Providers Kristi Weiss, L.AC., P.A.-C to Melvin Weiss, O.D.
300 individual NPIs in the federal registry, part 23,251 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. 101 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Kristi Weiss, L.AC., P.A.-C | 1205037165 | Acupuncturist | San Francisco, CA | 2007 |
| Kristi Weiss, P.T. | 1285736645 | Physical Therapist | Kailua, HI | 2006 |
| Kristin Weiss, MD | 1588355192 | Student in an Organized Health Care Education/Training Program | Ann Arbor, MI | 2023 |
| Kristin Weiss | 1700382710 | Certified Registered Nurse Anesthetist | Jupiter, FL | 2018 |
| Kristina Weiss | 1205310075 | Clinical Social Worker | San Diego, CA | 2018 |
| Kristina Weiss, ARNP | 1578010310 | Family Nurse Practitioner | Coeur D Alene, ID | 2016 |
| Kristina Weiss | 1982556635 | Case Manager/Care Coordinator | Broken Arrow, OK | 2026 |
| Kristopher Weiss | 1942923412 | Pharmacist | Shelby Twp, MI | 2022 |
| Kristy Weiss | 1083246425 | Case Manager/Care Coordinator | Canton, NY | 2020 |
| Kristy Weiss, APRN-CNP | 1093318297 | Family Nurse Practitioner | Columbiana, OH | 2020 |
| Kristy Weiss, LMP | 1972626034 | Massage Therapist | Kirkland, WA | 2007 |
| Krystina Weiss, LAMFT | 1417590498 | Marriage & Family Therapist | Alexandria, MN | 2019 |
| Kurt Weiss, LVN | 1134602444 | Licensed Vocational Nurse | Frankston, TX | 2018 |
| Kurt Weiss | 1164625380 | Orthopaedic Surgery Physician | Pittsburgh, PA | 2007 |
| Kyla Weiss, PT, DPT | 1215785282 | Physical Medicine & Rehabilitation Physician | Loogootee, IN | 2024 |
| Kyle Weiss, DPT | 1295283539 | Physical Therapist | Joliet, IL | 2016 |
| Kyle Weiss, DPM | 1396539441 | Student in an Organized Health Care Education/Training Program | Minneapolis, MN | 2025 |
| Kyle Weiss | 1629843156 | Behavior Technician | Poplar Bluff, MO | 2023 |
| Kyle Weiss, DO | 1902219702 | Pain Medicine (Physical Medicine & Rehabilitation) Physician | Allentown, PA | 2014 |
| Kyle Weiss, PHARM D | 1912453622 | Pharmacist | Fort Thompson, SD | 2016 |
| Kylie Weiss, PA-C | 1598489296 | Physician Assistant | Allentown, PA | 2022 |
| Kylie Weiss | 1598691099 | Behavior Analyst | Shelby Township, MI | 2026 |
| Lara Weiss | 1811491921 | Student in an Organized Health Care Education/Training Program | New York, NY | 2018 |
| Lareyne Weiss, P.T. | 1043303464 | Physical Therapist | Weston, FL | 2006 |
| Larry Weiss, M.D | 1003852294 | Emergency Medicine Physician | Baltimore, MD | 2006 |
| Larry Weiss, MD | 1194734194 | Dermatology Physician | Marshalltown, IA | 2006 |
| Larry Weiss, DDS | 1750456828 | Dentist | Memphis, TN | 2006 |
| Larry Weiss, DPM | 1851325294 | Foot & Ankle Surgery Podiatrist | Detroit, MI | 2006 |
| Laura Weiss, LMFT | 1114535325 | Marriage & Family Therapist | Las Vegas, NV | 2020 |
| Laura Weiss, M.S. CCC-SLP | 1275178287 | Speech-Language Pathologist | Tyler, TX | 2019 |
| Laura Weiss, RPH | 1376144329 | Pharmacist | Bethesda, MD | 2020 |
| Laura Weiss, MD | 1407559529 | Student in an Organized Health Care Education/Training Program | Staten Island, NY | 2023 |
| Laura Weiss | 1568129500 | Driver | Aurora, CO | 2021 |
| Laura Weiss, FNP | 1609194109 | Family Nurse Practitioner | Carthage, MO | 2010 |
| Laura Weiss, APRN | 1831274844 | Women's Health Nurse Practitioner | Great Falls, MT | 2006 |
| Laura Weiss | 1902057789 | Psychologist | San Diego, CA | 2008 |
| Laura Weiss | 1932527819 | Clinical Social Worker | Travis Afb, CA | 2014 |
| Laureen Weiss, R.N. | 1952424608 | School Registered Nurse | Glendale, AZ | 2007 |
| Lauren Weiss | 1053537175 | Physical Therapist | Philadelphia, PA | 2007 |
| Lauren Weiss | 1164315354 | Speech-Language Pathologist | Plattsburgh, NY | 2025 |
| Lauren Weiss, OTR/L | 1275766701 | Occupational Therapist | Frederick, MD | 2009 |
| Lauren Weiss | 1306281043 | Specialist | Brooklyn, NY | 2013 |
| Lauren Weiss, ACNP, FNP | 1366045338 | Nurse Practitioner | Monroe, NC | 2020 |
| Lauren Weiss, PHD, CNS | 1518430388 | Nutritionist | La Jolla, CA | 2019 |
| Lauren Weiss | 1528521242 | Physician Assistant | New York, NY | 2019 |
| Lauren Weiss, DDS | 1700352580 | General Practice Dentistry | Honolulu, HI | 2018 |
| Lauren Weiss, BCABA | 1841625050 | Behavior Analyst | Albuquerque, NM | 2013 |
| Lauren Weiss, DC | 1982636932 | Nutrition Chiropractor | Chicago, IL | 2006 |
| Laurence Weiss, M. D. | 1487890471 | Internal Medicine Physician | Hollywood, FL | 2008 |
| Laurence Weiss, M.D. | 1821072489 | Diagnostic Radiology Physician | Wallingford, CT | 2005 |
| Lauri Weiss, CRNP | 1851602304 | Adult Health Nurse Practitioner | Philadelphia, PA | 2010 |
| Laurie Weiss, PH.D. | 1265667208 | Professional Counselor | Littleton, CO | 2009 |
| Laurie Weiss, MS | 1427279660 | Speech-Language Pathologist | Highland Park, IL | 2007 |
| Laurie Weiss, LMFT | 1720164684 | Marriage & Family Therapist | San Anselmo, CA | 2006 |
| Laurie Weiss, PHD | 1932304425 | Cognitive & Behavioral Psychologist | San Mateo, CA | 2007 |
| Lawrence Weiss, M.D. | 1033116421 | Orthopaedic Hand Surgery Physician | Allentown, PA | 2005 |
| Lawrence Weiss, DDS | 1093980906 | Dentist | Brooklyn, NY | 2008 |
| Lawrence Weiss, M.D. | 1215026158 | Gastroenterology Physician | Clearwater, FL | 2006 |
| Lawrence Weiss, M.D. | 1356308159 | Anatomic Pathology Physician | Aliso Viejo, CA | 2006 |
| Lawrence Weiss, D.C. | 1871635409 | Chiropractor | Novi, MI | 2007 |
| Lawrence Weiss, M.D. | 1912996422 | Otolaryngology Physician | Marietta, GA | 2005 |
| Lawrence Weiss, M.D. | 1962893370 | Family Medicine Physician | Henderson, NV | 2015 |
| Lea Weiss, L.AC. | 1962746313 | Acupuncturist | Monticello, NY | 2012 |
| Leah Weiss | 1255189197 | Behavior Technician | Farmington Hills, MI | 2024 |
| Leah Weiss, NP | 1295541662 | Adult Health Nurse Practitioner | New York, NY | 2024 |
| Leah Weiss | 1346137148 | Specialist | North Tonawanda, NY | 2025 |
| Leah Weiss, MS CCC-SLP | 1366756603 | Speech-Language Pathologist | Brooklyn, NY | 2010 |
| Leah Weiss, OTR/L | 1609598960 | Occupational Therapist | Lakewood, NJ | 2022 |
| Leah Weiss, PHARMD | 1720634132 | Pharmacist | Sisseton, SD | 2019 |
| Leah Weiss, MA, MSW, PHD | 1801712815 | Clinical Social Worker | Portland, OR | 2026 |
| Leah Weiss, MFTI | 1821481599 | Mental Health Counselor | Aptos, CA | 2015 |
| Leah Weiss | 1912457052 | Specialist | Brooklyn, NY | 2016 |
| Leann Weiss, LMT | 1649166851 | Massage Therapist | San Tan Valley, AZ | 2025 |
| Lee Weiss, MD | 1417927609 | Anesthesiology Physician | Gallipolis, OH | 2006 |
| Lee Weiss, M.D. | 1659349280 | Psychiatry Physician | Riverside, IL | 2006 |
| Lee Weiss, M.D. | 1780662403 | Emergency Medicine Physician | Inglewood, CA | 2006 |
| Lee Weiss, M.D. | 1801936455 | Obstetrics & Gynecology Physician | East Setauket, NY | 2007 |
| Leeana Weiss, PA | 1730260381 | Physician Assistant | Dayton, OH | 2006 |
| Leigh Weiss, ATC, PT/DPT | 1144282252 | Athletic Trainer | East Rutherford, NJ | 2006 |
| Leland Weiss | 1598563207 | Personal Care Attendant | Las Vegas, NV | 2025 |
| Leonard Weiss, MD | 1134219116 | Psychiatry Physician | Austin, TX | 2006 |
| Leonard Weiss, DDS | 1205158722 | General Practice Dentistry | Beachwood, OH | 2010 |
| Leonard Weiss, DMD | 1457419137 | General Practice Dentistry | Plantation, FL | 2006 |
| Leonard Weiss, D.C. | 1487672093 | Chiropractor | Davenport, IA | 2006 |
| Leonard Weiss | 1881957009 | Emergency Medicine Physician | Pittsburgh, PA | 2012 |
| Leondra Weiss, M.N., R.N., C-EFM | 1366687733 | Family Nurse Practitioner | Seattle, WA | 2008 |
| Leora Weiss, COTA/L | 1972291474 | Occupational Therapy Assistant | Deerfield Beach, FL | 2023 |
| Lesley Weiss, MSW | 1811167463 | Counselor | Mishawaka, IN | 2008 |
| Lesley Weiss, PA-C | 1821470113 | Medical Physician Assistant | South Charleston, WV | 2015 |
| Leslie Weiss, PH.D. | 1134152770 | Clinical Psychologist | New Haven, CT | 2006 |
| Leslie Weiss, LCSW, LADC | 1245569425 | Clinical Social Worker | Long Beach, NY | 2009 |
| Leslie Weiss, M.A.,CCC/SLP | 1649569724 | Speech-Language Pathologist | Haverford, PA | 2011 |
| Lester Weiss, LCSW | 1801977962 | Clinical Social Worker | Safety Harbor, FL | 2006 |
| Lexie Weiss, LMSW | 1487359782 | Social Worker | New York, NY | 2023 |
| Lezlie Weiss | 1427986462 | School Social Worker | Bloomington, MN | 2026 |
| Liana Weiss | 1295217370 | Speech-Language Pathologist | Bronx, NY | 2018 |
| Libby Weiss, MS. ED | 1972389021 | Behavior Analyst | Brooklyn, NY | 2023 |
| Libe Weiss, PH.D. | 1154548196 | Clinical Psychologist | Chula Vista, CA | 2007 |
| Lila Weiss | 1730860289 | Student in an Organized Health Care Education/Training Program | San Diego, CA | 2023 |
| Lila Weiss | 1770123713 | Pharmacist | Eureka, CA | 2020 |
| Lily Weiss, RADT-1 | 1083493563 | Community Health Worker | San Diego, CA | 2023 |
| Linda Weiss, MS RD LD | 1073695714 | Pediatric Nutrition Registered Dietitian | Manchester, NH | 2006 |
| Linda Weiss | 1114216280 | Speech-Language Pathologist | Redlands, CA | 2011 |
| Linda Weiss, DO | 1245216787 | Family Medicine Physician | Cromwell, CT | 2005 |
| Linda Weiss | 1336682137 | Clinical Social Worker | Waukegan, IL | 2016 |
| Linda Weiss, LCSW | 1427116557 | Clinical Social Worker | Champaign, IL | 2006 |
| Linda Weiss, APNP | 1609983667 | Nurse Practitioner | Kenosha, WI | 2006 |
| Linda Weiss, MA, LPC | 1801288576 | Professional Counselor | Tempe, AZ | 2015 |
| Linda Weiss, AG-ACNP | 1982077368 | Acute Care Nurse Practitioner | Annapolis, MD | 2015 |
| Lindsay Weiss, PA-C | 1164615548 | Medical Physician Assistant | Denver, CO | 2007 |
| Lindsay Weiss, PSY.D | 1194973024 | Clinical Child & Adolescent Psychologist | Revere, MA | 2008 |
| Lindsay Weiss, PHD | 1326403072 | Mental Health Counselor | Eugene, OR | 2015 |
| Lindsay Weiss, MD | 1811315120 | Pediatrics Physician | Hollywood, FL | 2014 |
| Lindsey Weiss, RN | 1083170328 | Registered Nurse | Carmi, IL | 2019 |
| Lindsey Weiss, DNP, NP-C | 1265930507 | Nurse Practitioner | Chevy Chase, MD | 2018 |
| Lisa Weiss, MSW LCSW | 1083275572 | Clinical Social Worker | Branchburg, NJ | 2019 |
| Lisa Weiss, RPH | 1134339575 | Pharmacist | Philadelphia, PA | 2007 |
| Lisa Weiss, M.D. | 1235367418 | Child & Adolescent Psychiatry Physician | Bronx, NY | 2009 |
| Lisa Weiss, MFT, INTERN | 1295822773 | Marriage & Family Therapist | Chico, CA | 2006 |
| Lisa Weiss, CP,MA | 1376942599 | Clinical Psychologist | Bingham Farms, MI | 2014 |
| Lisa Weiss, MD | 1558359034 | Family Medicine Physician | Boardman, OH | 2005 |
| Lisa Weiss | 1568864056 | Physical Therapist | Toms River, NJ | 2014 |
| Lisa Weiss, PH.D. | 1649472887 | Clinical Psychologist | Larchmont, NY | 2007 |
| Lisa Weiss, MD, MCD, CCC-A | 1689847824 | Anesthesiology Physician | Houston, TX | 2008 |
| Lisa Weiss, PT, DPT, ATC, CSCS | 1720590540 | Physical Therapist | Vero Beach, FL | 2017 |
| Lisa Weiss, PA-C | 1730570409 | Medical Physician Assistant | Canton, GA | 2015 |
| Lisa Weiss, LBSW | 1750708590 | Social Worker | Southfield, MI | 2014 |
| Lisa Weiss, O.D. | 1790867091 | Vision Therapy Optometrist | Rancho Santa Fe, CA | 2006 |
| Lisa Weiss | 1801710652 | Personal Care Attendant | Norfolk, NE | 2026 |
| Liza Weiss, PSY.D. | 1467840215 | Clinical Psychologist | Delray Beach, FL | 2015 |
| Lois Weiss, DDS | 1518933472 | Periodontics | Port Jefferson, NY | 2006 |
| Lois Weiss | 1962655951 | Mental Health Counselor | Muncie, IN | 2008 |
| Lonny Weiss, PSYD | 1154319655 | Psychologist | Palm Beach Gardens, FL | 2005 |
| Lora Weiss, OTR/L | 1245330877 | Occupational Therapist | Longwood, FL | 2006 |
| Lori Weiss, OT/L | 1043459225 | Pediatric Occupational Therapist | Fairport, NY | 2009 |
| Lori Weiss, M.D. | 1053314484 | Pediatric Adolescent Medicine Physician | Berwyn, IL | 2005 |
| Lori Weiss, O.D. | 1265436083 | Optometrist | Dickson, TN | 2005 |
| Lori Weiss | 1588582589 | Registered Nurse | Little Elm, TX | 2026 |
| Lou Ann Weiss, RN | 1215080551 | Gerontology Registered Nurse | Sacramento, CA | 2007 |
| Louis Weiss, PH.D. | 1023160819 | Clinical Psychologist | Winnetka, IL | 2007 |
| Louis Weiss, MD,MPH | 1144310996 | Infectious Disease Physician | Bronx, NY | 2006 |
| Louis Weiss, L.P.T. | 1558469908 | Physical Therapist | Parma, OH | 2006 |
| Louis Weiss, DDS | 1700988144 | Dentist | Baltimore, MD | 2006 |
| Lowell Weiss, MD | 1669404315 | Cardiovascular Disease Physician | Potomac, MD | 2006 |
| Luann Weiss | 1144997537 | Student in an Organized Health Care Education/Training Program | Chaska, MN | 2021 |
| Lucas Weiss, DDS | 1235970609 | General Practice Dentistry | Saginaw, MI | 2024 |
| Lucas Weiss, LMT | 1801353594 | Massage Therapist | Eugene, OR | 2019 |
| Lucas Weiss, LAC | 1902177090 | Acupuncturist | Brooklyn, NY | 2012 |
| Lucille Weiss, MFT | 1447273909 | Marriage & Family Therapist | Springfield, PA | 2006 |
| Lucille Weiss | 1457111098 | Counselor | Portland, OR | 2024 |
| Lucy Weiss | 1629941687 | Marriage & Family Therapist | Long Beach, CA | 2025 |
| Lydia Weiss, DNP | 1629645106 | Nurse Practitioner | Fitchburg, WI | 2021 |
| Lydia Weiss, DC | 1871454314 | Pediatric Chiropractor | Columbus, OH | 2025 |
| Lyn Weiss, M.D. | 1952377988 | Physical Medicine & Rehabilitation Physician | East Meadow, NY | 2006 |
| Lyndsay Weiss, OTR/L | 1851773964 | Occupational Therapist | Bridgewater, NJ | 2015 |
| Lyndsey Weiss | 1790137453 | Student in an Organized Health Care Education/Training Program | Santa Monica, CA | 2016 |
| Lynette Weiss, LCPC | 1912390568 | Professional Counselor | Hillsboro, IL | 2015 |
| Lynn Weiss, R.N. | 1699124859 | Registered Nurse | Port Jefferson Station, NY | 2016 |
| Lynne Weiss | 1003924903 | Pediatric Nephrology Physician | New Brunswick, NJ | 2006 |
| Mackenzie Weiss, CNM | 1497483341 | Advanced Practice Midwife | Cartersville, GA | 2022 |
| Mackenzie Weiss, PT, DPT | 1720692692 | Physical Therapist | Emmaus, PA | 2020 |
| Mackinzie Weiss, OT | 1700408564 | Occupational Therapist | Gainesville, FL | 2020 |
| Madelaine Weiss, LICSW | 1437631520 | Clinical Social Worker | Washington, DC | 2018 |
| Madeleine Weiss, MD | 1124887690 | Student in an Organized Health Care Education/Training Program | Orange, CA | 2024 |
| Madeleine Weiss | 1265314991 | Student in an Organized Health Care Education/Training Program | Chicago, IL | 2025 |
| Madelin Weiss, LMSW | 1841642030 | Social Worker | Bronx, NY | 2016 |
| Madelyn Weiss, MD | 1891873980 | Pediatrics Physician | Pleasanton, CA | 2006 |
| Madison Weiss, LMSW | 1033943485 | Social Worker | Saint Louis, MO | 2024 |
| Madison Weiss, MD | 1053114868 | Student in an Organized Health Care Education/Training Program | Great Neck, NY | 2025 |
| Madison Weiss, PA-C | 1154041614 | Physician Assistant | Terre Haute, IN | 2022 |
| Madison Weiss | 1487338851 | Mental Health Counselor | Portland, OR | 2023 |
| Madison Weiss | 1669309571 | Social Worker | Cleveland, OH | 2026 |
| Madison Weiss, RN | 1790341253 | Addiction (Substance Use Disorder) Registered Nurse | Encinitas, CA | 2019 |
| Madonna Weiss | 1780789206 | Family Nurse Practitioner | Farmington, MO | 2006 |
| Maggie Weiss, NP | 1659666048 | Obstetrics & Gynecology Nurse Practitioner | Los Angeles, CA | 2011 |
| Maia Weiss | 1518893262 | Mental Health Counselor | Boca Raton, FL | 2026 |
| Maia Weiss, LCSW | 1528418159 | Social Worker | Oakland, CA | 2016 |
| Malcolm Weiss, M.D. | 1396731766 | Family Medicine Physician | Monessen, PA | 2005 |
| Malcolm Weiss, PHARMD | 1639276645 | Pharmacist | Glendale, CO | 2006 |
| Malcolm Weiss, D.O. | 1639538069 | Family Medicine Physician | Ponce Inlet, FL | 2016 |
| Malgorzata Weiss | 1306711239 | Addiction (Substance Use Disorder) Counselor | Los Angeles, CA | 2025 |
| Malka Weiss, RD | 1750512497 | Registered Dietitian | Miramar, FL | 2009 |
| Malka Weiss | 1922766161 | Specialist | Middle Island, NY | 2021 |
| Malky Weiss | 1487999686 | Specialist | Brooklyn, NY | 2012 |
| Manuel Weiss, M.D. | 1649306689 | Neurological Surgery Physician | Nashville, TN | 2007 |
| Marc Weiss, LMFT | 1134679657 | Marriage & Family Therapist | Toluca Lake, CA | 2016 |
| Marc Weiss, M.D. | 1467665091 | Psychiatry Physician | Boca Raton, FL | 2007 |
| Marc Weiss, MD | 1679640551 | Plastic Surgery within the Head & Neck (Otolaryngology) Physician | Woodland Hills, CA | 2006 |
| Marc Weiss, DC | 1689691172 | Chiropractor | Torrance, CA | 2006 |
| Marc Weiss, PH.D. | 1811433832 | Psychologist | Lincolnwood, IL | 2017 |
| Marc Weiss, MD | 1881668713 | Neonatal-Perinatal Medicine Physician | Maywood, IL | 2006 |
| Marcy Weiss, PHD | 1154496263 | Clinical Social Worker | Delray Beach, FL | 2006 |
| Marcy Weiss, MS CCC-SLP | 1770029258 | Speech-Language Pathologist | Bay City, TX | 2017 |
| Margaret Weiss, LCSW | 1306363338 | Clinical Social Worker | Addison, TX | 2017 |
| Margaret Weiss, MD | 1306829734 | Specialist | Hunt Valley, MD | 2005 |
| Margaret Weiss | 1346916574 | Physical Therapist | Winston Salem, NC | 2021 |
| Margaret Weiss, MD | 1356285100 | Student in an Organized Health Care Education/Training Program | Chicago, IL | 2026 |
| Margaret Weiss, MD PHD | 1437504479 | Psychiatry Physician | Little Rock, AR | 2016 |
| Margaret Weiss, LCSW | 1922329234 | Clinical Social Worker | Brooklyn, NY | 2010 |
| Margo Weiss, PH.D. | 1992810915 | Marriage & Family Therapist | Coral Springs, FL | 2006 |
| Margrette Weiss, CCC-SLP | 1497190615 | Speech-Language Pathologist | Marshfield, VT | 2013 |
| Marianne Weiss | 1164381646 | Clinical Social Worker | Quincy, MA | 2026 |
| Marilyn Weiss, D.D.S. | 1619180841 | General Practice Dentistry | Burien, WA | 2007 |
| Marisa Weiss, MD | 1457351660 | Radiation Oncology Physician | Wynnewood, PA | 2005 |
| Marissa Weiss, MD | 1477895951 | Reproductive Endocrinology Physician | Philadelphia, PA | 2013 |
| Mariya Weiss | 1104527324 | Hearing Instrument Specialist | Torrance, CA | 2023 |
| Mark Weiss, PSY.D. | 1003116831 | Clinical Psychologist | Merrick, NY | 2010 |
| Mark Weiss, MD | 1003801481 | Ophthalmology Physician | Tulsa, OK | 2005 |
| Mark Weiss, M.D. | 1114079746 | Ophthalmology Physician | New Hyde Park, NY | 2007 |
| Mark Weiss, MD | 1154382117 | Pediatrics Physician | Lombard, IL | 2006 |
| Mark Weiss, D.O. | 1154663623 | Pediatrics Physician | Phoenix, AZ | 2013 |
| Mark Weiss, D.P.M. | 1174541726 | Podiatrist | Los Angeles, CA | 2006 |
| Mark Weiss, MD | 1467517540 | Anatomic Pathology Physician | Wilmington, NC | 2006 |
| Mark Weiss, MD | 1508813445 | Anesthesiology Physician | Philadelphia, PA | 2006 |
| Mark Weiss, PHARM. D. | 1548340334 | Pharmacist | Jackson, MI | 2006 |
| Mark Weiss, MD | 1609834019 | Vascular & Interventional Radiology Physician | Flint, MI | 2006 |
| Mark Weiss, MD | 1699857508 | Medical Oncology Physician | Philadelphia, PA | 2006 |
| Mark Weiss, DMD, PA | 1740473941 | General Practice Dentistry | North Miami Beach, FL | 2007 |
| Mark Weiss, LCSW RN CADC | 1780779900 | Mental Health Counselor | Arlington Heights, IL | 2006 |
| Mark Weiss, DC | 1801944285 | Chiropractor | Brea, CA | 2007 |
| Mark Weiss, MHA, LBSW | 1821239039 | Social Worker | Auburn Hills, MI | 2009 |
| Marla Weiss, MSN | 1699871806 | Nurse Practitioner | Long Beach, CA | 2006 |
| Marlena Weiss | 1902613326 | School Psychologist | Towson, MD | 2024 |
| Marlene Weiss, LMT | 1164624011 | Massage Therapist | Cocoa, FL | 2007 |
| Marlene Weiss | 1720372337 | Acupuncturist | Kapaa, HI | 2011 |
| Marlon Weiss, M.D. | 1285663708 | Family Medicine Physician | Lincoln, NE | 2006 |
| Marsha Weiss, RN | 1487970141 | Registered Nurse | Fort Carson, CO | 2010 |
| Marta Weiss, NP | 1073762423 | Nurse Practitioner | Sherman, TX | 2008 |
| Marta Weiss, MSW | 1881474880 | Clinical Social Worker | Los Angeles, CA | 2023 |
| Marta Weiss, MA | 1932353190 | Marriage & Family Therapist | Los Angeles, CA | 2008 |
| Martha Weiss, L.I.C.S.W. | 1891837811 | Clinical Social Worker | Newton, MA | 2007 |
| Martin Weiss, M.D. | 1003848441 | Rheumatology Physician | Orangeburg, SC | 2006 |
| Martin Weiss, M.D. | 1104862556 | Neurological Surgery Physician | Los Angeles, CA | 2006 |
| Martin Weiss, DO | 1255396263 | Cardiovascular Disease Physician | McKinney, TX | 2006 |
| Martin Weiss, MD | 1417481185 | Neurology Physician | Durham, NC | 2017 |
| Martin Weiss | 1669803722 | Mental Health Counselor | Brooklyn, NY | 2013 |
| Martin Weiss, D.C. | 1689867871 | Chiropractor | Albuquerque, NM | 2007 |
| Martin Weiss, M.D. | 1770596314 | Internal Medicine Physician | Memphis, TN | 2006 |
| Martin Weiss, MSED, BCBA LP | 1891280285 | Behavior Analyst | Brooklyn, NY | 2018 |
| Martin Weiss, M.D. | 1902858764 | Plastic Surgery Physician | Newton, MA | 2006 |
| Marvin Weiss, MD | 1114098027 | Pulmonary Disease Physician | San Diego, CA | 2006 |
| Marvin Weiss, CRNA | 1124554340 | Certified Registered Nurse Anesthetist | Houston, TX | 2017 |
| Marvin Weiss, D.D.S. | 1194899088 | Endodontics | Plainfield, NJ | 2006 |
| Mary Weiss, LVN | 1023234333 | Licensed Vocational Nurse | Woodland, CA | 2007 |
| Mary Weiss, MA, LMHC, LPC | 1164642922 | Mental Health Counselor | Fort Pierce, FL | 2007 |
| Mary Weiss | 1184553059 | Pediatric Critical Care Nutrition Registered Dietitian | Philadelphia, PA | 2026 |
| Mary Weiss, MD | 1184707119 | Family Medicine Physician | Seattle, WA | 2006 |
| Mary Weiss | 1225454127 | Pediatric Occupational Therapist | San Antonio, TX | 2014 |
| Mary Weiss, CPNP | 1285211177 | Pediatric Nurse Practitioner | Saint Louis, MO | 2021 |
| Mary Weiss, BC, HIS | 1346001542 | Hearing Instrument Specialist | Cape Girardeau, MO | 2024 |
| Mary Weiss, CAP | 1497406474 | Addiction (Substance Use Disorder) Counselor | Jacksonville, FL | 2022 |
| Mary Weiss, NURSE PRACTITIONER | 1548965031 | Family Medicine Physician | Boston, MA | 2023 |
| Mary Weiss | 1568999035 | Behavior Analyst | Wyckoff, NJ | 2017 |
| Mary Clare Weiss, DO | 1447810148 | Psychiatry Physician | Saint Louis, MO | 2019 |
| Maryann Weiss, CDCA | 1831692144 | Addiction (Substance Use Disorder) Counselor | Athens, OH | 2018 |
| Marylou Weiss, NP | 1598730632 | Family Nurse Practitioner | Chesapeake, VA | 2006 |
| Mason Weiss, M.D. | 1447256565 | Specialist | Inglewood, CA | 2005 |
| Massud Weiss | 1013411404 | Family Medicine Physician | San Marcos, CA | 2018 |
| Matthew Weiss, D.M.D. | 1164872214 | General Practice Dentistry | Bellevue, PA | 2016 |
| Matthew Weiss, MD | 1205829967 | Critical Care Medicine (Internal Medicine) Physician | South Weymouth, MA | 2005 |
| Matthew Weiss, MD | 1275023277 | Gastroenterology Physician | Hinsdale, IL | 2018 |
| Matthew Weiss, DPT | 1417380320 | Orthopedic Physical Therapist | Colorado Springs, CO | 2013 |
| Matthew Weiss, MD | 1487146486 | Critical Care Medicine (Internal Medicine) Physician | Palos Heights, IL | 2018 |
| Matthew Weiss, MD | 1568416618 | Surgical Oncology Physician | New Hyde Park, NY | 2006 |
| Matthew Weiss, D.C | 1811068364 | Chiropractor | Forest Hills, NY | 2006 |
| Matthew Weiss, M.D. | 1841439254 | Ophthalmology Physician | Boca Raton, FL | 2009 |
| Matthew Weiss, M.A. CCC-SLP | 1912211186 | Speech-Language Pathologist | South Ozone Park, NY | 2010 |
| Matthew Weiss, MD | 1932460763 | Cardiovascular Disease Physician | Missoula, MT | 2012 |
| Matthew Weiss, DO | 1982712717 | Geriatric Medicine (Internal Medicine) Physician | Fenton, MI | 2006 |
| Matthias Weiss, MD | 1245336759 | Hematology & Oncology Physician | La Crosse, WI | 2006 |
| Maureen Weiss, M.S.CCC/SLP | 1194084301 | Speech-Language Pathologist | Saint Louis, MO | 2012 |
| Maurice Weiss, M.D. | 1659350882 | Cardiovascular Disease Physician | Neptune, NJ | 2006 |
| Max Weiss | 1033058136 | Student in an Organized Health Care Education/Training Program | San Francisco, CA | 2026 |
| Max Weiss | 1184966590 | Student in an Organized Health Care Education/Training Program | Chicago, IL | 2013 |
| Maxwell Weiss, DC | 1063126316 | Chiropractor | Novi, MI | 2023 |
| Maxwell Weiss, M.A., LPC | 1194309054 | Mental Health Counselor | Chicago, IL | 2021 |
| Meagan Weiss, NP | 1164773743 | Pediatric Nurse Practitioner | Oak Lawn, IL | 2012 |
| Megan Weiss, LPC | 1174014641 | Professional Counselor | Mequon, WI | 2018 |
| Megan Weiss | 1205767621 | Behavior Technician | Saginaw, MI | 2026 |
| Megan Weiss | 1225576291 | Other Technician | Novi, MI | 2017 |
| Megan Weiss, CRNA | 1669852604 | Certified Registered Nurse Anesthetist | Athens, OH | 2015 |
| Megan Weiss, MOT, OTR/L, CLT-LANA | 1689057382 | Occupational Therapist | Longwood, FL | 2015 |
| Megan Weiss | 1841066917 | Occupational Therapist | Parkersburg, WV | 2023 |
| Megan Weiss | 1861990350 | Mental Health Counselor | Cleveland, OH | 2018 |
| Meghan Weiss, D.C. | 1477901965 | Chiropractor | Zeeland, MI | 2016 |
| Meghan Weiss, RN | 1851280028 | Registered Nurse | Bedford Hills, NY | 2025 |
| Meira Weiss, DPT | 1902372584 | Physical Therapist | Miami Beach, FL | 2018 |
| Melanie Weiss, OD | 1073674115 | Optometrist | Watertown, SD | 2006 |
| Melinda Weiss, DO | 1073952172 | Obstetrics & Gynecology Physician | Chicago, IL | 2013 |
| Melinda Weiss | 1275349227 | Behavior Technician | Covina, CA | 2024 |
| Melissa Weiss | 1285235812 | Pharmacist | Brick, NJ | 2020 |
| Melissa Weiss, MASTERS HUMAN SERVIC | 1407743743 | Adult Companion | Kearney, NE | 2025 |
| Melissa Weiss, ARNP | 1427291103 | Family Nurse Practitioner | North Port, FL | 2009 |
| Melissa Weiss, RDN | 1619625332 | Registered Dietitian | Bend, OR | 2022 |
| Melissa Weiss, FNP | 1841720372 | Family Nurse Practitioner | Blacksburg, VA | 2017 |
| Melissa Weiss | 1942985916 | Specialist | Westbury, NY | 2023 |
| Melissa Weiss | 1962257519 | Occupational Therapist | Denville, NJ | 2024 |
| Melissa Weiss, M.D. | 1972998862 | Psychiatry Physician | Stony Brook, NY | 2015 |
| Melody Weiss | 1467820324 | Licensed Practical Nurse | Syracuse, NY | 2015 |
| Melvin Weiss, O.D. | 1205838554 | Optometrist | Smyrna, GA | 2005 |
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).