Providers Christine Onwubiko to Jane Onyango
300 individual NPIs in the federal registry, part 16,251 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. 101 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Christine Onwubiko | 1760177364 | Pharmacy Technician | Katy, TX | 2023 |
| Ifeoma Onwubiko, M.D | 1396277760 | Hematology (Pathology) Physician | Burlington, MA | 2017 |
| Judith Onwubiko | 1083225700 | Pharmacist | Tallahassee, FL | 2020 |
| Ngozi Onwubiko, FNP | 1902997778 | Family Nurse Practitioner | Bay Springs, MS | 2006 |
| Ogbonna Onwubiko | 1992254718 | Health Educator | Pittsburgh, PA | 2016 |
| Udodiri Onwubiko | 1265160162 | Psychiatric/Mental Health Nurse Practitioner | Baltimore, MD | 2022 |
| Ogechi Onwubu | 1174359343 | Speech-Language Pathologist | Ridgefield Park, NJ | 2024 |
| Chineme Onwubueke | 1346039450 | Student in an Organized Health Care Education/Training Program | Providence, RI | 2025 |
| Nneka Onwubueke, M.D. | 1518949767 | Internal Medicine Physician | Worcester, MA | 2005 |
| Claudia Onwubuya, PHARMD | 1427660950 | Pharmacist | Belleville, NJ | 2020 |
| Eucharia Onwubuya | 1306494547 | Psychiatric/Mental Health Nurse Practitioner | Desoto, TX | 2019 |
| Ewele Onwubuya | 1598603755 | Student in an Organized Health Care Education/Training Program | Fort Worth, TX | 2026 |
| Kenechukwu Onwubuya | 1407429947 | Behavior Technician | Spring, TX | 2021 |
| Maureen Onwubuya, PHARM D. | 1588268668 | Pharmacist | Fair Lawn, NJ | 2020 |
| Nehita Onwubuya, RN | 1306674072 | Registered Nurse | San Diego, CA | 2024 |
| Obioa Onwubuya, PHARM. D | 1821492992 | Pharmacist | Livingston, NJ | 2014 |
| Somnebi Onwubuya | 1033930631 | Behavior Technician | Minneapolis, MN | 2024 |
| Joan Onwubuya-Samuel | 1376182634 | Pharmacist | Ocala, FL | 2020 |
| Nkechi Onwuche, PMHNP-BC | 1326409988 | Psychiatric/Mental Health Nurse Practitioner | Washington, DC | 2016 |
| Courage Onwuchekwa | 1427970227 | Registered Nurse | Baltimore, MD | 2026 |
| Eugenia Onwuchekwa | 1831804871 | Registered Nurse | Phoenix, AZ | 2023 |
| Ezenwanyi Onwuchekwa | 1588218754 | Family Nurse Practitioner | Lubbock, TX | 2019 |
| Florence Onwuchekwa | 1821775362 | Family Medicine Physician | Baltimore, MD | 2023 |
| Francess Onwuchekwa, PHARMD | 1265384069 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Houston, TX | 2026 |
| Lilian Onwuchekwa | 1932903721 | Child & Adolescent Psychiatric/Mental Health Registered Nurse | Cypress, TX | 2025 |
| Moses Onwuchekwa, MD | 1295424984 | Emergency Medicine Physician | Trenton, NJ | 2023 |
| Ogbuka Onwuchekwa | 1114430329 | Driver | Houston, TX | 2017 |
| Theresa Onwuchekwa | 1467031377 | Behavior Technician | Phoenix, AZ | 2021 |
| Ugochi Onwuchekwa | 1134630973 | Nurse Practitioner | Dallas, TX | 2017 |
| Richie Onwuchekwa Uba | 1306496773 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Hollywood, FL | 2019 |
| Cheryl Onwuchuruba, M.D. | 1285953125 | Obstetrics & Gynecology Physician | Charlotte, NC | 2010 |
| Daryl Onwuchuruba | 1811234453 | Behavior Analyst | Edmond, OK | 2013 |
| Eugenia Onwuchuruba, BCABA | 1639847361 | Assistant Behavior Analyst | Vineland, NJ | 2021 |
| Roseline Onwuchuruba, APRN, FNP-C | 1255722823 | Family Nurse Practitioner | Houston, TX | 2015 |
| Kingsley Onwuchurubau | 1851788673 | Home Health Registered Nurse | Baltimore, MD | 2015 |
| Regina Onwude | 1922365345 | Home Health Aide | Washington, DC | 2012 |
| Chinedu Onwudebe, MD | 1255129995 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2025 |
| Amor'Lyfe Onwudi | 1417769068 | Behavior Technician | Normal, AL | 2025 |
| Benjamin Onwudiachi | 1215790662 | Critical Care Medicine Registered Nurse | Bethesda, MD | 2024 |
| Shamane Onwudiachi, PA-C | 1780944892 | Physician Assistant | Catonsville, MD | 2012 |
| Ekwy Onwudiegwu | 1508602673 | Registered Nurse | Washington, DC | 2024 |
| Oluchi Onwudinanti | 1437647260 | Licensed Vocational Nurse | Grand Prairie, TX | 2018 |
| Vincent Onwudinanti | 1619443488 | Licensed Vocational Nurse | Grand Prairie, TX | 2018 |
| Adolphus Onwudinjo, M.D. | 1205917978 | Obstetrics & Gynecology Physician | Wayne, NJ | 2006 |
| Brittany Onwudinjo | 1174404586 | Case Manager/Care Coordinator | Akron, OH | 2025 |
| Charles Onwudinjo | 1396461836 | Homemaker | Mason, OH | 2022 |
| Ijeoma Onwudinjo, PHARMD | 1750111894 | Pharmacist | Austin, TX | 2024 |
| Austeen Onwudiwe | 1780305730 | Adult Psychiatric/Mental Health Registered Nurse | Detroit, MI | 2022 |
| Benjamin Onwudiwe, PHARMACIST | 1295977874 | Pharmacist | New York, NY | 2009 |
| Chidima Onwudiwe, RPA-C | 1205508124 | Physician Assistant | Bronx, NY | 2021 |
| Chinonso Onwudiwe, MD | 1659858488 | Student in an Organized Health Care Education/Training Program | Bay Shore, NY | 2018 |
| Ifeyinwa Onwudiwe, MD | 1285842724 | Pediatrics Physician | Pearland, TX | 2007 |
| Jennifer Onwudiwe, RN | 1740851583 | Wound Care Registered Nurse | Maumee, OH | 2021 |
| Jessica Onwudiwe | 1538749445 | Anesthesiology Physician | Chicago, IL | 2021 |
| Joy Onwudiwe | 1790031649 | Home Health Aide | Washington, DC | 2012 |
| Juliana Onwudiwe, RN | 1205322948 | Psychiatric/Mental Health Registered Nurse | Culver City, CA | 2018 |
| Natachi Onwudiwe | 1285492546 | Pharmacist | Bisbee, AZ | 2024 |
| Nneka Onwudiwe, PHARM.D, PH.D, MBA | 1457791097 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | West Des Moines, IA | 2013 |
| Ogechi Onwudiwe, M.D | 1063671311 | Dermatology Physician | Alexandria, VA | 2008 |
| Okeychukwu Onwudiwe | 1851879720 | Behavior Analyst | Reno, NV | 2018 |
| Oyiyechukwu Onwudiwe, MD | 1083280952 | Endocrinology, Diabetes & Metabolism Physician | Towson, MD | 2021 |
| Stephen Onwudiwe, MS FINANCIAL MGT. | 1235955808 | Community Health Worker | Bladensburg, MD | 2024 |
| Chisom Onwuegbu | 1518756287 | Mental Health Counselor | Linthicum Heights, MD | 2025 |
| Livinus Onwuegbu | 1831359058 | Home Health Aide | Houston, TX | 2008 |
| Ugochi Onwuegbu, LPN | 1881959112 | Licensed Practical Nurse | Upper Marlboro, MD | 2012 |
| Chidimma Onwuegbuchu, FNP-C | 1235704222 | Psychiatric/Mental Health Nurse Practitioner | Westland, MI | 2021 |
| Ephraim Onwuegbuchu, RPH | 1336495696 | Pharmacist | Detroit, MI | 2012 |
| Erica Onwuegbuchu, MD | 1538516935 | Internal Medicine Physician | San Antonio, TX | 2016 |
| Euphemia Onwuegbuchu | 1366108086 | Registered Nurse | Richmond, TX | 2021 |
| Traci Onwuegbuchu | 1992657480 | High-Risk Obstetric Registered Nurse | Dallas, TX | 2026 |
| Ambrose Onwuegbuchulem, LGPC | 1538092259 | Professional Counselor | Pikesville, MD | 2026 |
| Gregory Onwuegbule | 1730480401 | Licensed Practical Nurse | Plymouth Meeting, PA | 2010 |
| Philomena Onwuegbule, CRNP FAMILY | 1245719202 | Family Nurse Practitioner | Laurel, MD | 2018 |
| Michael Onwuegbuna | 1689272833 | Contractor | Canton, MI | 2020 |
| Uchenna Onwuegbusi, MD | 1831710870 | Family Medicine Physician | Stockton, CA | 2020 |
| Obiajulu Onwuekwe, APN | 1760899090 | Family Nurse Practitioner | Champaign, IL | 2014 |
| Benjamin Onwuelezi, R.PH | 1366779530 | Pharmacist | Dallas, TX | 2009 |
| Chizaram Onwuelezi | 1174994347 | Family Nurse Practitioner | Missouri City, TX | 2015 |
| Onyinyechi Onwuelezi | 1366058653 | Family Nurse Practitioner | Dallas, TX | 2020 |
| Roseline Onwuelezi, FNP-C | 1235310244 | Family Nurse Practitioner | Dallas, TX | 2007 |
| Stephen Onwuelezi, RPH | 1033711262 | Pharmacist | Mesquite, TX | 2020 |
| Bundo Onwueme, MPH, PA-C | 1326384025 | Surgical Physician Assistant | Eau Claire, WI | 2012 |
| Kenolisa Onwueme, M.D., PH.D. | 1336283720 | Gastroenterology Physician | Baltimore, MD | 2007 |
| Kunume Onwueme, LCSW | 1508255746 | Clinical Social Worker | Elgin, IL | 2015 |
| Malije Onwueme | 1023319571 | Pediatric Dentistry | Richmond, TX | 2010 |
| Bernard Onwuemelie, LMSW, CAADC | 1295971075 | Mental Health Counselor | Detroit, MI | 2008 |
| Richard Onwuemelie | 1154720449 | Rehabilitation Practitioner | Los Angeles, CA | 2014 |
| Adebusola Onwuemene, NP | 1417665548 | Family Nurse Practitioner | Staten Island, NY | 2022 |
| Kelvin Onwuemene | 1821740168 | Physical Therapy Assistant | Livonia, MI | 2022 |
| Nkechi Onwuemene | 1164052262 | Family Nurse Practitioner | Crofton, MD | 2020 |
| Olagbenro Onwuemene, MD | 1235492349 | Internal Medicine Physician | Suffolk, VA | 2012 |
| Oluwatoyosi Onwuemene, M.D. | 1770759854 | Hematology (Internal Medicine) Physician | Durham, NC | 2008 |
| Vincent Onwuemene, NP | 1164044251 | Primary Care Nurse Practitioner | Staten Island, NY | 2020 |
| Chidiebele Onwugbenu, PHARMD | 1881211977 | Pharmacist | Dayton, OH | 2020 |
| Gloria Onwugbenu | 1134850225 | Licensed Practical Nurse | Chillicothe, OH | 2022 |
| Nwamaka Onwugbenu, MD | 1730409921 | Obstetrics Physician | Providence, RI | 2010 |
| Daniel Onwugbolu, MD | 1982398285 | Student in an Organized Health Care Education/Training Program | French Camp, CA | 2023 |
| Justin Onwugbufor | 1285445155 | Physician Assistant | Winfield, KS | 2025 |
| Katelyn Onwugbufor | 1386326262 | Family Nurse Practitioner | Winfield, KS | 2023 |
| Michael Onwugbufor, M.D | 1881009504 | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | Silver Spring, MD | 2014 |
| Eyiuche Onwughalu | 1306240650 | Pharmacist | Atlanta, GA | 2014 |
| Ife Onwughalu | 1538388129 | Addiction (Substance Use Disorder) Counselor | Los Angeles, CA | 2007 |
| Justina Onwughalu, APRN.CRNA | 1609101468 | Certified Registered Nurse Anesthetist | Columbus, OH | 2009 |
| Emmanuel Onwuharonye | 1245594662 | Home Health Aide | Washington, DC | 2012 |
| Kristian Onwuharonye, MD | 1770278368 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2023 |
| Rodney Onwuharonye, D.D.S | 1598207946 | Dentist | Pearland, TX | 2016 |
| Jude Onwujialiri | 1679263974 | Addiction (Substance Use Disorder) Counselor | Cincinnati, OH | 2023 |
| Queeneth Onwujiogu, M.D. | 1154161230 | Student in an Organized Health Care Education/Training Program | Minneapolist, MN | 2024 |
| Lilian Onwujiuba | 1881943645 | Home Health Aide | Landover, MD | 2012 |
| A Onwuka | 1689990897 | Community Health Worker | Sugar Land, TX | 2010 |
| Adaeze Onwuka | 1487589966 | Case Manager/Care Coordinator | Bowie, MD | 2026 |
| Afonne Onwuka | 1164236139 | Psychiatric/Mental Health Nurse Practitioner | Corona, CA | 2025 |
| Akunna Onwuka | 1891621900 | Psychiatric/Mental Health Nurse Practitioner | Louisville, KY | 2026 |
| Aloysius Onwuka, M.D. | 1659328987 | Internal Medicine Physician | Villas, NJ | 2006 |
| Amanze Onwuka, PA-C | 1558982496 | Physician Assistant | Atlanta, GA | 2020 |
| Annmaria Onwuka | 1891616611 | Physician Assistant | Scranton, PA | 2026 |
| Augustina Onwuka, PMHNP | 1184458036 | Psychiatric/Mental Health Nurse Practitioner | Tinley Park, IL | 2024 |
| Benson Onwuka, BS PHARMACY | 1386247500 | Pharmacist | Fort Worth, TX | 2020 |
| Bryan Onwuka | 1578740916 | Clinical Social Worker | San Leandro, CA | 2008 |
| Caleb Onwuka, LPN | 1881332765 | Licensed Practical Nurse | Oklahoma City, OK | 2022 |
| Chiadi Onwuka, CNHP, CBHCM, MHA | 1083287155 | Case Manager/Care Coordinator | Homestead, FL | 2021 |
| Chiedozie Onwuka, PHARMD | 1184380941 | Pharmacist | Derry, NH | 2021 |
| Chike Onwuka, M.D. | 1013065267 | Internal Medicine Physician | Clinton, MD | 2007 |
| Chukwudi Onwuka, RPH | 1538374061 | Pharmacist | Gary, IN | 2007 |
| Chukwudi Onwuka | 1699278291 | Behavior Technician | Mc Lean, VA | 2018 |
| Chukwudum Onwuka | 1245834308 | Pharmacist | Katy, TX | 2020 |
| Chukwuma Onwuka, PHARMD | 1073113361 | Pharmacist | Washington, DC | 2020 |
| Collins Onwuka, MD | 1366054009 | Internal Medicine Physician | Waterbury, CT | 2020 |
| Deborah Onwuka | 1194313114 | Family Nurse Practitioner | Cleveland, OH | 2021 |
| Ekenedilichukwu Onwuka | 1154687960 | Pediatric Surgery Physician | Houston, TX | 2012 |
| Ellen Onwuka | 1619449667 | Licensed Practical Nurse | Houston, TX | 2018 |
| Emma Chioma Onwuka, D.D.S. | 1952615593 | Pediatric Dentistry | Spring, TX | 2010 |
| Esther Onwuka | 1609755396 | Behavior Technician | Rockville, MD | 2025 |
| Faith Onwuka | 1962976456 | Nurse Practitioner | Los Angeles, CA | 2019 |
| Ifeanyi Onwuka, PHARMD | 1053916312 | Pharmacist | Mableton, GA | 2020 |
| Ifeanyi Onwuka | 1184584856 | Behavior Technician | Pikesville, MD | 2025 |
| Ifechukwu Onwuka, PHARM.D | 1093092504 | Pharmacist | Houma, LA | 2011 |
| Ifeoma Onwuka, LSW | 1700730678 | Social Worker | Piscataway, NJ | 2026 |
| Ijeoma Onwuka | 1750268835 | Behavior Technician | Rockville, MD | 2025 |
| Ikenna Onwuka | 1942090147 | Behavior Technician | Beltsville, MD | 2025 |
| James Onwuka | 1154253607 | Licensed Psychiatric Technician | Los Angeles, CA | 2026 |
| Jennifer Onwuka, RN | 1679044127 | Psychiatric/Mental Health Nurse Practitioner | Worcester, MA | 2018 |
| Joseph Onwuka | 1043933526 | Psychiatric/Mental Health Nurse Practitioner | Los Angeles, CA | 2022 |
| Kosisochukwu Onwuka | 1659851426 | Student in an Organized Health Care Education/Training Program | Bangor, ME | 2018 |
| Lazarus Onwuka, D.O., M.D. | 1700269362 | Hospitalist Physician | Belfast, ME | 2015 |
| Lilian Onwuka, PMHNP | 1346977642 | Psychiatric/Mental Health Nurse Practitioner | Pueblo, CO | 2022 |
| Mary Onwuka, MD | 1649290636 | Hospitalist Physician | Atlantic City, NJ | 2006 |
| Mercy Onwuka | 1083536262 | Behavior Technician | Worcester, MA | 2026 |
| Obioma Onwuka | 1982960944 | Speech-Language Pathologist | Stockbridge, GA | 2012 |
| Oluchukwu Onwuka | 1972243368 | Ophthalmology Physician | Nashville, TN | 2022 |
| Osariemen Onwuka | 1801150172 | Home Health Aide | Washington, DC | 2012 |
| Oxford Onwuka | 1043424260 | Counselor | Brooklyn, NY | 2007 |
| Precious Onwuka | 1790568517 | Clinical Social Worker | Los Angeles, CA | 2023 |
| Rashida Onwuka | 1003191966 | Mental Health Counselor | San Leandro, CA | 2011 |
| Rosemary Onwuka | 1154826089 | Family Nurse Practitioner | Los Angeles, CA | 2018 |
| Sandra Onwuka | 1831745751 | Psychiatric/Mental Health Nurse Practitioner | Cypress, TX | 2019 |
| Sekinat Onwuka | 1861121204 | Behavior Analyst | Bronx, NY | 2022 |
| Tiffany Onwuka, DO | 1740034875 | Student in an Organized Health Care Education/Training Program | Voorhees, NJ | 2024 |
| Uchechi Onwuka, LPN | 1255764130 | Licensed Practical Nurse | Newburgh, NY | 2013 |
| Victoria Onwuka, PA-C | 1275154114 | Physician Assistant | Griffin, GA | 2020 |
| William Onwuka, MD | 1437186590 | Plastic and Reconstructive Surgery Physician | Englewood, NJ | 2006 |
| Yavonka Onwuka, PTA | 1386909968 | Physical Therapy Assistant | Fairburn, GA | 2012 |
| Ezioma Onwukanjo | 1902375116 | Psychiatric/Mental Health Registered Nurse | York, PA | 2018 |
| Chima Onwukeme | 1356440333 | Emergency Medicine Physician | Lagrange, GA | 2006 |
| Nwaekwuozor Onwukeme, L P N | 1235431115 | Licensed Practical Nurse | Brooklyn, NY | 2010 |
| Amarachi Onwukwe | 1801521935 | Mental Health Counselor | Bronx, NY | 2022 |
| Augustine Onwukwe, MD | 1215963343 | Hospitalist Physician | Lexington, NC | 2006 |
| Charles Onwukwe | 1679062368 | General Care Registered Respiratory Therapist | League City, TX | 2018 |
| Dominic Onwukwe, OD | 1508953225 | Optometrist | Washington, DC | 2006 |
| Donald Onwukwe | 1093352882 | Child & Adolescent Psychiatric/Mental Health Registered Nurse | Bronx, NY | 2019 |
| Edmond Onwukwe | 1699397984 | Endodontics | Louisville, KY | 2020 |
| Favour Onwukwe, PMHNP | 1619641107 | Psychiatric/Mental Health Nurse Practitioner | League City, TX | 2021 |
| Jennifer Onwukwe, MD | 1629863980 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2025 |
| Justina Onwukwe, LMSW | 1346996881 | Clinical Social Worker | Pikesville, MD | 2022 |
| Lauretta Onwukwe, F.N.P | 1861892234 | Family Nurse Practitioner | Rosharon, TX | 2014 |
| Mahado Onwukwe | 1023836954 | Community Health Worker | Minneapolis, MN | 2024 |
| Michael Onwukwe | 1750973418 | Psychiatric/Mental Health Registered Nurse | Culver City, CA | 2021 |
| Obichi Onwukwe, MD | 1487358792 | Student in an Organized Health Care Education/Training Program | Baltimore, MD | 2023 |
| Ogadinma Onwukwe, NP | 1629619150 | Psychiatric/Mental Health Nurse Practitioner | Bronx, NY | 2019 |
| Ojiugo Onwukwe | 1437737640 | Foot & Ankle Surgery Podiatrist | Brooklyn, NY | 2021 |
| Lilian Onwulata | 1427623479 | Clinical Social Worker | Washington, DC | 2021 |
| Richard Onwulata | 1134815152 | Case Manager/Care Coordinator | Burtonsville, MD | 2023 |
| Chiamaka Onwuli | 1013602929 | Licensed Vocational Nurse | Culver City, CA | 2023 |
| Chinyere Onwuli, DNP | 1851890131 | Psychiatric/Mental Health Nurse Practitioner | Sacramento, CA | 2018 |
| Uchenna Onwuli, NURSE PRACTITIONER | 1326412768 | Family Nurse Practitioner | Carson, CA | 2015 |
| Chinyelu Onwumbiko, PHARMD | 1346476348 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Laurel, MD | 2009 |
| Laurita Onwumbiko | 1184219719 | Home Health Aide | Washington, DC | 2021 |
| Maureen Onwumbiko | 1790370195 | Case Manager/Care Coordinator | Washington, DC | 2021 |
| Chinemelum Onwumelu, DNP-FNP-BC | 1982418406 | Family Nurse Practitioner | Alexandria, VA | 2025 |
| Chinenye Onwumelu, LPN | 1265781223 | Licensed Practical Nurse | Bronx, NY | 2012 |
| Ijeoma Onwumelu | 1720358674 | Home Health Aide | Washington, DC | 2012 |
| Ngozi Onwumelu, CRNP | 1952056715 | Primary Care Nurse Practitioner | Bethesda, MD | 2022 |
| Valentina Onwumelu | 1265320865 | Technician/Technologist | Decatur, GA | 2025 |
| Charity Onwumere | 1841602604 | Home Health Aide | Washington, DC | 2014 |
| Chinyere Onwumere | 1760154249 | Student in an Organized Health Care Education/Training Program | Chicago, IL | 2021 |
| Chioma Onwumere | 1972021491 | Home Health Aide | Washington, DC | 2017 |
| Dora Onwumere, O-T. | 1215164678 | Occupational Therapist | Dobbs Ferry, NY | 2009 |
| Dorothy Onwumere | 1669918918 | Behavior Analyst | Tampa, FL | 2017 |
| Elvis Onwumere | 1619605789 | Behavior Technician | Farmington Hills, MI | 2022 |
| Eugene Onwumere | 1568805562 | Home Health Aide | Washington, DC | 2013 |
| Genevieve Onwumere, NP | 1720651383 | Primary Care Nurse Practitioner | Jamaica Plain, MA | 2021 |
| Ifeyinwa Onwumere | 1376804880 | Home Health Aide | Silver Spring, MD | 2012 |
| Ikenna Onwumere, MD | 1356518856 | Internal Medicine Physician | Aiken, SC | 2008 |
| Laura Onwumere | 1427857119 | Mental Health Counselor | Tomball, TX | 2025 |
| Marvel Onwumere | 1740918002 | Other Technician | Bowie, MD | 2022 |
| Nkechinyere Onwumere | 1649679135 | Family Nurse Practitioner | Houston, TX | 2014 |
| Nneka Onwumere, MD | 1124964960 | Student in an Organized Health Care Education/Training Program | Newark, NJ | 2026 |
| Nnenna Onwumere, MD | 1255952016 | Internal Medicine Physician | Pakersburg, WV | 2020 |
| Ojiugo Onwumere, MD | 1295470128 | Obstetrics & Gynecology Physician | West Hollywood, CA | 2022 |
| Peter Onwumere | 1043530751 | Pharmacist | Fresno, CA | 2010 |
| Prisca Onwumere, RPH | 1689986903 | Pharmacist | Desoto, TX | 2010 |
| Uchechukwu Onwunaka | 1871353169 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2024 |
| Emmanuel Onwunali, PMHNP-BC | 1972488781 | Psychiatric/Mental Health Nurse Practitioner | Houston, TX | 2025 |
| Gift Onwunali, RN | 1659846731 | Pediatric Registered Nurse | Houston, TX | 2018 |
| Ugonna Onwunali, FNP | 1386293504 | Family Nurse Practitioner | Wylie, TX | 2019 |
| Cordelia Onwuneme, RN | 1134504806 | Home Health Registered Nurse | Saint Paul, MN | 2015 |
| Erica Onwuneme, PA-C | 1326408691 | Physician Assistant | Mankato, MN | 2016 |
| Kate Onwunghai-Ogbomo, PHARM D | 1780955286 | Pharmacist | Joliet, IL | 2012 |
| Nnenna Onwunmelu, RN | 1144908245 | Registered Nurse | Dumfries, VA | 2023 |
| Daniel Onwunumagha | 1942899877 | Pharmacy Technician | Houston, TX | 2021 |
| Chudi Onwunyi, D.P.T., P.T. | 1730460833 | Orthopedic Physical Therapist | Los Angeles, CA | 2011 |
| Chukwueloka Onwunyi, DPT, PT | 1821271289 | Physical Therapist | Torrance, CA | 2007 |
| Chibuikem Onwuogu | 1043196694 | Assistant Behavior Analyst | Cambridge, MA | 2025 |
| Ijeoma Onwuogu, NURSE PRACTITIONER | 1356042204 | Psychiatric/Mental Health Nurse Practitioner | Peabody, MA | 2023 |
| Benita Onwurah | 1477354868 | Behavior Technician | Saint Cloud, MN | 2025 |
| Chidinma Onwurah | 1235745449 | Registered Nurse | Houston, TX | 2020 |
| Nkemakonam Onwurah, RN | 1043561418 | Registered Nurse | Bronx, NY | 2012 |
| Ifeanyi Onwusi | 1003751835 | Peer Specialist | San Francisco, CA | 2026 |
| Joy Onwusibe, NP | 1568718450 | Adult Health Nurse Practitioner | Dallas, GA | 2012 |
| Chukwuemeka Onwusilikam | 1619838877 | Psychiatric/Mental Health Nurse Practitioner | Burlington, MA | 2025 |
| Chidi Onwusor, AGACNP | 1649970419 | Acute Care Nurse Practitioner | Dallas, TX | 2023 |
| Chinwendu Onwusor | 1104649631 | Psychiatric/Mental Health Nurse Practitioner | Dallas, TX | 2024 |
| J. Onwuta, M.D. | 1861445850 | Pain Medicine (Anesthesiology) Physician | Elgin, IL | 2006 |
| Nneka Onwuta | 1245032598 | Mental Health Counselor | Elgin, IL | 2025 |
| Nneka Onwuteaka | 1861722076 | Pharmacist | Jefferson, SC | 2010 |
| Winifred Onwuteaka | 1407113640 | Home Health Aide | Washington, DC | 2012 |
| Emmanuel Onwutuebe, MD | 1447224431 | Internal Medicine Physician | Las Vegas, NV | 2006 |
| Peter Damian Onwuvuariri | 1548810344 | Licensed Psychiatric Technician | Antioch, CA | 2019 |
| Ugonna Onwuvuariri | 1831857580 | Licensed Psychiatric Technician | Manteca, CA | 2021 |
| Chidera Onwuzo, MD | 1568207827 | Student in an Organized Health Care Education/Training Program | Syracuse, NY | 2024 |
| Somtochukwu Onwuzo, MD | 1194308627 | Student in an Organized Health Care Education/Training Program | Cleveland, OH | 2021 |
| Chinelo Onwuzor | 1619518198 | Wound Care Registered Nurse | Tampa, FL | 2019 |
| Nnamdi Onwuzu, PHARM.D | 1467054353 | Pharmacist | Washington, DC | 2020 |
| Ifeoma Onwuzuligbo | 1699003814 | Registered Nurse | East Orange, NJ | 2009 |
| Joy Onwuzuligbo | 1578244430 | Student in an Organized Health Care Education/Training Program | Atlanta, GA | 2023 |
| Chiamaka Onwuzulike, MD | 1326625906 | Student in an Organized Health Care Education/Training Program | Vallejo, CA | 2021 |
| Onyinye Onwuzulike | 1184182867 | Behavior Technician | Stockton, CA | 2019 |
| Uche Onwuzurigbo | 1235770793 | Registered Nurse | Missouri City, TX | 2019 |
| Chiamaka Onwuzurike, M.D. | 1316331556 | Obstetrics & Gynecology Physician | Boston, MA | 2015 |
| Eugene Onwuzurike, ARRT R CT | 1346454659 | Radiologic Technologist | Raleigh, NC | 2007 |
| Ijeoma Onwuzurike | 1962642991 | Nurse Practitioner | Dallas, TX | 2009 |
| Indira Onwuzurike | 1447287545 | Pediatric Emergency Medicine (Pediatrics) Physician | Detroit, MI | 2006 |
| Jacqueline Onwuzurike, PHARMD | 1952026890 | Pharmacotherapy Pharmacist | La Jolla, CA | 2022 |
| James Onwuzurike | 1609335975 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2019 |
| Nkechi Onwuzurike, M.D. | 1518987551 | Pediatric Hematology & Oncology Physician | Flint, MI | 2006 |
| Chukwuemeka Onwuzuruigbo, M.D. | 1760582746 | Surgery Physician | South Setauket, NY | 2006 |
| Kelechi Onwuzuruike | 1548074305 | Home Health Aide | Silver Spring, MD | 2025 |
| Chukwuemeka Onwuzurumba, MD | 1730640988 | Emergency Medicine Physician | Durham, NC | 2019 |
| Ikenna Onwuzurumba, CRNA | 1669005773 | Certified Registered Nurse Anesthetist | San Antonio, TX | 2020 |
| Jeremiah Onwuzurumba, MD | 1639747728 | Anesthesiology Physician | Springfield, MA | 2021 |
| Kimberly Onwuzurumba, NP | 1508440942 | Family Nurse Practitioner | Phoenix, AZ | 2021 |
| Chimaobi Onwuzuruoha | 1528910312 | Behavior Technician | Rockville, MD | 2026 |
| Reuben Onwuzuruoha, RBT | 1871160457 | Behavior Technician | Marietta, GA | 2021 |
| Connie Onxley, LMT | 1437331139 | Specialist | Lake Jackson, TX | 2007 |
| Merazul Islam Ony, MD | 1982545372 | Student in an Organized Health Care Education/Training Program | El Paso, TX | 2026 |
| Akenji Onya | 1447952916 | Pharmacist | Chester, MD | 2023 |
| Christy Onya | 1922706829 | Chiropractor | Kingwood, TX | 2023 |
| Clarence Onya | 1992655237 | Case Manager/Care Coordinator | Worthington, OH | 2026 |
| Njenwieh Onya Clovis | 1003595315 | Case Manager/Care Coordinator | Washington, DC | 2023 |
| David Onyabe, MD | 1740778729 | Family Medicine Physician | East Point, GA | 2018 |
| Nadine Onyach | 1831035500 | Behavior Technician | Midlothian, VA | 2026 |
| Irine Onyah | 1811497498 | Psychiatric/Mental Health Nurse Practitioner | Clarksville, MD | 2018 |
| Richard Onyait | 1730738873 | Nurse Practitioner | Madison, WI | 2019 |
| Anne Onyali | 1255287611 | Student in an Organized Health Care Education/Training Program | Spokane, WA | 2026 |
| Chike Onyali, M.D. | 1932842861 | Internal Medicine Physician | Flowood, MS | 2022 |
| Kenneth Onyali, MD | 1568477370 | Internal Medicine Physician | Tacoma, WA | 2006 |
| Winifred Onyali, APRN, FNP-C | 1083273676 | Nurse Practitioner | Richmond, TX | 2019 |
| Marren Onyalo, NP | 1578911368 | Family Nurse Practitioner | Las Cruces, NM | 2016 |
| Faith Onyambu, PSYD, LP | 1528755147 | Clinical Psychologist | Minneapolis, MN | 2023 |
| Olgah Onyambu | 1932055654 | Psychiatric/Mental Health Nurse Practitioner | Wylie, TX | 2026 |
| Stephen Onyambu, LPN | 1508221300 | Licensed Practical Nurse | Redmond, WA | 2015 |
| Steve Onyambu, M.D. | 1295115608 | Critical Care Medicine (Internal Medicine) Physician | Minneapolis, MN | 2015 |
| Judith Onyancha | 1437781341 | Licensed Practical Nurse | Ruskin, FL | 2020 |
| Rose Onyancha, RN | 1063916773 | Registered Nurse | Cedar Hill, TX | 2018 |
| Sheila Onyancha, RN | 1003216078 | Home Health Registered Nurse | Saint Cloud, MN | 2014 |
| Agather Onyango, APRN | 1194367813 | Psychiatric/Mental Health Nurse Practitioner | Grand Prairie, TX | 2019 |
| Akua Onyango | 1619897501 | Behavior Technician | Baltimore, MD | 2026 |
| Christopher Onyango | 1699031484 | Home Health Aide | Washington, DC | 2012 |
| Clara Onyango | 1790243889 | Registered Nurse | Irving, TX | 2019 |
| Cynthia Onyango | 1043075120 | Behavior Technician | Rockville, MD | 2024 |
| Dalmas Onyango | 1992170955 | Home Health Aide | Dallas, TX | 2015 |
| Daniel Onyango, RPH | 1497438899 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Phoenix, AZ | 2023 |
| Diana Onyango | 1417432519 | Registered Nurse | Cypress, TX | 2018 |
| Edna Onyango | 1184312019 | Nurse's Aide | Elkridge, MD | 2023 |
| Elizabeth Onyango | 1114615655 | Home Health Aide | Reynoldsburg, OH | 2023 |
| Erin Onyango, CNP | 1215659008 | Neonatal Nurse Practitioner | Minneapolis, MN | 2022 |
| George Onyango, PA-C | 1063863397 | Physician Assistant | Maple Grove, MN | 2016 |
| Grace Onyango, FNP-BC | 1841605508 | Family Nurse Practitioner | Houston, TX | 2014 |
| Jacton Onyango, LPC, CSAC | 1790017663 | Mental Health Counselor | Richmond, VA | 2010 |
| Jane Onyango | 1306799101 | Behavior Technician | Tukwila, WA | 2026 |
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).