Providers Bibiana Onyiba Enendu to Ajith Oommen, APRN CNP
300 individual NPIs in the federal registry, part 16,254 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. 140 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Bibiana Onyiba Enendu | 1629669262 | Registered Nurse | Fort Worth, TX | 2021 |
| Naomi Onyibe, PHARMD | 1740050178 | Pharmacist | Southampton, NY | 2024 |
| Roselyn Onyibe | 1861126062 | Psychiatric/Mental Health Nurse Practitioner | Rapid City, SD | 2022 |
| Chisom Onyibor, RN | 1124899315 | Registered Nurse | St Charles, IL | 2024 |
| Kate Onyibor, M.D. | 1801895701 | Geriatric Medicine (Internal Medicine) Physician | South Elgin, IL | 2005 |
| Alexandra Onyiego | 1235699174 | Student in an Organized Health Care Education/Training Program | New Orleans, LA | 2019 |
| David Onyiego, PMHNP BC | 1558220988 | Psychiatric/Mental Health Nurse Practitioner | Durham, NC | 2026 |
| Sherri Onyiego, M.D. | 1750411732 | Family Medicine Physician | Houston, TX | 2007 |
| Ahamefula Onyike, MD | 1144251331 | Orthopaedic Surgery Physician | Washington, DC | 2006 |
| Chiadikaobi Onyike, M.D. | 1184678724 | Psychiatry Physician | Baltimore, MD | 2006 |
| Ngozi Onyike-Onyeali | 1912464314 | Mental Health Counselor | Aurora, CO | 2019 |
| Joe-Agnes Onyilagha Onyilagha | 1508241548 | Mental Health Counselor | Little Rock, AR | 2015 |
| Uju Onyilagha, PT,DPT | 1487130803 | Physical Therapist | College Park, MD | 2018 |
| Arit Onyile, DPM | 1811550478 | Foot & Ankle Surgery Podiatrist | Lebanon, PA | 2019 |
| Chinazaekpere Onyile, LSW | 1225992886 | Social Worker | Hamilton, NJ | 2025 |
| Onoyom Onyile, DMD | 1891319638 | Pediatric Dentistry | Monroe, NJ | 2020 |
| Vina Onyilimba | 1730058462 | Home Health Aide | Hyattsville, MD | 2025 |
| Chukwuemeka Onyilo, MD | 1912665365 | Student in an Organized Health Care Education/Training Program | Hackensack, NJ | 2021 |
| Willie Onyilo, RN | 1659668622 | Child & Adolescent Psychiatric/Mental Health Registered Nurse | Atlanta, GA | 2011 |
| Chinelo Onyilofor, MD, MPH | 1457930414 | Cardiovascular Disease Physician | Boston, MA | 2021 |
| Chisom Onyilofor, PHARM.D. | 1407238868 | Student in an Organized Health Care Education/Training Program | Washington, DC | 2015 |
| Obiora Onyilofor, RN | 1730853607 | Registered Nurse | Oklahoma City, OK | 2021 |
| Samuel Onyilofor, RPH | 1619122967 | Pharmacist | Plymouth Meeting, PA | 2008 |
| Emmanuela Onyilokwu | 1073343513 | Behavior Technician | Pikesville, MD | 2024 |
| Nancy Onyilokwu | 1427747740 | Behavior Technician | Sparks, MD | 2023 |
| Steve Onyilokwu | 1730773094 | Pharmacist | Timonium, MD | 2021 |
| Amarachi Onyima, LCPC | 1104472968 | Mental Health Counselor | Mount Rainier, MD | 2019 |
| Chiemeka Onyima, M.D. | 1215460076 | Anesthesiology Physician | Washington, DC | 2017 |
| Chinenye Onyima | 1598515850 | Student in an Organized Health Care Education/Training Program | Towson, MD | 2024 |
| Doris Onyima | 1144091646 | Psychiatric/Mental Health Nurse Practitioner | Washington, DC | 2024 |
| Ifunanya Onyima, RD, LD | 1366049488 | Registered Dietitian | Waco, TX | 2020 |
| Maureen Onyima, PMHNP | 1851087829 | Clinical Psychologist | Smyrna, GA | 2023 |
| Rhoda Onyima, MSN | 1619022480 | Family Nurse Practitioner | Washington, DC | 2007 |
| Fidelis Onyimba, PHARM. D | 1861794240 | Pharmacist | Columbia, MD | 2010 |
| Frances Onyimba, M.D. | 1578839072 | Gastroenterology Physician | York, PA | 2012 |
| Royce Onyimba, MD | 1871223719 | Student in an Organized Health Care Education/Training Program | Columbus, OH | 2022 |
| Zipporah Onyimbo Ngarama | 1467202234 | Clinical Social Worker | Lancaster, PA | 2024 |
| Ernest Onyinah | 1922932615 | Critical Care Pharmacist | Brockton, MA | 2026 |
| Chigozie Onyinanya, MD | 1275273229 | Student in an Organized Health Care Education/Training Program | Summit, NJ | 2022 |
| Sandra Onyinanya, PNP | 1699970913 | Pediatric Nurse Practitioner | Dallas, TX | 2007 |
| Brianna Onyiorah | 1174298970 | Behavior Technician | Worcester, MA | 2021 |
| Cletus Onyiorah, M.D. | 1477567758 | Pediatric Emergency Medicine (Pediatrics) Physician | San Antonio, TX | 2006 |
| Bethany Onyirimba | 1427806835 | Student in an Organized Health Care Education/Training Program | New York, NY | 2024 |
| Chinyere Onyirimba, PHARMD | 1790311850 | Student in an Organized Health Care Education/Training Program | Temple, TX | 2020 |
| Confidence Onyirimba, FNP-C, MBA | 1649077033 | Family Nurse Practitioner | Kennesaw, GA | 2025 |
| David Onyirimba, DDS | 1902471105 | General Practice Dentistry | Duluth, GA | 2021 |
| Esther Onyirimba | 1013312529 | Nurse Practitioner | Lithia Springs, GA | 2014 |
| Faustinus Onyirimba, MD | 1831145549 | Pulmonary Disease Physician | Vernon, CT | 2006 |
| Genevieve Onyirimba | 1407323710 | Psychiatric/Mental Health Nurse Practitioner | Litchfield Park, AZ | 2018 |
| Henry Onyirimba, MD | 1003876061 | Internal Medicine Physician | Phoenix, AZ | 2006 |
| Ibisa Onyirimba, DNP, FNP-C, APRN | 1003665647 | Family Nurse Practitioner | Marietta, GA | 2024 |
| James Onyirimba, M.D. | 1720475783 | Nephrology Physician | Jackson, MS | 2015 |
| Jennifer Onyirimba, MD | 1346773371 | Pediatrics Physician | Savannah, GA | 2017 |
| Linda Onyirimba, MD, MS | 1801737291 | Emergency Medicine Physician | Jackson, MS | 2026 |
| Maureen Onyirimba, MD | 1821042953 | Pediatrics Physician | Southington, CT | 2006 |
| Philip Onyirimba | 1649631862 | Public Health Dentistry | Tierra Amarilla, NM | 2016 |
| Rose Onyirimba | 1235963752 | Critical Care Medicine Registered Nurse | Powder Springs, GA | 2024 |
| Bukola Onyirioha, M.A., LCDC-CI, LPC | 1699121004 | Mental Health Counselor | Richmond, TX | 2016 |
| Karen Onyirioha | 1629496252 | Pediatrics Physician | Fort Worth, TX | 2014 |
| Rebecca Onyirioha, RN,MSN,IBCLC | 1528533965 | Lactation Consultant (Registered Nurse) | Tahlequah, OK | 2018 |
| Ebere Onyirioha-Halams | 1437783123 | Acute Care Nurse Practitioner | Katy, TX | 2020 |
| Caroline Onyiriuka, RN | 1891973178 | Registered Nurse | Boston, MA | 2008 |
| Kelechi Onyiriuka, PHARMD | 1154824480 | Pharmacist | Elkin, NC | 2018 |
| Tobechukwu Onyiriuka, FNP-C | 1376272716 | Family Nurse Practitioner | Charlotte, NC | 2022 |
| Chidiebere Onyishi, DNP | 1962893669 | Family Nurse Practitioner | Wethersfield, CT | 2015 |
| Ngozi Onyishi, MD | 1679142996 | Pediatrics Physician | Eau Claire, WI | 2021 |
| Sylvester Onyishi, M.D. | 1952697559 | Urology Physician | Sebring, FL | 2011 |
| Angela Onyiuke, FNP | 1215636253 | Primary Care Nurse Practitioner | Freehold, NJ | 2023 |
| Catherine Onyiuke, M.D. | 1750344560 | Hospitalist Physician | Roswell, GA | 2006 |
| Chidozie Onyiuke, MD | 1073364683 | Student in an Organized Health Care Education/Training Program | New Orleans, LA | 2024 |
| Chudi Onyiuke, PHARMD | 1124455274 | Pharmacist | Yonkers, NY | 2013 |
| Edna Onyiuke, PHARMD | 1548989189 | Pharmacist | Hillsborough, NJ | 2022 |
| Faith Onyiuke, BT | 1043140122 | Behavior Technician | Fayetteville, NC | 2026 |
| Francisca Onyiuke, DMD | 1427747575 | Dentist | Jackson Heights, NY | 2023 |
| Hilary Onyiuke, MD | 1336146992 | Neurological Surgery Physician | Farmington, CT | 2005 |
| Ifeyinwa Onyiuke, MD | 1427055094 | Diagnostic Radiology Physician | New Haven, CT | 2005 |
| Margreth Onyiuke, PMHNP-BC | 1184339426 | Psychiatric/Mental Health Nurse Practitioner | Austin, TX | 2023 |
| Ngozika Onyiuke, MD | 1134743305 | Obstetrics & Gynecology Physician | Roseville, MI | 2020 |
| Timothy Onyiuke, MD | 1093102782 | General Practice Physician | Lutherville, MD | 2015 |
| Michael Onyon, O.D. | 1760434237 | Optometrist | Salem, NH | 2006 |
| Nancy Onyon, PHARMD | 1457629123 | Pharmacist | Joplin, MO | 2011 |
| Odur Onyongo | 1639759368 | Behavior Technician | Saint Cloud, MN | 2021 |
| Esther Onyoni, PHARMD | 1730414541 | Pharmacist | Charlotte, NC | 2009 |
| Chanette Onyoyo | 1780474890 | Registered Nurse | Rancho Cucamonga, CA | 2025 |
| Chrystal Onyoyo | 1508162439 | Social Worker | Topeka, KS | 2011 |
| Audrey Onyschak | 1306075106 | Occupational Therapist | Naperville, IL | 2009 |
| Jennifer Onyschuk, DC, MS | 1174278485 | Chiropractor | Troutdale, OR | 2022 |
| Mykola Onyshchenko, MD, PHD | 1821342775 | Medical Oncology Physician | Duarte, CA | 2012 |
| Natalia Onyshchuk | 1528919545 | Doula | Rancho Cordova, CA | 2026 |
| Amy Onyshko | 1316363765 | Critical Care Medicine Registered Nurse | Pittsburgh, PA | 2014 |
| Brooke Onyshko | 1396342655 | Electroneurodiagnostic Specialist/Technologist | San Antonio, TX | 2020 |
| Lindsay Onysio | 1205534690 | Physical Therapist | Denver, CO | 2023 |
| Jennifer Onyski, PA | 1700667425 | Physician Assistant | New Smyrna Beach, FL | 2023 |
| Lyudmila Onyski, DDS | 1922325307 | Dentist | Sanford, FL | 2010 |
| Marta Onyskiv, M.D. | 1619081510 | Family Medicine Physician | Boston, MA | 2006 |
| Kelsey Onysko | 1225429012 | Community Health Worker | Salt Lake City, UT | 2015 |
| Mary Onysko, PHARMD | 1356302772 | Pharmacist | Eugene, OR | 2006 |
| Melodye Onysko, NP/CNM | 1346290848 | Adult Health Nurse Practitioner | Johnson City, NY | 2006 |
| Richard Onysko, PA | 1679683239 | Physician Assistant | Arcadia, CA | 2006 |
| Emilee Onysyk, CNP | 1215310602 | Family Nurse Practitioner | Toledo, OH | 2015 |
| Bethany Onywera | 1902380389 | Behavior Technician | Walnut Creek, CA | 2018 |
| Emmanuel Onywera | 1821461286 | Nurse Practitioner | San Francisco, CA | 2015 |
| Lianne Onyx, OTD | 1790642668 | Pediatric Occupational Therapist | Dover, NH | 2026 |
| Ingrid Onzaga Cepeda, ARNP | 1194479865 | Registered Nurse | Miramar, FL | 2022 |
| David Onzahwah | 1518609361 | Peer Specialist | Midwest City, OK | 2022 |
| Linda Onzahwah | 1649915471 | Peer Specialist | Oklahoma City, OK | 2022 |
| Elizabeth Onzima, LSW | 1669985495 | Social Worker | Columbus, OH | 2017 |
| Roberta Onzuka-Anderson, LSW | 1114948064 | Social Worker | Honolulu, HI | 2006 |
| Ashlynn Onzures | 1972458925 | Assistant Behavior Analyst | Yucaipa, CA | 2026 |
| Daniela Onzures, DNP, CPNP-PC | 1760064877 | Pediatric Nurse Practitioner | Midland, TX | 2021 |
| Valeria Onzures | 1285244806 | Physician Assistant | El Paso, TX | 2020 |
| Amanda Oo, OTR/L | 1962635805 | Occupational Therapist | Arlington, MA | 2009 |
| Aung Oo | 1144979071 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2022 |
| Aung Oo, M.D | 1285983601 | Internal Medicine Physician | Modesto, CA | 2012 |
| Aung Oo, RDH | 1407339609 | Dental Hygienist | Brooklyn, NY | 2018 |
| Aung Oo | 1417807058 | Chore Provider | Omaha, NE | 2026 |
| Aung Oo | 1629404132 | Interpreter | Salt Lake City, UT | 2013 |
| Aung Oo, M.D | 1992723753 | Internal Medicine Physician | Astoria, NY | 2006 |
| Aungaung Oo | 1275452658 | Optometrist | Bronx, NY | 2026 |
| Chomya Oo, PMHNP | 1609510130 | Psychiatric/Mental Health Nurse Practitioner | Palm Desert, CA | 2022 |
| Emmy Oo | 1295660256 | Clinical Social Worker | Hillsboro, OR | 2026 |
| Geemson Oo, MD | 1841283629 | Family Medicine Physician | West Seneca, NY | 2005 |
| Heyman Oo | 1285052514 | Pediatrics Physician | San Francisco, CA | 2014 |
| Hnin Hnin Oo, M.D. | 1184008021 | Internal Medicine Physician | Farmington, CT | 2015 |
| Honey Yune Yune Oo | 1699536342 | Behavior Technician | San Francisco, CA | 2024 |
| Htet Oo, MD | 1427742907 | Student in an Organized Health Care Education/Training Program | Bronx, NY | 2023 |
| Htun Oo, MD | 1295852358 | Geriatric Medicine (Internal Medicine) Physician | Stockton, CA | 2007 |
| J Richelcyn Oo, MD | 1134867427 | Student in an Organized Health Care Education/Training Program | Palo Alto, CA | 2022 |
| Jenessa Oo, DDS | 1699904805 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2009 |
| John Oo, NP | 1396265864 | Family Nurse Practitioner | Fort Wayne, IN | 2017 |
| Kay Thi Oo, MD | 1184110538 | Internal Medicine Physician | Springfield, MA | 2018 |
| Khin Oo, DO | 1174310684 | Student in an Organized Health Care Education/Training Program | Flushing, NY | 2025 |
| Khin Oo, MD | 1588638043 | Internal Medicine Physician | Pasadena, CA | 2006 |
| Khin Oo, O.D | 1760687396 | Optometrist | Yorba Linda, CA | 2007 |
| Khin Oo, MD | 1790786127 | Adult Medicine Physician | Fort Wayne, IN | 2005 |
| Khine Oo, M.D. | 1801114368 | Hematology & Oncology Physician | Temple, TX | 2010 |
| Kian Kwan Oo | 1346573896 | Student in an Organized Health Care Education/Training Program | Charlottesville, VA | 2009 |
| Kimberly Oo | 1497149512 | Family Medicine Physician | Palo Alto, CA | 2015 |
| Kinsa Thi Oo, MD | 1174104236 | Pediatrics Physician | West Hollywood, CA | 2021 |
| Kuang Oo | 1245770999 | Case Manager/Care Coordinator | Aurora, CO | 2017 |
| Kyaw Hsan Oo | 1457167538 | Behavior Technician | Monrovia, CA | 2024 |
| Kyaw Lwin Oo | 1043134398 | General Practice Dentistry | Monterey Park, CA | 2026 |
| Kyin Oo, MD | 1558328237 | Nephrology Physician | Fresno, CA | 2006 |
| Maung Oo, DMD | 1134055692 | General Practice Dentistry | Santa Rosa, CA | 2026 |
| Maung Oo, M.D. | 1194783670 | Pulmonary Disease Physician | Jupiter, FL | 2006 |
| Maung Oo, M.D. | 1730246208 | Hematology & Oncology Physician | Athens, TX | 2007 |
| Maw Oo, M.D. | 1841260569 | Internal Medicine Physician | Towson, MD | 2006 |
| May Oo, PHARM.D | 1114453503 | Pharmacist | San Francisco, CA | 2017 |
| Mee Oo | 1295629558 | Chore Provider | Omaha, NE | 2025 |
| Michelle Oo | 1548976707 | Day Training/Habilitation Specialist | Napa, CA | 2023 |
| Moe Oo | 1659223196 | Technician | Omaha, NE | 2026 |
| Monica Oo, DO | 1639871635 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2023 |
| Mya Oo, M.D | 1801151337 | Internal Medicine Physician | Brooklyn, NY | 2012 |
| Myint Oo, MD | 1215940143 | Pediatrics Physician | Bourbonnais, IL | 2006 |
| Myint Thin Oo, MD | 1023647153 | Internal Medicine Physician | Manahawkin, NJ | 2020 |
| Myoe Htet Htet Oo, MD | 1386216737 | Internal Medicine Physician | Williamsport, PA | 2021 |
| Naing Phyoe Oo | 1831039239 | Student in an Organized Health Care Education/Training Program | French Camp, CA | 2026 |
| Nang Sein Oo | 1093501207 | Internal Medicine Physician | French Camp, CA | 2025 |
| Nay Lin Oo | 1962893941 | Internal Medicine Physician | Oceanside, NY | 2015 |
| Nicholas Oo, DO | 1174379192 | Internal Medicine Physician | Los Angeles, CA | 2024 |
| Nino Oo | 1164352316 | Personal Care Attendant | Chapel Hill, NC | 2026 |
| Nwe Oo, M.D. | 1306962956 | Psychiatry Physician | Fort Myers, FL | 2007 |
| Nwe Oo | 1538475587 | Community Health Worker | Oakland, CA | 2010 |
| Nyien Oo | 1407745482 | Adult Companion | Omaha, NE | 2025 |
| Oakar Oo | 1104611730 | Student in an Organized Health Care Education/Training Program | Westford, MA | 2025 |
| Oscar Oo, PSY.D. | 1427128156 | Clinical Psychologist | Newport Beach, CA | 2006 |
| Phone Oo, M.D., | 1093158248 | Nephrology Physician | Bronx, NY | 2013 |
| Pye Oo, MD | 1972019289 | Nephrology Physician | Lexington, KY | 2017 |
| Samuel Oo, DO | 1083465603 | Family Medicine Physician | Berwyn, IL | 2024 |
| Saw Oo, MD | 1093813156 | Family Medicine Physician | Bourbonnais, IL | 2006 |
| Sharr Let Oo | 1518535434 | Student in an Organized Health Care Education/Training Program | Staten Island, NY | 2021 |
| Shoon Oo, MD | 1164165627 | Internal Medicine Physician | Little Rock, AR | 2022 |
| Shwe Yamin Oo | 1891269767 | Pharmacist | Porterville, CA | 2019 |
| Shwe Yee Oo, M.D. | 1306280789 | Family Medicine Physician | Lancaster, CA | 2013 |
| Soe Lwin Oo | 1285251892 | Family Medicine Physician | Monterey Park, CA | 2020 |
| Su Yadana Oo, PHARMD | 1770182610 | Pharmacist | Portland, OR | 2020 |
| Susan Oo, MD | 1568099299 | Pediatrics Physician | Springfield, IL | 2020 |
| Swe Oo, MD | 1255135075 | Student in an Organized Health Care Education/Training Program | East Meadow, NY | 2025 |
| Swe Zin Mar Winhtut Oo, M.D. | 1396136875 | Nephrology Physician | Dayton, OH | 2015 |
| Taw Oo | 1861374175 | Personal Care Attendant | Omaha, NE | 2025 |
| Tha Oo | 1326937277 | Personal Care Attendant | Lincoln, NE | 2025 |
| Thae Aient Aient Oo, MBBS, MPH | 1104513829 | Student in an Organized Health Care Education/Training Program | Wilkes Barre, PA | 2023 |
| Than Oo, MD | 1184673709 | Nephrology Physician | Kalamazoo, MI | 2006 |
| Than Oo | 1588404032 | Day Training/Habilitation Specialist | San Francisco, CA | 2024 |
| Than Oo, MB.B.S., D.O | 1669481610 | Ophthalmology Physician | Pago Pago American Samoa, AS | 2006 |
| Than Oo, PT, DPT | 1962280503 | Physical Therapist | Chesapeake, VA | 2023 |
| Thar Sann Oo | 1730812249 | Hospitalist Physician | Wilkes Barre, PA | 2022 |
| Theh Theh Oo | 1285518134 | Chore Provider | Omaha, NE | 2025 |
| Thein Oo, M.D. | 1215925250 | Hematology & Oncology Physician | Houston, TX | 2005 |
| Thein Oo, MD | 1467404897 | Internal Medicine Physician | Victorville, CA | 2006 |
| Thein Thein Oo | 1427928688 | Personal Care Attendant | Omaha, NE | 2025 |
| Theingi Oo, MD | 1366637407 | Internal Medicine Physician | Los Angeles, CA | 2007 |
| Thet Oo, MD | 1538152095 | Geriatric Medicine (Internal Medicine) Physician | Colton, CA | 2005 |
| Thet Oo | 1578445383 | Homemaker | Waukee, IA | 2025 |
| Thet Oo, DDS | 1760452239 | Dentist | Great Lakes, IL | 2006 |
| Thet Maw Oo, M.D., | 1306194824 | Student in an Organized Health Care Education/Training Program | Chicago, IL | 2012 |
| Thet Tun Oo, MD | 1366292401 | Student in an Organized Health Care Education/Training Program | San Francisco, CA | 2024 |
| Thiri Oo, M.D. | 1619256617 | Internal Medicine Physician | Claremont, CA | 2011 |
| Tin Oo, MD | 1063612869 | Hospitalist Physician | Madison, WI | 2007 |
| Tin Oo, M.D. | 1184612889 | Internal Medicine Physician | Jefferson City, MO | 2005 |
| Tin Oo, M.D. | 1457362402 | Psychiatry Physician | Brooklyn, NY | 2006 |
| Tin Oo | 1518481118 | Gastroenterology Registered Nurse | Los Angeles, CA | 2017 |
| Tommy Oo, IDMT | 1528818804 | Independent Duty Medical Technicians | Landstuhl, DE | 2024 |
| Tun Oo | 1477973865 | Internal Medicine Physician | Lancaster, CA | 2014 |
| Tun Tun Oo, MD | 1982027595 | Internal Medicine Physician | St Petersburg, FL | 2014 |
| Victoria Oo | 1023828902 | Speech-Language Assistant | Buckeye, AZ | 2025 |
| Yadana Oo, MD | 1427669860 | Hospitalist Physician | Lexington, KY | 2020 |
| Ye Oo | 1972975241 | Infectious Disease Physician | Pomona, CA | 2015 |
| Yemon Oo, RN | 1356691281 | Registered Nurse | San Mateo, CA | 2012 |
| Yin Oo, MD | 1760682561 | Endocrinology, Diabetes & Metabolism Physician | Arlington, TX | 2007 |
| Zaw Oo, MD | 1245201748 | Internal Medicine Physician | Astoria, NY | 2006 |
| Zayar Oo, MD | 1083278253 | Hospitalist Physician | Apopka, FL | 2019 |
| Zayar Oo, MD | 1396599304 | Student in an Organized Health Care Education/Training Program | Utica, NY | 2024 |
| Zin Oo, M.D. | 1265744999 | Infectious Disease Physician | Los Angles, CA | 2010 |
| Zin Oo | 1356966139 | Family Medicine Physician | Brooklyn, NY | 2020 |
| Zin Thawdar Oo, M.D | 1770257396 | Student in an Organized Health Care Education/Training Program | Bronx, NY | 2021 |
| Devan Oodal | 1811628852 | Family Medicine Physician | Philadelphia, PA | 2022 |
| Kamla Oodal, PHARMD | 1831297720 | Pharmacist | Garden City, NY | 2006 |
| Karamchand Oodal | 1487350781 | Ambulatory Care Pharmacist | West Palm Beach, FL | 2023 |
| Ravichand Oodal, MD | 1679594311 | Internal Medicine Physician | Brooklyn, NY | 2006 |
| Simone Oodal, M.S., CCC-SLP, TSSLD | 1316650179 | Speech-Language Pathologist | Maspeth, NY | 2022 |
| Muhammed Oodally, LPN | 1942532700 | Licensed Practical Nurse | New York, NY | 2010 |
| Emily Ooga, PMHNP | 1821563628 | Psychiatric/Mental Health Nurse Practitioner | Mesa, AZ | 2018 |
| Diana Ooghe | 1982000469 | Mental Health Counselor | San Francisco, CA | 2014 |
| Makayla Oogjen | 1336610484 | Behavior Technician | Sacramento, CA | 2018 |
| Amelia Ooi, PA-C | 1558146860 | Physician Assistant | Claremont, CA | 2023 |
| Benjamin Ooi | 1578208856 | School Psychologist | Provo, UT | 2022 |
| Geraldine Ooi | 1396463758 | Surgery Physician | New York, NY | 2022 |
| Henry Ooi, M.B. | 1942268693 | Advanced Heart Failure and Transplant Cardiology Physician | Nashville, TN | 2006 |
| Heo-Jeng Ooi, M.D. | 1629269360 | Ophthalmology Physician | Pittsburgh, PA | 2007 |
| Hui Jean Ooi | 1477218634 | Student in an Organized Health Care Education/Training Program | Atlanta, GA | 2021 |
| Huntsing Ooi, LPC | 1265161418 | Professional Counselor | Fort Collins, CO | 2022 |
| Hwai Yin Ooi, MD | 1912342379 | Neurology Physician | New York, NY | 2013 |
| James Ooi, MD | 1457349540 | Family Medicine Physician | Corning, CA | 2005 |
| Jane Sue Ooi, M.D. | 1093945446 | Family Medicine Physician | Walla Walla, WA | 2009 |
| Ji-Hui Ooi | 1871173534 | Anesthesiology Physician | Philadelphia, PA | 2021 |
| Jia Ooi, DMD | 1588080303 | General Practice Dentistry | Louisville, KY | 2014 |
| Kuo Ooi, M.D. | 1598775421 | Internal Medicine Physician | Rocklin, CA | 2006 |
| Lilian Ooi, PHARMD | 1669229621 | Critical Care Pharmacist | Sugar Land, TX | 2024 |
| Mee Ooi, PMHNP | 1508476656 | Psychiatric/Mental Health Nurse Practitioner | San Antonio, TX | 2020 |
| Nik Ooi | 1215587365 | Psychiatric/Mental Health Nurse Practitioner | Silver Spring, MD | 2019 |
| Preston Ooi, DO | 1922663335 | Pain Medicine (Physical Medicine & Rehabilitation) Physician | Killeen, TX | 2019 |
| Rhyan Ooi | 1235835919 | Behavior Technician | Houston, TX | 2023 |
| Seng Ooi, MD | 1366443293 | Plastic and Reconstructive Surgery Physician | Kingwood, TX | 2005 |
| Seng Huan Ooi | 1902261100 | Plastic and Reconstructive Surgery Physician | Chicago, IL | 2015 |
| Ting Huay Ooi, PSY.M. | 1407206329 | Student in an Organized Health Care Education/Training Program | Charleston, WV | 2016 |
| Wei Boon Ooi, M.D. | 1124259676 | Nephrology Physician | Kailua Kona, HI | 2009 |
| Winnie Ooi, MD | 1174530893 | Infectious Disease Physician | Burlington, MA | 2006 |
| Xinyee Ooi, MD | 1982406260 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2025 |
| Yen Hoong Ooi, M.D. | 1659671808 | Pediatrics Physician | Brooklyn, NY | 2010 |
| Yinn Cher Ooi, MD | 1356632202 | Neurological Surgery Physician | Fort Worth, TX | 2011 |
| Yinn Khurn Ooi, M.D. | 1841516838 | Pediatric Cardiology Physician | Atlanta, GA | 2010 |
| Yinn Shaung Ooi, M.D. | 1013303304 | Internal Medicine Physician | Wynnewood, PA | 2015 |
| Yiyi Ooi | 1467620732 | Pharmacist | Hopewell Junction, NY | 2008 |
| Alan Ooka, APRN, BC, P-MHNP | 1114924230 | Psychiatric/Mental Health Nurse Practitioner | Laguna Hills, CA | 2005 |
| Chloe Ooka | 1336092741 | Behavior Technician | Cary, NC | 2026 |
| Kenneth Ooka | 1033419742 | Pharmacist | Hilo, HI | 2010 |
| Kohtaro Ooka | 1003233966 | Gastroenterology Physician | Bronx, NY | 2014 |
| Lauren Ooka, PHARMD | 1629439435 | Oncology Pharmacist | Indianapolis, IN | 2016 |
| Lauren Ooka | 1891181418 | Pharmacist | Honolulu, HI | 2015 |
| Falisha Ooka-Revander | 1760202642 | Behavior Technician | Monrovia, CA | 2024 |
| Elizabeth Ooko | 1174297030 | Behavior Technician | Dallas, TX | 2021 |
| Danielle Ool, MS, CASAC | 1053169417 | Addiction (Substance Use Disorder) Counselor | Purchase, NY | 2024 |
| Amber Ooley | 1336921337 | Emergency Medicine Pharmacist | Baytown, TX | 2023 |
| Caroline Ooley, O.D. | 1902245574 | Optometrist | Portland, OR | 2013 |
| Catalina Ooley | 1376309575 | Behavior Technician | Torrance, CA | 2024 |
| Christopher Ooley | 1265153373 | Mental Health Counselor | Batesville, IN | 2022 |
| Cindy Ooley, LCSW | 1154868669 | Clinical Social Worker | Bloomington, IN | 2017 |
| Dustin Ooley | 1043688203 | Audiologist | Portland, OR | 2015 |
| Lauren Ooley | 1841824141 | Behavior Technician | Southborough, MA | 2020 |
| Nicole Ooley, NP | 1215695747 | Gerontology Nurse Practitioner | Indianapolis, IN | 2021 |
| Stephanie Ooley | 1346436219 | Mental Health Counselor | Banning, CA | 2007 |
| Whitney Ooley, P.A. | 1104315902 | Physician Assistant | New Albany, IN | 2018 |
| Jamie Ools, LPN | 1386539195 | Licensed Practical Nurse | McAlester, OK | 2025 |
| Stephani Oolup, PT | 1467257915 | Orthopedic Physical Therapist | New York, NY | 2025 |
| Andrew Oolut | 1720972086 | Pharmacist | Stony Point, NY | 2025 |
| Joseph Oolut, M.D. | 1912913484 | Nephrology Physician | Katy, TX | 2006 |
| Priya Oolut, M.D. | 1013144690 | Pulmonary Disease Physician | Sugar Land, TX | 2009 |
| Andrew Oom | 1952041766 | Behavior Technician | Zeeland, MI | 2022 |
| Brandi Oom, RN | 1275249260 | Administrator Registered Nurse | Atchison, KS | 2023 |
| Brittany Oom, CTRS | 1255961066 | Recreation Therapist | Grand Rapids, MI | 2020 |
| Heather Oom | 1245007343 | Day Training/Habilitation Specialist | Holland, MI | 2023 |
| Maren Oom | 1184500977 | Behavior Technician | Traverse City, MI | 2025 |
| Michael Oom, MD | 1801259171 | Pediatrics Physician | Los Angeles, CA | 2016 |
| Robert Oom, BA LBSW | 1467590729 | Social Worker | Grandville, MI | 2007 |
| Brittany Ooman, LMT | 1386233641 | Massage Therapist | Juneau, AK | 2021 |
| Azima Oomatia | 1063987121 | Physical Therapist | Rockville, MD | 2018 |
| Gerald Oomen, RN | 1629326079 | Registered Nurse | Sitka, AK | 2012 |
| Karin Oomen, MD | 1104191865 | Student in an Organized Health Care Education/Training Program | New York, NY | 2012 |
| Jamina Oomen-Hajagos, PHD, MS | 1063935328 | Genetic Counselor (M.S.) | Albuquerque, NM | 2017 |
| Mel Oomens | 1669149613 | Mental Health Counselor | Santa Rosa, CA | 2021 |
| Peggy Oomens, RDN | 1801351903 | Pediatric Nutrition Registered Dietitian | Phoenix, AZ | 2019 |
| Amy Oomens-Lozano | 1427780808 | Clinical Social Worker | Winfield, IL | 2022 |
| Ebrahim Oomerjee, M.D. | 1285925636 | Pediatrics Physician | Stony Brook, NY | 2011 |
| Joanna Oomkes, PA | 1952404345 | Surgical Physician Assistant | Denver, CO | 2006 |
| Sowmini Oomman, MD | 1043435068 | Sleep Medicine (Psychiatry & Neurology) Physician | Franklin, TN | 2007 |
| Abey Oommen | 1326671165 | Physical Therapist | East Hanover, NJ | 2020 |
| Abraham Oommen, M.D. | 1316367899 | Anesthesiology Physician | Wilmington, DE | 2014 |
| Abraham Oommen, MD | 1871554485 | Adolescent Medicine (Internal Medicine) Physician | Alma, MI | 2006 |
| Ajith Oommen, APRN CNP | 1598573933 | Family Nurse Practitioner | Oklahoma City, OK | 2024 |
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).