Providers Gregory Rys, F.N.P. to Jisun Ryu, L.AC
300 individual NPIs in the federal registry, part 19,041 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. 119 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Gregory Rys, F.N.P. | 1487607941 | Family Nurse Practitioner | Cooperstown, NY | 2006 |
| Janine Rys | 1508560855 | Mental Health Counselor | Issaquah, WA | 2023 |
| Jill Rys, PA-C | 1922080944 | Physician Assistant | Fayetteville, NC | 2005 |
| Kathryn Rys | 1366677221 | Counselor | East Chicago, IN | 2009 |
| Lauren Rys, DO | 1538727680 | Emergency Medicine Physician | Beale Afb, CA | 2019 |
| Lauren Rys, PHARMD | 1669060885 | Pharmacist | Carol Stream, IL | 2021 |
| Richard Rys, CRNA | 1790042166 | Certified Registered Nurse Anesthetist | Houston, TX | 2012 |
| Asel Rysal, DO | 1316731177 | Student in an Organized Health Care Education/Training Program | Billings, MT | 2025 |
| Ed Rysal, DO | 1346999497 | Internal Medicine Physician | Bemidji, MN | 2022 |
| Erin Rysanek, MS, LAT, ATC | 1184137044 | Student in an Organized Health Care Education/Training Program | Sacramento, CA | 2017 |
| Jennifer Rysanek, DOM | 1205349248 | Acupuncturist | Albuqueruque, NM | 2017 |
| Paulette Rysanek, LPTA | 1780862656 | Physical Therapy Assistant | Land O Lakes, FL | 2008 |
| Brandon Rysavy, D.O. | 1396154381 | Internal Medicine Physician | Boise, ID | 2014 |
| Claire Rysavy, LMSW | 1376258822 | Clinical Social Worker | Philadelphia, PA | 2023 |
| Erin Rysavy, P.A.C. | 1881620029 | Physician Assistant | Sartell, MN | 2006 |
| Jennifer Rysavy, PA-C | 1821129545 | Family Medicine Physician | Aurora, CO | 2007 |
| Jill Rysavy | 1194536276 | Registered Nurse | Sioux Falls, SD | 2025 |
| Krystyne Rysavy | 1194546382 | Case Manager/Care Coordinator | Fargo, ND | 2024 |
| Mary Rysavy, MD | 1831532522 | Obstetrics & Gynecology Physician | Houston, TX | 2013 |
| Matthew Rysavy, MD, PHD | 1417344912 | Neonatal-Perinatal Medicine Physician | Houston, TX | 2015 |
| Meghan Rysavy, OTR/L | 1356821789 | Occupational Therapist | Rochester, MN | 2018 |
| Michael Rysavy | 1861389249 | Registered Nurse | Rochester, MN | 2025 |
| Richard Rysavy, M.D. | 1093758559 | Family Medicine Physician | Saint Cloud, MN | 2006 |
| Timothy Rysavy, PSYD, LP | 1073052163 | Psychologist | St Cloud, MN | 2017 |
| Nurzhamal Rysbekova, MD | 1215507991 | Family Medicine Physician | Berwyn, IL | 2021 |
| Linda Rysberg, SLP | 1447696299 | Speech-Language Pathologist | Traverse City, MI | 2013 |
| Julia Ryscavage, MD | 1467653626 | Internal Medicine Physician | Little Rock, AR | 2007 |
| Lindsay Ryscavage, DPT | 1558895268 | Pediatric Physical Therapist | Washington, DC | 2017 |
| Patrick Ryscavage, M.D. | 1902062755 | Infectious Disease Physician | Baltimore, MD | 2008 |
| Thomas Ryscavage, MD | 1821095548 | Specialist | York, PA | 2005 |
| Samantha Ryschkewitsch, CRNP | 1700471513 | Acute Care Nurse Practitioner | Baltimore, MD | 2021 |
| Carolyn Ryschon, CRNA | 1740391838 | Certified Registered Nurse Anesthetist | Dallas, TX | 2006 |
| Timothy Ryschon, MD | 1730183526 | Emergency Medicine Physician | Pensacola Beach, FL | 2005 |
| Julie Rysdahl, BA.MA | 1386731933 | Rehabilitation Practitioner | Minneapolis, MN | 2006 |
| Scott Rysdahl, MD | 1114038411 | Family Medicine Physician | New Ulm, MN | 2006 |
| Brenna Rysdam | 1912275181 | Rehabilitation Practitioner | Carson City, NV | 2011 |
| Jeffrey Rysdam, PA-C | 1912278383 | Physician Assistant | Topeka, KS | 2012 |
| Richard Rysdam, DO | 1679918031 | Public Health & General Preventive Medicine Physician | Seattle, WA | 2013 |
| Barbara Rysdon, RN MA LMFT 2MHP | 1447245287 | Marriage & Family Therapist | Sioux Falls, SD | 2005 |
| Christine Rysdyk, LCSW | 1649824525 | Clinical Social Worker | Tallahassee, FL | 2019 |
| Matthew Rysdyk, ATC | 1750774154 | Athletic Trainer | Flagstaff, AZ | 2015 |
| Sarah Rysdyk, PSYD | 1558639203 | Clinical Psychologist | Brookfield, WI | 2011 |
| Valerie Ryse, MS, LMFT-ASSOCIATE | 1255062576 | Marriage & Family Therapist | San Antonio, TX | 2022 |
| Lyndsay Rysedorph | 1962764936 | Community Health Worker | South Deerfield, MA | 2012 |
| Susan Rysedorph, R.D., L.D.N. | 1477762003 | Registered Dietitian | Cordova, TN | 2007 |
| Thomas Rysedorph, PA-C | 1114779139 | Physician Assistant | Richmond, VA | 2024 |
| Eric Rysenga, M.D. | 1659319549 | Anatomic Pathology & Clinical Pathology Physician | Ontario, OR | 2006 |
| Julie Rysenga, MD | 1023082138 | Ophthalmology Physician | Ontario, OR | 2006 |
| Amy Ryser, OT | 1366432866 | Occupational Therapist | Ravenna, OH | 2005 |
| Andrew Ryser, DDS | 1720571151 | Prosthodontics | Fort Liberty, NC | 2018 |
| Brooke Ryser | 1295425759 | Behavior Technician | Cary, NC | 2023 |
| Caitlin Ryser, MD | 1699718940 | Obstetrics & Gynecology Physician | Warsaw, IN | 2006 |
| Christian Ryser, DO | 1376048363 | Child & Adolescent Psychiatry Physician | Hiram, GA | 2018 |
| Christina Ryser, PHD | 1194757021 | Clinical Psychologist | Houston, TX | 2006 |
| Cristina Ryser, PA | 1073633772 | Medical Physician Assistant | Seattle, WA | 2007 |
| David Ryser, MD | 1104996222 | Neurology Physician | Salt Lake City, UT | 2006 |
| David Ryser, M.D. | 1528061363 | Ophthalmology Physician | Warsaw, IN | 2005 |
| Jay Ryser, LPC | 1801330139 | Professional Counselor | Lakewood, CO | 2016 |
| Jennifer Ryser | 1295518272 | Technician/Technologist | Pahrump, NV | 2023 |
| Kelsie Ryser | 1477109619 | Behavior Technician | Highland, CA | 2019 |
| Kreslee Ryser | 1073384418 | Occupational Therapist | Carthage, MO | 2024 |
| Madison Ryser | 1356816573 | Family Nurse Practitioner | Colorado Springs, CO | 2018 |
| Mark Ryser, D.M.D., M.D. | 1942321518 | Oral and Maxillofacial Surgery (Dentist) | Taylorsville, UT | 2007 |
| Melinda Ryser, LCSW | 1497982573 | Clinical Social Worker | Helena, MT | 2009 |
| Molly Ryser, PT | 1134212228 | Physical Therapist | New Lenox, IL | 2006 |
| Morgan Ryser, LMP | 1063804243 | Massage Therapist | Bremerton, WA | 2015 |
| Nadine Ryser, LPC .0015152 | 1568815512 | Mental Health Counselor | Denver, CO | 2016 |
| Nicholas Ryser, PA-C | 1376193151 | Medical Physician Assistant | Vancouver, WA | 2019 |
| Rachelle Ryser | 1841312246 | Clinical Social Worker | Hinsdale, IL | 2007 |
| Rainie Ryser | 1205563137 | Speech-Language Pathologist | Pinehurst, NC | 2022 |
| Ralph Ryser, D.M.D. | 1508872045 | Oral and Maxillofacial Surgery (Dentist) | Salt Lake City, UT | 2006 |
| Randall Ryser, M.D. | 1528071156 | Gastroenterology Physician | Salt Lake City, UT | 2006 |
| Rebecca Ryser, PH.D. | 1306033022 | Social Worker | Sandy, UT | 2007 |
| Ruth Ryser, OTR/L | 1912309311 | Contractor | Olympia, WA | 2014 |
| Ted Ryser, M.D. | 1326434069 | Dermatology Physician | Nampa, ID | 2015 |
| Kathleen Ryser-Donnelly, LCSW | 1962560136 | Clinical Social Worker | Wauwatosa, WI | 2006 |
| Jonathan Ryser-Oatman, PH.D. | 1417438391 | Psychologist | Lexington, KY | 2018 |
| Audra Rysevas | 1770437824 | Peer Specialist | Salt Lake City, UT | 2026 |
| Brent Rysewyk, IDC | 1730348145 | Physician Assistant | Camp Lejeune, NC | 2008 |
| Jeanine Rysewyk, MAC LPC | 1457999104 | Professional Counselor | Appleton, WI | 2019 |
| Mary Rysewyk, ARNP | 1235218900 | Neonatal Nurse Practitioner | Orlando, FL | 2006 |
| Tara Rysewyk, R.N. | 1881051100 | Registered Nurse | Green Bay, WI | 2016 |
| Carolyn Rysgaard, MD | 1497048276 | Anatomic Pathology & Clinical Pathology Physician | St Cloud, MN | 2011 |
| Alla Ryshalova, MS | 1679091615 | Mental Health Counselor | Brooklyn, NY | 2017 |
| Joanne Ryshpan-Harris, HEALTH ADVOCATE | 1427771518 | Health Educator | Las Vegas, NV | 2022 |
| Mikaela Ryshytylo | 1235600446 | Behavior Technician | Temple, TX | 2018 |
| Minou Rysiew, L.C.S.W. | 1154472413 | Clinical Social Worker | Watkinsville, GA | 2007 |
| Miranda Rysiewicz, PT, DPT | 1407577661 | Physical Therapist | Saint Clair Shores, MI | 2022 |
| Marina Rysin, OTRL | 1902011349 | Occupational Therapist | Arlington Heights, IL | 2007 |
| Ekaterina Rysina | 1265179691 | Registered Nurse | Richmond Hill, NY | 2022 |
| Mariia Rysiuk | 1821956087 | Personal Care Attendant | Las Vegas, NV | 2026 |
| Cody Ryska | 1285142539 | Counselor | San Luis Obispo, CA | 2018 |
| Amy Ryskalczyk, LPN | 1811442262 | Licensed Practical Nurse | Lancaster, NY | 2016 |
| Matthew Ryskalczyk, DMD, MD | 1023451655 | Oral & Maxillofacial Surgery (D.M.D.) | Shoreline, WA | 2013 |
| David Ryskamp, MD | 1306692256 | Student in an Organized Health Care Education/Training Program | Columbus, OH | 2024 |
| John Ryskamp | 1518503416 | Pharmacist | Commerce Twp, MI | 2019 |
| Kirk Ryskamp, D.D.S. | 1124048970 | Endodontics | Rancho Mirage, CA | 2006 |
| Ryan Ryskamp, PT, DPT | 1518858992 | Physical Therapist | El Cajon, CA | 2025 |
| Susan Ryskamp, R.D. | 1336474436 | Registered Dietitian | Ann Arbor, MI | 2009 |
| Lauren Ryskey, LLPC | 1720774417 | Counselor | Watersmeet, MI | 2023 |
| Emilyn Ryski | 1114550365 | Behavior Technician | Bloomington, MN | 2020 |
| Paul Ryskiewich, MD | 1710972153 | Anesthesiology Physician | Charlotte, NC | 2005 |
| Christopher Ryskiewicz | 1518670579 | Counselor | Concord, CA | 2023 |
| Alexey Ryskin, M.D. | 1366457236 | Pain Medicine (Anesthesiology) Physician | Richland, WA | 2006 |
| Michael Ryskin, M.D. | 1326007774 | Obstetrics & Gynecology Physician | Bloomington, IN | 2006 |
| Kira Ryskina, MD | 1790002731 | Internal Medicine Physician | Philadelphia, PA | 2010 |
| Leigh Rysko, M.T. | 1811174386 | Massage Therapist | Shawnee, KS | 2008 |
| Joy Ryskoski, NP | 1679045801 | Nurse Practitioner | Marshfield, WI | 2018 |
| Amanda Ryskowski, NMD | 1083384101 | Naturopath | Surprise, AZ | 2021 |
| Brittany Rysman | 1538492764 | School Psychologist | San Francisco, CA | 2009 |
| Natalia Rysmanowska, PMHNP-BC | 1386266237 | Psychiatric/Mental Health Nurse Practitioner | Chicago, IL | 2020 |
| Eric Rysner, DDS | 1245222868 | Dentist | Highlands Ranch, CO | 2005 |
| Natyshai Ryss | 1346964871 | Clinical Social Worker | Las Vegas, NV | 2022 |
| Anne Ryssdal, M.S., LPC | 1306161088 | Professional Counselor | Brookings, OR | 2010 |
| Anne Rysse, OTRL | 1033608138 | Occupational Therapist | Bay City, MI | 2018 |
| Chanel Ryssel, MSW | 1023584273 | Clinical Social Worker | Seattle, WA | 2018 |
| Lovanna Ryssemus, CSW | 1225737059 | Social Worker | Lexington, KY | 2023 |
| Daniel Ryssman, MD | 1457452005 | Orthopaedic Surgery Physician | Rochester, MN | 2006 |
| Molly Ryssman, COTA | 1922328327 | Occupational Therapy Assistant | Mount Sterling, IL | 2010 |
| Louise Ryssmann, PNP | 1073598991 | Pediatric Nurse Practitioner | Great Lakes, IL | 2005 |
| Jennifer Rysso | 1033195813 | Internal Medicine Physician | Spring Park, MN | 2005 |
| Laura Rysso, FNP-BC | 1093156010 | Family Nurse Practitioner | Detroit, MI | 2013 |
| Rachel Rysso | 1942151238 | Behavior Technician | Farmington Hills, MI | 2026 |
| Erika Ryst, M.D. | 1548370778 | Psychiatry Physician | Reno, NV | 2006 |
| Sonja Ryst, M.A., CF-SLP | 1003304924 | Speech-Language Pathologist | Brooklyn, NY | 2018 |
| Betty Rysted | 1164232476 | Personal Care Attendant | Beckley, WV | 2025 |
| Connor Rystedt | 1033818141 | Case Manager/Care Coordinator | Coon Rapids, MN | 2023 |
| James Rystedt, RPH | 1932318136 | Pharmacist | Grafton, ND | 2007 |
| Mark Rysticken, RPH | 1164618013 | Pharmacist | Brillion, WI | 2007 |
| Angela Rystrom | 1376746719 | Physical Therapist | Corpus Christi, TX | 2007 |
| Connie Rystrom, OTR/L, CHT | 1891705273 | Hand Occupational Therapist | Cedar Rapids, IA | 2006 |
| Heather Rystrom, CSW-PIP | 1740845650 | Clinical Social Worker | Ellsworth Afb, SD | 2019 |
| Jan Rystrom, R.D., C.D.E. | 1679714281 | Registered Dietitian | Seattle, WA | 2009 |
| Katherine Rystrom, FNP | 1629451695 | Family Nurse Practitioner | Stromsburg, NE | 2015 |
| Margaret Rystrom, RN, CNL | 1780962209 | Community Health Registered Nurse | Enterprise, OR | 2011 |
| Glen Ryswyk, MDIV LPC LMFT | 1598778920 | Mental Health Counselor | Lawton, OK | 2006 |
| Nicholas Rysyk | 1750767463 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2015 |
| Aneta Rysz | 1982329108 | Mental Health Counselor | Oxford, OH | 2022 |
| Barbara Rysz, MD | 1720045404 | Obstetrics & Gynecology Physician | Mayaguez, PR | 2006 |
| Lili Rysz, MD | 1619059391 | Addiction Psychiatry Physician | New York, NY | 2006 |
| Mary Rysz | 1295390003 | Speech-Language Pathologist | La Grange Park, IL | 2019 |
| Scott Rysz, DDS | 1730666975 | Dentist | Berwyn, IL | 2018 |
| Thomas Rysz, DDS | 1639252935 | General Practice Dentistry | Berwyn, IL | 2006 |
| April Rysz Langley | 1417732991 | Behavior Technician | Crestview, FL | 2023 |
| Dana Ryszetnyk, IBCLC | 1881408342 | Lactation Consultant (Non-RN) | Elmhurst, IL | 2025 |
| Sylvia Ryszewska, PHD | 1497462311 | Clinical Psychologist | North New Hyde Park, NY | 2022 |
| Daniel Ryszka | 1114895406 | Pharmacist | Buffalo, NY | 2025 |
| Donald Ryszka, OD | 1144327727 | Optometrist | Oconto Falls, WI | 2006 |
| Karolina Ryszka | 1346166808 | Student in an Organized Health Care Education/Training Program | Atlanta, GA | 2026 |
| Lisa Ryszka, RPH | 1053595801 | Pharmacist | West Seneca, NY | 2007 |
| Sarah Ryszka, AGPCNP-BC | 1194698571 | Adult Health Nurse Practitioner | New York, NY | 2025 |
| Shannon Ryszka, LCSW | 1154713345 | Clinical Social Worker | Mesa, AZ | 2015 |
| Jordan Ryszkiewicz | 1134609472 | Physical Therapist | Kenmore, NY | 2018 |
| Rebecca Ryszkiewicz, MD | 1992966832 | Emergency Medicine Physician | Jacksonville, FL | 2008 |
| Jan Ryszkowski, M.D. | 1134304512 | Nuclear Medicine Physician | Little Rock, AR | 2008 |
| Madeline Rysztak | 1609592021 | Professional Counselor | Plymouth, MI | 2022 |
| Ronald Rysztogi, DN | 1487191151 | Naprapath | Chicago, IL | 2017 |
| Jill Rytand | 1053343541 | Physical Therapist | Los Altos, CA | 2006 |
| Jennifer Rytel, APRN, CNP | 1841942828 | Nurse Practitioner | Medina, OH | 2022 |
| Leanne Rytel, PA-C | 1780967075 | Physician Assistant | Hershey, PA | 2011 |
| Lesley Rytel | 1922545144 | Speech-Language Pathologist | Renton, WA | 2017 |
| Michael Rytel, MD | 1538151030 | Specialist | Brackenridge, PA | 2005 |
| Jack Rytel-Kuc, PT | 1871501221 | Physical Therapist | Detroit, MI | 2006 |
| Stephanie Rytel-Smith, D.C | 1033258611 | Chiropractor | McDonough, GA | 2007 |
| Cecelia Rytell | 1821776915 | Technician | Chicago, IL | 2023 |
| Edward Ryter, MD | 1497744213 | Internal Medicine Physician | South Hadley, MA | 2005 |
| Sherry Ryter-Brown, MD | 1346228343 | Family Medicine Physician | Kernersville, NC | 2006 |
| Sarah Ryterband, MD | 1619689734 | General Practice Physician | Bloomington, IN | 2022 |
| Claire Ryterski, MT-BC | 1841973765 | Music Therapist | Sterling Heights, MI | 2023 |
| Anne Ryther | 1295602241 | Nurse Practitioner | Boston, MA | 2025 |
| Haley Ryther, MSW, LSW | 1942959887 | Social Worker | Toledo, OH | 2022 |
| James Ryther | 1134335102 | Optician | Texarkana, TX | 2007 |
| Jason Ryther, CTRS | 1083320535 | Recreation Therapist | Portland, OR | 2023 |
| Jeffrey Ryther, D.D.S. | 1083899496 | Prosthodontics | Green Bay, WI | 2008 |
| Jessica Ryther, FNP-C | 1114787298 | Family Nurse Practitioner | Chestnut Hill, MA | 2024 |
| Katie Ryther, MS, CCC-SLP | 1154643294 | Speech-Language Pathologist | Oakdale, MN | 2010 |
| Katriana Ryther | 1528829983 | Behavior Technician | Woodbury, MN | 2024 |
| Kristin Ryther, PTA | 1982973533 | Physical Therapy Assistant | Boise, ID | 2011 |
| Kylea Ryther | 1356762231 | Nurse Practitioner | West Des Moines, IA | 2013 |
| Lauren Ryther, PT, DPT, ATC | 1710265137 | Physical Therapist | Athens, GA | 2011 |
| Myron Ryther, O.D. | 1629148358 | Optometrist | Mt Pleasant, IA | 2006 |
| Robin Ryther, MD | 1356478705 | Epilepsy Physician | Saint Louis, MO | 2007 |
| Aj Ryti | 1194689950 | Behavior Technician | Coon Rapids, MN | 2025 |
| Destinee Rytlewski | 1982471413 | Behavior Technician | Holt, MI | 2023 |
| Jacob Rytlewski | 1255841466 | Athletic Trainer | West Lafayette, IN | 2017 |
| Jason Rytlewski, MD | 1104036029 | Clinical Cardiac Electrophysiology Physician | Florissant, MO | 2007 |
| Jeffrey Rytlewski, MD | 1760989065 | Medical Oncology Physician | Madison, WI | 2018 |
| Kacie Rytlewski, MD | 1487212452 | Pediatrics Physician | Aurora, CO | 2019 |
| Scott Rytter, DPT | 1902459225 | Physical Therapist | Winston Salem, NC | 2019 |
| Alex Rytting, M.D. | 1295266567 | Occupational Medicine Physician | Orem, UT | 2017 |
| Alisha Rytting, ATC | 1780169805 | Athletic Trainer | Grand Junction, CO | 2018 |
| Catherine Rytting, PA-C | 1184737322 | Physician Assistant | Houston, TX | 2006 |
| Heather Rytting, M.D. | 1477534535 | Anatomic Pathology & Clinical Pathology Physician | Austin, TX | 2005 |
| Michael Rytting, M.D. | 1548366628 | Pediatric Hematology & Oncology Physician | El Paso, TX | 2006 |
| Renel Rytting, APRN | 1255992723 | Family Nurse Practitioner | West Jordan, UT | 2019 |
| Emily Ryttse, APRN | 1750154613 | Family Nurse Practitioner | Charleston, SC | 2023 |
| Dorota Rytwinski, M.D. | 1003960428 | Psychiatry Physician | Fremont, OH | 2007 |
| Nina Rytwinski, PH.D. | 1457786949 | Clinical Psychologist | Parma, OH | 2013 |
| Jennifer Rytych, MD | 1457988701 | Anatomic Pathology & Clinical Pathology Physician | Chicago, IL | 2020 |
| Parker Rytz | 1225986920 | Student in an Organized Health Care Education/Training Program | Augusta, GA | 2026 |
| Alexander Ryu, MD | 1053765891 | Hospitalist Physician | Rochester, MN | 2016 |
| Andrew Ryu, DMD | 1003477399 | Student in an Organized Health Care Education/Training Program | Doral, FL | 2019 |
| Andrew Ryu | 1285337683 | Emergency Medicine Physician | Brooklyn, NY | 2023 |
| Augustine Ryu, RPH | 1649378092 | Pharmacist | Washington, DC | 2006 |
| Brendan Ryu, MD | 1558121277 | Student in an Organized Health Care Education/Training Program | New Hyde Park, NY | 2024 |
| Brian Ryu, DMD | 1265926075 | Oral and Maxillofacial Surgery (Dentist) | Katy, TX | 2018 |
| Byoung Ug Ryu | 1427734664 | Internal Medicine Physician | Galveston, TX | 2023 |
| Byuong Ryu, MD | 1720153497 | Specialist | Syracuse, NY | 2006 |
| Catherine Ryu, PHARM.D. | 1205507191 | Pharmacist | Seattle, WA | 2021 |
| Cathy Ryu, PT, DPT | 1013129949 | Physical Therapist | Fullerton, CA | 2007 |
| Chaeri Ryu | 1518885516 | Student in an Organized Health Care Education/Training Program | Flushing, NY | 2026 |
| Chai Lin Ryu | 1811501943 | Pharmacist | Houston, TX | 2020 |
| Chang Ryu, DDS | 1376831206 | Pediatric Dentistry | Austin, TX | 2011 |
| Changwan Ryu, MD | 1194992735 | Internal Medicine Physician | New Haven, CT | 2008 |
| Charles Ryu, D.C. | 1346626645 | Chiropractor | Palisades Park, NJ | 2015 |
| Chi Ryu, M.D. | 1407284888 | Diagnostic Radiology Physician | Franklin, TN | 2013 |
| Christina Ryu, M.D. | 1518491158 | Endocrinology, Diabetes & Metabolism Physician | San Francisco, CA | 2017 |
| Christina Ryu | 1821231259 | Student in an Organized Health Care Education/Training Program | Ypsilanti, MI | 2009 |
| Christine Ryu, MD | 1821615808 | Ophthalmic Plastic and Reconstructive Surgery Physician | Saint Louis, MO | 2020 |
| Chu Ryu, DDS | 1609973114 | Dentist | Norwood, NJ | 2006 |
| Chun Ryu, M.D. | 1972775252 | Psychiatry Physician | Santa Ana, CA | 2008 |
| Clara Ryu, MD | 1457278061 | Student in an Organized Health Care Education/Training Program | Atlanta, GA | 2026 |
| Daniel Ryu | 1649777491 | Psychologist | Palo Alto, CA | 2018 |
| Daniel Ryu, MD | 1972593309 | Preventive Medicine/Occupational Environmental Medicine Physician | Cleveland, OH | 2005 |
| David Ryu, MD | 1265538946 | Otolaryngology Physician | Springfield, OH | 2006 |
| David Ryu | 1871396283 | Student in an Organized Health Care Education/Training Program | Dunn, NC | 2025 |
| David Ryu, D.O. | 1871780692 | Anesthesiology Physician | Teaneck, NJ | 2007 |
| Dayoung Ryu, M.D., M.P.H. | 1275162778 | Hospitalist Physician | New Haven, CT | 2020 |
| Elizabeth Ryu, LCSW | 1952426512 | Clinical Social Worker | Los Angeles, CA | 2007 |
| Ellen Ryu, MD | 1710564091 | Student in an Organized Health Care Education/Training Program | Baltimore, MD | 2021 |
| Emily Ryu | 1144906876 | Speech-Language Pathologist | New York, NY | 2023 |
| Eric Ryu | 1538950316 | Social Worker | Centennial, CO | 2025 |
| Esther Ryu | 1558871335 | Behavior Technician | Albuquerque, NM | 2017 |
| Eun Ju Ryu | 1205795820 | Pharmacist | Oakland, NJ | 2026 |
| Eunkyong Ryu | 1245991629 | Registered Nurse | Montgomery, OH | 2022 |
| Francis Ryu | 1942790183 | Behavior Technician | San Diego, CA | 2018 |
| Frank Ryu | 1245512607 | Hearing Instrument Specialist | Irvine, CA | 2011 |
| Grace Ryu, MD | 1215907480 | Allergy & Immunology Physician | Columbus, OH | 2006 |
| Grace Ryu, FNP | 1700766938 | Family Nurse Practitioner | Buena Park, CA | 2025 |
| Grace Ryu | 1881532851 | Surgery Physician | Hershey, PA | 2026 |
| Hae Rim Ryu, DMD | 1982018909 | General Practice Dentistry | San Diego, CA | 2014 |
| Haely Ryu | 1588281646 | Pharmacist | Johns Creek, GA | 2020 |
| Han Ryu, MD | 1417188053 | Student in an Organized Health Care Education/Training Program | Rochester, MN | 2009 |
| Hanjun Ryu | 1285423301 | Student in an Organized Health Care Education/Training Program | San Antonio, TX | 2025 |
| Hankyung Ryu, LCAT | 1912424151 | Art Therapist | Bronx, NY | 2017 |
| Hansung Ryu | 1275922403 | Occupational Therapist | Tujunga, CA | 2015 |
| Hayoung Ryu, PHARMD | 1184193336 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Portland, OR | 2018 |
| Heeju Ryu | 1386105047 | Marriage & Family Therapist | San Jose, CA | 2019 |
| Heesook Ryu | 1790185593 | Occupational Therapist | Apex, NC | 2014 |
| Helen Ryu, M.D. | 1881906253 | Geriatric Psychiatry Physician | Martinsburg, WV | 2010 |
| Hijun Ryu, MD | 1093652422 | Student in an Organized Health Care Education/Training Program | Stanford, CA | 2026 |
| Ho Geol Ryu | 1518003987 | Critical Care Medicine (Anesthesiology) Physician | Baltimore, MD | 2007 |
| Ho Sun Ryu, PHARM D | 1154993582 | Pharmacist | Louisville, KY | 2021 |
| Ho Yun Ryu, DDS | 1689406936 | Endodontics | Dallas, TX | 2024 |
| Hogyeong Ryu | 1285513861 | Behavior Technician | Modesto, CA | 2025 |
| Hojoong Ryu, DDS | 1710327614 | General Practice Dentistry | Grand Prairie, TX | 2013 |
| Huki Ryu, OMD,LAC | 1326288382 | Acupuncturist | Los Angeles, CA | 2009 |
| Hye Rim Ryu | 1750227567 | Student in an Organized Health Care Education/Training Program | Rochester, NY | 2026 |
| Hyejin Ryu | 1790454288 | Registered Nurse | Camp Hill, PA | 2021 |
| Hyo Jin Ryu, DO | 1306533278 | Radiation Oncology Physician | Ann Arbor, MI | 2023 |
| Hyo Jung Ryu | 1831778521 | General Practice Registered Nurse | San Diego, CA | 2021 |
| Hyo Sook Ryu, D.M.D., M.S.D. | 1700198348 | General Practice Dentistry | Boston, MA | 2010 |
| Hyung Ryu, MD | 1508929506 | Gynecologic Oncology Physician | Baltimore, MD | 2006 |
| Hyunjae Ryu, DDS | 1356031181 | Dentist | New Britain, CT | 2023 |
| Jacob Ryu, DO | 1982545299 | Surgery Physician | Columbia, SC | 2026 |
| Jae Ryu, PHARMD | 1083013486 | Oncology Pharmacist | Philadelphia, PA | 2014 |
| Jae Ryu | 1942379052 | Obstetrics & Gynecology Physician | Flushing, NY | 2006 |
| Jaekun Ryu | 1972439727 | Dentist | Riverside, CA | 2026 |
| Jaewon Ryu, MD | 1841491727 | Emergency Medicine Physician | Danville, PA | 2007 |
| Jamy Ryu | 1285401406 | Speech-Language Pathologist | Sunnyvale, CA | 2023 |
| Jane Ryu, M.D. | 1255743191 | Neonatal-Perinatal Medicine Physician | Los Angeles, CA | 2014 |
| Jane Ryu, PA | 1376400614 | Physician Assistant | Glen Allen, VA | 2026 |
| Jane Ryu, DO | 1558163295 | Student in an Organized Health Care Education/Training Program | Fresno, CA | 2025 |
| Janice Ryu, M.D. | 1710968474 | Radiation Oncology Physician | Sacramento, CA | 2005 |
| Jasmine Ryu, DO | 1952694853 | Anesthesiology Physician | Columbus, OH | 2011 |
| Jason Ryu | 1629847199 | Physician Assistant | Saint Paul, MN | 2023 |
| Jason Ryu, PT, DPT | 1912424862 | Physical Therapist | Menlo Park, CA | 2017 |
| Jay Ryu, M.D. | 1164401550 | Pulmonary Disease Physician | Rochester, MN | 2006 |
| Jay Ryu, L.AC | 1386880169 | Acupuncturist | Los Angeles, CA | 2008 |
| Jay Ryu, L AC | 1679755185 | Acupuncturist | Burbank, CA | 2007 |
| Jayoung Ryu | 1982527487 | Registered Nurse | Auburn, GA | 2026 |
| Je Dong Ryu, DMD, MD | 1093243651 | Oral and Maxillofacial Surgery (Dentist) | Rancho Cucamonga, CA | 2017 |
| Jee Yeon Ryu | 1609531235 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2021 |
| Jeffrey Ryu, M.D. | 1427039932 | Nephrology Physician | Las Vegas, NV | 2005 |
| Jeffrey Ryu, DMD | 1528168044 | General Practice Dentistry | Memphis, TN | 2006 |
| Jehyun Ryu, D.D.S. | 1215086400 | General Practice Dentistry | Avondale, AZ | 2007 |
| Jenica Ryu, M.D. | 1184815284 | Family Medicine Physician | Alhambra, CA | 2007 |
| Jennifer Ryu, PHARMD | 1184432080 | Pharmacist | Tacoma, WA | 2024 |
| Jennifer Ryu | 1396202842 | Acupuncturist | Burbank, CA | 2019 |
| Jennifer Ryu, CRNP | 1629570049 | Pediatric Nurse Practitioner | Columbia, MD | 2018 |
| Jennifer Ryu, PHARMD | 1689956492 | Pharmacist | Pasadena, CA | 2011 |
| Jeong Ryu, MD | 1730163189 | Neurology Physician | Chicago, IL | 2005 |
| Jessica Ryu, PHARMD | 1255850384 | Pharmacist | Colonie, NY | 2017 |
| Jessica Ryu | 1932465549 | Orthopaedic Surgery Physician | Seattle, WA | 2012 |
| Ji Min Ryu, RN | 1578272290 | Adult Psychiatric/Mental Health Registered Nurse | San Diego, CA | 2022 |
| Ji-Ah Ryu, AUD | 1427726116 | Audiologist | Torrance, CA | 2021 |
| Jihan Ryu | 1285167817 | Psychiatry Physician | New York, NY | 2017 |
| Jihoon Ryu, D.C. | 1679977151 | Chiropractor | Seattle, WA | 2014 |
| Jin Hyang Ryu, ACUPUNCTURIST | 1548601651 | Acupuncturist | Placentia, CA | 2013 |
| Jisun Ryu, L.AC | 1114477387 | Acupuncturist | Bethesda, MD | 2016 |
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).