1528024775 | Physical Therapist | Haddon Township, NJ | 2006 |
| Joseph Oconnor, RPA-C | 1700052552 | Physician Assistant | New York, NY | 2008 |
| Joshua Oconnor, CMHC | 1568034387 | Professional Counselor | Park City, UT | 2021 |
| Joshua Oconnor, LMSW | 1598453003 | Clinical Social Worker | Bowie, MD | 2023 |
| Julianne Oconnor, CNS | 1053981548 | Nutrition Education Nutritionist | Portland, OR | 2021 |
| Julie Oconnor, MD | 1093793804 | Emergency Medicine Physician | Philadelphia, PA | 2006 |
| Julie Oconnor, DPT | 1104340926 | Physical Therapist | Orlando, FL | 2017 |
| Julie Oconnor | 1568537827 | Physical Therapist | Overland Park, KS | 2006 |
| Julie Oconnor, LCSW, PIP | 1912236407 | Clinical Social Worker | Birmingham, AL | 2009 |
| Justin Oconnor, LMHC | 1992382881 | Mental Health Counselor | Indianapolis, IN | 2021 |
| Kacee Oconnor, MED, LCPC, LMFT | 1235116294 | Counselor | Twin Falls, ID | 2005 |
| Kaitlyn Oconnor | 1780255182 | Behavior Technician | Avondale, AZ | 2021 |
| Kaitlyn Oconnor | 1801591631 | Speech-Language Pathologist | Flushing, NY | 2023 |
| Kara Oconnor | 1841994217 | Behavior Analyst | Manchester, NH | 2023 |
| Karen Oconnor, LMFT | 1033507256 | Marriage & Family Therapist | Bossier City, LA | 2014 |
| Karen Oconnor, RPH | 1427280676 | Pharmacist | Canandaigua, NY | 2009 |
| Kate Oconnor, NP | 1619077351 | Nurse Practitioner | Marshfield, WI | 2006 |
| Katelyn Oconnor, PA-C | 1265733083 | Physician Assistant | New Haven, CT | 2010 |
| Katharine Oconnor, LPC | 1902102361 | Professional Counselor | Fort Worth, TX | 2011 |
| Katherine Oconnor | 1497514228 | Marriage & Family Therapist | Santa Rosa, CA | 2024 |
| Katherine Oconnor, DC | 1912281395 | Chiropractor | Palos Heights, IL | 2011 |
| Kathleen Oconnor, MPS MBA | 1083806889 | Genetic Counselor (M.S.) | Santa Fe, NM | 2007 |
| Kathleen Oconnor, REGISTERED NURSE | 1376366435 | Registered Nurse | Florence, SC | 2024 |
| Kathleen Oconnor, M.S.,CCC-A | 1407002389 | Audiologist | West Nyack, NY | 2008 |
| Kathleen Oconnor | 1417613928 | Pharmacist | Sanger, CA | 2021 |
| Kathleen Oconnor, A.P.R.N. | 1457351017 | Acute Care Nurse Practitioner | Gales Ferry, CT | 2005 |
| Kathleen Oconnor, RN | 1528244720 | Case Management Registered Nurse | Ocala, FL | 2008 |
| Kathleen Oconnor, M ED, BCBA, LABA | 1629692199 | Behavior Analyst | Charlestown, MA | 2020 |
| Kathleen Oconnor, MD | 1689476061 | Student in an Organized Health Care Education/Training Program | Dallas, TX | 2025 |
| Kathleen Oconnor, MD | 1790746865 | Dermatology Physician | Bronx, NY | 2006 |
| Kathryn Oconnor, LCPC LPC | 1396848545 | Counselor | Kansas City, MO | 2006 |
| Kathryn Oconnor, DC | 1508997602 | Chiropractor | Petaluma, CA | 2007 |
| Kathryn Oconnor | 1710821491 | Behavior Analyst | Hoffman Estates, IL | 2026 |
| Katrina Oconnor, APRN, ANP-C | 1033657267 | Family Nurse Practitioner | Pembroke Pines, FL | 2017 |
| Kayeleigh Oconnor | 1790608149 | Behavior Technician | Minnetonka, MN | 2026 |
| Kayla Oconnor, LMSW | 1588448104 | Counselor | Tulsa, OK | 2023 |
| Keith Oconnor | 1215893904 | Pharmacist | Columbia, SC | 2025 |
| Kellie Oconnor | 1508295858 | Occupational Therapist | Hart, TX | 2013 |
| Kelly Oconnor | 1518514520 | Physician Assistant | Chicago, IL | 2019 |
| Kelly Oconnor, DDS | 1588833917 | Dentist | Bourbonnais, IL | 2008 |
| Kelsey Oconnor, PA-C | 1174282461 | Physician Assistant | Pittsburgh, PA | 2021 |
| Kelsey Oconnor | 1336022995 | Speech-Language Pathologist | Salisbury, MD | 2025 |
| Kelsie Oconnor | 1811208952 | Dental Laboratory Technician | Scottsdale, AZ | 2010 |
| Kenneth Oconnor, DOM | 1982269437 | Acupuncturist | Venice, FL | 2019 |
| Kerin Oconnor, RN | 1548398779 | Community Health Registered Nurse | Nashville, TN | 2007 |
| Kerry Oconnor, DDS | 1952516593 | Dentist | Centralia, WA | 2007 |
| Kevin Oconnor, DO | 1285568006 | Emergency Medicine Physician | Grand Blanc, MI | 2026 |
| Kevin Oconnor, M.D. | 1396743670 | Psychiatry Physician | Edina, MN | 2005 |
| Kevin Oconnor, MD | 1417936246 | Anesthesiology Physician | St Louis, MO | 2006 |
| Kevin Oconnor, LMSW | 1558148866 | Social Worker | Schenectady, NY | 2023 |
| Kevin Oconnor, PHARMD | 1649857954 | Pharmacist | Charlotte, NC | 2021 |
| Kevin Oconnor, DO | 1659335396 | Surgery Physician | Greenville, MI | 2006 |
| Kevin Oconnor, DO | 1740235340 | Family Medicine Physician | Washington, DC | 2006 |
| Kevin Oconnor, MA | 1790792000 | Professional Counselor | Long Grove, IL | 2006 |
| Kevin Oconnor, MD | 1861476947 | Spinal Cord Injury Medicine Physician | Boston, MA | 2005 |
| Kevin Oconnor, D.P.M. | 1871521286 | Foot Surgery Podiatrist | Flossmoor, IL | 2006 |
| Kierra Oconnor | 1013808047 | Behavior Technician | Santa Clarita, CA | 2025 |
| Kristen Oconnor, OTR | 1043994023 | Occupational Therapist | Edison, NJ | 2023 |
| Kristen Oconnor, RN | 1427713668 | Registered Nurse | Methuen, MA | 2021 |
| Kristin Oconnor, RN | 1285252437 | Registered Nurse | Bedford, MA | 2020 |
| Kristina Oconnor, D.O. | 1326351792 | Family Medicine Physician | Portsmouth, VA | 2010 |
| Kristine Oconnor | 1578377602 | Home Health Aide | Omaha, NE | 2025 |
| Latrice Oconnor, LSW | 1679312599 | Social Worker | Ford Heights, IL | 2024 |
| Laura Oconnor, CADC-R | 1184574931 | Addiction (Substance Use Disorder) Counselor | Damascus, OR | 2026 |
| Laura Oconnor, FNP-C | 1356860506 | Family Nurse Practitioner | Charlotte, MI | 2017 |
| Lauren Oconnor | 1194212803 | Occupational Therapist | Ann Arbor, MI | 2018 |
| Leda Oconnor, COTA/L | 1841801818 | Occupational Therapy Assistant | Avinger, TX | 2020 |
| Linda Oconnor | 1679859839 | Speech-Language Pathologist | Hamburg, NY | 2011 |
| Linda Oconnor, RN | 1710111406 | Registered Nurse | Brewerton, NY | 2009 |
| Lindsay Oconnor, OTR/L | 1023599917 | Occupational Therapist | Annapolis, MD | 2018 |
| Lindsey Oconnor, FNP | 1447927744 | Women's Health Nurse Practitioner | Charlotte, NC | 2021 |
| Lisa Oconnor, MOTRL | 1710905971 | Contractor | Waxhaw, NC | 2006 |
| Lisa Oconnor, RPH | 1811590698 | Pharmacist | Yakima, WA | 2020 |
| Lorraine Oconnor, LCSW | 1679793228 | Clinical Social Worker | Utica, NY | 2007 |
| Luan Oconnor, DO | 1851384945 | Family Medicine Physician | Medina, OH | 2005 |
| Lucy Oconnor, OD | 1083438071 | Optometrist | Fredonia, NY | 2024 |
| Lynn Oconnor, PHD | 1295908309 | Clinical Psychologist | San Francisco, CA | 2008 |
| Ma Jenzen Oconnor | 1003478868 | Social Worker | McHenry, IL | 2019 |
| Madison Oconnor | 1720798689 | Behavior Technician | Farmington Hills, MI | 2022 |
| Margaret Oconnor, PHD | 1215989918 | Clinical Psychologist | Jacksonville, FL | 2006 |
| Margaret Oconnor, LCSW | 1235213778 | Clinical Social Worker | Hamilton, NY | 2006 |
| Margaret Oconnor, LMFT | 1831367317 | Marriage & Family Therapist | Scarsdale, NY | 2008 |
| Maria Oconnor, RN | 1356055651 | Registered Nurse | Deposit, NY | 2023 |
| Maria Oconnor, RCP | 1962980946 | Registered Respiratory Therapist | Woodland Hills, CA | 2018 |
| Maria Oconnor, FFT | 1982103164 | Mental Health Counselor | New York, NY | 2018 |
| Mariann Oconnor, LVN | 1609609098 | Licensed Vocational Nurse | Simi Valley, CA | 2024 |
| Marie Oconnor, NP | 1508601931 | Family Nurse Practitioner | South Salem, NY | 2024 |
| Mariel Oconnor, MD | 1083417489 | Student in an Organized Health Care Education/Training Program | Worcester, MA | 2025 |
| Marissa Oconnor | 1154033728 | Mental Health Counselor | Somerset, PA | 2022 |
| Marissa Oconnor | 1497271662 | Certified Registered Nurse Anesthetist | Cambridge, MA | 2017 |
| Martin Oconnor, CRNA | 1568553683 | Certified Registered Nurse Anesthetist | Raleigh, NC | 2006 |
| Mary Oconnor, LPN | 1023256294 | Licensed Practical Nurse | Cato, NY | 2009 |
| Mary Oconnor, DDS | 1215035217 | Dentist | San Diego, CA | 2006 |
| Mary Oconnor | 1386054864 | Licensed Practical Nurse | La Place, LA | 2014 |
| Mary Oconnor, OTR/L CHT | 1396075925 | Occupational Therapist | North Wales, PA | 2010 |
| Mary Oconnor, RN | 1437574738 | Registered Nurse | Fairfield, CT | 2014 |
| Mary Oconnor, LCPC | 1447011945 | Professional Counselor | Orland Park, IL | 2024 |
| Mary Oconnor | 1700840691 | Internal Medicine Physician | Seattle, WA | 2006 |
| Mary Oconnor, MD | 1831153204 | Infectious Disease Physician | Kansas City, MO | 2006 |
| Mary Oconnor, D.O. | 1851401129 | Pulmonary Disease Physician | Clarkston, MI | 2006 |
| Mary Oconnor, M.D. | 1891785713 | Orthopaedic Surgery Physician | Jacksonville Beach, FL | 2005 |
| Marybreen Oconnor, LCSW | 1053857292 | Clinical Social Worker | Highland Park, NJ | 2017 |
| Matthew Oconnor, PA-C | 1538512959 | Surgical Physician Assistant | Boston, MA | 2016 |
| Matthew Oconnor, LPC | 1962086082 | Professional Counselor | Saint Louis, MO | 2021 |
| Maureen Oconnor, RN | 1013257716 | Ambulatory Care Registered Nurse | Guilford, CT | 2013 |
| Maureen Oconnor, M.S.W. | 1447316443 | Clinical Social Worker | Oak Park, IL | 2006 |
| Maureen Oconnor, CCC-SLP | 1457563868 | Speech-Language Pathologist | Colma, CA | 2007 |
| Maureen Oconnor | 1902385503 | Home Health Registered Nurse | Houston, TX | 2018 |
| Meagan Oconnor, MA., LMFT | 1790655637 | Marriage & Family Therapist | Novato, CA | 2025 |
| Megan Oconnor, PA | 1033546874 | Physician Assistant | Boston, MA | 2013 |
| Megan Oconnor, LAC | 1760805535 | Acupuncturist | Arlington, VA | 2014 |
| Melissa Oconnor, RN | 1154214732 | Registered Nurse | Brockway, MI | 2025 |
| Melissa Oconnor, M.ED | 1275772196 | Student in an Organized Health Care Education/Training Program | Fall River, MA | 2009 |
| Melissa Oconnor | 1790336949 | Mental Health Counselor | Moncks Corner, SC | 2019 |
| Micah Oconnor, LCMHC | 1942883137 | Mental Health Counselor | Brattleboro, VT | 2021 |
| Michael Oconnor, PT | 1023063351 | Physical Therapist | Phoenix, AZ | 2006 |
| Michael Oconnor, MD | 1386753317 | Endocrinology, Diabetes & Metabolism Physician | Pinole, CA | 2006 |
| Michael Oconnor, D.O., M.P.H. | 1629049416 | Critical Care Medicine (Anesthesiology) Physician | Cleveland, OH | 2006 |
| Michael Oconnor, PT | 1639161151 | Physical Therapist | Manhasset, NY | 2005 |
| Michael Oconnor | 1669217147 | Behavior Technician | Holbrook, NY | 2024 |
| Michael Oconnor, M.D. | 1851569578 | Internal Medicine Physician | San Tan Valley, AZ | 2008 |
| Michael Oconnor | 1861352585 | Family Nurse Practitioner | Chicago, IL | 2025 |
| Michael Oconnor, DC | 1962503078 | Chiropractor | Clifton Springs, NY | 2006 |
| Michaela Oconnor | 1235995226 | Dermatology Physician | Saint Louis, MO | 2024 |
| Michela Oconnor | 1700460664 | Social Worker | Kalamazoo, MI | 2021 |
| Michele Oconnor, OTR/L | 1295244168 | Occupational Therapist | Brewster, MA | 2017 |
| Michelle Oconnor | 1114472040 | Mental Health Counselor | Grass Valley, CA | 2016 |
| Michelle Oconnor, CPNP | 1770873077 | Pediatric Nurse Practitioner | Fort Worth, TX | 2011 |
| Moira Oconnor, MASSAGE LICENSE | 1083329098 | Massage Therapist | Templeton, MA | 2023 |
| Molly Oconnor | 1508205303 | Clinical Social Worker | Cambridge, MA | 2013 |
| Monisha Oconnor | 1427543958 | Counselor | Boise, ID | 2018 |
| Morgan Oconnor | 1811513872 | Behavior Analyst | Tumwater, WA | 2020 |
| Nancy Oconnor, N.P. | 1780753459 | Nurse Practitioner | Royal Oak, MI | 2006 |
| Nancy Oconnor, R.D., C.D.N. | 1801096755 | Registered Dietitian | Dexter, NY | 2007 |
| Natalie Oconnor, NP | 1235778945 | Family Nurse Practitioner | Windham, NH | 2019 |
| Natalie Oconnor | 1235898156 | Behavior Technician | San Diego, CA | 2021 |
| Nathan Oconnor, DDS | 1760524276 | General Practice Dentistry | Yakima, WA | 2007 |
| Neil Oconnor, DPM | 1922019959 | Podiatrist | Lenoir, NC | 2006 |
| Nicholas Oconnor, DC | 1831584960 | Chiropractor | Newport Beach, CA | 2015 |
| Nickeita Oconnor, OWNER | 1154820314 | Phlebotomy Technician | Miami Shores, FL | 2018 |
| Nicole Oconnor, MFT, ATR | 1992990253 | Marriage & Family Therapist | San Francisco, CA | 2007 |
| Nisan Oconnor | 1619822442 | Speech-Language Pathologist | Watsonville, CA | 2026 |
| Nora Oconnor, LCSW | 1477957579 | Clinical Social Worker | Los Angeles, CA | 2014 |
| Noreen Oconnor, NP | 1295724441 | Nurse Practitioner | Chicago, IL | 2005 |
| Pamela Oconnor, MD | 1265413256 | Family Medicine Physician | The Woodlands, TX | 2005 |
| Pamella Oconnor | 1205334174 | Day Training/Habilitation Specialist | San Leandro, CA | 2018 |
| Patricia Oconnor | 1174053110 | Dentist | Miami, FL | 2017 |
| Patricia Oconnor, CRNP | 1396905113 | Acute Care Nurse Practitioner | Philadelphia, PA | 2008 |
| Patricia Oconnor, M.D. | 1720006380 | Family Medicine Physician | Pinole, CA | 2006 |
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).