Providers Charis Ryan to Deborah Ryan, NP
300 individual NPIs in the federal registry, part 19,022 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. 107 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Charis Ryan | 1679413280 | Mental Health Counselor | Malden, MA | 2026 |
| Charlene Ryan | 1487142907 | Behavior Technician | San Jose, CA | 2018 |
| Charlene Ryan | 1538182795 | Certified Registered Nurse Anesthetist | Grand Blanc, MI | 2006 |
| Charles Ryan, MD | 1083672000 | Medical Oncology Physician | Minneapolis, MN | 2006 |
| Charles Ryan, LMHC | 1144642737 | Mental Health Counselor | Pensacola, FL | 2014 |
| Charles Ryan, MD | 1205936077 | Pediatrics Physician | Anchorage, AK | 2006 |
| Charles Ryan, M.D. | 1346243086 | Obstetrics & Gynecology Physician | Lima, OH | 2005 |
| Charles Ryan | 1427324953 | Clinical Social Worker | Wheat Ridge, CO | 2012 |
| Charles Ryan, MD, PHD | 1477354363 | Student in an Organized Health Care Education/Training Program | Stanford, CA | 2025 |
| Charles Ryan, M.D. | 1548263627 | Obstetrics & Gynecology Physician | Olive Branch, MS | 2005 |
| Charles Ryan, PAC | 1568479764 | Physician Assistant | Tucson, AZ | 2006 |
| Charles Ryan, MD | 1639910946 | Student in an Organized Health Care Education/Training Program | Ann Arbor, MI | 2024 |
| Charles Ryan, M.D. | 1891036778 | Vascular Surgery Physician | Skaneateles, NY | 2013 |
| Charlotte Ryan, LICENSED PSYCHOLOGIS | 1376609495 | Psychologist | Minneapolis, MN | 2007 |
| Charlotte Ryan, MD | 1669583142 | Anatomic Pathology & Clinical Pathology Physician | Rochester, NY | 2006 |
| Charlton Ryan | 1851979702 | Behavior Technician | Fresno, CA | 2021 |
| Chavariana Ryan | 1285149153 | Counselor | San Leandro, CA | 2017 |
| Cheena Ryan | 1336950948 | Behavior Technician | Riverside, CA | 2025 |
| Chel'Sea Ryan, LCSW | 1093194532 | Clinical Social Worker | Phoenix, AZ | 2015 |
| Chelsea Ryan | 1033747373 | Hospitalist Physician | Knoxville, TN | 2020 |
| Chelsea Ryan, D.O. | 1558717975 | Family Medicine Physician | Signal Mountain, TN | 2016 |
| Chelsie Ryan, RECOVERY ASSISTANT | 1295013548 | Case Manager/Care Coordinator | Russellville, AR | 2011 |
| Chenin Ryan, MD, MS | 1295588465 | Dermatology Physician | Lebanon, NH | 2024 |
| Cherie Ryan, M.A. | 1942495395 | Speech-Language Pathologist | Fort Apache, AZ | 2007 |
| Cherise Ryan | 1356029276 | Prosthetics Case Management | Portsmouth, VA | 2023 |
| Cheryl Ryan, RPH | 1902485006 | Pharmacist | Charlotte, NC | 2021 |
| Cheyenne Ryan | 1609640184 | Social Worker | Apple Valley, CA | 2023 |
| Chloe Ryan | 1104756824 | Behavior Technician | Valparaiso, IN | 2026 |
| Chloe Ryan | 1548081326 | Occupational Therapist | Palos Park, IL | 2024 |
| Chris Ryan, ATC | 1932138286 | Athletic Trainer | Madison, NJ | 2006 |
| Chrissy Ryan, RN | 1093053993 | Psychiatric/Mental Health Registered Nurse | Worcester, MA | 2013 |
| Christa Ryan, CADC | 1093407843 | Addiction (Substance Use Disorder) Counselor | New Bedford, MA | 2023 |
| Christi Ryan, LCSW | 1043242951 | Clinical Social Worker | Spencer, IN | 2006 |
| Christiana Ryan, MA, LPC | 1932811593 | Professional Counselor | Chicago, IL | 2022 |
| Christie Ryan, LMHC | 1316447451 | Mental Health Counselor | Vancouver, WA | 2018 |
| Christina Ryan, DO | 1083271456 | Hematology & Oncology Physician | Bethesda, MD | 2019 |
| Christina Ryan, MD | 1164451589 | Internal Medicine Physician | Seattle, WA | 2006 |
| Christina Ryan, M.D. | 1407082902 | Pediatrics Physician | Edison, NJ | 2009 |
| Christina Ryan, M.S.LMHC, LMFT, LCSW | 1538375027 | Mental Health Counselor | Redmond, WA | 2007 |
| Christina Ryan, M.ED., CCC-SLP | 1548496920 | Speech-Language Pathologist | Dacula, GA | 2009 |
| Christina Ryan | 1679077747 | Social Worker | Lincoln, NE | 2018 |
| Christina Ryan | 1689053027 | Behavior Analyst | Bellmore, NY | 2015 |
| Christina Ryan, LCSW | 1891034609 | Clinical Social Worker | North Las Vegas, NV | 2013 |
| Christine Ryan | 1073890679 | Hearing Instrument Specialist | Ruskin, FL | 2011 |
| Christine Ryan, LICSW | 1134290661 | Clinical Social Worker | Boston, MA | 2006 |
| Christine Ryan, CCC-SLP | 1144763921 | Speech-Language Pathologist | Pearl River, NY | 2016 |
| Christine Ryan, MD, PHD | 1255277133 | Student in an Organized Health Care Education/Training Program | New Haven, CT | 2026 |
| Christine Ryan, PHD | 1386637056 | Psychologist | Sarasota, FL | 2005 |
| Christine Ryan, PTA | 1497251656 | Physical Therapy Assistant | Lakewood Ranch, FL | 2018 |
| Christine Ryan, L.M.T. | 1518081801 | Massage Therapist | Alachua, FL | 2007 |
| Christine Ryan, FNP-C | 1548655426 | Family Nurse Practitioner | Burnsville, MN | 2015 |
| Christine Ryan, MD | 1659408607 | Family Medicine Physician | Denver, CO | 2007 |
| Christine Ryan, LPN | 1699183749 | Licensed Practical Nurse | Cuyahoga Falls, OH | 2014 |
| Christine Ryan, OTR/L | 1720389364 | Occupational Therapist | Buffalo, NY | 2010 |
| Christine Ryan, MD | 1770013542 | Internal Medicine Physician | Boston, MA | 2017 |
| Christine Ryan, LPN | 1770664666 | Licensed Practical Nurse | Dayton, OH | 2006 |
| Christine Ryan, RDN | 1881226595 | Registered Dietitian | Seattle, WA | 2020 |
| Christine Ryan, LMHC | 1891129755 | Mental Health Counselor | Amesbury, MA | 2013 |
| Christine Ryan, OTR | 1942384599 | Occupational Therapist | Commack, NY | 2006 |
| Christine Ryan, D.O. | 1962653725 | Family Medicine Physician | Grand Haven, MI | 2008 |
| Christine Ryan, LCSW | 1962952382 | Clinical Social Worker | Torrance, CA | 2016 |
| Christopher Ryan, MD | 1033127584 | Medical Oncology Physician | Portland, OR | 2006 |
| Christopher Ryan, MD | 1205824141 | Family Medicine Physician | Johnson City, NY | 2005 |
| Christopher Ryan, LICSW, CEAP | 1215253406 | Clinical Social Worker | Manchester, NH | 2010 |
| Christopher Ryan, PHARMD | 1225371446 | Pharmacist | Aurora, CO | 2013 |
| Christopher Ryan, MD | 1225569403 | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | Seattle, WA | 2017 |
| Christopher Ryan, MPT ATC CSCS | 1255473609 | Physical Therapist | Belmont, CA | 2007 |
| Christopher Ryan | 1295112696 | Pharmacist | Wilbraham, MA | 2015 |
| Christopher Ryan | 1295217206 | Athletic Trainer | Athens, GA | 2018 |
| Christopher Ryan, D.O. | 1386090496 | Family Medicine Physician | North Logan, UT | 2016 |
| Christopher Ryan, PT, DPT, CSCS | 1386114213 | Physical Medicine & Rehabilitation Physician | Southfield, MI | 2018 |
| Christopher Ryan, MD | 1447225883 | Specialist | Pittsburgh, PA | 2006 |
| Christopher Ryan, M.D. | 1467508135 | Family Medicine Physician | Alexandria, VA | 2007 |
| Christopher Ryan, M.D. | 1467552158 | Anesthesiology Physician | Springfield, IL | 2006 |
| Christopher Ryan, M.A. | 1518286822 | Clinical Social Worker | Boston, MA | 2010 |
| Christopher Ryan, PA-C | 1639112758 | Surgical Physician Assistant | Portland, ME | 2006 |
| Christopher Ryan, DC | 1659303790 | Chiropractor | Waterloo, NY | 2006 |
| Christopher Ryan, FNP-C | 1699037572 | Family Nurse Practitioner | San Antonio, TX | 2012 |
| Christopher Ryan, MSW | 1699860544 | Clinical Social Worker | Hopewell Junction, NY | 2006 |
| Christopher Ryan | 1710300322 | Mental Health Counselor | Salem, OR | 2014 |
| Christopher Ryan | 1710740667 | Case Manager/Care Coordinator | Columbus, OH | 2024 |
| Christopher Ryan, PHARMD | 1790436467 | Pharmacist | Troy, MI | 2022 |
| Christopher Ryan, M.D. | 1790881357 | Hospitalist Physician | Colorado Springs, CO | 2006 |
| Christopher Ryan, CAA | 1821877978 | Anesthesiologist Assistant | Saint Louis, MO | 2023 |
| Christopher Ryan, SLP | 1851737993 | Speech-Language Pathologist | Monroe, NY | 2013 |
| Christopher Ryan | 1871228957 | Pharmacist | Rochester, NY | 2022 |
| Christy Ryan, RN | 1174098479 | Registered Nurse | Cincinnati, OH | 2018 |
| Christy Ryan, DPT | 1265728273 | Physical Therapist | Lakeland, FL | 2011 |
| Christy Ryan, RPH | 1275164568 | Pharmacist | Woodburn, OR | 2020 |
| Chrstine Ryan, LPC | 1164532727 | Professional Counselor | Dallas, TX | 2006 |
| Ciara Ryan | 1275474785 | Student in an Organized Health Care Education/Training Program | Tucson, AZ | 2026 |
| Cierra Ryan, PA-C | 1215291679 | Physician Assistant | Phoenix, AZ | 2012 |
| Cj Ryan, MD | 1457190993 | Emergency Medicine Physician | Chicago, IL | 2024 |
| Claire Ryan, PA-C | 1003422502 | Physician Assistant | Austin, TX | 2020 |
| Claire Ryan, M.D. | 1346774163 | Orthopaedic Trauma Physician | Kyle, TX | 2017 |
| Claire Ryan | 1518660729 | Clinical Child & Adolescent Psychologist | Austin, TX | 2023 |
| Claire Ryan, RN | 1558983759 | Certified Registered Nurse Anesthetist | Falls Church, VA | 2020 |
| Claire Ryan | 1821652918 | Physician Assistant | Philadelphia, PA | 2019 |
| Claire Ryan | 1942920707 | Behavior Technician | Apopka, FL | 2022 |
| Clara Ryan, APRN | 1770332801 | Family Nurse Practitioner | Kansas City, KS | 2024 |
| Clare Ryan, CRNP | 1336339688 | Pediatric Nurse Practitioner | Philadelphia, PA | 2007 |
| Clare Ryan | 1629772553 | Student in an Organized Health Care Education/Training Program | Worcester, MA | 2023 |
| Clarice Ryan | 1346906245 | Peer Specialist | Rochester, NY | 2021 |
| Claudia Ryan, LCSW | 1689139073 | Clinical Social Worker | Mechanicsville, VA | 2019 |
| Clodagh Ryan, MD | 1205042975 | Family Medicine Physician | La Grange, IL | 2007 |
| Codi Ryan | 1790440212 | Assistant Behavior Analyst | New Albany, IN | 2021 |
| Cody Ryan, M.D. | 1417390956 | Hospitalist Physician | North Kansas City, MO | 2013 |
| Cody Ryan | 1518707207 | Student in an Organized Health Care Education/Training Program | Nashville, TN | 2024 |
| Cody Ryan | 1811397946 | Athletic Trainer | Bethpage, NY | 2014 |
| Cole Ryan, DPT | 1184215808 | Physical Therapist | Naples, FL | 2021 |
| Colette Ryan, MSED | 1811250616 | Student in an Organized Health Care Education/Training Program | Glens Falls, NY | 2012 |
| Colin Ryan | 1003246935 | Professional Counselor | Toledo, OR | 2013 |
| Colin Ryan, L.P.C | 1093952814 | Counseling Psychologist | Cary, IL | 2009 |
| Colin Ryan | 1245173459 | Student in an Organized Health Care Education/Training Program | Indianapolis, IN | 2026 |
| Colin Ryan, M.D. | 1417481771 | Urology Physician | Worthington, OH | 2017 |
| Colin Ryan, MD | 1558623421 | Emergency Medicine Physician | White Plains, NY | 2012 |
| Colin Ryan, APRN, CRNA | 1851660948 | Certified Registered Nurse Anesthetist | Crosby, MN | 2011 |
| Colleen Ryan, DPT | 1083677652 | Physical Therapist | Wenatchee, WA | 2006 |
| Colleen Ryan, M.D. | 1154590248 | Child & Adolescent Psychiatry Physician | Boston, MA | 2008 |
| Colleen Ryan, PHD | 1225368723 | Cognitive & Behavioral Psychologist | Palmyra, WI | 2010 |
| Colleen Ryan, APN, FNP | 1235383274 | Family Nurse Practitioner | Chicago, IL | 2008 |
| Colleen Ryan, M.S. | 1285665026 | Audiologist | Baltimore, MD | 2006 |
| Colleen Ryan, MD | 1326040783 | Pediatrics Physician | Walpole, MA | 2005 |
| Colleen Ryan, MD | 1366461378 | Surgery Physician | Boston, MA | 2006 |
| Colleen Ryan, MD | 1518967041 | Family Medicine Physician | Keller, TX | 2005 |
| Colleen Ryan, RN | 1528012572 | Registered Nurse | Madison, WI | 2006 |
| Colleen Ryan, LPN | 1629418785 | Licensed Practical Nurse | Liverpool, NY | 2013 |
| Colleen Ryan, M.D. | 1649292376 | Psychiatry Physician | Madison, IN | 2006 |
| Colleen Ryan | 1700734803 | Occupational Therapist | Madison, WI | 2026 |
| Colleen Ryan | 1760806814 | Registered Nurse | Toledo, OH | 2014 |
| Colleen Ryan | 1841633997 | Mental Health Counselor | San Luis Obispo, CA | 2013 |
| Colleen Ryan, MD | 1952408007 | Family Medicine Physician | Los Angeles, CA | 2006 |
| Colleen Ryan, LMFT | 1952551574 | Marriage & Family Therapist | Los Angeles, CA | 2008 |
| Colleen Ryan | 1952878274 | Mental Health Counselor | Puyallup, WA | 2018 |
| Collin Ryan, DMD | 1487431722 | General Practice Dentistry | Sarasota, FL | 2023 |
| Colman Ryan, M.D. | 1699834713 | Cardiovascular Disease Physician | Daly City, CA | 2006 |
| Colten Ryan, PHARMD | 1013776681 | Pharmacist | Cumming, GA | 2024 |
| Colton Ryan, MD | 1255968426 | Surgery Physician | Butte, MT | 2020 |
| Connie Ryan, RNC, WHNP | 1316185077 | Women's Health Nurse Practitioner | Austin, TX | 2009 |
| Connie Ryan, LCSW, LADAC | 1982847190 | Clinical Social Worker | Jonesboro, AR | 2009 |
| Connor Ryan | 1003792896 | Case Manager/Care Coordinator | Seattle, WA | 2025 |
| Connor Ryan, PT, DPT, CSCS | 1073915666 | Orthopedic Physical Therapist | Gilbert, AZ | 2014 |
| Connor Ryan | 1679457535 | Behavior Technician | Arlington Heights, IL | 2025 |
| Connor Ryan | 1841769841 | Behavior Analyst | San Jose, CA | 2018 |
| Conor Ryan, DDS | 1023631611 | General Practice Dentistry | Naperville, IL | 2020 |
| Conor Ryan, MD | 1770924300 | Neurology with Special Qualifications in Child Neurology Physician | Bloomington, MN | 2013 |
| Cora Ryan, PH.D., HSP-P | 1467029249 | Psychologist | Hampstead, NC | 2021 |
| Corazon Ryan | 1194358689 | Behavior Technician | Farmington Hills, MI | 2020 |
| Corey Ryan, OD | 1699669291 | Optometrist | Watertown, NY | 2025 |
| Cori Ryan, LPN | 1255042321 | Licensed Practical Nurse | Caroga Lake, NY | 2022 |
| Cori Ryan, CPNP-PC | 1285209965 | Pediatric Nurse Practitioner | Tulsa, OK | 2021 |
| Corina Ryan | 1073290904 | Mental Health Counselor | Lyme, NH | 2023 |
| Corinne Ryan, APRN | 1992367544 | Psychiatric/Mental Health Nurse Practitioner | Jacksonville, FL | 2019 |
| Cornelia Ryan, MSW, LICSW | 1689989006 | Clinical Social Worker | Fall River, MA | 2010 |
| Cory Ryan | 1033056171 | Peer Specialist | Plattsburgh, NY | 2026 |
| Cory Ryan, PA | 1447809876 | Physician Assistant | Upland, CA | 2019 |
| Cory Ryan, MD | 1467443879 | Family Medicine Physician | Monticello, KY | 2005 |
| Cory Ryan, P.A.-C. | 1962446930 | Physician Assistant | Ypsilanti, MI | 2006 |
| Courtney Ryan, MD | 1083608954 | Family Medicine Physician | Centreville, VA | 2005 |
| Courtney Ryan | 1205338803 | Marriage & Family Therapist | Simi Valley, CA | 2018 |
| Courtney Ryan, CNP | 1255868162 | Primary Care Nurse Practitioner | Cambridge, OH | 2017 |
| Courtney Ryan, MS, LAT, ATC | 1275030728 | Athletic Trainer | Wesley Chapel, FL | 2018 |
| Courtney Ryan, PHARMD | 1366859076 | Pharmacist | New Albany, IN | 2014 |
| Courtney Ryan | 1407358856 | Social Worker | Cincinnati, OH | 2018 |
| Courtney Ryan, MS, RD, LD | 1588153597 | Registered Dietitian | Missouri City, TX | 2018 |
| Courtney Ryan | 1629733886 | Behavior Analyst | Kenosha, WI | 2021 |
| Courtney Ryan, RN | 1649984196 | Registered Nurse | Pittsburgh, PA | 2023 |
| Courtney Ryan | 1912350851 | Social Worker | Columbus, OH | 2016 |
| Craig Ryan, DO | 1073581401 | Emergency Medicine Physician | Storrs Mansfield, CT | 2006 |
| Craig Ryan, CRNA | 1093730434 | Certified Registered Nurse Anesthetist | Chandler, AZ | 2006 |
| Craig Ryan, PT | 1326059585 | Physical Therapist | Charlotte, NC | 2006 |
| Craig Ryan, DDS | 1639290406 | General Practice Dentistry | Roanoke, VA | 2007 |
| Craig Ryan | 1861932360 | Counselor | Buffalo, NY | 2017 |
| Creed Ryan | 1306439872 | Personal Care Attendant | Las Vegas, NV | 2021 |
| Crimson Ryan | 1720937048 | Behavior Technician | Farmington Hills, MI | 2026 |
| Crisini Ryan | 1316072085 | School Counselor | Chandler, AZ | 2007 |
| Cristin Ryan, M.S., CCC-SLP | 1699057133 | Speech-Language Pathologist | Greenwood Village, CO | 2011 |
| Crystal Ryan, GED | 1104614130 | Case Manager/Care Coordinator | Randolph, VT | 2025 |
| Crystal Ryan | 1134770902 | Case Manager/Care Coordinator | Alexandria, LA | 2019 |
| Crystal Ryan, BSN RN | 1205692894 | Registered Nurse | Valhalla, NY | 2024 |
| Crystal Ryan, DNP, AGACNP-BC | 1255084216 | Acute Care Nurse Practitioner | Augusta, GA | 2022 |
| Crystal Ryan | 1346906211 | Behavior Technician | Farmington Hills, MI | 2021 |
| Curtis Ryan | 1912374463 | Specialist | Cullman, AL | 2015 |
| Cybil Ryan, LCSW | 1366952384 | Clinical Social Worker | Bethany, CT | 2017 |
| Cynthia Ryan, MD | 1154376804 | Endocrinology, Diabetes & Metabolism Physician | Midlothian, VA | 2006 |
| Cynthia Ryan, CRNA | 1164493789 | Certified Registered Nurse Anesthetist | Rochester, MN | 2006 |
| Cynthia Ryan, MSN, ARNP, FNP-C | 1184895559 | Family Nurse Practitioner | Ft Lauderdale, FL | 2008 |
| Cynthia Ryan | 1356990378 | Marriage & Family Therapist | Santa Clarita, CA | 2019 |
| Cynthia Ryan, RPH | 1396060588 | Pharmacist | Clinton, IA | 2010 |
| Cynthia Ryan, MSW, LSW, HSV | 1528651932 | Social Worker | Danville, PA | 2021 |
| Cynthia Ryan, MS, MA | 1609401702 | Mental Health Counselor | McKinney, TX | 2020 |
| Cynthia Ryan, PHARMD | 1801295779 | Pharmacist | Denver, CO | 2014 |
| Cynthia Ryan, LMHC | 1922575604 | Mental Health Counselor | Concord, MA | 2018 |
| Daisy Ryan, MD | 1841812724 | General Practice Physician | Dallas, TX | 2020 |
| Dakota Ryan | 1255911533 | Counselor | Redding, CA | 2021 |
| Dale Ryan | 1730944588 | Pharmacist | Benton, AR | 2024 |
| Daley Ryan, M.S., LPC-MHSP | 1932929544 | Mental Health Counselor | Chattanooga, TN | 2024 |
| Dallas Ryan, DDS | 1033296603 | General Practice Dentistry | Brenham, TX | 2006 |
| Dan Ryan | 1659750255 | Certified Registered Nurse Anesthetist | Boston, MA | 2015 |
| Dana Ryan, OTR | 1508220948 | Occupational Therapist | Houston, TX | 2016 |
| Dana Ryan, CNMT, COZ | 1629613583 | Massage Therapist | Pueblo, CO | 2019 |
| Dana Ryan, LCSW | 1770237885 | Clinical Social Worker | Denver, CO | 2022 |
| Dana Ryan, DR. | 1780609990 | Internal Medicine Physician | Alpine, CA | 2006 |
| Dana Ryan, HA.D. | 1902146673 | Hearing Instrument Specialist | Orange, CA | 2013 |
| Daniel Ryan, DPT | 1073093936 | Physical Therapist | Beaverton, OR | 2018 |
| Daniel Ryan | 1144088477 | Student in an Organized Health Care Education/Training Program | Peoria, IL | 2024 |
| Daniel Ryan | 1205600053 | Occupational Therapist | Winsted, MN | 2023 |
| Daniel Ryan, MS, LICSW | 1215153184 | Social Worker | Rochester, MN | 2007 |
| Daniel Ryan, DPT | 1245841113 | Physical Therapist | Lexington, KY | 2020 |
| Daniel Ryan, MD | 1316391949 | Epilepsy Physician | Knoxville, TN | 2016 |
| Daniel Ryan | 1326026386 | Podiatrist | Brainerd, MN | 2006 |
| Daniel Ryan, PHD | 1336117555 | Psychologist | Raleigh, NC | 2006 |
| Daniel Ryan, DDS | 1336161512 | General Practice Dentistry | Woodinville, WA | 2006 |
| Daniel Ryan, MD | 1376569327 | Sports Medicine (Orthopaedic Surgery) Physician | Gadsden, AL | 2006 |
| Daniel Ryan, MD | 1386059400 | Diagnostic Radiology Physician | Springfield, IL | 2014 |
| Daniel Ryan | 1447888094 | Foot & Ankle Surgery Podiatrist | The Villages, FL | 2020 |
| Daniel Ryan, PTA | 1508236456 | Physical Therapy Assistant | Franklin, NH | 2015 |
| Daniel Ryan, P.T. | 1508968892 | Physical Therapist | Fair Lawn, NJ | 2006 |
| Daniel Ryan, FNP-C | 1588839567 | Family Nurse Practitioner | Louisville, CO | 2008 |
| Daniel Ryan, MD | 1598393902 | Internal Medicine Physician | Clarkston, WA | 2020 |
| Daniel Ryan, MD | 1629040068 | Ophthalmology Physician | Flint, MI | 2006 |
| Daniel Ryan, DDS, MS | 1649381237 | Orthodontics and Dentofacial Orthopedics Dentistry | Burlington, VT | 2006 |
| Daniel Ryan, MD | 1730195231 | Physical Medicine & Rehabilitation Physician | Warren, MI | 2006 |
| Daniel Ryan, RN | 1730792268 | Home Health Registered Nurse | Souderton, PA | 2020 |
| Daniel Ryan, PHARM.D. | 1780925016 | Pharmacist | Columbia, TN | 2013 |
| Daniel Ryan, PA-C | 1821658733 | Physician Assistant | Cleveland, OH | 2019 |
| Daniel Ryan, RADT | 1821809245 | Addiction (Substance Use Disorder) Counselor | Fresno, CA | 2025 |
| Daniel Ryan, M.D. | 1831280049 | Hematology (Pathology) Physician | Rochester, NY | 2006 |
| Daniel Ryan, MD | 1851382733 | Pediatric Surgery Physician | Boston, MA | 2005 |
| Daniel Ryan, BS | 1962232850 | Student in an Organized Health Care Education/Training Program | Chicago, IL | 2024 |
| Daniel Ryan, O.D. | 1962491001 | Optometrist | Eureka, CA | 2005 |
| Daniel Patrick Ryan, DDS | 1336700111 | General Practice Dentistry | New Braunfels, TX | 2019 |
| Danielle Ryan, DC | 1083857098 | Chiropractor | Moravia, NY | 2009 |
| Danielle Ryan, RBT | 1114406501 | Technician | North Charleston, SC | 2018 |
| Danielle Ryan, PHARMD | 1134501919 | Pharmacist | Port Orange, FL | 2015 |
| Danielle Ryan, DDS | 1275846685 | Dentist | Fairfax, VA | 2010 |
| Danielle Ryan | 1346189875 | Marriage & Family Therapist | Jamaica, NY | 2026 |
| Danielle Ryan | 1376041244 | Case Manager/Care Coordinator | Oklahoma City, OK | 2018 |
| Danielle Ryan, DO | 1396591970 | Student in an Organized Health Care Education/Training Program | Billings, MT | 2024 |
| Danielle Ryan | 1407635428 | Behavior Technician | Palm Beach Gardens, FL | 2023 |
| Danielle Ryan, RN | 1417899493 | Ambulatory Care Registered Nurse | La Crosse, WI | 2026 |
| Danielle Ryan | 1457226227 | Peer Specialist | Cincinnati, OH | 2025 |
| Danielle Ryan, FNP-C | 1467070490 | Family Nurse Practitioner | Syracuse, NY | 2020 |
| Danielle Ryan, DC | 1588100259 | Chiropractor | Madison, WI | 2017 |
| Danielle Ryan, M.S. | 1699027987 | Marriage & Family Therapist | Longwood, FL | 2012 |
| Danielle Ryan, RN, ACNP-C | 1710144977 | Acute Care Nurse Practitioner | Morristown, NJ | 2008 |
| Danielle Ryan | 1750853032 | Case Manager/Care Coordinator | East Dundee, IL | 2018 |
| Danielle Ryan | 1770166654 | Behavior Technician | Farmington Hills, MI | 2021 |
| Danielle Ryan, LNA | 1982031423 | Home Health Aide | Portsmouth, NH | 2013 |
| Danika Ryan | 1891661203 | Pediatric Nurse Practitioner | Seattle, WA | 2025 |
| Danuta Ryan | 1922889690 | Speech-Language Pathologist | Fort Covington, NY | 2023 |
| Danyel Ryan, LMP | 1649431768 | Massage Therapist | Sequim, WA | 2008 |
| Daphne Ryan, PT | 1568906501 | Physical Therapist | Longmont, CO | 2016 |
| Daphne Ryan | 1710722053 | Massage Therapist | Helena, MT | 2024 |
| Darcy Ryan, O.D. | 1184690950 | Optometrist | Long Beach, CA | 2006 |
| Daria Ryan, D.D.S. | 1548473002 | General Practice Dentistry | Montchanin, DE | 2007 |
| Daria Ryan | 1912190273 | Speech-Language Pathologist | Las Vegas, NV | 2007 |
| Darla Ryan | 1659260529 | Home Health Aide | Wheeling, WV | 2025 |
| Darlene Ryan, LMHC | 1336755073 | Mental Health Counselor | Smithtown, NY | 2020 |
| Darlene Ryan, LPC | 1346016987 | Professional Counselor | Erie, PA | 2023 |
| Darlene Ryan, PT | 1669482634 | Physical Therapist | Charlotte, NC | 2006 |
| Darra Ryan | 1659154151 | Case Manager/Care Coordinator | Claremore, OK | 2023 |
| Darran Ryan, CMT | 1346610581 | Massage Therapist | San Jose, CA | 2015 |
| David Ryan | 1003086851 | Counselor | Tacoma, WA | 2008 |
| David Ryan, REGISTERED NURSE | 1003580408 | Registered Nurse | Bristol, CT | 2021 |
| David Ryan, DC | 1003929688 | Sports Physician Chiropractor | Columbus, OH | 2006 |
| David Ryan, MD | 1023941796 | Family Medicine Physician | Ludington, MI | 2026 |
| David Ryan, LCSW | 1114286705 | Clinical Social Worker | Portland, OR | 2012 |
| David Ryan, D.O. | 1134130131 | Family Medicine Physician | Bountiful, UT | 2006 |
| David Ryan, MD | 1184605594 | Medical Oncology Physician | Boston, MA | 2005 |
| David Ryan, PHARMD. | 1205608056 | Pharmacist | Stow, OH | 2023 |
| David Ryan | 1215516695 | Community Health Worker | Bremerton, WA | 2021 |
| David Ryan, MD | 1245434786 | Pain Medicine (Anesthesiology) Physician | Cleveland, OH | 2007 |
| David Ryan | 1326216714 | Physical Therapy Assistant | Radford, VA | 2008 |
| David Ryan, PA | 1437409372 | Surgical Physician Assistant | Portsmouth, NH | 2012 |
| David Ryan, RPH | 1437560349 | Pharmacist | Auburn, CA | 2014 |
| David Ryan | 1497359921 | Pharmacist | Franklin, MA | 2020 |
| David Ryan, DO | 1518462217 | Anesthesiology Physician | Wenatchee, WA | 2018 |
| David Ryan, M.D. | 1598726242 | Pediatric Critical Care Medicine Physician | Scottsdale, AZ | 2006 |
| David Ryan, MD | 1629165618 | Orthopaedic Surgery Physician | Athens, GA | 2006 |
| David Ryan, M.D. | 1689728198 | Psychiatry Physician | Atascadero, CA | 2007 |
| David Ryan | 1700629417 | Student in an Organized Health Care Education/Training Program | Tulsa, OK | 2024 |
| David Ryan, D.C. | 1720108723 | Chiropractor | Seattle, WA | 2007 |
| David Ryan | 1740081215 | Rehabilitation Practitioner | Riverside, CA | 2025 |
| David Ryan, M.D. | 1770718314 | Surgery Physician | Geneva, IL | 2009 |
| David Ryan, M.D. | 1770784522 | Addiction Medicine (Psychiatry & Neurology) Physician | Greenville, NC | 2007 |
| David Ryan, D.M.D. | 1801158985 | General Practice Dentistry | San Antonio, TX | 2012 |
| David Ryan, D.O. | 1912918129 | Family Medicine Physician | Kennewick, WA | 2006 |
| David Ryan, NP | 1982006110 | Nurse Practitioner | Wilmington, NC | 2014 |
| David Ryan, M.D. | 1992801997 | Family Medicine Physician | San Diego, CA | 2006 |
| Davina Ryan | 1801633094 | Doula | Lansing, MI | 2024 |
| Davinia Ryan, MB BCH BAO | 1821539420 | Diagnostic Radiology Physician | New York, NY | 2017 |
| Dawn Ryan, LMFT | 1104975911 | Marriage & Family Therapist | Oakland, CA | 2007 |
| Dawn Ryan | 1124312244 | Pediatric Occupational Therapist | Seaford, NY | 2011 |
| Dawn Ryan | 1326342767 | Occupational Therapist | Fort Carson, CO | 2010 |
| Dawn Ryan, MA, CCC-SLP | 1740326701 | Speech-Language Pathologist | Mattituck, NY | 2007 |
| Dayna Ryan, PT, DPT | 1184927923 | Physical Therapist | Belleville, MI | 2010 |
| Deanna Ryan | 1326690223 | Family Nurse Practitioner | Mobile, AL | 2019 |
| Deanne Ryan, R.PH B.S.PHARM | 1770474462 | Pharmacist | Cave Creek, AZ | 2025 |
| Deborah Ryan, NP | 1013988567 | Critical Care Neonatal Nurse Practitioner | Silver Spring, MD | 2006 |
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).