Providers Siena Elisa Ona, M.D. to Jenna Oncale
300 individual NPIs in the federal registry, part 16,237 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. 104 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Siena Elisa Ona, M.D. | 1174963458 | Spinal Cord Injury Medicine Physician | Long Beach, CA | 2013 |
| Suzzette Ona, DMD | 1194942557 | General Practice Dentistry | Grand Rapids, MI | 2007 |
| Tania Ona | 1891104840 | Behavior Analyst | Miami, FL | 2014 |
| Wyeth Ryan Ona, APRN, FNP-BC | 1770381204 | Family Nurse Practitioner | New York, NY | 2025 |
| Kimberly Ona Ayala | 1710515481 | Anesthesiology Physician | Boston, MA | 2020 |
| Abidemi Onabadejo, MD | 1689291676 | Student in an Organized Health Care Education/Training Program | Washington, DC | 2020 |
| Agbadebo Onabajo, MD | 1629642533 | Internal Medicine Physician | Grand Blanc, MI | 2021 |
| Atinuke Onabajo | 1649562158 | Licensed Practical Nurse | Cincinnati, OH | 2011 |
| Bolaji Onabajo, MD | 1295718526 | Internal Medicine Physician | Glen Burnie, MD | 2005 |
| Christina Onabajo | 1801580584 | Obstetrics & Gynecology Physician | Galveston, TX | 2023 |
| Olusola Onabajo | 1174975783 | Home Health Aide | Bowie, MD | 2016 |
| Babafemi Onabanjo, M.D. | 1093129520 | Family Medicine Physician | Detroit, MI | 2014 |
| Elizabeth Onabanjo | 1316542335 | Pharmacist | Katy, TX | 2020 |
| Olanireti Onabanjo, NURSE PRACTITIONER | 1316156391 | Family Nurse Practitioner | Columbia, MD | 2007 |
| Onatolu Onabanjo | 1831050616 | Behavior Technician | Sugar Land, TX | 2025 |
| Temilola Onabanjo, MD, MPH | 1073955662 | Medical Oncology Physician | Weymouth, MA | 2013 |
| Yewande Onabanjo | 1841997517 | Behavior Technician | Columbia, MD | 2023 |
| Priscilia Onabhakere, PHARM.D | 1114517778 | Pharmacist | Pearland, TX | 2021 |
| Adepeju Onabiyi, HHA | 1902142029 | Home Health Aide | Upper Marlboro, MD | 2012 |
| Ahmed Onabiyi, HHA | 1285985481 | Home Health Aide | Washington, DC | 2012 |
| Valerie Onabiyi | 1548311863 | Intellectual & Developmental Disabilities Psychologist | Uniontown, OH | 2007 |
| Emmanuel Onabolu, M.D. | 1518708775 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2024 |
| Florence Onabolu | 1902477607 | Student in an Organized Health Care Education/Training Program | Aurora, CO | 2021 |
| Adebayo Onabule, LPC | 1386176642 | Professional Counselor | Augusta, GA | 2017 |
| Meagan Onaca | 1558147728 | Physical Therapist | Kyle, TX | 2023 |
| Nicholas Onaca, M.D. | 1043267941 | Transplant Surgery Physician | Fort Worth, TX | 2006 |
| Erin Onacki | 1780026260 | Social Worker | Phoenix, AZ | 2013 |
| Michelle Onacki, PSY-MH N.P. | 1558459651 | Psychiatric/Mental Health Nurse Practitioner | Tempe, AZ | 2006 |
| Kunle Onade, MD | 1790094704 | Dermatology Physician | Chippewa Falls, WI | 2010 |
| Adejumoke Onadeko, NP | 1598215535 | Psychiatric/Mental Health Nurse Practitioner | Garland, TX | 2016 |
| Akindele Onadeko, NP | 1235781915 | Psychiatric/Mental Health Nurse Practitioner | Dallas, TX | 2019 |
| Maria Onadeko | 1982484465 | Registered Nurse | Washington, DC | 2023 |
| Olayinka Onadeko, M.D. | 1770562555 | Pediatrics Physician | Nashville, TN | 2006 |
| Olutokunbo Onadeko | 1164005237 | Behavior Technician | Sacramento, CA | 2021 |
| Oluwole Onadeko, MD | 1366522658 | Sleep Medicine (Internal Medicine) Physician | Hamilton, OH | 2006 |
| Toluwalope Onadeko, RPH | 1316359136 | Pharmacist | Cincinnati, OH | 2014 |
| Abiola Onadele | 1336701051 | Behavior Technician | Milpitas, CA | 2019 |
| Maria Onaderu | 1770441297 | Behavior Technician | Riverbank, CA | 2026 |
| Anjola Onadipe, MD | 1336941715 | Student in an Organized Health Care Education/Training Program | Cincinnati, OH | 2025 |
| Dana Onadja, R.N. | 1649693920 | Registered Nurse | Calabasas, CA | 2014 |
| Sophia Onadja | 1215506381 | Behavior Technician | Haleiwa, HI | 2021 |
| Alice Onady, M.D. | 1518997741 | Psychiatry Physician | Middletown, OH | 2006 |
| Gary Onady, MD, PHD | 1396792347 | Internal Medicine Physician | Trenton, OH | 2006 |
| Mark Onady, M.D. | 1568690881 | Surgery Physician | Pensacola, FL | 2009 |
| Mark Onady, D.D.S. | 1972677417 | General Practice Dentistry | Springdale, OH | 2006 |
| Rena Onady, LISW-S | 1316670763 | Clinical Social Worker | Dayton, OH | 2022 |
| Adesola Onaeko | 1003791641 | Mental Health Counselor | Westampton, NJ | 2025 |
| Dawn Onaeko, FNP | 1033727920 | Family Nurse Practitioner | Lexington, KY | 2020 |
| Ebunoluwa Onafalujo, MD | 1447749932 | Internal Medicine Physician | Newnan, GA | 2018 |
| Tawakalitu Onafeko-Jaji | 1235921966 | Home Health Aide | Clinton, MD | 2025 |
| Adeyemi Onafowokan, LAC | 1467376020 | Mental Health Counselor | Hasbrouck Heights, NJ | 2026 |
| Jesutomisola Onafowokan | 1871395996 | Student in an Organized Health Care Education/Training Program | Philadelphia, PA | 2025 |
| Joel Onafowokan, MD | 1790745495 | Internal Medicine Physician | Charlotte, NC | 2006 |
| Joyce Onafowokan | 1629253174 | Developmental Therapist | Northampton, MA | 2008 |
| Oluwatobi Onafowokan | 1548063324 | Student in an Organized Health Care Education/Training Program | Aurora, CO | 2025 |
| Tammy Onafowokan, APRN-CNP | 1972218550 | Family Nurse Practitioner | Oklahoma City, OK | 2023 |
| Sarah Onafowora, M.D. | 1265847644 | Obstetrics & Gynecology Physician | Philadelphia, PA | 2014 |
| Adebimpe Onafuwa, PHARMACIST | 1497501043 | Pharmacist | Baltimore, MD | 2024 |
| Oyindamola Onafuwa | 1427905736 | Student in an Organized Health Care Education/Training Program | San Antonio, TX | 2026 |
| Yetunde Onafuwa | 1477169274 | Licensed Practical Nurse | Bronx, NY | 2020 |
| Adegboye Toks Onafuwa-Solanke | 1528372273 | Addiction (Substance Use Disorder) Counselor | Oklahoma City, OK | 2010 |
| Rasheed Onafuye, M.D | 1669651667 | Geriatric Psychiatry Physician | Monroe, NC | 2007 |
| Temiloluwa Onafuye | 1609544881 | Student in an Organized Health Care Education/Training Program | Atlanta, GA | 2021 |
| Chiamaka Onaga, DO | 1811637143 | Pediatrics Physician | Staten Island, NY | 2022 |
| Chioma Onaga | 1437973328 | School Social Worker | Staten Island, NY | 2024 |
| Courtney Onaga | 1003466970 | Rehabilitation Practitioner | Costa Mesa, CA | 2019 |
| Elizabeth Onaga | 1669399697 | Community Health Worker | Kalamazoo, MI | 2026 |
| Evelyn Onaga, APRN | 1194495960 | Critical Care Medicine Nurse Practitioner | Houston, TX | 2021 |
| Jennifer Onaga, DO | 1255917928 | Psychiatry Physician | Henderson, NV | 2021 |
| Joshua Onaga | 1528997905 | Registered Nurse | Houston, TX | 2026 |
| Kristin Onaga | 1811741424 | Social Worker | Honolulu, HI | 2024 |
| Lyndsay Onaga, PA-C | 1912770579 | Physician Assistant | Long Beach, CA | 2023 |
| Maryrose Onaga | 1265945729 | Registered Nurse | Snellville, GA | 2017 |
| Sarah Onaga, OD | 1710417522 | Optometrist | Tustin, CA | 2017 |
| Stacey Onaga, RN | 1699242800 | Diabetes Educator Registered Nurse | Honolulu, HI | 2018 |
| Ego Onaga Consulting Services, M.S.ED | 1053672964 | Specialist | Staten Island, NY | 2012 |
| Maria Irene Victoria Onagan, M.D. | 1689871212 | Pediatrics Physician | Joliet, IL | 2007 |
| Erica Onagbola, PHARM D | 1255747556 | Pharmacist | Mobile, AL | 2014 |
| Kofoworola Onagbola | 1235931833 | Pharmacist | Fort Worth, TX | 2025 |
| Comfort Onaghinor, BSN, RN | 1184424541 | Registered Nurse | Nashville, TN | 2025 |
| Osariemen Onaghinor | 1487528105 | Behavior Technician | Valley Stream, NY | 2025 |
| Andrew Onaghise | 1457434284 | Rehabilitation Practitioner | Los Angeles, CA | 2006 |
| Blossom Onaghise, D.O | 1215227475 | Neonatal-Perinatal Medicine Physician | Richardson, TX | 2011 |
| Funmilayo Onaghise | 1174316970 | Specialist | Bronx, NY | 2025 |
| Henry Onaghise, LPN | 1689031189 | Licensed Practical Nurse | Bronx, NY | 2016 |
| Joy Onaghise, MD | 1679958565 | Internal Medicine Physician | Upper Marlboro, MD | 2015 |
| Jude Onaghise, MD | 1124376942 | Internal Medicine Physician | Saint Louis, MO | 2012 |
| Racheal Onaghise | 1871489252 | Behavior Technician | Houston, TX | 2025 |
| Adediran Onagoruwa | 1275107914 | Psychiatric/Mental Health Registered Nurse | Lawrenceville, GA | 2021 |
| Adaeze Onah, MD | 1760112502 | Anesthesiology Physician | Iowa City, IA | 2022 |
| Chiamaka Onah, MD | 1922637909 | Internal Medicine Physician | Albuquerque, NM | 2020 |
| Ndubisi Onah, MD | 1750945143 | Urology Physician | Chicago, IL | 2019 |
| Obioma Onah | 1013363951 | Adult Health Nurse Practitioner | Springfield Gardens, NY | 2016 |
| Thompson Onah | 1528756210 | Addiction (Substance Use Disorder) Counselor | Cincinnati, OH | 2023 |
| Vitalis Onah, RPH | 1629489836 | Pharmacist | Miramar, FL | 2014 |
| Tracie Onaha-Nguyen, PHARM. D. | 1841467107 | Pharmacist | Los Alamitos, CA | 2008 |
| Danielle Onaindia | 1518389493 | Rehabilitation Practitioner | Pahrump, NV | 2014 |
| Mallory Onaindia, MS, RD, LD/N | 1508553330 | Registered Dietitian | Lake Mary, FL | 2023 |
| Cheryl Onaitis, CMT | 1457285694 | Massage Therapist | Winnetka, CA | 2026 |
| Mark Onaitis, MD | 1841310638 | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | San Diego, CA | 2007 |
| Bless Onaiwu, MD | 1164050274 | Obstetrics & Gynecology Physician | Dallas, TX | 2020 |
| Blessed Onaiwu | 1174250401 | Behavior Technician | Plano, TX | 2022 |
| Cherry Onaiwu, M.D. | 1871977850 | Hospitalist Physician | Houston, TX | 2015 |
| Grace Onaiwu, PHARMD | 1346167087 | Pharmacotherapy Pharmacist | Pocatello, ID | 2026 |
| Olubukunola Onajin, PHARMD. | 1134090046 | Pharmacist | Atlanta, GA | 2025 |
| Oluwakemi Onajin | 1245672393 | Dermatology Physician | Chicago, IL | 2013 |
| Juliana Onajobi, ARNP-FNP-C | 1376018614 | Family Nurse Practitioner | Houston, TX | 2018 |
| Ola Onajobi | 1124495338 | Case Manager/Care Coordinator | Edmond, OK | 2015 |
| Oluwatobi Onajobi, MD | 1508091513 | Hospitalist Physician | Silver Spring, MD | 2009 |
| Heather Onak | 1083412951 | Social Worker | Grand Rapids, MI | 2025 |
| Maria Onak, APN-CNP | 1700074754 | Nurse Practitioner | Glenview, IL | 2007 |
| Matthew Onak, MA SPP, CMHC INTERN | 1215688841 | Mental Health Counselor | Avondale, AZ | 2022 |
| Michael Onak, LSW | 1366392698 | Clinical Social Worker | Berwyn, IL | 2026 |
| Susanna Onak | 1316172117 | Speech-Language Pathologist | Chicago, IL | 2009 |
| Andrew Onaka, PA-C | 1376078287 | Physician Assistant | Carmichael, CA | 2017 |
| Gilbert Onaka, M.D. | 1023412707 | Diagnostic Radiology Physician | Camarillo, CA | 2014 |
| Gordon Onaka, MD | 1801924741 | Diagnostic Radiology Physician | Modesto, CA | 2007 |
| Miho Onaka | 1225523863 | Behavior Technician | Tacoma, WA | 2018 |
| Naomi Onaka | 1932720224 | Emergency Medicine Physician | Polson, MT | 2020 |
| Perry Onaka, MD | 1225839376 | Student in an Organized Health Care Education/Training Program | Aventura, FL | 2025 |
| Boniface Onakinor, LCPC | 1235711375 | Professional Counselor | Randallstown, MD | 2021 |
| Adeyinka Onakomaya, NURSE | 1245560341 | Licensed Practical Nurse | Staten Island, NY | 2010 |
| Anthony Onakorame | 1639021207 | Psychiatric/Mental Health Nurse Practitioner | Bolingbrook, IL | 2026 |
| Chinenye Onakorame, APRN, PMHNP BC | 1588487946 | Psychiatric/Mental Health Nurse Practitioner | Naperville, IL | 2024 |
| Abiodun Onakoya | 1306623301 | Case Manager/Care Coordinator | Capitol Heights, MD | 2023 |
| Modupe Onakoya | 1235655143 | Pharmacist | Antioch, CA | 2017 |
| Francis Onakpoma | 1346044807 | Student in an Organized Health Care Education/Training Program | Morgantown, WV | 2025 |
| Ergun Onal, M.D. | 1508804212 | Critical Care Medicine (Internal Medicine) Physician | Chicago, IL | 2006 |
| Erol Onal, D.O | 1083646848 | Pediatrics Physician | Gainesville, GA | 2006 |
| Fethi Onal | 1124777354 | Internal Medicine Physician | Grosse Pointe Woods, MI | 2022 |
| Halil Onal, PA | 1235889452 | Physician Assistant | Cape May Court House, NJ | 2022 |
| Kelsey Onal, CCC-SLP | 1720663669 | Speech-Language Pathologist | Annapolis, MD | 2021 |
| Ozlem Onal, MD | 1629642640 | Family Medicine Physician | Du Bois, PA | 2021 |
| Tankut Onal, MD | 1285710855 | Pediatric Cardiology Physician | Fort Myers, FL | 2006 |
| Tracy Onal, D.O. | 1508962002 | Sports Medicine (Neuromusculoskeletal Medicine) Physician | East Islip, NY | 2006 |
| Adekunle Onalaja, BS | 1871901835 | Pharmacist | Parkville, MD | 2014 |
| Adeola Onalaja | 1194541664 | Family Nurse Practitioner | Tampa, FL | 2024 |
| Anthonia Onalaja | 1033635354 | Behavior Analyst | Lake Mary, FL | 2017 |
| Juliana Onalaja, RN | 1912449471 | Case Manager/Care Coordinator | Coppell, TX | 2016 |
| Kehinde Onalaja | 1710842075 | Behavior Technician | Rockville, MD | 2025 |
| Taiwo Onalaja | 1629492152 | Personal Care Attendant | Houston, TX | 2014 |
| Amanda Onalaja-Underwood, MD | 1336777234 | Dermatology Physician | Nashville, TN | 2020 |
| Can Onaler, LMSW | 1710384433 | Social Worker | Jamaica, NY | 2014 |
| Sabreen Onallah, OD | 1710506514 | Student in an Organized Health Care Education/Training Program | Long Beach, CA | 2020 |
| Buket Onalp | 1982434569 | Behavior Technician | Houston, TX | 2024 |
| Mary Onama, MSW | 1306095302 | Social Worker | Pottstown, PA | 2008 |
| Adebimpe Onamade, PMHNP-BC | 1831988153 | Psychiatric/Mental Health Nurse Practitioner | Charlotte, NC | 2025 |
| Akinwale Onamade, PHARM.D | 1093812331 | Pharmacist | Bethesda, MD | 2006 |
| Iroso Onamade, M.D. | 1457513756 | Anesthesiology Physician | Methuen, MA | 2008 |
| Michael Onami, MD | 1184474603 | Student in an Organized Health Care Education/Training Program | Green Bay, WI | 2024 |
| Susan Onami | 1184078776 | Physical Medicine & Rehabilitation Physician | Woodland Hills, CA | 2016 |
| Babatunde Onamusi, M.D, MPH, CIME | 1346305539 | Internal Medicine Physician | Lima, OH | 2006 |
| Boluwatife Onamusi, BSSW, LSW | 1831705243 | Clinical Social Worker | Grove City, OH | 2020 |
| Temitayo Onamusi, CNP. AGPC | 1265971394 | Adult Health Nurse Practitioner | Lima, OH | 2017 |
| Toluwalashe Onamusi, MD | 1265015960 | General Practice Physician | Nashville, TN | 2021 |
| Iyabode Onamuti | 1407250509 | Personal Care Attendant | Manassas, VA | 2014 |
| Abbey Onan, DDS | 1427111806 | General Practice Dentistry | Oklahoma City, OK | 2006 |
| Alyssa Onan | 1902560188 | Mental Health Counselor | Chicago, IL | 2021 |
| Courtney Onan | 1780332007 | Family Nurse Practitioner | Philpot, KY | 2022 |
| David Onan, PA | 1568507531 | Physician Assistant | Stevens Point, WI | 2007 |
| Deborah Onan | 1487738670 | Family Nurse Practitioner | Henderson, KY | 2006 |
| Joel Onan, H.H.P., L.M.T. | 1851622963 | Massage Therapist | El Cajon, CA | 2010 |
| Kyle Onan, DO | 1568670867 | Nephrology Physician | Brooklyn Center, MN | 2007 |
| Marsha Onan, M.D. | 1376545186 | Ophthalmology Physician | Austin, TX | 2005 |
| Okay Onan, M.D. | 1841297843 | Orthopaedic Surgery of the Spine Physician | Austin, TX | 2005 |
| Stephanie Onan | 1184442535 | Clinical Social Worker | Lone Tree, CO | 2024 |
| Teresa Onan, L.AC., L.M.T. | 1144598988 | Acupuncturist | El Cajon, CA | 2011 |
| Keri Onan-Levy, LCSW | 1710229042 | Clinical Social Worker | San Diego, CA | 2013 |
| Arnold Onana, MD | 1255916730 | Student in an Organized Health Care Education/Training Program | Staten Island, NY | 2021 |
| Leonce Muefong Onana | 1851126809 | Case Manager/Care Coordinator | Washington, DC | 2024 |
| Parfait Onana | 1801776141 | Case Manager/Care Coordinator | Glenn Dale, MD | 2025 |
| Sylvain Onana | 1245587799 | Home Health Aide | Takoma Park, MD | 2012 |
| Faustine Onanda | 1336997899 | Case Manager/Care Coordinator | Washington, DC | 2024 |
| Michael Onandia, D.C. | 1427185354 | Chiropractor | Corona, CA | 2007 |
| Jubril Onaneye, DO | 1790170868 | Internal Medicine Physician | West Reading, PA | 2015 |
| Mutalub Onaneye, B.PHARM | 1649579194 | Pharmacist | Wilmington, DE | 2011 |
| Jessica Onanian | 1851003867 | Speech-Language Pathologist | Oceanside, CA | 2022 |
| Clementine Onanina | 1013263953 | Home Health Aide | Washington, DC | 2012 |
| Omotayo Onanubosi, FNP-BC | 1750963377 | Nurse Practitioner | Nampa, ID | 2021 |
| Adebola Onanuga | 1881373843 | Family Nurse Practitioner | Quakertown, PA | 2023 |
| Adewale Onanuga, LPN | 1407162704 | Licensed Practical Nurse | Brooklyn, NY | 2010 |
| Edith Onanuga | 1467380345 | Case Manager/Care Coordinator | Honolulu, HI | 2026 |
| Kayode Onanuga, DMD | 1245365543 | Dentist | Catonsville, MD | 2007 |
| Kehinde Onanuga | 1689428872 | Case Manager/Care Coordinator | Newark, NJ | 2024 |
| Olumuyiwa Onanuga | 1467289702 | Behavior Technician | Burnsville, MN | 2024 |
| Oluwamodupe Onanuga, HHA | 1730523812 | Home Health Aide | Laurel, MD | 2013 |
| Omolola Onanuga | 1174302715 | School Registered Nurse | Long Island City, NY | 2023 |
| Omotayo Onanuga, MD | 1518989474 | Psychiatry Physician | Grapevine, TX | 2006 |
| Sekinatu Onanuga, RN | 1003054982 | Registered Nurse | Brooklyn, NY | 2009 |
| Tolulope Onanuga, NP | 1053011288 | Psychiatric/Mental Health Nurse Practitioner | Bronx, NY | 2023 |
| Mher Onanyan, M.D. | 1861755241 | Pulmonary Disease Physician | Mission Hills, CA | 2012 |
| Nane Onanyan | 1366378143 | Student in an Organized Health Care Education/Training Program | Pasadena, CA | 2026 |
| Onajite Onaodowan, MD | 1477714814 | Rheumatology Physician | Hendersonville, NC | 2008 |
| Kayode Onaolapo | 1376007914 | Physical Therapy Assistant | Jamaica, NY | 2019 |
| Mofolashade Onaolapo, MD | 1588921076 | Anesthesiology Physician | Ann Arbor, MI | 2012 |
| Melissa Onappeau | 1184407934 | Clinical Social Worker | Riviera Beach, FL | 2023 |
| Adrian Onaran | 1417210220 | Speech-Language Pathologist | Long Island City, NY | 2012 |
| Cheyn Onarecker, MD | 1245260926 | Family Medicine Physician | Oklahoma City, OK | 2006 |
| Jason Onarecker, MD | 1477080646 | Pediatrics Physician | Edmond, OK | 2017 |
| Mallory Onarecker, APRN | 1457768533 | Pediatric Nurse Practitioner | Little Rock, AR | 2014 |
| Timothy Onarecker, MD | 1427493618 | Pediatric Infectious Diseases Physician | Sherwood, AR | 2013 |
| Jena Onarheim, CNP | 1336494046 | Nurse Practitioner | Woodbury, MN | 2012 |
| Desmond Onarie | 1659076412 | Community Health Worker | Washington, DC | 2023 |
| David Onarinde, PT,DPT | 1982333464 | Physical Therapist | Houston, TX | 2022 |
| Doose Onarinde | 1942906342 | Psychiatric/Mental Health Nurse Practitioner | Houston, TX | 2023 |
| Nelson Onaro, D.O. | 1699783712 | Family Medicine Physician | McAlester, OK | 2006 |
| Nicole Yvette Onas, M.S., CCC-SLP | 1881229821 | Speech-Language Pathologist | North Las Vegas, NV | 2020 |
| Alaba Onasanya, M.D | 1891896031 | Internal Medicine Physician | Rock Hill, SC | 2006 |
| Babatunde Onasanya, MD | 1639133143 | Pediatrics Physician | Lilburn, GA | 2006 |
| Folasade Onasanya, CRNP | 1598364192 | Primary Care Nurse Practitioner | Baltimore, MD | 2020 |
| Natosha Onasanya, MD, MPH | 1699917930 | Child & Adolescent Psychiatry Physician | Beavercreek, OH | 2009 |
| Olaitan Onasanya, LVN | 1922589175 | Licensed Vocational Nurse | Richmond, TX | 2018 |
| Olukayode Onasanya, M.D | 1649500158 | Neurology Physician | Greensboro, NC | 2010 |
| Oluwakemi Onasanya | 1043748601 | Community Health Worker | Edgewood, MD | 2017 |
| Opeyemi Onasanya | 1518557461 | Behavior Technician | King Of Prussia, PA | 2021 |
| Rasheedat Onasanya | 1770318347 | Registered Nurse | New York, NY | 2024 |
| Shanita Onasanya | 1760237366 | Behavior Technician | Atlanta, GA | 2024 |
| Temitayo Onasanya | 1821698762 | Occupational Therapist | Brooklyn, NY | 2020 |
| Tiwatope Onasanya | 1952624496 | Pharmacist | Tarrytown, NY | 2010 |
| Beth Onasch | 1144667007 | Counselor | Russellville, AR | 2013 |
| Danielle Onasch | 1316547391 | Behavior Technician | Riverside, CA | 2020 |
| Nichole Onash | 1083858914 | Family Medicine Physician | Hendersonville, NC | 2009 |
| Abisola Onashile | 1750879565 | Family Nurse Practitioner | Marysville, WA | 2018 |
| Emmanuel Onasile, MD | 1336313972 | Hospitalist Physician | Atlanta, GA | 2008 |
| Iris Onasis, MD | 1942004973 | Student in an Organized Health Care Education/Training Program | Bay Shore, NY | 2025 |
| Alma Onassis | 1346460052 | Specialist | Boulder, CO | 2007 |
| Marina Onassis | 1548079288 | Doula | North Hollywood, CA | 2025 |
| Matthew Onassis | 1225807795 | Dermatology Physician | Beverly Hills, CA | 2023 |
| Erin Onat, DO | 1750141289 | Student in an Organized Health Care Education/Training Program | Aurora, CO | 2024 |
| Esra Onat, MD | 1710912902 | Family Medicine Physician | Morristown, NJ | 2006 |
| Maurine Onat, MD | 1225129232 | Internal Medicine Physician | Denver, CO | 2006 |
| Alexia Onate, APCC | 1659248649 | Mental Health Counselor | Sacramento, CA | 2025 |
| Amaiyah Onate | 1568166403 | Behavior Technician | Stockton, CA | 2023 |
| Ana Maria Onate | 1114573458 | Personal Care Attendant | Las Vegas, NV | 2019 |
| Angelica Onate, DDS | 1568812816 | Dentist | Miami, FL | 2016 |
| Beatriz Onate, DDS | 1295860575 | General Practice Dentistry | Holyoke, MA | 2007 |
| Beatriz Onate | 1699335885 | Clinical Social Worker | Hanford, CA | 2019 |
| Belinda Onate, RN | 1902328388 | Ambulatory Care Registered Nurse | Los Angeles, CA | 2017 |
| Bianca Onate | 1699452086 | Behavior Technician | Riverbank, CA | 2023 |
| Boris Onate, M.D | 1437362761 | Family Medicine Physician | Lake Buena Vista, FL | 2007 |
| Eduardo Onate, M.D. | 1699036681 | Internal Medicine Physician | El Paso, TX | 2012 |
| Eliza Onate | 1265128649 | Behavior Technician | Gilroy, CA | 2023 |
| Esteban Onate, P.A. | 1003898560 | Physician Assistant | Utica, NY | 2005 |
| Gerald Onate | 1518511914 | Physical Therapist | Winnsboro, LA | 2019 |
| Heather Onate, PT | 1861590747 | Physical Therapist | San Diego, CA | 2006 |
| Herminia Onate, R.N. | 1932537693 | Registered Nurse | El Cajon, CA | 2013 |
| James Onate, ATC | 1174049274 | Athletic Trainer | Columbus, OH | 2017 |
| John Onate, M.D. | 1497730014 | Psychiatry Physician | Sacramento, CA | 2005 |
| Joseph Onate, PHN, RN | 1174853980 | Registered Nurse | San Mateo, CA | 2009 |
| Juan Onate, DPT | 1396353421 | Physical Therapist | Nashville, TN | 2020 |
| Kathleen Onate, RD, LD, CSO | 1669344701 | Registered Dietitian | Columbus, GA | 2025 |
| Larry Onate, M.D. | 1316045750 | Psychiatry Physician | Tucson, AZ | 2006 |
| Lauren Onate, DPT | 1316614860 | Physical Therapist | Davis, OK | 2021 |
| Lindsey Onate, LD, RDN | 1750988499 | Registered Dietitian | Saint Louis, MO | 2020 |
| Mairelys Onate, DMD | 1154773851 | Dentist | Las Vegas, NV | 2016 |
| Mario Onate | 1659721900 | Dentist | Hialeah, FL | 2016 |
| Martha Onate, ARNP | 1245649201 | Gerontology Nurse Practitioner | Deerfield Beach, FL | 2014 |
| Norma Onate, LCSW | 1366694481 | Social Worker | Fairfield, CA | 2008 |
| Rosalou Onate, LCSW-R | 1841487675 | Clinical Social Worker | Hollis, NY | 2007 |
| Thao Onate, LVN | 1467602565 | Licensed Vocational Nurse | Westminster, CA | 2008 |
| Anay Onate Garcia | 1376418905 | Behavior Technician | Miami, FL | 2025 |
| Alma Onate Munoz, MD | 1932770054 | Family Medicine Physician | Lawrence, MA | 2021 |
| Cesar Onate Naranjo | 1164065264 | Behavior Technician | Sacramento, CA | 2019 |
| Kenny Onate Quiroz, MD | 1205357225 | Pediatrics Physician | Manhasset, NY | 2017 |
| Briana Onate Ramos | 1770413916 | Personal Care Attendant | Grand Island, NE | 2026 |
| Laura Onate Solis | 1992650519 | Rehabilitation Practitioner | Oakland, CA | 2026 |
| Hector Onate Vento, RN | 1518800473 | Registered Nurse | Homestead, FL | 2026 |
| Delaina Onate-Vasquez, QMHA | 1205633377 | Mental Health Counselor | Heppner, OR | 2025 |
| Floryn Onato, CNA | 1144858010 | Nurse's Aide | Renton, WA | 2020 |
| Joanna Onato-Molina | 1154119246 | School Counselor | Arroyo Grande, CA | 2025 |
| Aleksandr Onatskiy, DDS | 1669434015 | Dentist | Brooklyn, NY | 2006 |
| Anuoluwapo Onatunde | 1588470009 | Behavior Technician | Farmington Hills, MI | 2024 |
| Lydia Onatunde, ARNP | 1023486032 | Acute Care Nurse Practitioner | Longwood, FL | 2015 |
| Maria Onatunde | 1346981040 | Family Medicine Physician | Decatur, GA | 2022 |
| Nofisat Onatunde | 1851902613 | Physical Therapist | Staten Island, NY | 2020 |
| Alice Onawola, FNP-C | 1861843104 | Family Nurse Practitioner | Huntsville, AL | 2016 |
| Abimbola Onawole | 1235694886 | Family Nurse Practitioner | Sugar Land, TX | 2019 |
| Oladoyin Onawole | 1477181048 | Behavior Technician | Virginia Beach, VA | 2020 |
| Oyinkansola Onawole | 1639894389 | Behavior Technician | Richmond, TX | 2022 |
| Gbonjubola Onawunmi, M.D | 1134417736 | Pulmonary Disease Physician | Fort Worth, TX | 2011 |
| Olga Onay | 1558580514 | Pediatrics Physician | Redwood City, CA | 2007 |
| Abimbola Onayemi, M.D. | 1538510797 | Anesthesiology Physician | Bronx, NY | 2016 |
| Adeyemi Onayemi, RPH | 1255652848 | Pharmacist | Brockton, MA | 2010 |
| Ayolola Onayemi, M.D. | 1427284041 | Surgery Physician | Cape May Court House, NJ | 2009 |
| Carla Onayemi, LVN | 1376839795 | Licensed Vocational Nurse | Torrance, CA | 2011 |
| Olusola Onayemi, M.D. | 1417248436 | Family Medicine Physician | Virginia Beach, VA | 2011 |
| Elizabeth Onayiga | 1215557822 | Physical Therapist | Glen Burnie, MD | 2020 |
| Enitan Onayiga | 1225745888 | Behavior Technician | Burnsville, MN | 2022 |
| Eyitayo Onayiga, DNP | 1972120574 | Family Nurse Practitioner | Garland, TX | 2020 |
| Gina Onayiga, LCSW | 1841652831 | Clinical Social Worker | New York, NY | 2016 |
| James Onayiga, PHARM.D | 1316442270 | Pharmacist | Washington, DC | 2018 |
| Mercy Onayiga, PHARMD | 1386267409 | Pharmacist | Edgewood, MD | 2020 |
| Isaac Onazi | 1689359176 | Home Health Aide | Washington, DC | 2023 |
| Nkechi Onazi | 1275936411 | Registered Nurse | Frederick, MD | 2014 |
| Ori Onazi | 1497406920 | Mental Health Counselor | Fairfax, VA | 2022 |
| Brian Onbirbak, MD | 1659331387 | Internal Medicine Physician | Las Vegas, NV | 2006 |
| Victoria Onbreyt, MD | 1073879094 | Obstetrics & Gynecology Physician | New York, NY | 2012 |
| Andrew Oncale, M.D. | 1275828733 | Diagnostic Radiology Physician | New Orleans, LA | 2011 |
| David Oncale, DDS | 1679652044 | General Practice Dentistry | Thibodaux, LA | 2006 |
| Jenna Oncale | 1720454937 | Professional Counselor | New Orleans, LA | 2015 |
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).