Providers Fiona Markley, LMT to Matthew Markon, LCSW
300 individual NPIs in the federal registry, part 13,563 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. 112 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Fiona Markley, LMT | 1598055576 | Massage Therapist | South Portland, ME | 2011 |
| Frank Markley, P.T. D.P.T. | 1710913579 | Physical Therapist | Philadelphia, PA | 2006 |
| Gabrielle Markley | 1104214832 | Student in an Organized Health Care Education/Training Program | Beavercreek, OH | 2015 |
| Gabrielle Markley, LPC | 1528795689 | Professional Counselor | Evanston, WY | 2022 |
| Garrett Markley | 1447182308 | Certified Registered Nurse Anesthetist | Akron, OH | 2026 |
| Gary Markley, C.O. | 1700040987 | Specialist | Gastonia, SC | 2008 |
| Gregory Markley, D.C. | 1043348931 | Chiropractor | Hinsdale, IL | 2007 |
| Hannah Markley | 1376389643 | Occupational Therapist | Wilkes Barre, PA | 2024 |
| Harvey Markley, O. D. | 1801855689 | Optometrist | Carmel, IN | 2006 |
| Heather Markley, DPT | 1922263458 | Physical Therapist | Newport News, VA | 2008 |
| Helen Markley, M.D. | 1205076585 | Family Medicine Physician | Parker, CO | 2009 |
| Herbert Markley, MD | 1043251598 | Neurology Physician | Worcester, MA | 2006 |
| Holly Markley, LPC | 1386950301 | Mental Health Counselor | Woodstock, VA | 2010 |
| Holly Markley, OTD, OTR/L | 1467127019 | Occupational Therapist | Ada, OH | 2021 |
| Hope Markley | 1326881020 | Behavior Technician | Orange, CA | 2024 |
| James Markley, O.D. | 1811950066 | Optometrist | Belpre, OH | 2006 |
| Jamie Markley | 1871248922 | Peer Specialist | Bartlesville, OK | 2022 |
| Jane Markley, LPC LMFT | 1760596399 | Professional Counselor | Houston, TX | 2006 |
| Jeffrey Markley | 1194542639 | Addiction (Substance Use Disorder) Counselor | Pasadena, CA | 2024 |
| Jenifer Markley, PT, DPT | 1871883637 | Physical Therapist | Atlanta, GA | 2011 |
| Jenna Markley | 1801359682 | Day Training/Habilitation Specialist | Fort Wayne, IN | 2019 |
| Jennifer Markley | 1033669361 | Registered Nurse | Chillicothe, OH | 2016 |
| Jennifer Markley, MD | 1174618318 | Pediatrics Physician | Fort Collins, CO | 2006 |
| Jennifer Markley | 1235087321 | Personal Care Attendant | South Charleston, WV | 2026 |
| Jennifer Markley, ACNS-BC | 1407288251 | Adult Health Clinical Nurse Specialist | West Lake Hills, TX | 2013 |
| Jerry Markley, DOCTOR OF CHIROPRACT | 1225103146 | Chiropractor | Rensellaer, IN | 2006 |
| Jessica Markley | 1083486575 | Behavior Technician | Hunt Valley, MD | 2023 |
| John Markley, DO | 1831397538 | Infectious Disease Physician | Richmond, VA | 2007 |
| John Markley, MD | 1922389931 | Anesthesiology Physician | Boston, MA | 2011 |
| John Markley, M.D. | 1932190980 | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | Columbia, MO | 2005 |
| Jon Markley, MD | 1841399714 | Physical Medicine & Rehabilitation Physician | South Bend, IN | 2006 |
| Jonathan Markley, DO | 1346455532 | Anesthesiology Physician | Paterson, NJ | 2007 |
| Jonathan Markley, SUDRC126473 | 1770407199 | Addiction (Substance Use Disorder) Counselor | Santa Maria, CA | 2026 |
| Jordan Markley, MSW, LCSW | 1841986940 | Clinical Social Worker | Columbia, MO | 2023 |
| Joseph Markley | 1114640984 | Personal Care Attendant | Elkins, WV | 2022 |
| Judy Markley, AP | 1023202991 | Acupuncturist | Plant City, FL | 2007 |
| Judy Markley, LMFT, LMHC, NCC | 1407033954 | Mental Health Counselor | Spokane, WA | 2008 |
| Julia Markley | 1376489393 | Physician Assistant | Baltimore, MD | 2026 |
| Julia Markley, LCSW, PHD | 1811031842 | Counselor | Lakeland, FL | 2007 |
| Julie Markley, PTA | 1679716518 | Physical Therapy Assistant | Macungie, PA | 2009 |
| Justin Markley, PHARMD | 1750720884 | Pharmacotherapy Pharmacist | Bethesda, MD | 2013 |
| Kalyn Markley, LMT | 1477001535 | Massage Therapist | Grove City, OH | 2016 |
| Karra Markley, M.D. | 1255318796 | Clinical Pathology/Laboratory Medicine Physician | Rochester, MN | 2005 |
| Karyn Markley, MD | 1184728420 | Obstetrics & Gynecology Physician | Myrtle Beach, SC | 2006 |
| Katherine Markley, P.T. | 1528104528 | Physical Therapist | Springfield, MO | 2007 |
| Kathryn Markley | 1114651023 | Physician Assistant | Newark, DE | 2022 |
| Katie Markley | 1295032530 | Mental Health Counselor | Boulder, CO | 2011 |
| Katie Markley, CCC-SLP | 1497636062 | Speech-Language Pathologist | Winter Park, FL | 2025 |
| Kayla Markley | 1649866542 | Personal Care Attendant | Elkins, WV | 2020 |
| Keith Markley, MD | 1952418212 | Psychiatry Physician | Rancho Mirage, CA | 2006 |
| Kelly Markley | 1114683307 | Clinical Social Worker | Valencia, CA | 2021 |
| Kendra Markley | 1619578317 | Home Health Aide | Fairmont, WV | 2020 |
| Kerri Markley, OT | 1932533999 | Occupational Therapist | Frederick, MD | 2013 |
| Kim Markley | 1114659638 | Personal Care Attendant | Barboursville, WV | 2022 |
| Kimberly Markley, AMFT, CTP, LMFT | 1184481046 | Marriage & Family Therapist | Manhattan Beach, CA | 2024 |
| Kimberly Markley | 1457155707 | Personal Care Attendant | Wooster, OH | 2025 |
| Kori Markley | 1184513012 | Behavior Technician | Pikesville, MD | 2025 |
| Laura Markley, MD | 1679635916 | Child & Adolescent Psychiatry Physician | Akron, OH | 2006 |
| Laura Markley, D.D.S. | 1790791986 | General Practice Dentistry | New Paris, IN | 2006 |
| Lauralee Markley, MFT | 1487851762 | Marriage & Family Therapist | Long Beach, CA | 2007 |
| Lauren Markley, LCSW | 1164828331 | Clinical Social Worker | Raeford, NC | 2014 |
| Leah Markley, APRN | 1164123931 | Nurse Practitioner | Spartanburg, SC | 2023 |
| Linda Markley, PA | 1891714408 | Physician Assistant | Hickory, NC | 2006 |
| Lindsey Markley | 1568077527 | Social Worker | Pasadena, CA | 2020 |
| Lisa Markley | 1124438536 | Peer Specialist | Pueblo, CO | 2014 |
| Lisa Markley | 1134601776 | Dental Hygienist | Richmond, IN | 2018 |
| Lisa Markley, M.S, CCC-SLP | 1144281908 | Speech-Language Pathologist | Durham, NC | 2006 |
| Lisa Markley, PT | 1508825936 | Physical Therapist | Dearborn, MI | 2006 |
| Lisa Markley, LSP | 1740118389 | School Psychologist | Fostoria, OH | 2026 |
| Lisa Markley, MS, RDN, LD | 1841446150 | Metabolic Nutrition Registered Dietitian | Overland Park, KS | 2008 |
| Lona Markley, MOTR/L | 1700052917 | Occupational Therapist | Elkins, WV | 2008 |
| Louann Markley | 1487305132 | Social Worker | New Bedford, MA | 2022 |
| Makennah Markley | 1679379374 | Behavior Technician | Richmond, IN | 2025 |
| Mariah Markley, CNP | 1508759812 | Acute Care Nurse Practitioner | Columbus, OH | 2025 |
| Matthew Markley | 1104687516 | Behavior Technician | Tacoma, WA | 2024 |
| Megan Markley | 1639686694 | Case Manager/Care Coordinator | Mansfield, OH | 2017 |
| Melissa Markley, MSC | 1982050324 | Mental Health Counselor | Tucson, AZ | 2016 |
| Melissa Markley, RPH | 1982795332 | Pharmacist | Erie, PA | 2006 |
| Michael Markley, M.D. | 1740246834 | Family Medicine Physician | Jacksonville, IL | 2006 |
| Michele Markley, M.D. | 1134231368 | Specialist | Plantation, FL | 2006 |
| Michelle Markley, LPTA | 1114784493 | Physical Therapy Assistant | Cuba, IL | 2024 |
| Michelle Markley, MD | 1801802160 | Family Medicine Physician | Austin, TX | 2006 |
| Mickayla Markley, MAT | 1609330018 | Massage Therapist | Kailua Kona, HI | 2019 |
| Mitchell Markley, COTA/L | 1992339337 | Occupational Therapy Assistant | North Canton, OH | 2020 |
| Molly Markley | 1386832632 | Counselor | Lakewood, CO | 2007 |
| Molly Markley, RN, BSN | 1972750149 | Registered Nurse | Cincinnati, OH | 2008 |
| Monica Markley, PTA | 1497489470 | Physical Therapy Assistant | West Lafayette, IN | 2022 |
| Nathan Markley | 1760773766 | Case Manager/Care Coordinator | Saint Louis, MO | 2011 |
| Neil Markley | 1053811513 | Physical Therapy Assistant | Upland, CA | 2018 |
| Patricia Markley, LISW | 1730427642 | Clinical Social Worker | Medina, OH | 2013 |
| Patrick Markley, B.S. R.PH. | 1386912210 | Pharmacist | Sandwich, IL | 2011 |
| Payton Markley, MD | 1770385171 | Student in an Organized Health Care Education/Training Program | Denver, CO | 2025 |
| Rachel Markley, B.A. | 1801039805 | Case Manager/Care Coordinator | Sellersville, PA | 2009 |
| Robert Markley, OT | 1205868833 | Occupational Therapist | Hershey, PA | 2006 |
| Robyn Markley, DC | 1447244249 | Chiropractor | Plant City, FL | 2005 |
| Roshanak Markley, MD | 1851552087 | Cardiovascular Disease Physician | Richmond, VA | 2008 |
| Sally Markley, LPC | 1992080204 | Mental Health Counselor | Tucson, AZ | 2011 |
| Sarah Markley, M.D. | 1396924874 | Pediatrics Physician | Davis, CA | 2007 |
| Sarah Markley, PA-C | 1710583042 | Physician Assistant | Sylvania, OH | 2020 |
| Sheryl Markley, PT | 1720054703 | Physical Therapist | Lumberton, NJ | 2006 |
| Steven Markley, PA | 1770890048 | Physician Assistant | Fort Worth, TX | 2010 |
| Tamera Markley | 1669678520 | Registered Nurse | Browning, MT | 2007 |
| Theresa Markley | 1669151858 | Personal Care Attendant | Belington, WV | 2023 |
| Tonnie Markley, MD | 1689768251 | Psychiatry Physician | White Plains, NY | 2006 |
| Trista Markley | 1518667351 | Dental Hygienist | Worcester, MA | 2023 |
| Valerie Markley, DNP, PMHCNS-BC | 1427441583 | Adult Psychiatric/Mental Health Clinical Nurse Specialist | Bloomington, IN | 2015 |
| Vanessa Markley | 1689309643 | Homemaker | Fairmont, WV | 2022 |
| Wanda Markley | 1104223387 | Massage Therapist | Bethlehem, PA | 2014 |
| Zachary Markley, DPM | 1396195327 | Podiatrist | Fort Liberty, NC | 2016 |
| Mary Markley Brown, LPN | 1932418423 | Licensed Practical Nurse | Burlington, WI | 2010 |
| Sara Markley Webster, M.D. | 1699018325 | Endocrinology, Diabetes & Metabolism Physician | Atlanta, GA | 2013 |
| Alyssa Marklin, NP | 1700511961 | Nurse Practitioner | West Islip, NY | 2022 |
| Gary Marklin, M.D. | 1396733416 | Pulmonary Disease Physician | Saint Louis, MO | 2005 |
| Larry Marklin, DC | 1033114251 | Chiropractor | Denison, TX | 2005 |
| Rachel Marklin, PA-C | 1336649680 | Physician Assistant | Bowling Green, KY | 2018 |
| Robert Marklin, DDS | 1467440057 | Pediatric Dentistry | New Bedford, MA | 2005 |
| Sandra Marklin, RN, CNS | 1942440912 | Case Management Registered Nurse | Fort Campbell, KY | 2009 |
| Kenneth Markline, BA | 1083336002 | Cognitive & Behavioral Psychologist | Puyallup, WA | 2022 |
| Ryan Markling, RPH | 1205376316 | Pharmacist | Cleveland, OH | 2017 |
| Mallory Markloff, M.D. | 1679911366 | Psychiatry Physician | Chambersburg, PA | 2013 |
| Melyssa Markloff | 1982959946 | Social Worker | Oxnard, CA | 2012 |
| Lauren Marklowitz | 1831865138 | Behavior Technician | Saint Cloud, MN | 2021 |
| Karma Marklund | 1689447690 | Case Manager/Care Coordinator | Eugene, OR | 2023 |
| Leroy Marklund, ARNP | 1417121633 | Acute Care Nurse Practitioner | Medley, FL | 2008 |
| Dana Marklund Tharaldsen, CDPT / AAC | 1073166294 | Counselor | Port Ludlow, WA | 2019 |
| Alan Markman, M.D. | 1750384707 | Specialist | Minneapolis, MN | 2005 |
| Amy Markman | 1417421462 | Behavior Technician | Encino, CA | 2019 |
| Arnold Markman, MD | 1669520466 | Occupational Medicine Physician | San Diego, CA | 2007 |
| Audra Markman, OT | 1407993918 | Pediatric Occupational Therapist | Carlsbad, CA | 2007 |
| Barry Markman, MD | 1740506120 | Plastic Surgery Physician | Frisco, TX | 2010 |
| Bethany Markman, PA-C | 1487081550 | Physician Assistant | Mountain View, CA | 2013 |
| Blaney Markman | 1508583568 | Student in an Organized Health Care Education/Training Program | Cedar Rapids, IA | 2022 |
| Bruce Markman, M.D. | 1962480921 | Sports Medicine (Orthopaedic Surgery) Physician | Dallas, TX | 2006 |
| Cristina Markman, D.D.S., M.S. | 1245588037 | General Practice Dentistry | New York, NY | 2012 |
| David Markman, M.D. | 1508961640 | Ophthalmology Physician | Lawndale, CA | 2006 |
| Edward Markman, D.O. | 1033327119 | Hospitalist Physician | Flagstaff, AZ | 2007 |
| Elaine Markman | 1306732011 | Counselor | Allston, MA | 2025 |
| Elisabeth Markman, PSYD | 1255801494 | Clinical Psychologist | Houston, TX | 2018 |
| Elizabeth Markman, LCPC | 1831711795 | Professional Counselor | Chicago, IL | 2020 |
| Eric Markman, DDS | 1396753299 | Dentist | Boynton Beach, FL | 2006 |
| Evelina Markman, M.D | 1568607380 | Hospitalist Physician | Staten Island, NY | 2008 |
| Gail Markman, MFT | 1497870851 | Marriage & Family Therapist | San Jose, CA | 2007 |
| Gregory Markman, RN | 1972114650 | Certified Registered Nurse Anesthetist | Oakland, CA | 2020 |
| Henry Markman, M.D. | 1588916332 | Psychiatry Physician | Berkeley, CA | 2012 |
| Hilary Markman, PA-C | 1316342652 | Physician Assistant | Philadelphia, PA | 2014 |
| Howard Markman, PH.D | 1487363461 | Family Psychologist | Denver, CO | 2022 |
| Ingrid Markman, LICSW | 1427531011 | School Counselor | Lowell, MA | 2018 |
| Irene Markman, APRN | 1720748593 | Family Nurse Practitioner | Hartford, CT | 2021 |
| James Markman, M.D. | 1285168351 | Surgery Physician | Lincoln, NE | 2017 |
| Jesse Markman, M.D. | 1609001577 | Psychiatry Physician | Seattle, WA | 2009 |
| Jessica Markman, M.S. CCC-SLP, TSSLD | 1124703772 | Speech-Language Pathologist | Montgomery, NY | 2023 |
| John Markman, MD | 1063431690 | Pain Medicine (Anesthesiology) Physician | Rochester, NY | 2006 |
| Kathleen Markman, RN | 1497582795 | Registered Nurse | Saint Cloud, MN | 2024 |
| Kevin Markman, LCSW | 1144312067 | Clinical Social Worker | Rochester, NY | 2006 |
| Lawrence Markman, MD | 1154313179 | Family Medicine Physician | Wilmington, DE | 2005 |
| Lenard Markman, DO | 1356498679 | Family Medicine Physician | Amherst, WI | 2007 |
| Leonid Markman, MD | 1003964982 | Psychiatry Physician | San Diego, CA | 2007 |
| Leslie Markman, DO | 1144377474 | Family Medicine Physician | Amherst, WI | 2007 |
| Lisa Markman, MD | 1780888610 | Endocrinology, Diabetes & Metabolism Physician | Laguna Hills, CA | 2007 |
| Lisa Markman, MD | 1841237336 | Pediatrics Physician | Ann Arbor, MI | 2006 |
| Lynne Markman, PSY.D. | 1770882235 | Psychologist | Rydal, PA | 2011 |
| Mallory Markman | 1124716576 | Acupuncturist | Woodstock, NY | 2023 |
| Marta Markman, MD | 1023120284 | Pediatrics Physician | Glen Burnie, MD | 2006 |
| Mary Markman, MA, LPC | 1184087884 | Professional Counselor | Appleton, WI | 2016 |
| Mary Markman, LCSW, SAS, SDA | 1346475050 | Specialist | New York, NY | 2009 |
| Maurie Markman, M.D. | 1669564696 | Gynecologic Oncology Physician | Houston, TX | 2006 |
| Meghan Markman, P.T.A. | 1194058859 | Physical Therapy Assistant | Lake Mary, FL | 2009 |
| Michael Markman, MD | 1699834283 | Pulmonary Disease Physician | San Diego, CA | 2006 |
| Nathaniel Markman | 1144890419 | Physical Therapist | Oakland, CA | 2021 |
| Peter Markman, LCSW | 1417475088 | Clinical Social Worker | Catskill, NY | 2017 |
| Robert Markman | 1205026036 | Pain Medicine (Anesthesiology) Physician | Northridge, CA | 2007 |
| Ronald Markman, M.D. | 1154657286 | Legal Medicine | Los Angeles, CA | 2009 |
| Rory Markman | 1720481732 | Clinical Social Worker | New York, NY | 2014 |
| Samantha Markman, MFT INTERN | 1962849414 | Marriage & Family Therapist | Lancaster, CA | 2013 |
| Sheila Markman, P.T. | 1942353651 | Physical Therapist | Seattle, WA | 2007 |
| Stacy Markman, LPCMH, NCC | 1548535313 | Professional Counselor | Newark, DE | 2012 |
| Stanley Markman, DDS | 1194833160 | General Practice Dentistry | Fort Lee, NJ | 2006 |
| Stephanie Markman, M.D. | 1205933900 | Internal Medicine Physician | Phoenix, AZ | 2006 |
| Susanne Markman, PH.D. | 1518017466 | Psychologist | Teaneck, NJ | 2007 |
| Suzanne Markman, D.D.S. | 1144535618 | Student in an Organized Health Care Education/Training Program | Bronx, NY | 2010 |
| Timothy Markman, M.D. | 1417375924 | Clinical Cardiac Electrophysiology Physician | Philadelphia, PA | 2014 |
| Zachary Markman, DO | 1346745247 | Student in an Organized Health Care Education/Training Program | Milwaukee, WI | 2018 |
| Andrew Markman Guzick, PH.D. | 1861069882 | Psychologist | Fort Washington, PA | 2021 |
| Yelena Markman Smolianski, LCSW-C | 1104301779 | Social Worker | Rockville, MD | 2018 |
| Brittany Markman Williamson, PA-C | 1912245473 | Physician Assistant | Henderson, NV | 2013 |
| Angela Markman-Lin, MD | 1437356961 | Obstetrics & Gynecology Physician | Marlboro Township, NJ | 2007 |
| Alena Markmann, MD, PHD | 1740675883 | Student in an Organized Health Care Education/Training Program | Chapel Hill, NC | 2015 |
| Daniel Markmann, M.D. | 1790827004 | Specialist | Ellicott City, MD | 2007 |
| Denise Markmann, M.D. | 1053481390 | Pediatrics Physician | Hershey, PA | 2006 |
| James Markmann, MD | 1861422974 | Surgery Physician | Philadelphia, PA | 2006 |
| Kristin Markmann | 1326581430 | Certified Registered Nurse Anesthetist | Plymouth Meeting, PA | 2016 |
| Laura Markmann, PTA | 1699010819 | Physical Therapy Assistant | Liberty Lake, WA | 2012 |
| Terry Markmann, R.N.,M.A. | 1124251731 | Professional Counselor | Seattle, WA | 2009 |
| William Markmann, MD | 1912973660 | Orthopaedic Surgery Physician | Philadelphia, PA | 2006 |
| Menge Markmela | 1861907222 | Community Health Worker | Waldorf, MD | 2017 |
| Alexandra Marko, M.D. | 1740112408 | Obstetrics & Gynecology Physician | Springfield, IL | 2026 |
| Angela Marko, D.O. | 1538570130 | Pediatric Pulmonology Physician | Norfolk, VA | 2014 |
| Anne Marko, LCMHC, LPC, ACS | 1114045309 | Professional Counselor | Charlotte, NC | 2007 |
| Arlene Marko, AU.D. | 1427206945 | Audiologist | Tucson, AZ | 2008 |
| Arreanna Marko, DC | 1184445629 | Chiropractor | Mission Viejo, CA | 2024 |
| Atara Marko, PA-C | 1689130353 | Physician Assistant | South Miami, FL | 2019 |
| Bruce Marko, M.D. | 1922256130 | Specialist | Charlotte, NC | 2008 |
| Christina Marko, LCSWA | 1689065047 | Clinical Social Worker | Sylva, NC | 2015 |
| Dale Marko, MD, PHD | 1750470019 | Psychiatry Physician | Charleston, SC | 2006 |
| Daniel Marko, MD | 1629093968 | Specialist | Iowa City, IA | 2006 |
| Donna Marko, GNP | 1275565434 | Nurse Practitioner | Minneapolis, MN | 2006 |
| Elizabeth Marko, BCBA | 1356069728 | Behavior Analyst | Saint Louis, MO | 2022 |
| Emily Marko, M.D. | 1659526382 | Obstetrics & Gynecology Physician | Oak Hill, VA | 2008 |
| Gabrielle Marko, RBT | 1669217154 | Behavior Technician | Ocala, FL | 2024 |
| Heather Marko, MS, RD, CSSD | 1720601834 | Sports Dietetics Nutrition Registered Dietitian | Richmond, VA | 2020 |
| Holly Marko | 1760962559 | Speech-Language Pathologist | Winfield, MO | 2018 |
| Jamie Marko, M.D. | 1568618668 | Diagnostic Radiology Physician | Bethesda, MD | 2008 |
| Jason Marko, DC | 1659897155 | Chiropractor | South Burlington, VT | 2017 |
| Jennifer Marko, MS ED, CAGS | 1669543435 | School Psychologist | Tempe, AZ | 2006 |
| Joanna Marko | 1558738294 | Behavior Analyst | West Palm Beach, FL | 2015 |
| Joanne Marko | 1053656751 | Speech-Language Pathologist | Fort Stewart, GA | 2012 |
| Joseph Marko, D.M.D. | 1528159399 | General Practice Dentistry | Indiana, PA | 2006 |
| Joseph Marko, M.D. | 1578769626 | Body Imaging Physician | Vallejo, CA | 2007 |
| Joy Marko, APN | 1629273693 | Family Nurse Practitioner | Plainsboro, NJ | 2007 |
| Justin Marko, MS, LPC, CSAC, ICS | 1841495215 | Professional Counselor | Janesville, WI | 2007 |
| Karalyn Marko, MA, CCC-SLP | 1316538606 | Speech-Language Pathologist | Cleveland, OH | 2021 |
| Kathryn Marko, MD | 1366636375 | Obstetrics & Gynecology Physician | Washington, DC | 2007 |
| Kimberly Marko, MA, LPC | 1356694509 | Professional Counselor | Danbury, CT | 2012 |
| Kindra Marko, COT | 1003577933 | Ophthalmic Technician/Technologist | Lakewood, CO | 2022 |
| Lauren Marko, PA | 1316767437 | Physician Assistant | Grand Blanc, MI | 2024 |
| Limor Marko | 1497688816 | Pediatrics Physician | Cincinnati, OH | 2026 |
| Madison Marko, FNP | 1205784287 | Nurse Practitioner | Bloomfield, NJ | 2026 |
| Marlene Marko, M.D. | 1447309430 | Psychiatry Physician | New York, NY | 2007 |
| Mary Marko | 1063480754 | Physician Assistant | Royal Oak, MI | 2006 |
| Matt Marko, MS, PA-C, DMSC | 1316323868 | Physician Assistant | Syracuse, NY | 2015 |
| Maureen Marko | 1720529407 | Mental Health Counselor | Pence Springs, WV | 2017 |
| Maximilian Marko, MS, LPC | 1780421735 | Professional Counselor | Fort Collins, CO | 2024 |
| Melissa Marko, AUD | 1699340984 | Audiologist | Swansea, IL | 2021 |
| Michelle Marko, NURSE PRACTITIONER | 1346762465 | Psychiatric/Mental Health Nurse Practitioner | Worthington, OH | 2017 |
| Michelle Marko | 1750161147 | Behavior Technician | San Jose, CA | 2023 |
| Mollie Marko | 1023782489 | Occupational Therapist | West Chester, PA | 2021 |
| Moshe Marko, PT | 1184624611 | Physical Therapist | Cicero, NY | 2005 |
| Nicholas Marko, MD | 1114199791 | Neurological Surgery Physician | Cincinnati, OH | 2008 |
| Nicole Marko | 1558451245 | Occupational Therapist | Pittsburgh, PA | 2006 |
| Nicole Marko, LPCC-S, LICDC | 1629563101 | Mental Health Counselor | Rocky River, OH | 2018 |
| Pennie Marko, CRNA | 1043556442 | Certified Registered Nurse Anesthetist | Grosse Pointe Woods, MI | 2012 |
| Richard Marko, DC | 1235203951 | Chiropractor | South Burlington, VT | 2006 |
| Samantha Marko, OTR/L | 1548958366 | Occupational Therapist | Anchorage, AK | 2023 |
| Stefanie Marko, D.C. | 1336211903 | Chiropractor | South Burlington, VT | 2006 |
| Stephanie Marko, MD | 1407057045 | Psychiatry Physician | Beachwood, OH | 2007 |
| Stephanie Marko, CRNP | 1972371359 | Pediatric Nurse Practitioner | Philadelphia, PA | 2023 |
| Stephen Marko, M.D. | 1265843718 | Critical Care Medicine (Internal Medicine) Physician | Manchester, NH | 2014 |
| Susan Marko, MA, CCC-SLP | 1598150948 | Speech-Language Pathologist | Nashville, TN | 2015 |
| Theodhor Marko, DMD | 1437046224 | General Practice Dentistry | McHenry, IL | 2025 |
| Theresa Marko, PT | 1588638753 | Physical Therapist | New York, NY | 2006 |
| Tracy Marko, MD | 1104310820 | Emergency Medicine Physician | Eau Claire, WI | 2018 |
| Tracy Marko, DPT | 1538968193 | Physical Therapist | Atlantic Beach, FL | 2025 |
| Xhorlina Marko, MD | 1043575343 | Diagnostic Radiology Physician | Ann Arbor, MI | 2012 |
| Johanna Markoberg | 1558247809 | Social Worker | Minneapolis, MN | 2025 |
| Melissa Markoc, NP | 1316394893 | Acute Care Nurse Practitioner | Dearborn, MI | 2016 |
| Edit Markoczy, PSY. D. | 1740434927 | Psychologist | San Francisco, CA | 2008 |
| Jill Markoe | 1528607181 | Hearing Instrument Specialist | Maplewood, MN | 2019 |
| Korinna Markoe | 1770814741 | Addiction (Substance Use Disorder) Counselor | Chico, CA | 2010 |
| Nancy Markoe, MSW, LICSW, LCSW-C | 1548453715 | Clinical Social Worker | Bethesda, MD | 2007 |
| Rachael Markoe | 1154937191 | Speech-Language Pathologist | Carmel, NY | 2020 |
| Rachel Markoe, MA | 1982423273 | Mental Health Counselor | Woodbury, MN | 2024 |
| Ruth Markoe, MS,CCC/SLP | 1457659203 | Speech-Language Pathologist | Lawrenceville, NJ | 2011 |
| Samantha Markoe | 1992462576 | Behavior Technician | King Of Prussia, PA | 2021 |
| Alan Markoff, D.D.S. | 1881832418 | Dentist | Saipan, MP | 2009 |
| Anita Markoff, P.N.P. | 1023163045 | Pediatric Nurse Practitioner | Oakland, CA | 2007 |
| Brian Markoff, MD | 1083646111 | Hospitalist Physician | New York, NY | 2006 |
| Bruce Markoff, DDS | 1386747194 | General Practice Dentistry | Springfield, VA | 2006 |
| Connie Markoff | 1134686991 | Counselor | San Mateo, CA | 2019 |
| David Markoff, MD | 1750376240 | Ophthalmology Physician | Clyde, NC | 2005 |
| Debra Markoff, DDS | 1164546594 | General Practice Dentistry | Reno, NV | 2007 |
| Denise Markoff, D.D.S., F.A.G.D. | 1326167164 | General Practice Dentistry | Baltimore, MD | 2007 |
| Erik Markoff, OTR/L | 1093141012 | Hand Occupational Therapist | Tempe, AZ | 2013 |
| Gary Markoff, MD | 1306828173 | Obstetrics Physician | New York, NY | 2005 |
| John Markoff, MSW | 1649340878 | Clinical Social Worker | Medway, MA | 2006 |
| Joseph Markoff, MD PHD | 1043203532 | Ophthalmology Physician | Philadelphia, PA | 2005 |
| Jucimara Markoff | 1447531116 | Pharmacist | Bannockburn, IL | 2011 |
| Kimberly Markoff, PHD | 1427474543 | Clinical Child & Adolescent Psychologist | Detroit, MI | 2014 |
| Kira Markoff, PHD, LCSWC | 1891424776 | Clinical Social Worker | Chambersburg, PA | 2022 |
| Kristin Markoff, LBSW | 1649662230 | Clinical Social Worker | Kalamazoo, MI | 2015 |
| Laurie Markoff, PH.D. | 1447617279 | Clinical Psychologist | Cambridge, MA | 2016 |
| Lindsey Markoff, BHA/I | 1811864689 | Addiction (Substance Use Disorder) Counselor | Togiak, AK | 2025 |
| Lori Markoff, M.ED., CCC/A | 1528365087 | Audiologist | New York, NY | 2011 |
| Michael Markoff, MD | 1154309672 | Pediatrics Physician | Red Bank, NJ | 2006 |
| Michael Markoff, DMD | 1225135684 | Oral and Maxillofacial Surgery (Dentist) | Randolph, NJ | 2006 |
| Robert Markoff, D.D.S. | 1477638799 | General Practice Dentistry | Sugar Land, TX | 2006 |
| Stephanie Markoff, FNP | 1205129954 | Family Nurse Practitioner | Scottsdale, AZ | 2011 |
| William Markoff, M.D. | 1407869167 | Family Medicine Physician | Santa Rosa, CA | 2006 |
| Amy Markoff Johnson, MA, AMFT 128972 | 1588322952 | Marriage & Family Therapist | Santa Cruz, CA | 2021 |
| Anne Markofski, SLP | 1568739977 | Speech-Language Pathologist | Greendale, WI | 2011 |
| Harneel Markofski | 1689690190 | Occupational Therapist | Madison, WI | 2006 |
| Ryan Markofski | 1497545248 | Mental Health Counselor | Eugene, OR | 2025 |
| Stewart Markofsky, DDS | 1932302528 | General Practice Dentistry | Lincoln Park, MI | 2007 |
| Despina Markogiannakis, DDS | 1093029571 | Dentist | Chevy Chase, MD | 2010 |
| Kaitlin Markoja, MD | 1457857476 | Nephrology Physician | Washington, DC | 2018 |
| Reald Markokaj, DC | 1184406605 | Chiropractor | Seattle, WA | 2023 |
| Kaitlyn Markola, LPN | 1891513370 | Licensed Practical Nurse | Lowell, MA | 2024 |
| Ioanna Markolefas | 1417454901 | Community Health Worker | San Francisco, CA | 2018 |
| Artan Markollari, M.D. | 1174726046 | Family Medicine Physician | Hazelwood, MO | 2007 |
| Glendon Markollari | 1821984626 | Urology Physician | Columbia, MO | 2025 |
| Matthew Markon, LCSW | 1467685032 | Clinical Social Worker | Pittsburgh, PA | 2009 |
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).