Providers Jack Ko, MD to Sarah Ko, LMFT
300 individual NPIs in the federal registry, part 11,654 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. 141 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Jack Ko, MD | 1023143674 | Emergency Medicine Physician | York, PA | 2007 |
| Jacqueline Ko | 1740838374 | Marriage & Family Therapist | San Jose, CA | 2019 |
| Jacqueline Ko, MD | 1881761708 | Anesthesiology Physician | Baldwin Park, CA | 2006 |
| Jadie Ko, ND | 1144642018 | Naturopath | Bellevue, WA | 2014 |
| Jae Ko, DDS | 1013106830 | General Practice Dentistry | Chicago, IL | 2007 |
| Jae-Hyon Ko | 1568813921 | Pharmacist | Burke, VA | 2016 |
| Jaemin Ko, DDS | 1639833544 | Dentist | Los Angeles, CA | 2021 |
| Jaewoong Ko | 1124882824 | General Practice Dentistry | Bakersfield, CA | 2024 |
| James Ko | 1366177784 | Pharmacist | Los Angeles, CA | 2022 |
| James Ko, MD | 1376076786 | Dermatology Physician | Paoli, PA | 2017 |
| James Ko, MD | 1669096251 | Emergency Medicine Physician | Lubbock, TX | 2020 |
| James Ko, MD | 1720109150 | Anesthesiology Physician | Santa Clara, CA | 2007 |
| James Ko, PT | 1861579690 | Physical Therapist | Murrieta, CA | 2006 |
| James Ko | 1972773935 | Neurology Physician | Englewood, NJ | 2008 |
| Jamie Ko | 1457057846 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2023 |
| Jamie Ko, PHARMD | 1518267848 | Pharmacist | Orange, CA | 2010 |
| Jamie Ko, DDS | 1538052550 | General Practice Dentistry | Sacramento, CA | 2025 |
| Jane Ko, M.D. | 1447215843 | Diagnostic Radiology Physician | New York, NY | 2006 |
| Jane Ko, MD | 1780892729 | Endocrinology, Diabetes & Metabolism Physician | Plano, TX | 2007 |
| Jane Ko, DNP | 1831836352 | Family Nurse Practitioner | Gresham, OR | 2022 |
| Janet Ko, PHARM.D. | 1073910220 | Pharmacist | Mount Vernon, WA | 2014 |
| Janet Ko, MD | 1780627968 | Obstetrics & Gynecology Physician | Philadelphia, PA | 2006 |
| Janet Ko, O.D. | 1932575388 | Optometrist | San Leandro, CA | 2015 |
| Janice Ko, DDS | 1063904944 | Dentist | Durham, NC | 2018 |
| Janice Ko, M.D. | 1124348339 | Family Medicine Physician | Hoffman Estates, IL | 2010 |
| Jannie Ko, PHARM.D. | 1154853166 | Pharmacist | Middletown, CT | 2017 |
| Jared Ko, M.D. | 1952369753 | Internal Medicine Physician | Huntley, IL | 2006 |
| Jarret Ko, MD | 1225187131 | Specialist | Honolulu, HI | 2007 |
| Jason Ko, PHARMD | 1023635315 | Pharmacist | Henrico, VA | 2020 |
| Jason Ko, M.D. | 1417145152 | Surgery of the Hand (Plastic Surgery) Physician | Chicago, IL | 2007 |
| Jay Ko | 1134582463 | Student in an Organized Health Care Education/Training Program | Bronx, NY | 2016 |
| Je Ko, M.D. PH.D. | 1356792758 | Psychiatry Physician | Los Angeles, CA | 2016 |
| Jeanne Ko, LAC. | 1134670896 | Acupuncturist | Irvine, CA | 2016 |
| Jee Young Ko, NP | 1982496683 | Psychiatric/Mental Health Nurse Practitioner | Seattle, WA | 2025 |
| Jeffrey Ko, M.D. | 1104203405 | Gastroenterology Physician | Sacramento, CA | 2015 |
| Jeffrey Ko, O.D. | 1679546220 | Optometrist | San Francisco, CA | 2006 |
| Jeffrey Ko, LCSW | 1699037663 | Clinical Social Worker | Los Angeles, CA | 2012 |
| Jena Ko, DPT | 1306300652 | Physical Therapist | Astoria, NY | 2019 |
| Jenna Ko, D.C. | 1235328634 | Chiropractor | Newbury Park, CA | 2007 |
| Jennifer Ko | 1043777014 | Mental Health Counselor | Lone Tree, CO | 2019 |
| Jennifer Ko, M.D., PH.D. | 1073836193 | Anatomic Pathology & Clinical Pathology Physician | Cleveland, OH | 2010 |
| Jennifer Ko, CRNP | 1265918544 | Nurse Practitioner | Bethlehem, PA | 2018 |
| Jennifer Ko | 1275909558 | School Social Worker | Los Angeles, CA | 2015 |
| Jennifer Ko, MD | 1396834487 | Anesthesiology Physician | Park Ridge, IL | 2006 |
| Jennifer Ko, DDS | 1487035523 | Orthodontics and Dentofacial Orthopedics Dentistry | Whitestone, NY | 2015 |
| Jennifer Ko | 1518662733 | Optometrist | Chicago, IL | 2023 |
| Jennifer Ko, RPH | 1568992485 | Ambulatory Care Pharmacist | North Bellmore, NY | 2017 |
| Jennifer Ko | 1801753850 | Behavior Technician | Aiea, HI | 2026 |
| Jennifer Ko, PHARMD, MPH | 1891355194 | Ambulatory Care Pharmacist | Irvine, CA | 2019 |
| Jenny Ko | 1336785369 | Behavior Technician | Bellevue, WA | 2019 |
| Jenny Ko | 1801484118 | Behavior Analyst | San Luis Obispo, CA | 2021 |
| Jesse Ko, M.D. | 1770549289 | Pediatrics Physician | Bayside, NY | 2006 |
| Jessica Ko | 1114578549 | Dentist | Washington, DC | 2019 |
| Jessica Ko | 1316819253 | Registered Nurse | Evanston, IL | 2025 |
| Jessica Ko, MCD, CCC-SLP | 1821311432 | Speech-Language Pathologist | Paragould, AR | 2010 |
| Jessie Ko | 1073306049 | Pharmacist | Columbus, OH | 2025 |
| Ji Eun Ko, MS | 1023537768 | Marriage & Family Therapist | San Diego, CA | 2017 |
| Ji Yoon Ko | 1982396180 | Dentist | Bogart, GA | 2023 |
| Jia-Wei Ko, M.D. | 1437392479 | Orthopaedic Surgery Physician | Seattle, WA | 2009 |
| Jimin Ko, MD | 1073367827 | Student in an Organized Health Care Education/Training Program | New York, NY | 2024 |
| Jimmy Ko, MD | 1780624791 | Allergy & Immunology Physician | Oakland, CA | 2006 |
| Jin Ko, D.C. | 1063720589 | Chiropractor | Suwanee, GA | 2010 |
| Jin Ko, ACUPUNCTURIST | 1699816850 | Acupuncturist | Rowland Heights, CA | 2007 |
| Jin Wook Ko, L.AC. | 1174885057 | Acupuncturist | Los Angeles, CA | 2012 |
| Jing-Yang Ko, D.D.S. | 1609056027 | Orthodontics and Dentofacial Orthopedics Dentistry | Fairfield, NJ | 2007 |
| Joan Ko, M.D. | 1346548518 | Urology Physician | Los Angeles, CA | 2011 |
| Joann Ko | 1346710555 | Speech-Language Pathologist | Harbor City, CA | 2018 |
| Joanna Ko, RN BSN APRN FNP | 1548789209 | Family Nurse Practitioner | Paragould, AR | 2017 |
| Jocelyn Ko, MD | 1225484579 | Internal Medicine Physician | Philadelphia, PA | 2016 |
| Jocelyn Ko, APRN | 1679509327 | Adult Health Nurse Practitioner | Chicago, IL | 2006 |
| Jocelyn Ko, M.D. | 1831478528 | Internal Medicine Physician | Seattle, WA | 2011 |
| Joe Ko, DDS | 1053464586 | Dentist | Santa Ana, CA | 2007 |
| John Ko, DO | 1033841101 | Gastroenterology Physician | Las Vegas, NV | 2022 |
| John Ko, MA | 1194506055 | Behavior Technician | Santa Ana, CA | 2023 |
| John Ko, DDS | 1376764720 | General Practice Dentistry | Pleasanton, CA | 2007 |
| John Ko, M.D., PH.D. | 1437236676 | Plastic Surgery Physician | Cortlandt Manor, NY | 2006 |
| John Ko, MD | 1972605541 | Cardiovascular Disease Physician | Sacramento, CA | 2006 |
| Johnny Ko, D.D.S. | 1104038082 | General Practice Dentistry | Collierville, TN | 2007 |
| Jonathan Ko, M.D. | 1801860804 | Anesthesiology Physician | Newark, NJ | 2006 |
| Jonye Ko | 1538761754 | Case Manager/Care Coordinator | Anchorage, AK | 2020 |
| Joohwan Ko, D.C. | 1710192885 | Chiropractor | Salinas, CA | 2007 |
| Jordan Ko, PHD | 1710436001 | Clinical Child & Adolescent Psychologist | San Diego, CA | 2016 |
| Josan Ko, O.D. | 1326116344 | Optometrist | Brooklyn Park, MN | 2006 |
| Joseph Ko, PA-C | 1487400834 | Medical Physician Assistant | Chapel Hill, NC | 2024 |
| Joseph Ko, DDS | 1790865061 | General Practice Dentistry | Santa Rosa, CA | 2006 |
| Josephine Ko, OD | 1053934935 | Optometrist | Arlington, MA | 2020 |
| Jounghwa Ko | 1881767895 | Adult Health Nurse Practitioner | Santa Ana, CA | 2006 |
| Jounghyun Ko, M.D. | 1487093605 | Diagnostic Radiology Physician | Wilkes Barre, PA | 2013 |
| Joungmin Ko, FNP-BC | 1396103669 | Family Nurse Practitioner | New York, NY | 2016 |
| Joy Ko | 1437872967 | Occupational Therapist | New York, NY | 2022 |
| Joy Ko, DDS | 1790913044 | General Practice Dentistry | New York, NY | 2009 |
| Judith Ko, D.D.S. | 1104970896 | General Practice Dentistry | Hemet, CA | 2007 |
| Judith Ko | 1275468795 | Critical Care Medicine Registered Nurse | Washington, DC | 2026 |
| Judy Ko, MD | 1093991275 | Rheumatology Physician | Lexington, VA | 2008 |
| Judy Ko, APRN | 1639609068 | Nurse Practitioner | Honolulu, HI | 2017 |
| Judy Ko | 1699347286 | Mental Health Counselor | Seattle, WA | 2021 |
| Judy Ko, MD | 1962573949 | Anatomic Pathology & Clinical Pathology Physician | Baldwin Park, CA | 2006 |
| Julianna Ko | 1346835196 | Dentist | Los Angeles, CA | 2021 |
| Julie Ko, APN | 1407022734 | Pediatric Nurse Practitioner | Little Rock, AR | 2008 |
| Julie Ko, PHARMD | 1538773981 | Pharmacist | East Windsor, NJ | 2020 |
| Jun Kyung Ko, DMD, ABGD | 1295221455 | General Practice Dentistry | Edwards Afb, CA | 2018 |
| June Ko | 1841584349 | Student in an Organized Health Care Education/Training Program | Brighton, MI | 2011 |
| Jung Ko, LAC | 1336660711 | Acupuncturist | Long Beach, CA | 2017 |
| Jung Hyun Ko | 1205398492 | Neurology Physician | Durham, NC | 2019 |
| Jungyun Ko | 1538950951 | Internal Medicine Physician | Evanston, IL | 2025 |
| Jungyung Ko, NP | 1760711774 | Adult Health Nurse Practitioner | Atlanta, GA | 2009 |
| Jupil Ko, PHD, ATC | 1477088599 | Athletic Trainer | Phoenix, AZ | 2017 |
| Justin Ko | 1164007167 | Behavior Technician | Garden Grove, CA | 2021 |
| Justin Ko, MD | 1295551232 | Anesthesiology Physician | Milwaukee, WI | 2024 |
| Justin Ko, PHARMD | 1598232159 | Pharmacist | Sacramento, CA | 2018 |
| Justin Ko, DO | 1689203416 | Family Medicine Physician | Torrance, CA | 2020 |
| Justin Ko | 1790269371 | Pharmacist | Oak Ridge, NJ | 2018 |
| Justin Ko, MD | 1790912251 | Dermatology Physician | Stanford, CA | 2009 |
| Justine Ko, M.D. | 1225569270 | Sports Medicine (Emergency Medicine) Physician | New York, NY | 2017 |
| Justine Ko | 1396204517 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2019 |
| Ka Yan Ko, R.D.H | 1972847606 | Dental Hygienist | Bellevue, WA | 2012 |
| Kaleen Ko, PT | 1255665618 | Physical Therapist | Lorton, VA | 2009 |
| Kang Ko, S.P | 1508180779 | Pharmacist | Woodside, NY | 2010 |
| Kang Hoon Ko | 1215421219 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2018 |
| Karina Ko | 1639663941 | Behavior Technician | San Bruno, CA | 2018 |
| Karren Ko, PT | 1013240142 | Physical Therapist | Beaver Dam, WI | 2009 |
| Kate Ko, LPC | 1972039006 | Professional Counselor | Waco, TX | 2017 |
| Katherine Ko, DDS | 1134357387 | Pediatric Dentistry | Corona, CA | 2009 |
| Katherine Ko | 1154241958 | Registered Nurse | Long Beach, CA | 2026 |
| Katherine Ko, OTR/L | 1306389275 | Occupational Therapist | Torrance, CA | 2016 |
| Katherine Ko, NP | 1679038103 | Family Nurse Practitioner | Diamond Bar, CA | 2019 |
| Katherine Ko, PH.D. | 1871524546 | Clinical Psychologist | Irvine, CA | 2006 |
| Katherine Ko, ARNP | 1891927000 | Psychiatric/Mental Health Nurse Practitioner | Bellevue, WA | 2009 |
| Katherine Ko | 1992108807 | Physical Therapist | Pasadena, CA | 2014 |
| Kathleen Ko | 1447856026 | Pharmacist | Valatie, NY | 2020 |
| Kathleen Ko, MD | 1649242330 | Family Medicine Physician | League City, TX | 2006 |
| Kathryn Ko, M.D. | 1134195324 | Neurological Surgery Physician | Bronx, NY | 2006 |
| Kathy Ko, MASSAGE THERAPIST | 1427748904 | Massage Therapist | North Chesterfield, VA | 2023 |
| Kathy Ko, D.M.D. | 1881034999 | Dentist | Katy, TX | 2013 |
| Kaung Ko, MD, MPH, CPH | 1578213260 | Family Medicine Physician | Niagara Falls, NY | 2022 |
| Kaung Ko, PT | 1902385842 | Physical Therapist | Wenatchee, WA | 2018 |
| Kay Ko, PHARMD | 1790844314 | Pharmacist | San Jose, CA | 2006 |
| Kay Ko | 1841592342 | Pharmacist | Brooklyn, NY | 2010 |
| Keana Ko | 1558201996 | Student in an Organized Health Care Education/Training Program | Kansas City, MO | 2026 |
| Kei Ko, M.D. | 1649582768 | Emergency Medicine Physician | Texarkana, TX | 2010 |
| Keith Ko, PA | 1942920665 | Physician Assistant | Brooklyn, NY | 2022 |
| Kelsey Ko | 1548068786 | Professional Counselor | Towson, MD | 2025 |
| Kennan Ko | 1265993653 | Community Health Worker | San Francisco, CA | 2019 |
| Kenneth Ko | 1629859376 | Physical Therapist | Oakland, CA | 2023 |
| Kenton Ko, M.D. | 1255549374 | Child & Adolescent Psychiatry Physician | Tripler Army Medical Center, HI | 2007 |
| Kevin Ko, M.D. | 1174972129 | Anesthesiology Physician | New Brunswick, NJ | 2016 |
| Kevin Ko, D.D.S. | 1316160575 | General Practice Dentistry | Lafayette, CA | 2007 |
| Kevin Ko, M.D. | 1356633572 | Family Medicine Physician | Dallas, TX | 2011 |
| Kevin Ko | 1639490709 | Pharmacist | La Habra, CA | 2010 |
| Khin Ko | 1417372582 | Hospitalist Physician | Brooklyn, NY | 2014 |
| Ki Ko, L.AC | 1770724536 | Acupuncturist | Los Angeles, CA | 2009 |
| Ki Hyuk Ko, RPH | 1700666575 | Pharmacist | South Milwaukee, WI | 2023 |
| Kichul Ko | 1649472440 | Rheumatology Physician | Chicago, IL | 2007 |
| Kimberly Ko, M.D. | 1437448917 | Pediatrics Physician | Burbank, CA | 2011 |
| King Lok Ko, PHARM D. | 1922552710 | Pharmacist | Flushing, NY | 2016 |
| Kristen Ko, NP | 1114275104 | Nurse Practitioner | Orange, CA | 2012 |
| Kristin Ko, PA-C | 1558234633 | Physician Assistant | Alexandria, VA | 2025 |
| Krizia Rae Ko | 1932680238 | Nurse Practitioner | New York, NY | 2018 |
| Krystel Martinez Ko, PT | 1447933817 | Physical Therapist | Bronx, NY | 2023 |
| Kwan Ko, L AC | 1730419045 | Acupuncturist | Downey, CA | 2010 |
| Kyeong Ho Ko, L.AC | 1861793200 | Acupuncturist | La Habra, CA | 2010 |
| Kyong Ko | 1205140217 | Pharmacist | Grapevine, TX | 2010 |
| Kyong Ko, M.D. | 1720083322 | Family Medicine Physician | Chaparral, NM | 2005 |
| Kyonghyun Ko, PT | 1831137926 | Physical Therapist | Flushing, NY | 2006 |
| Kyung Jin Ko, RPH | 1043182942 | Pharmacist | Tigard, OR | 2025 |
| Kyung Seok Ko, D.D.S. | 1972919686 | General Practice Dentistry | Manchester, CT | 2014 |
| Kyungmin Ko | 1477236446 | Dentist | Los Angeles, CA | 2023 |
| Kyungmin Ko, MS, MD | 1588190383 | Anatomic Pathology Physician | Ponce, PR | 2017 |
| Laam Ko, D.O | 1467624197 | Surgery Physician | Cudahy, WI | 2008 |
| Lara Ko | 1811446917 | Marriage & Family Therapist | Pasadena, CA | 2016 |
| Laura Ko, PHARMD | 1447865803 | Pharmacist | Atlanta, GA | 2020 |
| Laura Ko, RPH | 1629797634 | Pharmacist | Pasadena, CA | 2022 |
| Lauren Ko, MD | 1154826824 | Dermatology Physician | Portland, ME | 2018 |
| Leslie Ko, LCMT, BCTMB | 1457856965 | Massage Therapist | Berkeley, CA | 2018 |
| Liang-Chieh Ko | 1417443409 | Podiatrist | Newberg, OR | 2018 |
| Lila Ko, LCSW | 1700807542 | Clinical Social Worker | San Francisco, CA | 2006 |
| Linna Ko, PHARM D | 1598024176 | Pharmacist | Victorville, CA | 2012 |
| Lisa Ko | 1225739634 | Behavior Technician | Rio Rancho, NM | 2023 |
| Lisa Ko, O.D. | 1316967391 | Optometrist | San Jose, CA | 2006 |
| Long Yiu Ko | 1982475596 | Case Manager/Care Coordinator | Provo, UT | 2024 |
| Lori Ko | 1477945491 | Registered Nurse | Whittier, CA | 2015 |
| Lorrain Ko, DPT | 1851989016 | Physical Therapist | Chino, CA | 2021 |
| Lydia Ko | 1417070582 | Case Manager/Care Coordinator | City Of Industry, CA | 2007 |
| Maleia Ko | 1144907312 | Behavior Technician | Colorado Springs, CO | 2023 |
| Marcia Ko, M.D. | 1871577114 | Internal Medicine Physician | Scottsdale, AZ | 2005 |
| Marcus Ko, M.D. | 1235302183 | Ophthalmic Plastic and Reconstructive Surgery Physician | Reno, NV | 2008 |
| Mark Ko, PA-C | 1982589321 | Surgical Physician Assistant | Clermont, FL | 2025 |
| Mary Ko, APN NURSE PRACTITION | 1013273374 | Acute Care Nurse Practitioner | Chicago, IL | 2012 |
| Mary Ko, DPT | 1881837557 | Specialist | Cedar Grove, NJ | 2009 |
| May Ko, APRN | 1528447653 | Family Nurse Practitioner | Brandon, FL | 2015 |
| Megan Ko | 1811558562 | Behavior Technician | San Bruno, CA | 2019 |
| Meilinda Ko | 1477140606 | Professional Counselor | Chillicothe, OH | 2020 |
| Meiyou Ko, RD,LD | 1235146580 | Registered Dietitian | Minneapolis, MN | 2006 |
| Melany Ko, PHARM D | 1417552142 | Pharmacist | Kansas City, MO | 2020 |
| Melissa Ko, D.C. | 1043579626 | Chiropractor | San Jose, CA | 2012 |
| Melissa Ko, MD | 1548325707 | Neurology Physician | Indianapolis, IN | 2006 |
| Melody Ko, M.D. | 1801134309 | Critical Care Medicine (Internal Medicine) Physician | Minneapolis, MN | 2013 |
| Mi Kyung Ko, M.D. | 1184711954 | Radiation Oncology Physician | Houston, TX | 2006 |
| Mia Ko | 1942613369 | Neurology Physician | Philadelphia, PA | 2014 |
| Michael Ko, DPT.,ATC | 1053492512 | Physical Therapist | Stockton, CA | 2006 |
| Michael Ko, M.D. | 1063649820 | Pain Medicine (Anesthesiology) Physician | New York, NY | 2009 |
| Michael Ko, DPT | 1093961435 | Orthopedic Physical Therapist | Santa Ana, CA | 2008 |
| Michael Ko | 1669194908 | Counselor | Buffalo, NY | 2022 |
| Michael Ko, MD | 1689741548 | Pain Medicine (Anesthesiology) Physician | Harbor City, CA | 2006 |
| Michael Ko, MD | 1699510115 | Neurology with Special Qualifications in Child Neurology Physician | Augusta, GA | 2024 |
| Michael Ko, M.D. | 1821127804 | Specialist | Greenwood, MS | 2007 |
| Michael Ko, MD | 1922088111 | Neurology Physician | Chicago, IL | 2006 |
| Michele Ko | 1275987828 | Student in an Organized Health Care Education/Training Program | Moreno Valley, CA | 2016 |
| Michelle Ko, DO | 1114555810 | Student in an Organized Health Care Education/Training Program | Riverside, CA | 2020 |
| Michelle Ko, MD | 1114721297 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2025 |
| Michelle Ko, PA-C | 1184192734 | Medical Physician Assistant | Voorhees, NJ | 2018 |
| Michelle Ko, DDS., MS. | 1275867855 | Periodontics | Bellevue, WA | 2009 |
| Michelle Ko | 1932886967 | Student in an Organized Health Care Education/Training Program | New York, NY | 2023 |
| Min Ko, DDS | 1093238537 | General Practice Dentistry | Portsmouth, NH | 2017 |
| Min Jung Ko | 1225680481 | Behavior Technician | Anaheim, CA | 2019 |
| Min Kyung Ko | 1932900123 | Physician Assistant | Palmdale, CA | 2025 |
| Min-Hsiung Ko, M.D. | 1790718641 | Family Medicine Physician | Bensalem, PA | 2006 |
| Minjin Ko, DDS | 1184400681 | General Practice Dentistry | Everett, WA | 2023 |
| Miwah Ko, CCC | 1841793353 | Speech-Language Pathologist | Las Vegas, NV | 2018 |
| Miyoung Ko | 1417455825 | Adult Psychiatric/Mental Health Registered Nurse | Queens Village, NY | 2018 |
| Monica Ko | 1174442560 | School Social Worker | Sylmar, CA | 2026 |
| Monica Ko, DMD | 1316475247 | Endodontics | Reno, NV | 2017 |
| Monica Ko | 1801742143 | Speech-Language Pathologist | Los Angeles, CA | 2026 |
| Moon-Hee Ko | 1033402508 | Dentist | Pasadena, CA | 2011 |
| Myat Ko, MD | 1467028597 | Student in an Organized Health Care Education/Training Program | Nashville, TN | 2021 |
| Myung Ko, M.D. | 1487099974 | Student in an Organized Health Care Education/Training Program | San Francisco, CA | 2013 |
| Myung Ko, ACUPUNCTURIST | 1811036171 | Acupuncturist | Los Angeles, CA | 2007 |
| Myung-Jun Ko | 1245096965 | Student in an Organized Health Care Education/Training Program | Weston, FL | 2024 |
| Myungsung Ko, DPT | 1598356263 | Physical Therapist | Laurel, DE | 2021 |
| Na-Hyeon Ko, PT, PHD | 1174833313 | Pediatric Physical Therapist | Santa Ana, CA | 2010 |
| Nai Hua Ko, RN | 1851762736 | Registered Nurse | Flushing, NY | 2015 |
| Namkyu Ko, MD | 1346216702 | Urology Physician | Warren, OH | 2006 |
| Nancy Ko, RPH | 1033425624 | Pharmacist | Pico Rivera, CA | 2010 |
| Nancy Ko, RPAC | 1710196662 | Physician Assistant | Bay Shore, NY | 2007 |
| Nancy Ko | 1871336552 | Behavior Technician | Orange, CA | 2024 |
| Naomi Ko, M.D. | 1043360928 | Medical Oncology Physician | Boston, MA | 2007 |
| Naomi Ko, LICSW | 1447011739 | Clinical Social Worker | Malden, MA | 2024 |
| Narae Ko, MD | 1649532276 | Ophthalmology Physician | Boston, MA | 2012 |
| Nathan Ko | 1760234488 | General Practice Physician | Jbsa Fort Sam Houston, TX | 2024 |
| Nerissa Ko, M.D. | 1821029059 | Neurology Physician | San Francisco, CA | 2006 |
| Ni Tung Ko | 1548051501 | Counselor | Tukwila, WA | 2025 |
| Nora Ko | 1083293682 | Registered Dietitian | Daly City, CA | 2021 |
| Nora Ko, MD | 1225659980 | Neurology Physician | Easton, PA | 2020 |
| Oi Yin Vanessa Ko, PHARMD | 1255049094 | Pharmacist | Cleveland, OH | 2022 |
| Oliver Ko, M.D. | 1780046946 | Urology Physician | Litchfield Park, AZ | 2016 |
| Pamela Ko | 1225824188 | Counselor | Fulton, MD | 2025 |
| Pan Ko, M.D. | 1083851687 | Infectious Disease Physician | Englewood Cliffs, NJ | 2009 |
| Pang Ko, D.M.D. | 1144613670 | Dentist | Edwards, CA | 2015 |
| Pang Ko, PHARMD | 1235674656 | Pharmacist | Fresno, CA | 2016 |
| Patricia Ko, PHARMD | 1003349580 | Pharmacist | Redwood City, CA | 2017 |
| Patricia Ko, DO | 1790890952 | Family Medicine Physician | Anchorage, AK | 2006 |
| Patrick Ko, MD | 1750478236 | Emergency Medicine Physician | Flushing, NY | 2006 |
| Paul Ko, MD | 1326072786 | Emergency Medicine Physician | Indianapolis, IN | 2006 |
| Paul Ko, PHARM.D. | 1578816252 | Pharmacist | Salinas, CA | 2012 |
| Paula Ko, MD | 1942216320 | Ophthalmology Physician | Wilmington, DE | 2006 |
| Peter Ko, MD | 1154415461 | Family Medicine Physician | Flushing, NY | 2006 |
| Peter Ko, MD | 1730145012 | Family Medicine Physician | Lexington, KY | 2006 |
| Peter Ko, MD | 1861135196 | Internal Medicine Physician | New York, NY | 2022 |
| Phebe Ko | 1356583389 | Anesthesiology Physician | Boston, MA | 2009 |
| Phou Thwe Ko | 1801577945 | Behavior Technician | Fremont, CA | 2023 |
| Pin-Yi Ko, MD | 1356768691 | Neurology with Special Qualifications in Child Neurology Physician | Seattle, WA | 2014 |
| Ping-Ru Ko, M.D. | 1396048351 | Neurology with Special Qualifications in Child Neurology Physician | Santa Clara, CA | 2010 |
| Rachel Ko, MASTERS | 1356671960 | Counselor | West Greenwich, RI | 2010 |
| Rachel Ko | 1548102627 | Student in an Organized Health Care Education/Training Program | Phoenix, AZ | 2026 |
| Rachel Ko, PA-C | 1811449143 | Medical Physician Assistant | Clackamas, OR | 2016 |
| Randy Ko | 1215768668 | Student in an Organized Health Care Education/Training Program | Albuquerque, NM | 2024 |
| Raymond Ko | 1700642535 | Community Health Worker | Columbus, OH | 2024 |
| Raymond Ko, MD | 1982556734 | Military Health Care Provider | Tacoma, WA | 2026 |
| Reisa Ko | 1760361984 | Behavior Technician | San Diego, CA | 2025 |
| Ricardo Ko | 1932464146 | Family Medicine Physician | Grand Rapids, MI | 2012 |
| Richard Ko, PHARMD | 1003692740 | Pharmacist | Hercules, CA | 2023 |
| Richard Ko, M.D. | 1003841693 | Pediatrics Physician | Los Angeles, CA | 2006 |
| Richard Ko | 1215528518 | Pharmacist | Olean, NY | 2021 |
| Richard Ko, DDS | 1578646113 | General Practice Dentistry | Palm Springs, CA | 2006 |
| Richard Ko, M.D. | 1649219650 | Anesthesiology Physician | Rockville, MD | 2006 |
| Richard Ko, D.O. | 1710061742 | Pulmonary Disease Physician | Columbus, OH | 2006 |
| Riva Ko, MD | 1154367175 | Anesthesiology Physician | New York, NY | 2006 |
| Robert Ko, PHARM.D. | 1871809426 | Pharmacist | Covina, CA | 2010 |
| Rochelle Ko | 1275375081 | Family Nurse Practitioner | Los Angeles, CA | 2024 |
| Ronald Ko, D.M.D. | 1942652037 | Dentist | Puyallup, WA | 2016 |
| Roxanne Ko, MD | 1821678061 | Family Medicine Physician | Jackson Heights, NY | 2021 |
| Ruby Ko, NP | 1992732275 | Advanced Practice Midwife | New York, NY | 2006 |
| Ryan Ko, MD | 1184483315 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2024 |
| Ryan Ko, MD | 1609207281 | Internal Medicine Physician | Fresno, CA | 2013 |
| Ryan Ko, RPH | 1679974091 | Pharmacist | San Diego, CA | 2014 |
| Sabrina Ko, PT | 1609074970 | Physical Therapist | Los Angeles, CA | 2007 |
| Sabrina Ko | 1720613169 | Hearing Instrument Specialist | Ventura, CA | 2020 |
| Sae Hee Ko, MD | 1407141757 | Vascular Surgery Physician | Santa Rosa, CA | 2011 |
| Sai Ko Ko | 1891670444 | Chore Provider | Omaha, NE | 2025 |
| Sally Ko | 1780362376 | Pharmacist | Manhasset, NY | 2023 |
| Samuel Ko, D.D.S. | 1215057419 | Dentist | Victorville, CA | 2007 |
| Samuel Ko, LIC, AC. | 1366687212 | Acupuncturist | Artesia, CA | 2008 |
| Samuel Ko | 1386987337 | Preventive Medicine/Occupational Environmental Medicine Physician | Chicago, IL | 2013 |
| Samuel Ko, MD | 1457301855 | Family Medicine Physician | Temecula, CA | 2006 |
| Samuel Ko | 1528777034 | Clinical Social Worker | Natick, MA | 2022 |
| Samuel Ko, M.D. | 1790826279 | Hospitalist Physician | Modesto, CA | 2007 |
| Sandra Ko | 1528317542 | Pharmacist | Issaquah, WA | 2012 |
| Sang Ko, LMP | 1396016119 | Massage Therapist | Tacoma, WA | 2012 |
| Sara Ko | 1316652183 | Pharmacist | Suwanee, GA | 2023 |
| Sarah Ko, LMFT | 1235678244 | Marriage & Family Therapist | Los Angeles, CA | 2017 |
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).