Providers Melissa Ley-Thomson, MD to McKenna Leyk, PT
300 individual NPIs in the federal registry, part 12,641 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. 98 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Melissa Ley-Thomson, MD | 1376048199 | Psychiatry Physician | White River Junction, VT | 2018 |
| Ferdinand Leya, MD | 1104984632 | Cardiovascular Disease Physician | Maywood, IL | 2006 |
| Gregory Leya | 1902394380 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2018 |
| Jack Leya, MD | 1336128602 | Gastroenterology Physician | Maywood, IL | 2006 |
| Jaclyn Leya, LCSW | 1386162147 | Clinical Social Worker | Ankeny, IA | 2017 |
| Janan Leya, RN, MSN, LCSW, LCAS | 1356212377 | Clinical Social Worker | Asheville, NC | 2025 |
| Jeffrey Leya, M.D. | 1124479449 | Student in an Organized Health Care Education/Training Program | Mason City, IA | 2016 |
| Joan Leya, M.D. | 1326037912 | Gynecology Physician | Evanston, IL | 2005 |
| Marysa Leya, MD | 1790176618 | Interventional Cardiology Physician | Chicago, IL | 2015 |
| Miriam Leya, LCPC | 1730710252 | Mental Health Counselor | Glen Ellyn, IL | 2020 |
| Sandra Leyan Castillo | 1548922875 | Nurse Practitioner | Charlestown, MA | 2021 |
| Eden Leyanna, NP | 1780035857 | Family Nurse Practitioner | Santa Clarita, CA | 2016 |
| Aaron Leyba, PHARMD | 1922556489 | Pharmacist | Reno, NV | 2016 |
| Abigail Leyba | 1255069191 | Behavior Analyst | Fort Worth, TX | 2022 |
| Alexandra Leyba, FNP-BC | 1467167551 | Family Nurse Practitioner | Hopewell, VA | 2023 |
| Alexis Leyba, MD | 1942959424 | Internal Medicine Physician | Los Angeles, CA | 2022 |
| Alina Leyba | 1043169550 | Behavior Technician | Littleton, CO | 2026 |
| Alyssa Leyba | 1649036344 | Behavior Technician | El Segundo, CA | 2024 |
| Amy Leyba, NP-C | 1447844923 | Rehabilitation Clinical Nurse Specialist | Little Rock, AR | 2021 |
| Andrew Leyba, RN | 1649403825 | Adult Psychiatric/Mental Health Registered Nurse | Albuquerque, NM | 2009 |
| Angela Leyba | 1336982768 | Behavior Technician | Dos Palos, CA | 2024 |
| Anne Leyba, NP | 1346334679 | Adult Health Nurse Practitioner | Aurora, CO | 2006 |
| Antonia Leyba | 1861226110 | Behavior Technician | Farmington Hills, MI | 2024 |
| Ashley Leyba | 1679192264 | Addiction (Substance Use Disorder) Counselor | Oakland, CA | 2020 |
| Audreanna Leyba | 1396533949 | Behavior Technician | Farmington Hills, MI | 2025 |
| Brenda Leyba | 1114405677 | Behavior Technician | Albuquerque, NM | 2018 |
| Brenda Leyba | 1629612726 | Personal Care Attendant | Las Vegas, NV | 2019 |
| Brianna Leyba | 1184267452 | Behavior Technician | Roswell, NM | 2019 |
| Christine Leyba, M.D. | 1740262872 | Psychiatry Physician | Martinez, CA | 2005 |
| Cristito Leyba, M.D. | 1366598096 | Psychiatry Physician | Chicago, IL | 2007 |
| Deborah Leyba | 1528948262 | Day Training/Habilitation Specialist | Santa Paula, CA | 2025 |
| Diane Leyba, M.D. | 1275544728 | Obstetrics & Gynecology Physician | Newport, OR | 2006 |
| Dyemond Leyba | 1053124123 | Behavior Technician | Fresno, CA | 2025 |
| Edward Leyba, PMHNP-BC | 1225765019 | Psychiatric/Mental Health Nurse Practitioner | Mesa, AZ | 2022 |
| Elizabeth Leyba | 1467198671 | Home Health Aide | Ely, NV | 2022 |
| Erica Leyba | 1821761768 | Behavior Technician | Ontario, CA | 2021 |
| Erin Leyba, PH.D., L.C.S.W. | 1417145178 | Clinical Social Worker | Evanston, IL | 2007 |
| Evan Leyba, DNAP-CRNA | 1518744788 | Certified Registered Nurse Anesthetist | Indianapolis, IN | 2023 |
| Felisha Leyba | 1003392242 | Mental Health Counselor | Albuquerque, NM | 2018 |
| Hannah Leyba | 1235643388 | Student in an Organized Health Care Education/Training Program | Bloomington, IN | 2017 |
| Jeffrey Leyba | 1487046017 | Addiction (Substance Use Disorder) Counselor | Fresno, CA | 2015 |
| Joseph Leyba, PHARM.D | 1003146341 | Pharmacist | Phoenix, AZ | 2010 |
| Karen Leyba, MS CCCSLP | 1801080874 | Speech-Language Pathologist | Thermopolis, WY | 2007 |
| Katarina Leyba, MBA, MD | 1558935601 | Student in an Organized Health Care Education/Training Program | Dallas, TX | 2021 |
| Kayla Leyba | 1326937640 | Personal Care Attendant | Las Vegas, NV | 2025 |
| Kelly Leyba | 1275406704 | Pharmacist | Chandler, AZ | 2025 |
| Lakeyah Leyba | 1982223814 | Behavior Technician | Greenwood, IN | 2020 |
| Lawrence Leyba, D.O. | 1316985708 | Pain Medicine (Anesthesiology) Physician | Colorado Springs, CO | 2006 |
| Leonard Leyba | 1639936198 | Case Manager/Care Coordinator | Taos, NM | 2024 |
| Lynn Leyba, NP, CNM | 1891721437 | Family Health Clinical Nurse Specialist | Pueblo, CO | 2006 |
| Ma. Loida Leyba, D.M.D. | 1003917345 | General Practice Dentistry | Elk Grove, CA | 2006 |
| Maile Leyba | 1699077628 | Counselor | Los Lunas, NM | 2010 |
| Mareyli Leyba | 1760275556 | Community Health Worker | Belen, NM | 2025 |
| Marie Leyba, LMSW | 1386761666 | School Social Worker | Espanola, NM | 2007 |
| Mariela Leyba, RDH | 1346504693 | Dental Hygienist | Isleta, NM | 2012 |
| Mario Leyba, M.D. | 1689876013 | Surgery Physician | Albuquerque, NM | 2007 |
| Melissa Leyba, LMSW | 1326371931 | Social Worker | Grants, NM | 2009 |
| Monique Leyba | 1467685321 | Case Manager/Care Coordinator | Las Cruces, NM | 2009 |
| Morgan Leyba, DPT | 1699205195 | Physical Therapist | Laramie, WY | 2017 |
| Naomi Leyba | 1881407781 | Behavior Technician | Colorado Springs, CO | 2025 |
| Paul Leyba | 1104749357 | Behavior Technician | Alamogordo, NM | 2026 |
| Richard Leyba, DMD | 1528226917 | General Practice Dentistry | Chicago, IL | 2008 |
| Sabrina Leyba | 1013558477 | Behavior Technician | Albuquerque, NM | 2019 |
| Santana Leyba, CSW ADULT SERVICES | 1669818670 | Case Manager/Care Coordinator | Los Lunas, NM | 2013 |
| Sarah Leyba, CCC-SLP, BCS-S | 1427568930 | Speech-Language Pathologist | Downey, CA | 2017 |
| Shannon Leyba | 1396083184 | Counselor | Salt Lake City, UT | 2013 |
| Sierra Leyba | 1225810633 | Community Health Worker | Fairfield, CA | 2023 |
| Stephanie Leyba, BA, CACI | 1841704897 | Addiction (Substance Use Disorder) Counselor | Pueblo, CO | 2017 |
| Summer Leyba, SLP | 1164365060 | Speech-Language Pathologist | Allen, TX | 2026 |
| Sylvia Leyba | 1558558882 | Addiction (Substance Use Disorder) Counselor | Bell Gardens, CA | 2007 |
| Vanessa Leyba | 1083414346 | Behavior Technician | Farmington Hills, MI | 2025 |
| Mauro Leyba Jr, M.D. | 1730125105 | Rheumatology Physician | Fresno, CA | 2006 |
| Lori Leyba Martinez, RDH | 1871861179 | Dental Hygienist | Espanola, NM | 2011 |
| Dina Leyba Ortiz | 1992670269 | Case Manager/Care Coordinator | Santa Fe, NM | 2025 |
| Disney Leyba Perez | 1992631675 | Registered Nurse | Brooklyn, NY | 2026 |
| Ariel Leyba, Bms | 1528808169 | Behavior Analyst | Santa Fe, NM | 2024 |
| Delia Leyba-Hernandez | 1740630920 | Case Manager/Care Coordinator | Ogden, UT | 2016 |
| Shawna Leyba-McNeil | 1902539422 | Mental Health Counselor | Tacoma, WA | 2022 |
| Angelica Joyce Leybag, APRN, DNP | 1336625201 | Nurse Practitioner | Jacksonville, FL | 2018 |
| Frederick Leybag, DPT | 1043692577 | Physical Therapist | Virginia Beach, VA | 2015 |
| Joseph Leybas | 1346109337 | Speech-Language Assistant | Dallas, TX | 2026 |
| Kaylee Leybas | 1194694109 | Student in an Organized Health Care Education/Training Program | Tulsa, OK | 2025 |
| Ryan Leybas, LCSW | 1679741623 | Clinical Social Worker | Salt Lake City, UT | 2008 |
| Boris Leybel, MD | 1578508685 | Pain Medicine (Psychiatry & Neurology) Physician | New York, NY | 2006 |
| Inna Leybell, MD | 1376734475 | Emergency Medicine Physician | Manhasset, NY | 2007 |
| David Leybengrub, PHARMACIST | 1225210743 | Pharmacist | Brooklyn, NY | 2007 |
| Ellen Leybengrub | 1679897938 | Pharmacist | New York, NY | 2010 |
| Lona Leybengrub, RD | 1326029968 | Registered Dietitian | Staten Island, NY | 2005 |
| Nata Leybengrub, PA-C | 1700378593 | Physician Assistant | New York, NY | 2018 |
| Alex Leyberman, LAC | 1144263906 | Acupuncturist | Commack, NY | 2006 |
| Alla Leybinsky | 1376026260 | Mental Health Counselor | Brooklyn, NY | 2018 |
| Biana Leybishkis, MD | 1558478008 | Internal Medicine Physician | Milwaukee, WI | 2006 |
| Eugene Leyble, MD | 1952361461 | Hospitalist Physician | Folsom, CA | 2006 |
| Marianna Leybman, M.A. | 1538217245 | Mental Health Counselor | Forest Hills, NY | 2007 |
| Sandra Leybold | 1295574226 | Behavior Technician | Omaha, NE | 2024 |
| Tana Leybold, RC | 1801935192 | Mental Health Counselor | Bellevue, WA | 2007 |
| Melissa Leybourne-Fugate | 1700264108 | Case Manager/Care Coordinator | Dayton, OH | 2015 |
| Victoria Leybov, MD | 1689109555 | Emergency Medicine Physician | New York, NY | 2017 |
| Alexander Leybovich, DC | 1346429057 | Chiropractor | Richardson, TX | 2007 |
| Anna Leybovich | 1306428552 | Pharmacist | Pennington, NJ | 2021 |
| Anna Leybovich, LMSW, MA | 1841649886 | Social Worker | Brooklyn, NY | 2016 |
| Daniella Leybovich | 1366268815 | Physician Assistant | Brooklyn, NY | 2024 |
| Etel Leybovich | 1710156054 | Psychiatry Physician | Ossining, NY | 2008 |
| Jenny Leybovich, OT | 1922182435 | Occupational Therapist | Brooklyn, NY | 2006 |
| Martin Leybovich, D.D.S. | 1740592518 | General Practice Dentistry | Cleveland Heights, OH | 2010 |
| Oleg Leybovich, MPT | 1861422750 | Physical Therapist | Los Angeles, CA | 2006 |
| Vadim Leybovich, DDS | 1356487359 | General Practice Dentistry | Brooklyn, NY | 2007 |
| Katrina Leybovsky, BCBA | 1376318733 | Behavior Analyst | Ridgefield, CT | 2023 |
| Stephanie Leyburn, CCC-SLP | 1932481413 | Speech-Language Pathologist | Shortsville, NY | 2011 |
| Iker Leycegui-Gardoqui, MD | 1568556546 | Internal Medicine Physician | Port St Lucie, FL | 2006 |
| Johanna Vivienne Leyco-Policarpio, M.D. | 1659508265 | Endocrinology, Diabetes & Metabolism Physician | Katy, TX | 2009 |
| Jaquain Leycock, LCSWA | 1285379040 | Clinical Social Worker | Oxford, NC | 2022 |
| Adam Leyda, CRNA | 1720460587 | Certified Registered Nurse Anesthetist | Salem, OH | 2015 |
| Alicia Leyda, PR | 1811623838 | Peer Specialist | Charleston, WV | 2022 |
| Ann Leyda, RPH | 1194809996 | Pharmacist | Sioux Falls, SD | 2006 |
| Ethan Leyda, O.D. | 1316394711 | Optometrist | Cleveland, OH | 2016 |
| George Leyda, MD | 1932173879 | Family Medicine Physician | Hudson, WI | 2006 |
| John Leyda, LCSW-BACS, ACSW | 1245647213 | Clinical Social Worker | Baton Rouge, LA | 2014 |
| Lynn Leyda, NCTMB | 1457510133 | Massage Therapist | Modesto, CA | 2008 |
| Mary Leyda, PMHNP-BC | 1619534146 | Psychiatric/Mental Health Nurse Practitioner | Eugene, OR | 2019 |
| Megan Leyda, O.D. | 1306232590 | Optometrist | Twinsburg, OH | 2015 |
| Michele Leyda | 1689038036 | Registered Nurse | Coal Center, PA | 2016 |
| Savannah Leyda | 1619593548 | Clinical Psychologist | Oakland, CA | 2020 |
| Karen Leyde | 1558512715 | Optician | Inver Grove Heights, MN | 2008 |
| Lynn Leyde, DDS | 1154476901 | Dentist | Shoreline, WA | 2007 |
| Sarah Leyde, LMP | 1093052623 | Massage Therapist | Bothell, WA | 2013 |
| Sarah Leyde, MD | 1245694876 | Internal Medicine Physician | Seattle, WA | 2016 |
| Barbara Leydecker, RDN | 1366131971 | Registered Dietitian | Kennesaw, GA | 2023 |
| Barry Leydecker, FNP-C | 1588217392 | Family Nurse Practitioner | Las Vegas, NV | 2019 |
| Fred Leydecker, D.D.S. | 1639181159 | Dentist | Sugar Hill, GA | 2006 |
| Heidi Leydecker | 1700325818 | Counselor | Harvey, LA | 2017 |
| Jennifer Leydecker, MS | 1275816050 | Marriage & Family Therapist | Palo Alto, CA | 2011 |
| Michael Leydeker, PT, DPT | 1912398116 | Physical Therapist | Cherry Hill, NJ | 2015 |
| Yuliya Leydeker, PHARM D, BCMTMS | 1942653183 | Pharmacist | Ozone Park, NY | 2016 |
| Aiyanna Leyden | 1093549883 | Behavior Technician | Pasadena, CA | 2024 |
| Anne Leyden, M.S. | 1225497977 | Speech-Language Pathologist | San Diego, CA | 2016 |
| Anthony Leyden | 1790447043 | Massage Therapist | Indianapolis, IN | 2021 |
| Astrid Leyden, FNP-C | 1790535573 | Family Medicine Physician | Las Vegas, NV | 2024 |
| Brenda Leyden | 1568679900 | Home Modifications Contractor | Canfield, OH | 2007 |
| Brendan Leyden, MSW, MPH, LICSW | 1124963095 | Clinical Social Worker | Saint Paul, MN | 2026 |
| Bria Leyden | 1932739463 | Mental Health Counselor | New York, NY | 2020 |
| Brianna Leyden | 1003435140 | Student in an Organized Health Care Education/Training Program | Orange, CA | 2020 |
| Caroline Leyden, LPC | 1316714868 | Mental Health Counselor | Kent, OH | 2023 |
| Darby Leyden, NP | 1619083292 | Acute Care Nurse Practitioner | Rochester, NY | 2006 |
| David Leyden, OT | 1457557902 | Occupational Therapist | Brooklyn, NY | 2007 |
| Dina Leyden, PT | 1700814142 | Physical Therapist | Berkeley Heights, NJ | 2006 |
| Eleanor Leyden, OTR/L | 1902542228 | Occupational Therapist | Sleepy Hollow, NY | 2022 |
| Erin Leyden, OD | 1093632903 | Optometrist | Indianapolis, IN | 2026 |
| Erin Leyden, LSW | 1922979822 | Clinical Social Worker | Mount Arlington, NJ | 2025 |
| Jacinta Leyden | 1609439967 | Psychiatry Physician | Boston, MA | 2019 |
| Jacqueline Leyden | 1255811535 | Speech-Language Pathologist | Rochester, NY | 2018 |
| James Leyden, MD | 1124053731 | Dermatology Physician | Philadelphia, PA | 2006 |
| James Leyden | 1598556292 | Acute Care Nurse Practitioner | San Francisco, CA | 2025 |
| Jan Leyden, M.D. | 1821236852 | Student in an Organized Health Care Education/Training Program | Brookline, MA | 2009 |
| Jessica Leyden, DPT | 1720557168 | Physical Therapist | Newark, NJ | 2018 |
| Jill Leyden, LCSW | 1801103296 | Clinical Social Worker | Ramsey, NJ | 2010 |
| Jiuna Leyden | 1376829630 | Pharmacist | Atlanta, GA | 2011 |
| Kara Leyden, MBA, MD | 1649023011 | Otolaryngology Physician | Richmond, VA | 2024 |
| Katie Leyden, RN | 1811497225 | School Registered Nurse | Lincoln, NE | 2018 |
| Katrina Leyden, NP | 1750318549 | Acute Care Nurse Practitioner | Houston, TX | 2006 |
| Keith Leyden, MD | 1710021209 | Emergency Medicine Physician | Bellevue, WA | 2007 |
| Kelly Leyden | 1396287587 | Developmental Therapist | Milford, MA | 2016 |
| Kimberly Leyden | 1780430322 | Health & Wellness Coach | Cedar Rapids, IA | 2024 |
| Kristina Leyden, APN | 1548452246 | Family Nurse Practitioner | Houston, TX | 2007 |
| Kristy Leyden | 1144807090 | Behavior Technician | Gaithersburg, MD | 2021 |
| Laureen Leyden, RD, CDN | 1205578168 | Registered Dietitian | New York, NY | 2022 |
| Lindsey Leyden, DNP, APRN | 1710530589 | Acute Care Nurse Practitioner | Chicago, IL | 2019 |
| Louis Leyden, DPM | 1205818820 | Podiatrist | Bay Shore, NY | 2005 |
| Lucy Leyden, PHYSICAL THERAPIST | 1023518222 | Physical Therapist | Virginia Beach, VA | 2018 |
| Madeline Leyden, RN | 1477449742 | Student in an Organized Health Care Education/Training Program | Chicago, IL | 2025 |
| Madison Leyden | 1811537822 | Behavior Technician | San Diego, CA | 2020 |
| Marisa Leyden, MS CCC-SLP | 1730734120 | Speech-Language Pathologist | Fort Sam Houston, TX | 2019 |
| Michelle Leyden | 1700577376 | Mental Health Counselor | East Point, GA | 2023 |
| Nicholas Leyden, BS, MS, CSCS | 1225893183 | Health & Wellness Coach | San Luis Obispo, CA | 2024 |
| Nicholas Leyden | 1326872193 | Clinical Social Worker | Cranston, RI | 2024 |
| Quinne Leyden, PSY.D. | 1386995686 | Psychologist | Savannah, GA | 2012 |
| Robert Leyden | 1497435010 | Peer Specialist | Lacey, WA | 2023 |
| Sarah Leyden, PHARMD | 1801377973 | Pharmacist | Charleston, SC | 2018 |
| Sharon Leyden | 1538908793 | Health Educator | Largo, MD | 2024 |
| Sharon Leyden | 1801088364 | Clinical Social Worker | Berkeley, CA | 2007 |
| Stefanie Leyden, APRN | 1558980573 | Family Nurse Practitioner | Lincoln, NE | 2020 |
| Sydney Leyden, MS CF SLP | 1477420891 | Speech-Language Pathologist | Wilton, NH | 2025 |
| Aftyn Leyder | 1164108627 | Student in an Organized Health Care Education/Training Program | Seattle, WA | 2023 |
| Lynnmarie Leyder, D.C. | 1346534039 | Chiropractor | Sparta, MI | 2011 |
| Madelin Leyder | 1871447797 | Behavior Technician | Southfield, MI | 2026 |
| Robert Leyder | 1528881828 | Speech-Language Pathologist | Auburn, WA | 2024 |
| Ronald Leyder, D.D.S. | 1154614147 | Dentist | Norton Shores, MI | 2011 |
| Ronald Leyder, DDS | 1689726531 | General Practice Dentistry | Newaygo, MI | 2007 |
| Coralia Leyderman, PA-C | 1124426812 | Physician Assistant | Wentzville, MO | 2014 |
| Inna Leyderman, OTR | 1154670941 | Pediatric Occupational Therapist | Brooklyn, NY | 2012 |
| Larry Leyderman, PA-C | 1609143270 | Surgical Physician Assistant | Dade City, FL | 2011 |
| Mariya Leyderman | 1396377164 | Clinical Psychologist | Louisville, KY | 2020 |
| Michael Leyderman, MD | 1467390633 | Student in an Organized Health Care Education/Training Program | Springfield, MA | 2026 |
| Vladimir Leyderman, FNP-C | 1780128595 | Family Nurse Practitioner | Bronx, NY | 2016 |
| Joan Leyderos, RN | 1568239366 | Registered Nurse | Las Vegas, NV | 2023 |
| Andrew Leydet, PT. DPT. | 1023792215 | Physical Therapist | Gilbert, AZ | 2023 |
| Donna Leydet, PA-C | 1598876427 | Physician Assistant | Wausau, WI | 2006 |
| Bonnie Leydig | 1508643487 | Behavior Analyst | York, PA | 2023 |
| Erin Leydig, C.R.N.P | 1912985508 | Family Nurse Practitioner | Pittsburgh, PA | 2006 |
| Judy Leydig, PT | 1740338078 | Physical Therapist | Stanford, CA | 2007 |
| Lisa Leydig, PT | 1437212784 | Physical Therapist | Gambrills, MD | 2006 |
| Lisa Leydig, PT | 1982239653 | Physical Therapist | Kearney, NE | 2020 |
| Marissa Leydig, PT | 1518399153 | Physical Therapist | Bedford, PA | 2013 |
| Natasha Leydig, LSW | 1184421778 | Clinical Social Worker | Pittsburgh, PA | 2025 |
| Nathan Leydig | 1053275503 | Occupational Therapist | Wexford, PA | 2025 |
| Nicholas Leydig | 1154468080 | Counselor | Santa Barbara, CA | 2007 |
| Scott Leydig, PSY.D. | 1770954604 | Clinical Psychologist | Plantation, FL | 2015 |
| Tammie Leydig, CNP | 1558747105 | Psychiatric/Mental Health Nurse Practitioner | Inverness, FL | 2015 |
| Tammy Leydig, RN | 1841050689 | Registered Nurse | Baltimore, MD | 2024 |
| Zane Leydig | 1609324813 | Mental Health Counselor | Somerset, PA | 2016 |
| Leydis Vigoa Leydis Vigoa | 1750221727 | Behavior Technician | Ocala, FL | 2026 |
| Andrea Leydon, LICSW | 1700208543 | School Social Worker | Northampton, MA | 2014 |
| Annika Leydon | 1952839490 | Student in an Organized Health Care Education/Training Program | Pembroke, MA | 2017 |
| Beth Leydon, MFT | 1093746265 | Mental Health Counselor | Auburn, CA | 2006 |
| Christine Leydon | 1932948254 | Behavior Technician | Farmington Hills, MI | 2024 |
| Collin Leydon | 1982534558 | Student in an Organized Health Care Education/Training Program | New York, NY | 2026 |
| Courtney Leydon, APN-C | 1538906417 | Acute Care Nurse Practitioner | New York, NY | 2024 |
| George Leydon, DO | 1013176320 | Family Medicine Physician | Madison, WI | 2008 |
| Jeanne Leydon, LICSW | 1699256602 | Clinical Social Worker | Lawrence, MA | 2018 |
| Katherine Leydon | 1770014276 | Student in an Organized Health Care Education/Training Program | New York, NY | 2017 |
| Laura Leydon, FNP | 1841568102 | Family Nurse Practitioner | Wareham, MA | 2011 |
| Lauren Leydon, PHARMD, RPH | 1447854120 | Pharmacist | Westford, MA | 2020 |
| Maria Leydon, RPH | 1245408285 | Pharmacist | Hauppauge, NY | 2008 |
| Patricia Leydon, LIC.AC. | 1790960243 | Acupuncturist | Newton, MA | 2008 |
| Robert Leydon, M.A. | 1164809638 | Clinical Psychologist | Bridgeport, WV | 2015 |
| Sean Leydon | 1235632886 | Other Technician | Citrus Heights, CA | 2018 |
| Shaun Leydon | 1669139127 | Mental Health Counselor | Port Saint Lucie, FL | 2021 |
| Shawndre Leydon, LMHC | 1013446194 | Social Worker | Port St Lucie, FL | 2017 |
| Steven Leydorf, MD | 1972091569 | Surgery Physician | Baltimore, MD | 2018 |
| Nicholas Leydsman | 1730853433 | Case Manager/Care Coordinator | Salt Lake City, UT | 2021 |
| Steven Leydsman | 1154429397 | General Practice Dentistry | Ivins, UT | 2006 |
| Elena Leye | 1225804214 | Behavior Technician | Pembroke Pines, FL | 2023 |
| Debra Leyel | 1003661562 | Behavior Technician | Fullerton, CA | 2024 |
| Carla Leyen, MSPT, MOMT | 1982777025 | Physical Therapist | Saint Marys, GA | 2006 |
| Joanna Leyenaar, MD | 1083947659 | Pediatrics Physician | Lebanon, NH | 2009 |
| Adam Leyendecker | 1861097206 | Psychiatric/Mental Health Nurse Practitioner | Cincinnati, OH | 2020 |
| Alec Leyendecker | 1760053227 | Registered Nurse | Hamilton, OH | 2021 |
| Amanda Leyendecker | 1639926389 | Speech-Language Pathologist | Colorado Springs, CO | 2024 |
| Brenda Leyendecker | 1104638238 | Licensed Practical Nurse | Saint Cloud, MN | 2025 |
| Brennan Leyendecker, DPT | 1821302316 | Physical Therapist | St Augustine, FL | 2010 |
| Bridget Leyendecker, LMSW | 1497466205 | Social Worker | Saint Peters, MO | 2022 |
| Danielle Leyendecker, MSN, FNP-BC | 1710860945 | Family Nurse Practitioner | Oceanside, NY | 2025 |
| Elisabeth Leyendecker, PT, DPT | 1073029336 | Pediatric Physical Therapist | Dallas, TX | 2017 |
| Jason Leyendecker, AU.D. | 1548563000 | Audiologist | Edina, MN | 2010 |
| John Leyendecker, MD | 1033193990 | Diagnostic Radiology Physician | Dallas, TX | 2005 |
| Kimberly Leyendecker, ARNP | 1063477685 | Obstetrics & Gynecology Nurse Practitioner | Wellington, FL | 2006 |
| Liana Leyendecker, B.A. | 1851632244 | Counselor | Boulder, CO | 2013 |
| Mary Leyendecker, NP | 1417322397 | Psychiatric/Mental Health Nurse Practitioner | Hamilton, OH | 2015 |
| Robert Leyendecker, LMSW-ACP | 1134176712 | Clinical Social Worker | Austin, TX | 2006 |
| Samantha Leyendecker, M.A | 1770847147 | Behavior Analyst | Boynton Beach, FL | 2012 |
| Sarah Leyendecker, MD | 1780372219 | Hospitalist Physician | San Antonio, TX | 2023 |
| Mervi Leyendeckers, O.D. | 1083711642 | Optometrist | Quincy, IL | 2006 |
| Evonna Leyendekker, MS CCC-SLP | 1093487829 | Speech-Language Pathologist | Fort Worth, TX | 2021 |
| Kelsey Leyendekker | 1164122669 | Pediatrics Physician | Visalia, CA | 2023 |
| Kathryn Leyens | 1790212405 | Internal Medicine Physician | Pittsburgh, PA | 2017 |
| Vadim Leyenson, MD | 1427052851 | Critical Care Medicine (Internal Medicine) Physician | Santa Rosa, CA | 2005 |
| Allison Leyer | 1174469480 | Behavior Technician | Prosper, TX | 2026 |
| Amber Leyerle, PA | 1508406448 | Surgical Physician Assistant | Denton, TX | 2020 |
| Sara Leyerle | 1083297451 | Behavior Technician | River Oaks, TX | 2021 |
| Sarah Leyerle | 1245160787 | Physician Assistant | Mc Kenzie, TN | 2026 |
| Chelsea Leyerly | 1235727637 | Behavior Technician | Austin, TX | 2021 |
| Judy Leyerzapf, LMHCA | 1033597133 | Mental Health Counselor | Spokane Valley, WA | 2015 |
| Debra Leyes, R.PH. C.G.P. | 1932444957 | Geriatric Pharmacist | Minneapolis, MN | 2012 |
| Katherine Leyes | 1972760387 | General Practice Dentistry | Appleton, WI | 2008 |
| Sheyla Leyes Soria | 1124853288 | Behavior Technician | Miami, FL | 2024 |
| Maria Leyesa | 1073018396 | Occupational Therapist | Rancho Cucamonga, CA | 2018 |
| Matthew Leyesa, CCC-SLP | 1790486165 | Speech-Language Pathologist | Rancho Cucamonga, CA | 2023 |
| Maryenis Leyet | 1962125450 | Medical Physician Assistant | Palmetto Bay, FL | 2022 |
| Ovsanna Leyfer, PH.D. | 1619108727 | Psychologist | Needham, MA | 2009 |
| Ilyana Leyferman, M.S., TSSLD | 1548505191 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2012 |
| Michael Leyferman, D.M.D. | 1659312445 | Dentist | Flemington, NJ | 2006 |
| Yan Leyfman, MD | 1598414039 | Student in an Organized Health Care Education/Training Program | Rockville Centre, NY | 2022 |
| Aiko Leyh | 1720833056 | Behavior Technician | Monrovia, CA | 2024 |
| Amanda Leyh, APN-CNP | 1366158453 | Nurse Practitioner | Plainfield, IL | 2023 |
| Brian Leyh, D.O. | 1568773141 | Orthopaedic Surgery Physician | Kingston, NY | 2010 |
| Deanna Leyh | 1750643409 | Mental Health Counselor | Monroeville, PA | 2012 |
| Deborah Leyh, CRNA | 1609878347 | Certified Registered Nurse Anesthetist | Coon Rapids, MN | 2005 |
| Emily Leyh, PHARMD | 1134537434 | Pharmacist | Rock Springs, WY | 2014 |
| Heather Leyh, M.A., CCC-SLP | 1891852539 | Speech-Language Pathologist | Brighton, MA | 2007 |
| Jana Leyh | 1336783539 | Behavior Technician | Waipahu, HI | 2019 |
| Kayla Leyh | 1275429128 | Psychiatric/Mental Health Nurse Practitioner | Waterloo, IA | 2025 |
| Laura Leyh, LMT | 1699393082 | Massage Therapist | Neenah, WI | 2020 |
| Priyanka Leyh, M.D. | 1013449446 | Anesthesiology Physician | Overland Park, KS | 2017 |
| Richard Leyh, CRNA | 1225030968 | Certified Registered Nurse Anesthetist | Coon Rapids, MN | 2005 |
| Samantha Leyh, RD | 1003476110 | Registered Dietitian | Beavercreek, OH | 2019 |
| Zoe Leyh, DO | 1063039774 | Infectious Disease Physician | Chesterfield, MO | 2020 |
| Carrie Leyhane | 1275818387 | Speech-Language Pathologist | East Greenbush, NY | 2011 |
| James Leyhane, M.D. | 1104806322 | Hospitalist Physician | Syracuse, NY | 2006 |
| James Leyhane | 1255420634 | Internal Medicine Physician | Castleton, NY | 2006 |
| Kara Leyhane | 1770668451 | Mental Health Counselor | Quincy, MA | 2006 |
| Vanessa Leyhane, MS CCC-SLP | 1710140538 | Speech-Language Pathologist | Port Jefferson, NY | 2008 |
| Anya Leyhe, MS, CCC-SLP | 1992309546 | Speech-Language Pathologist | Missoula, MT | 2020 |
| Mark Leyhe, PT, DPT | 1588156970 | Physical Therapist | Charlotte, NC | 2018 |
| Blair Leyhew, NP-C, ACHPN, GS-C | 1861798043 | Adult Health Nurse Practitioner | Murfreesboro, TN | 2011 |
| Sarah Leyhew, A.G.N.P.-C | 1780058685 | Adult Health Nurse Practitioner | Fayetteville, NC | 2015 |
| Stephenie Leyhue, SLP, AUDIOLOGIST | 1861510802 | Speech-Language Pathologist | Martin, TN | 2007 |
| Eniola Leyimu, PHARM.D | 1922329440 | Pharmacotherapy Pharmacist | Orange Park, FL | 2010 |
| Leah Leyk, MA, LPCC | 1558850446 | Mental Health Counselor | Apple Valley, MN | 2018 |
| Madison Leyk, DPM | 1023758638 | Foot & Ankle Surgery Podiatrist | Fort Dodge, IA | 2022 |
| McKenna Leyk, PT | 1861321465 | Physical Therapist | Austin, MN | 2026 |
Source: CMS National Plan and Provider Enumeration System (NPPES) (download.cms.gov). A listing is not a recommendation: check a license with the state board (license lookups).