Providers Mary Walker, MS to Meredith Walker, NP-C
300 individual NPIs in the federal registry, part 22,919 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. 92 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Mary Walker, MS | 1427371152 | Mental Health Counselor | Terre Haute, IN | 2010 |
| Mary Walker, PLPC | 1477342822 | Mental Health Counselor | Saint Charles, MO | 2025 |
| Mary Walker, DDS | 1497779359 | Prosthodontics | Kansas City, MO | 2006 |
| Mary Walker, APRN | 1508851890 | Nurse Practitioner | Murray, UT | 2005 |
| Mary Walker | 1528916640 | Athletic Trainer | Argyle, TX | 2026 |
| Mary Walker, SLP | 1538421185 | Speech-Language Pathologist | Jackson, MI | 2012 |
| Mary Walker, MA | 1558734913 | Professional Counselor | Orland Park, IL | 2015 |
| Mary Walker | 1568111003 | Mental Health Counselor | Houston, TX | 2022 |
| Mary Walker, MD | 1629039516 | Family Medicine Physician | Oakmont, PA | 2006 |
| Mary Walker | 1639784382 | Personal Care Attendant | Martinsburg, WV | 2020 |
| Mary Walker, SLP | 1649915661 | Speech-Language Pathologist | Englewood, FL | 2022 |
| Mary Walker, MA | 1669684288 | Mental Health Counselor | Brooklyn, NY | 2007 |
| Mary Walker, ARNP | 1689615759 | Neonatal Nurse Practitioner | Gainesville, FL | 2006 |
| Mary Walker, CRNP | 1699761619 | Psychiatric/Mental Health Nurse Practitioner | Salisbury, MD | 2005 |
| Mary Walker, LCSW | 1740682913 | Clinical Social Worker | Lexington, KY | 2014 |
| Mary Walker, OT | 1740980861 | Occupational Therapist | Anchorage, AK | 2023 |
| Mary Walker, FNP | 1750852547 | Family Nurse Practitioner | Rochester, NY | 2018 |
| Mary Walker | 1760018477 | Speech-Language Pathologist | Shreveport, LA | 2020 |
| Mary Walker | 1760102362 | Nurse's Aide | Cleveland, OH | 2022 |
| Mary Walker, RD | 1760828974 | Registered Dietitian | Charleston, SC | 2013 |
| Mary Walker, RD, LD/N | 1780077586 | Registered Dietitian | Tallahassee, FL | 2015 |
| Mary Walker | 1780439109 | Personal Care Attendant | Charleston, WV | 2024 |
| Mary Walker, COTA | 1801285309 | Occupational Therapist | Fullerton, CA | 2015 |
| Mary Walker, L.C.S.W. | 1831467125 | Clinical Social Worker | Asheville, NC | 2011 |
| Mary Walker | 1841973567 | Home Health Aide | Detroit, MI | 2023 |
| Mary Walker, CRNP | 1881281350 | Family Nurse Practitioner | Bel Air, MD | 2020 |
| Mary Walker, DDS | 1891083960 | Dentist | Bridgeport, CT | 2011 |
| Mary Walker, M.S., LPC, NCC | 1912185208 | Professional Counselor | McKinney, TX | 2008 |
| Mary Walker | 1922764430 | Other Technician | Grand Rapids, MI | 2021 |
| Mary Walker, LCSW | 1932078946 | Clinical Social Worker | Groesbeck, TX | 2025 |
| Mary Walker, M.S.CCC-A | 1932137056 | Audiologist | Quincy, MA | 2006 |
| Mary Walker | 1932340452 | Occupational Therapy Assistant | Winterville, NC | 2009 |
| Mary Walker, MASTER SOCIAL WORKER | 1932753217 | Social Worker | Buffalo, NY | 2019 |
| Mary Walker | 1942635917 | Professional Counselor | Knoxville, TN | 2013 |
| Mary Walker, P.T.A. | 1972900249 | Physical Therapy Assistant | Charlottesville, VA | 2014 |
| Mary Walker, CRNA | 1982719241 | Certified Registered Nurse Anesthetist | Aurora, CO | 2006 |
| Mary Walker, MA, LPCA, NCC | 1992181283 | Mental Health Counselor | Charlotte, NC | 2015 |
| Mary Ann Walker, NP | 1992974125 | Acute Care Nurse Practitioner | Ny, NY | 2008 |
| Mary Beth Walker, FNP | 1003309147 | Family Nurse Practitioner | Saint Louis, MO | 2018 |
| Mary Gwen Walker, SLP | 1942796297 | Speech-Language Pathologist | Louisville, KY | 2018 |
| Mary Jean Walker, APRN | 1669571428 | Obstetrics & Gynecology Nurse Practitioner | Glastonbury, CT | 2006 |
| Mary-Alexis Walker | 1346176146 | Registered Nurse | Saginaw, MI | 2026 |
| Mary-Eileen Walker, MS | 1568793032 | Mental Health Counselor | Wilton Manors, FL | 2010 |
| Maryalice Walker, NP-C | 1548636509 | Women's Health Nurse Practitioner | Brewer, ME | 2015 |
| Maryann Walker, ARNP PHD | 1134154479 | Psychiatric/Mental Health Nurse Practitioner | Gainesville, FL | 2006 |
| Marybeth Walker | 1104019041 | Pharmacist | New Winsor, NY | 2007 |
| Maryia Walker | 1528954781 | Personal Care Attendant | Beckley, WV | 2025 |
| Masa Walker, LPN | 1730034802 | Licensed Practical Nurse | Lower Burrell, PA | 2026 |
| Masen Walker | 1427982792 | Behavior Technician | Mountain Home, AR | 2026 |
| Mashunda Walker | 1427644830 | Social Worker | Chester, VA | 2020 |
| Mason Walker, DMD | 1235834003 | General Practice Dentistry | Richmond, KY | 2023 |
| Mason Walker | 1437079225 | Student in an Organized Health Care Education/Training Program | Indianapolis, IN | 2026 |
| Mason Walker | 1801557301 | Behavior Technician | Fair Oaks, CA | 2022 |
| Matalie Walker | 1891501672 | Pastoral Counselor | Bessemer, AL | 2024 |
| Mathew Walker, O.D. | 1255595864 | Optometrist | Alexandria, MN | 2008 |
| Mathew Walker | 1275313314 | Behavior Technician | Escondido, CA | 2023 |
| Mathew Walker | 1871899823 | Case Manager/Care Coordinator | Lincoln, NE | 2011 |
| Matt Walker, DPT | 1578986253 | Physical Therapist | Lake Wylie, SC | 2014 |
| Matthew Walker, MPT | 1003831249 | Physical Therapist | Meridian, ID | 2006 |
| Matthew Walker, M.D. | 1023336724 | Family Medicine Physician | Walker, LA | 2010 |
| Matthew Walker, MD | 1063823896 | Psychiatry Physician | Jackson, MS | 2014 |
| Matthew Walker | 1063957496 | Other Technician | Novi, MI | 2016 |
| Matthew Walker, PHARMD | 1083221188 | Pharmacist | Huntington, WV | 2020 |
| Matthew Walker | 1184578064 | Student in an Organized Health Care Education/Training Program | Tulsa, OK | 2026 |
| Matthew Walker | 1184584518 | Technician | Fairbanks, AK | 2025 |
| Matthew Walker, M.D. | 1184688293 | Orthopaedic Surgery of the Spine Physician | Charleston, WV | 2006 |
| Matthew Walker, D.C | 1225357882 | Chiropractor | Hollsopple, PA | 2010 |
| Matthew Walker, DNP, CRNA | 1245809060 | Certified Registered Nurse Anesthetist | Columbus, GA | 2021 |
| Matthew Walker | 1275489049 | Personal Care Attendant | Belington, WV | 2026 |
| Matthew Walker, CRNA | 1285037523 | Certified Registered Nurse Anesthetist | La Crosse, WI | 2014 |
| Matthew Walker, AUD | 1336773365 | Audiologist | Warner Robins, GA | 2020 |
| Matthew Walker | 1366169740 | Pharmacist | Dayton, OH | 2022 |
| Matthew Walker, D.M.D. | 1366762528 | Dentist | Cross City, FL | 2010 |
| Matthew Walker, LD | 1407511173 | Registered Dietitian | Waterville, ME | 2021 |
| Matthew Walker, MD | 1447276126 | Diagnostic Radiology Physician | Evanston, IL | 2006 |
| Matthew Walker, DO | 1447771530 | Obstetrics & Gynecology Physician | Fayetteville, NC | 2017 |
| Matthew Walker, JD | 1477171221 | Personal Care Attendant | Barboursville, WV | 2020 |
| Matthew Walker, PHARMD | 1477929677 | Pharmacist | Spokane, WA | 2015 |
| Matthew Walker, PT | 1487848610 | Physical Therapist | Lafayette, LA | 2007 |
| Matthew Walker | 1497426498 | Pharmacist | Painesville, OH | 2021 |
| Matthew Walker, M.D. | 1497799522 | Anesthesiology Physician | Burlington, VT | 2006 |
| Matthew Walker, MD | 1508123027 | Orthopaedic Hand Surgery Physician | Greenwood, IN | 2012 |
| Matthew Walker, PAC | 1508299124 | Medical Physician Assistant | Othello, WA | 2013 |
| Matthew Walker | 1508521477 | Behavior Technician | Colorado Springs, CO | 2021 |
| Matthew Walker, PHARMD | 1568899748 | Pharmacist | Ely, NV | 2013 |
| Matthew Walker | 1578915518 | Athletic Trainer | Manchester, MI | 2016 |
| Matthew Walker, DNP, APRN, CNP | 1588186928 | Psychiatric/Mental Health Nurse Practitioner | Quincy, IL | 2017 |
| Matthew Walker, OD | 1598286635 | Optometrist | Pullman, WA | 2017 |
| Matthew Walker, DDS | 1619070752 | Dentist | Tahlequah, OK | 2006 |
| Matthew Walker, BCBA | 1619463262 | Behavior Analyst | Irving, TX | 2018 |
| Matthew Walker, FNP | 1659625275 | Family Nurse Practitioner | Chattanooga, TN | 2012 |
| Matthew Walker, L.C.S.W. | 1689891400 | Clinical Social Worker | New York, NY | 2007 |
| Matthew Walker | 1720628498 | Addiction (Substance Use Disorder) Counselor | Clinton, IA | 2020 |
| Matthew Walker, D.D.S. | 1730499187 | Dentist | Fort Leonard Wood, MO | 2010 |
| Matthew Walker, MD | 1821132374 | Orthopaedic Surgery Physician | Richmond, VA | 2007 |
| Matthew Walker, RRT | 1851179832 | Certified Respiratory Therapist | Neptune Township, NJ | 2023 |
| Matthew Walker | 1851230122 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2026 |
| Matthew Walker | 1902390222 | Physician Assistant | Baton Rouge, LA | 2018 |
| Matthew Walker, DPT | 1902584014 | Physical Therapist | Windsor, CO | 2023 |
| Matthew Walker, D.C. | 1932346558 | Chiropractor | Arlington Heights, IL | 2009 |
| Matthew Walker, PA-C | 1942824032 | Physician Assistant | Orlando, FL | 2020 |
| Matthew Walker, PT | 1982120127 | Physical Therapist | Stockton, CA | 2017 |
| Matthew Walker, MD | 1992900419 | Emergency Medicine Physician | London, OH | 2007 |
| Maureen Walker, NP | 1154466597 | Acute Care Nurse Practitioner | Detroit, MI | 2007 |
| Maureen Walker, FNP | 1194084616 | Family Nurse Practitioner | Parker, AZ | 2012 |
| Maureen Walker | 1255635256 | Acupuncturist | Mc Kean, PA | 2011 |
| Maureen Walker, CNP | 1316472301 | Primary Care Nurse Practitioner | Huber Heights, OH | 2017 |
| Maureen Walker | 1326521790 | Registered Nurse | Hyde Park, NY | 2018 |
| Mauresa Walker, M.D. | 1154684272 | Internal Medicine Physician | Newark, NJ | 2012 |
| Mauresha Walker | 1437976198 | Behavior Technician | Farmington Hills, MI | 2024 |
| Maurey Walker, LPCA | 1235846353 | Mental Health Counselor | Lexington, KY | 2022 |
| Maurice Walker, BA | 1558497842 | Rehabilitation Practitioner | Long Beach, CA | 2007 |
| Maurice Walker | 1801148895 | Case Manager/Care Coordinator | New York, NY | 2012 |
| Max Walker, MD | 1356366090 | Body Imaging Physician | Anchorage, AK | 2006 |
| Maxene Walker, ADMINISTRATOR | 1851137020 | Nursing Home Administrator | Wellington, FL | 2024 |
| Maxine Walker | 1285234070 | Personal Care Attendant | Washington, DC | 2020 |
| Maxine Walker, RPH | 1801491774 | Pharmacist | Providence, RI | 2020 |
| Maxwell Walker, RD, LD | 1225461569 | Registered Dietitian | Saint Peters, MO | 2013 |
| Maya Walker | 1306263769 | Case Manager/Care Coordinator | Springfield, OR | 2014 |
| Maya Walker | 1619644945 | Behavior Technician | Scottsdale, AZ | 2021 |
| Mayling Walker, PH.D., M.P. | 1154413847 | Prescribing (Medical) Psychologist | New Orleans, LA | 2006 |
| Maysie Walker, MA SLP | 1851052211 | Speech-Language Pathologist | Mentor, OH | 2022 |
| McArthur Walker, MD | 1265403711 | Anesthesiology Physician | Hendersonville, NC | 2006 |
| McCall Walker | 1457705501 | Interventional Cardiology Physician | Gray, LA | 2016 |
| McClelland Walker | 1295439396 | Clinical Social Worker | Birmingham, AL | 2023 |
| McKenna Walker, AUD | 1255988374 | Audiologist | Aurora, CO | 2019 |
| McKenna Walker | 1417740655 | Day Training/Habilitation Specialist | San Francisco, CA | 2025 |
| McKenzie Walker, PA-C | 1245025014 | Physician Assistant | Escondido, CA | 2025 |
| McKenzie Walker | 1275347106 | Physical Therapist | Plainfield, IN | 2025 |
| McKenzie Walker, PSY.D. | 1306025887 | Clinical Psychologist | Lancaster, PA | 2007 |
| McKenzie Walker, MD | 1619770120 | Student in an Organized Health Care Education/Training Program | Charlotte, NC | 2025 |
| McKenzie Walker, BSW | 1962286252 | Addiction (Substance Use Disorder) Counselor | Beckley, WV | 2023 |
| McKyla Walker | 1699635706 | Addiction (Substance Use Disorder) Counselor | Wasilla, AK | 2025 |
| Me'Arisha Walker | 1699283853 | Mental Health Counselor | Baton Rouge, LA | 2018 |
| Meachel Walker, LMSW | 1396585741 | Social Worker | Kansas City, MO | 2024 |
| Meadow Walker, MA, CAP, CMHP | 1043345937 | Addiction (Substance Use Disorder) Counselor | Bradenton, FL | 2007 |
| Meagan Walker, PHARMACIST | 1013703388 | Pharmacist | Douglas, GA | 2025 |
| Meagan Walker | 1417766296 | Behavior Technician | Temple Terrace, FL | 2025 |
| Meagan Walker, MSW | 1669621967 | Case Manager/Care Coordinator | Norman, OK | 2008 |
| Meagan Walker, PNP | 1770980823 | Pediatric Nurse Practitioner | Dayton, OH | 2014 |
| Meaghan Walker | 1346114253 | Pharmacist | Kyle, SD | 2025 |
| Meaghan Walker, BCBA | 1972156974 | Behavior Analyst | Mechanicsville, VA | 2019 |
| Meaka Walker, RN/BSN | 1174303622 | Registered Nurse | Pendleton, IN | 2023 |
| Medea Walker | 1811633670 | Behavior Technician | San Ramon, CA | 2022 |
| Medina Walker | 1346825684 | Massage Therapist | Towson, MD | 2021 |
| Meeca Walker, M.D. | 1457338667 | Obstetrics & Gynecology Physician | Chattanooga, TN | 2005 |
| Meg Walker, COMS | 1942426085 | Specialist | Penhook, VA | 2007 |
| Megan Walker | 1013464692 | Advanced Practice Midwife | Carbondale, IL | 2016 |
| Megan Walker, PA-C | 1013513613 | Physician Assistant | Abingdon, MD | 2020 |
| Megan Walker, M.D. | 1023308863 | Family Medicine Physician | San Antonio, TX | 2011 |
| Megan Walker | 1043000797 | Personal Care Attendant | Odd, WV | 2025 |
| Megan Walker | 1073349544 | Student in an Organized Health Care Education/Training Program | Jackson, MS | 2024 |
| Megan Walker, MS-SLP | 1083976815 | Speech-Language Pathologist | Ogden, UT | 2012 |
| Megan Walker | 1114396017 | Specialist | Auburn, CA | 2015 |
| Megan Walker, M.D. | 1124384326 | Gastroenterology Physician | Indianapolis, IN | 2012 |
| Megan Walker, PA-C | 1124611553 | Physician Assistant | Huntsville, AL | 2021 |
| Megan Walker, DC | 1144972910 | Chiropractor | Fulshear, TX | 2022 |
| Megan Walker, CRNA | 1164661229 | Certified Registered Nurse Anesthetist | Jacksonville, FL | 2009 |
| Megan Walker | 1225740145 | Doula | Denver, CO | 2022 |
| Megan Walker, APRN | 1235001132 | Nurse Practitioner | Overland Park, KS | 2025 |
| Megan Walker | 1235974387 | Mental Health Counselor | Bristol, FL | 2024 |
| Megan Walker | 1265230551 | Behavior Technician | Elk Grove, CA | 2025 |
| Megan Walker, RDN | 1316786122 | Registered Dietitian | Peyton, CO | 2024 |
| Megan Walker | 1316894207 | Community Health Worker | Lima, OH | 2026 |
| Megan Walker | 1336875442 | Behavior Technician | Columbia, MO | 2022 |
| Megan Walker, D.C. | 1366598682 | Chiropractor | Mansfield, OH | 2007 |
| Megan Walker | 1376194894 | Community Health Worker | Eugene, OR | 2019 |
| Megan Walker, RD, LD | 1437831617 | Registered Dietitian | Pandora, OH | 2023 |
| Megan Walker | 1457865651 | Women's Health Nurse Practitioner | Portage, IN | 2017 |
| Megan Walker, PT, DPT | 1487166732 | Physical Therapist | Ocala, FL | 2017 |
| Megan Walker | 1568296754 | Behavior Technician | Monrovia, CA | 2024 |
| Megan Walker, CADC-II | 1609451509 | Addiction (Substance Use Disorder) Counselor | Suwanee, GA | 2021 |
| Megan Walker, F.N.P. | 1619014206 | Family Nurse Practitioner | Purcellville, VA | 2007 |
| Megan Walker, LVN | 1649736794 | Licensed Vocational Nurse | Hemphill, TX | 2019 |
| Megan Walker | 1649969965 | Behavior Technician | Kentwood, MI | 2023 |
| Megan Walker | 1659089761 | Case Manager/Care Coordinator | Washington, WV | 2022 |
| Megan Walker, MEGAN | 1689169039 | Dentist | Beckley, WV | 2018 |
| Megan Walker | 1700302544 | Home Health Aide | Philadelphia, PA | 2017 |
| Megan Walker, PA-C | 1720751019 | Physician Assistant | Saint Augustine, FL | 2021 |
| Megan Walker, O.D. | 1750331161 | Low Vision Rehabilitation Optometrist | Dothan, AL | 2006 |
| Megan Walker | 1760038020 | Behavior Analyst | Tukwila, WA | 2019 |
| Megan Walker, LCSW | 1760149728 | Clinical Social Worker | Carlsbad, NM | 2021 |
| Megan Walker | 1770297244 | Massage Therapist | Houston, TX | 2023 |
| Megan Walker, MS, RN, CPNP | 1851694475 | Pediatric Nurse Practitioner | Kettering, OH | 2010 |
| Megan Walker | 1902389703 | Pharmacist | Erie, PA | 2018 |
| Megan Walker | 1912157595 | Specialist | Reading, PA | 2008 |
| Megan Walker | 1922712199 | Personal Care Attendant | Charleston, WV | 2023 |
| Megan Walker, LDO | 1922821628 | Optician | Decatur, GA | 2024 |
| Meghan Walker | 1124501770 | Behavior Technician | Novi, MI | 2018 |
| Meghan Walker, DPT | 1366086068 | Pediatric Physical Therapist | Tarzana, CA | 2019 |
| Meghan Walker | 1487313052 | Behavior Technician | Colorado Springs, CO | 2021 |
| Meghan Walker, LPC | 1649891300 | Professional Counselor | Leesburg, VA | 2020 |
| Meghan Walker | 1730644261 | Registered Nurse | Watkins Glen, NY | 2019 |
| Meghan Walker, PMHNP | 1972464329 | Psychiatric/Mental Health Nurse Practitioner | Lincoln, NE | 2025 |
| Meiya Walker | 1922845767 | Mental Health Counselor | Vicksburg, MS | 2024 |
| Melanece Walker | 1396689758 | Social Worker | Willingboro, NJ | 2026 |
| Melanie Walker, CDCA | 1043725872 | Addiction (Substance Use Disorder) Counselor | Mansfield, OH | 2017 |
| Melanie Walker, PHARM.D | 1053625889 | Pharmacist | Somerville, MA | 2010 |
| Melanie Walker, CRNP | 1063911154 | Acute Care Nurse Practitioner | Cullman, AL | 2018 |
| Melanie Walker, NP-C | 1083948889 | Nurse Practitioner | Billings, MT | 2009 |
| Melanie Walker, LPC | 1255881652 | Mental Health Counselor | Jefferson City, MO | 2016 |
| Melanie Walker | 1326902925 | Community Health Worker | Springfield, VT | 2025 |
| Melanie Walker, MD | 1346272721 | Pediatrics Physician | Raleigh, NC | 2006 |
| Melanie Walker | 1417399809 | Specialist | El Reno, OK | 2013 |
| Melanie Walker | 1437764255 | Mental Health Counselor | Whitinsville, MA | 2020 |
| Melanie Walker | 1437973542 | Clinical Social Worker | Saint Louis, MO | 2024 |
| Melanie Walker | 1467132654 | Psychiatric/Mental Health Nurse Practitioner | Fort Collins, CO | 2023 |
| Melanie Walker, LCSW | 1518981737 | Clinical Social Worker | Murfreesboro, TN | 2006 |
| Melanie Walker, RPH | 1558696120 | Pharmacist | Salisbury, NC | 2009 |
| Melanie Walker, MD | 1578643540 | Neurological Surgery Physician | Seattle, WA | 2006 |
| Melanie Walker | 1598648966 | Assistant Behavior Analyst | Greensboro, NC | 2025 |
| Melanie Walker, CRNA | 1881990422 | Certified Registered Nurse Anesthetist | Anchorage, AK | 2011 |
| Melanie Walker | 1962064105 | Pediatric Registered Nurse | Honolulu, HI | 2019 |
| Melba Walker | 1528263134 | Counselor | Oklahoma City, OK | 2007 |
| Melena Walker, RBT | 1477178093 | Behavior Technician | Virginia Beach, VA | 2020 |
| Melinda Walker, DPT | 1144659772 | Physical Therapist | Dallas, OR | 2013 |
| Melinda Walker, BCABA | 1225437171 | Behavior Analyst | Fort Myers, FL | 2014 |
| Melinda Walker | 1295216299 | Occupational Therapy Assistant | White Hall, AR | 2018 |
| Melinda Walker, DO | 1306838156 | Family Medicine Physician | Belleville, IL | 2005 |
| Melinda Walker, LMT | 1326345927 | Massage Therapist | Kingman, AZ | 2011 |
| Melinda Walker, LPC | 1568785442 | Professional Counselor | Fife Lake, MI | 2010 |
| Melinda Walker, LPCC | 1598838971 | Mental Health Counselor | Santa Fe, NM | 2006 |
| Melinda Walker, PA | 1679660948 | Psychologist | Owingsville, KY | 2006 |
| Melinda Walker, L.I.C.S.W. | 1689831943 | Clinical Social Worker | Seattle, WA | 2008 |
| Melinda Walker | 1962391458 | Home Health Aide | Dunbar, WV | 2025 |
| Melinda Walker | 1962655381 | Registered Nurse | Morrilton, AR | 2008 |
| Melinda Walker | 1982031704 | Rehabilitation Practitioner | Las Vegas, NV | 2013 |
| Melisa Walker, LCSW | 1124440995 | Clinical Social Worker | Bridgeton, NJ | 2014 |
| Melissa Walker, MSP, CCC-SLP | 1003207135 | Speech-Language Pathologist | Castle Rock, CO | 2015 |
| Melissa Walker, RN, DNP, AC-PNP | 1013793827 | Pediatric Nurse Practitioner | Washington, DC | 2023 |
| Melissa Walker, PA | 1053800268 | Physician Assistant | Del City, OK | 2018 |
| Melissa Walker | 1073119939 | Behavior Technician | San Diego, CA | 2020 |
| Melissa Walker, OT | 1104356278 | Pediatric Occupational Therapist | Denison, TX | 2017 |
| Melissa Walker | 1174457097 | Massage Therapist | Airway Heights, WA | 2026 |
| Melissa Walker, RN, CDE | 1184559676 | Registered Nurse | Council Bluffs, IA | 2026 |
| Melissa Walker, ATC, CES | 1194221747 | Athletic Trainer | Fairfield, CT | 2018 |
| Melissa Walker | 1205360047 | Mental Health Counselor | Battle Creek, MI | 2017 |
| Melissa Walker, O.D. | 1215299359 | Optometrist | Lancaster, PA | 2012 |
| Melissa Walker, ATR-BC, LPAT | 1235969619 | Art Therapist | Bethesda, MD | 2024 |
| Melissa Walker | 1255713830 | Student in an Organized Health Care Education/Training Program | Atoka, OK | 2015 |
| Melissa Walker, AGACNP-BC | 1285582700 | Acute Care Nurse Practitioner | Marysville, CA | 2026 |
| Melissa Walker, M.ED., CCC-SLP | 1306618046 | Speech-Language Pathologist | Dalton, GA | 2023 |
| Melissa Walker | 1306936448 | Clinical Social Worker | Seguin, TX | 2006 |
| Melissa Walker, LPC-MHSP | 1326592817 | Mental Health Counselor | Memphis, TN | 2016 |
| Melissa Walker, RN | 1336507573 | General Practice Registered Nurse | Honolulu, HI | 2016 |
| Melissa Walker, DO | 1346248499 | Family Medicine Physician | San Antonio, TX | 2005 |
| Melissa Walker | 1356073258 | Community Health Worker | Athens, OH | 2022 |
| Melissa Walker | 1356616460 | Developmental Therapist | Pompano Beach, FL | 2012 |
| Melissa Walker | 1376154336 | Personal Care Attendant | Madison, WV | 2020 |
| Melissa Walker, NP | 1386450427 | Family Nurse Practitioner | Canton, GA | 2024 |
| Melissa Walker, BCBA, LBA-CT | 1396359873 | Behavior Analyst | Shelton, CT | 2020 |
| Melissa Walker, LCSW | 1407401870 | Clinical Social Worker | Albuquerque, NM | 2019 |
| Melissa Walker, ITFS | 1467722736 | Recreation Therapist | Waxhaw, NC | 2012 |
| Melissa Walker | 1487835104 | Social Worker | Brooklyn, NY | 2007 |
| Melissa Walker | 1497677975 | Speech-Language Pathologist | Franklin, TN | 2026 |
| Melissa Walker | 1508345364 | Occupational Therapist | Kenmore, NY | 2018 |
| Melissa Walker, LMFT | 1518439801 | Marriage & Family Therapist | Carrollton, TX | 2018 |
| Melissa Walker, PT CLT | 1528027661 | Physical Therapist | Vernon Hills, IL | 2006 |
| Melissa Walker, LPC, NCC | 1538560891 | Mental Health Counselor | Houma, LA | 2014 |
| Melissa Walker | 1558925271 | Behavior Technician | Farmington Hills, MI | 2019 |
| Melissa Walker | 1578333712 | Behavior Technician | Draper, UT | 2024 |
| Melissa Walker, PA-C | 1578920211 | Physician Assistant | Ashburn, VA | 2016 |
| Melissa Walker | 1609664259 | Developmental Therapist | Greentown, IN | 2025 |
| Melissa Walker | 1659078202 | Assistant Behavior Analyst | Farmington, MO | 2023 |
| Melissa Walker, R.N., A.P.N., C | 1659533487 | Pediatric Nurse Practitioner | Haskell, NJ | 2008 |
| Melissa Walker | 1669298816 | Case Manager/Care Coordinator | Athens, OH | 2024 |
| Melissa Walker | 1699230110 | School Social Worker | Miami, FL | 2019 |
| Melissa Walker | 1699480301 | Behavior Technician | Cordova, TN | 2023 |
| Melissa Walker, MD | 1710220876 | Emergency Medicine Physician | Provo, UT | 2013 |
| Melissa Walker | 1760229967 | Homemaker | Howard, OH | 2024 |
| Melissa Walker, NP | 1811182074 | Nurse Practitioner | Waukesha, WI | 2007 |
| Melissa Walker | 1821978628 | Doula | Watsonville, CA | 2025 |
| Melissa Walker | 1841783305 | Peer Specialist | Kearney, NE | 2018 |
| Melissa Walker, MD | 1881273498 | Student in an Organized Health Care Education/Training Program | Akron, OH | 2021 |
| Melissa Walker | 1891383782 | Personal Care Attendant | Huntington, WV | 2021 |
| Melissa Walker, NP | 1922329424 | Nurse Practitioner | Carrollton, GA | 2010 |
| Melissa Walker, MD, PHD | 1942595608 | Neurology with Special Qualifications in Child Neurology Physician | Boston, MA | 2011 |
| Melissa Walker, CNP | 1952052912 | Adult Medicine Physician | Onamia, MN | 2022 |
| Melissa Walker, RRT | 1952947715 | Pulmonary Rehabilitation Registered Respiratory Therapist | Hot Springs, AR | 2019 |
| Melissa Walker, LLPC | 1972108074 | Addiction (Substance Use Disorder) Counselor | Richmond, MI | 2020 |
| Melissa Walker, LPC | 1982158895 | Mental Health Counselor | Westminster, CO | 2016 |
| Melodie Walker | 1902495989 | Behavior Technician | Covina, CA | 2021 |
| Melody Walker | 1144071408 | Personal Care Attendant | Barboursville, WV | 2024 |
| Melody Walker, BHCM II | 1518391028 | Case Manager/Care Coordinator | Tahlequah, OK | 2013 |
| Melody Walker | 1528926433 | Athletic Trainer | Tyler, AL | 2026 |
| Melody Walker | 1588551816 | Chore Provider | North Platte, NE | 2025 |
| Melody Walker, CCC-SLP | 1629150735 | Speech-Language Pathologist | Tulsa, OK | 2006 |
| Melody Walker, FNP, APRN, PMHNP-BC | 1639692627 | Family Nurse Practitioner | Baton Rouge, LA | 2017 |
| Melody Walker, RN | 1811226269 | Medical-Surgical Registered Nurse | Wappingers Falls, NY | 2009 |
| Melva Walker | 1679354203 | Behavior Technician | Bay City, MI | 2023 |
| Melvin Walker, B.S., PCSS | 1083546782 | Case Manager/Care Coordinator | Jackson, MS | 2026 |
| Melvin Walker, MD | 1558306704 | Internal Medicine Physician | Springfield, MO | 2006 |
| Melvin Walker, MHPP | 1811299118 | Case Manager/Care Coordinator | Little Rock, AR | 2010 |
| Melvin Walker | 1952750689 | Physical Therapy Assistant | Brooklyn, NY | 2016 |
| Meosha Walker | 1730867623 | Personal Care Attendant | Grand Rapids, MI | 2023 |
| Mercedes Walker | 1215750286 | Personal Care Attendant | Las Vegas, NV | 2024 |
| Meredith Walker, LICSW | 1245313261 | Social Worker | Framingham, MA | 2006 |
| Meredith Walker | 1356132930 | Doula | Marion, IN | 2025 |
| Meredith Walker | 1356657910 | Clinical Social Worker | Boston, MA | 2010 |
| Meredith Walker, NP-C | 1407106818 | Primary Care Nurse Practitioner | Massillon, OH | 2012 |
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).