Providers Shelby Wallington, MSW, LGSW to Katherine Wallisch, M.S., CCC-SLP
300 individual NPIs in the federal registry, part 22,958 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. 87 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Shelby Wallington, MSW, LGSW | 1356187249 | Social Worker | Brooklyn, MD | 2024 |
| Shikia Wallington | 1801728431 | Behavior Technician | Greensboro, NC | 2026 |
| Sierra Wallington | 1366327751 | Registered Nurse | Detroit, MI | 2025 |
| Victoria Wallington, CPHT | 1063476919 | Pharmacy Technician | Reno, NV | 2006 |
| William Wallington, RN, CNP | 1619314184 | Family Nurse Practitioner | Saint Cloud, MN | 2013 |
| Amy Wallins, LCSW | 1013629039 | Clinical Social Worker | Atlanta, GA | 2022 |
| Ariel Wallins, LCSW | 1265815989 | Social Worker | New York, NY | 2015 |
| Arnold Wallins, DDS | 1447235718 | Dentist | Peabody, MA | 2005 |
| Joseph Wallins, M.D. | 1215349824 | Internal Medicine Physician | Boston, MA | 2014 |
| Rosemary Wallio, LCSW | 1770920811 | Clinical Social Worker | Elizabeth City, NC | 2013 |
| Stephanie Wallio, PHD | 1295272078 | Clinical Psychologist | Greenville, NC | 2017 |
| Katrina Wallior | 1811439003 | Physical Therapist | Devon, PA | 2016 |
| Aaron Wallis | 1235497785 | Community Health Worker | Canadian, OK | 2012 |
| Aaron Wallis, PHD | 1386406551 | Psychologist | Mancos, CO | 2024 |
| Alexandra Wallis | 1740895184 | Behavior Technician | Kissimmee, FL | 2020 |
| Amanda Wallis, OT | 1528425899 | Occupational Therapist | Utica, NY | 2016 |
| Amie Wallis, CCC-SLP | 1629384318 | Speech-Language Pathologist | Conway, AR | 2010 |
| Amy Wallis, FNP | 1275598864 | Family Nurse Practitioner | Fort Madison, IA | 2006 |
| Amy Wallis, LPC | 1780930370 | Mental Health Counselor | Moore, OK | 2012 |
| Angel Wallis, LPC | 1093835688 | Professional Counselor | Jonesboro, AR | 2007 |
| Anna Wallis, PHARM.D | 1821694159 | Pharmacist | Yukon, OK | 2020 |
| Anna-Sophia Wallis | 1447196811 | Military Health Care Provider | Bethesda, MD | 2026 |
| Anne Wallis, RN | 1396210100 | Home Health Registered Nurse | Portland, OR | 2018 |
| Ashley Wallis, M.S. | 1699030189 | Counselor | Albany, NY | 2012 |
| Barbara Wallis, LPCC-SUPV | 1124431515 | Professional Counselor | Dover, OH | 2014 |
| Barrett Wallis, MD | 1740220938 | Gastroenterology Physician | Crystal River, FL | 2006 |
| Benjamin Wallis, MD | 1720309826 | Anesthesiology Physician | Evanston, IL | 2010 |
| Benjamin Wallis, MSPT | 1871554899 | Physical Therapist | Novi, MI | 2006 |
| Beverly Wallis | 1467047159 | Massage Therapist | Branson, MO | 2021 |
| Billie Wallis, LCSW | 1053459156 | Mental Health Counselor | Lafayette, LA | 2007 |
| Billie Wallis, LPC-S | 1568705739 | Professional Counselor | Chickasha, OK | 2013 |
| Brandon Wallis, D.C. | 1528112877 | Chiropractor | Livonia, MI | 2007 |
| Brenda Wallis, CRNA | 1477579688 | Certified Registered Nurse Anesthetist | Lufkin, TX | 2006 |
| Brianna Wallis, DO | 1578367108 | Student in an Organized Health Care Education/Training Program | Akron, OH | 2025 |
| Brittany Wallis, DPT | 1124498175 | Physical Therapist | Windsor, CT | 2015 |
| Brittany Wallis, LMFT | 1821487851 | Marriage & Family Therapist | Coral Gables, FL | 2015 |
| Candace Wallis | 1215691597 | Clinical Social Worker | Coos Bay, OR | 2021 |
| Carl Wallis, MD | 1396087623 | Orthopaedic Surgery Physician | Henderson, NV | 2013 |
| Carly Wallis, M.S., RPA-C | 1992030316 | Physician Assistant | Zanesville, OH | 2009 |
| Cary Wallis, PSY.D. | 1215088554 | Clinical Psychologist | Cincinnati, OH | 2007 |
| Casey Wallis, LCPC | 1669002747 | Professional Counselor | Claycomo, MO | 2020 |
| Casie Wallis | 1437953908 | Registered Nurse | Claremore, OK | 2025 |
| Christa Wallis, LMFT | 1922425776 | Marriage & Family Therapist | San Bernardino, CA | 2014 |
| Christine Wallis, PT, DPT, NCS | 1285136424 | Neurology Physical Therapist | Ann Arbor, MI | 2018 |
| Christine Wallis, MS, RN, ACNS-BC | 1689451213 | Adult Health Clinical Nurse Specialist | Milwaukee, WI | 2023 |
| Christopher Wallis, M.D. | 1104113828 | Psychiatry Physician | San Francisco, CA | 2011 |
| Christopher Wallis, MD, PHD | 1356903652 | Urology Physician | Nashville, TN | 2019 |
| Christopher Wallis, D.D.S. | 1497901995 | Oral and Maxillofacial Surgery (Dentist) | Bozeman, MT | 2008 |
| Christopher Wallis, PA-C | 1891866513 | Physician Assistant | Lebanon, OR | 2006 |
| Clinton Wallis, O.T. | 1053359208 | Specialist | Mobile, AL | 2006 |
| Clinton Wallis, M.D. | 1255384483 | Gastroenterology Physician | Oklahoma City, OK | 2006 |
| Colleen Wallis, P.A.C. | 1922066117 | Physician Assistant | Hibbing, MN | 2006 |
| Connie Wallis | 1912132846 | Registered Nurse | Searcy, AR | 2009 |
| Corinne Wallis, PT, DPT | 1255040358 | Physical Therapist | Tucson, AZ | 2022 |
| Corinne Wallis, LCMHC | 1992482194 | Mental Health Counselor | Nashville, TN | 2023 |
| Cornelia Wallis, PT | 1225614050 | Physical Therapist | Grand Rapids, MI | 2021 |
| Cynthia Wallis, LISW | 1386864304 | Clinical Social Worker | Mansfield, OH | 2007 |
| Cynthia Wallis, DVM, LAC | 1447835038 | Acupuncturist | Glenwood Springs, CO | 2021 |
| Dana Wallis, MSN, APRN, FNP-C | 1255102844 | Family Nurse Practitioner | Saint Francisville, LA | 2024 |
| Daniel Wallis, DC | 1205228467 | Chiropractor | Fort Collins, CO | 2015 |
| Daniel Wallis, M.D. | 1871957076 | Dermatology Physician | Live Oak, TX | 2016 |
| Danielle Wallis | 1881900702 | Licensed Practical Nurse | Fulton, NY | 2010 |
| Darin Wallis, LMFT, LCSW, CAC III | 1033355797 | Mental Health Counselor | Wheat Ridge, CO | 2008 |
| Darren Wallis, O.D. | 1356485593 | Optometrist | New York, NY | 2007 |
| David Wallis | 1134685167 | Peer Specialist | Madison Heights, MI | 2019 |
| David Wallis, MD | 1255383139 | Internal Medicine Physician | Redondo Beach, CA | 2006 |
| Dawn Wallis, RN | 1609358233 | Registered Nurse | Wausau, WI | 2018 |
| Deanna Wallis, REGISTERED NURSE | 1619901790 | Registered Nurse | Fort Carson, CO | 2006 |
| Deborah Wallis, LAC | 1790908374 | Mental Health Counselor | Nashville, AR | 2007 |
| Deborahlee Wallis | 1679989271 | Registered Nurse | Fort Myers, FL | 2014 |
| Denise Wallis, MD | 1386733863 | Family Medicine Physician | Mc Lean, VA | 2006 |
| Dennis Wallis, DDS | 1710064563 | General Practice Dentistry | Coweta, OK | 2006 |
| Derek Wallis | 1740047232 | Behavior Technician | Saginaw, MI | 2024 |
| Diane Wallis, MD | 1659323574 | Cardiovascular Disease Physician | Carmel, IN | 2006 |
| Donna Wallis, LCSW | 1780007559 | Clinical Social Worker | Sulphur Springs, TX | 2014 |
| Donna Wallis, W.H.N.P. | 1851313191 | Women's Health Nurse Practitioner | Jackson, TN | 2006 |
| Donna Jo Wallis | 1174004634 | Behavior Analyst | Saginaw, MI | 2018 |
| Dorothy Wallis, LMSW | 1275997769 | Social Worker | Nashville, TN | 2016 |
| Eliana Wallis | 1063366714 | Behavior Technician | Monrovia, CA | 2026 |
| Elizabeth Wallis, M.D. | 1023344025 | Pediatrics Physician | Charleston, SC | 2009 |
| Elizabeth Wallis, PA-C | 1326681800 | Medical Physician Assistant | Edina, MN | 2019 |
| Elizabeth Wallis, APN | 1740528546 | Family Nurse Practitioner | Nashville, AR | 2013 |
| Elizabeth Wallis, MD | 1821551334 | Pediatrics Physician | Bloomington, IL | 2019 |
| Ella Wallis | 1023979812 | Professional Counselor | Liberty Township, OH | 2025 |
| Emily Wallis, PHARM.D. | 1205039161 | Pharmacist | Nashville, TN | 2007 |
| Emily Wallis, M.S. | 1336312933 | Case Manager/Care Coordinator | Tulsa, OK | 2008 |
| Emily Wallis | 1891332276 | Nutrition Education Nutritionist | Rome, NY | 2019 |
| Emma Wallis | 1265116578 | Mental Health Counselor | Aurora, IL | 2023 |
| Eugenia Wallis, RD/LDN | 1952245573 | Registered Dietitian | Key Biscayne, FL | 2026 |
| Farrah Wallis, RDH | 1760258867 | Dental Hygienist | Denver, CO | 2023 |
| Frankie Wallis | 1760848360 | Family Nurse Practitioner | Sylacauga, AL | 2016 |
| Gonzalo Wallis, MD | 1417179078 | Pediatric Cardiology Physician | Charlotte, NC | 2007 |
| Gordon Wallis, LMT. | 1548711005 | Specialist | Anchorage, AK | 2016 |
| Gregory Wallis, CRNA | 1376698290 | Certified Registered Nurse Anesthetist | Nacogdoches, TX | 2007 |
| Gregory Wallis, DO | 1790308278 | Emergency Medicine Physician | Pullman, WA | 2020 |
| Hannah Wallis | 1093454548 | Physician Assistant | Ipswich, MA | 2022 |
| Hannah Wallis, P.T., D.P.T. | 1952855728 | Physical Therapist | Signal Hill, CA | 2016 |
| Ian Wallis, MD | 1053251348 | Student in an Organized Health Care Education/Training Program | Rochester, NY | 2026 |
| Isabelle Wallis | 1841952728 | Behavior Technician | Shawnee Mission, KS | 2021 |
| Jack Wallis, MD | 1962484733 | Family Medicine Physician | San Marcos, TX | 2005 |
| Jacob Wallis | 1568118172 | Physician Assistant | Fayetteville, GA | 2022 |
| Jacque Wallis, RN | 1114546413 | Registered Nurse | Fort Collins, CO | 2020 |
| Jake Wallis | 1235682238 | Physical Therapist | Morrilton, AR | 2016 |
| James Wallis, MD | 1215033295 | Cardiovascular Disease Physician | Long Beach, CA | 2006 |
| James Wallis | 1952462327 | General Practice Dentistry | Houston, TX | 2006 |
| Jamie Wallis | 1790540763 | Speech-Language Pathologist | Houston, TX | 2024 |
| Jane Wallis, M.S-SLP | 1255685590 | Speech-Language Pathologist | Antioch, CA | 2012 |
| Janice Wallis | 1558499574 | School Registered Nurse | Harrison, AR | 2007 |
| Jared Wallis, DDS | 1396033494 | Dentist | Las Cruces, NM | 2011 |
| Jasmine Wallis | 1548944150 | Community Health Worker | Fairbanks, AK | 2023 |
| Jason Wallis, LPC | 1396913331 | Professional Counselor | Portland, OR | 2008 |
| Jason Wallis, MSW, LICSW | 1942707500 | Clinical Social Worker | Washington, DC | 2018 |
| Jeffrey Wallis, D.M.D. | 1528371507 | Oral and Maxillofacial Surgery (Dentist) | Cherry Hill, NJ | 2010 |
| Jenelle Wallis, APRN | 1386279032 | Acute Care Nurse Practitioner | Little Rock, AR | 2020 |
| Jennifer Wallis | 1043966427 | Speech-Language Pathologist | Leander, TX | 2022 |
| Jennifer Wallis, MSW | 1780690800 | Clinical Social Worker | Saint Louis, MO | 2006 |
| Jennifer Wallis, LCSW, CADCIII | 1821285628 | Clinical Social Worker | Portland, OR | 2007 |
| Jereme Wallis | 1265247993 | Adult Companion | Lincoln, NE | 2025 |
| Jerold Wallis, MD | 1225122567 | Nuclear Medicine Physician | Saint Louis, MO | 2006 |
| Jesscia Wallis | 1588370274 | Registered Dietitian | Durham, NC | 2023 |
| Jessica Wallis | 1063165181 | Behavior Technician | Fullerton, CA | 2022 |
| Jessica Wallis | 1568590396 | Chore Provider | Dickson, TN | 2007 |
| Jessie Wallis | 1356672638 | Case Manager/Care Coordinator | Oneida, NY | 2010 |
| Joanne Wallis, ANP | 1265437172 | Family Nurse Practitioner | Warm Springs, OR | 2005 |
| Joanne Wallis, PNP | 1932370756 | Primary Care Nurse Practitioner | Vancouver, WA | 2008 |
| Jodi Wallis, D.O. | 1811135684 | Obstetrics & Gynecology Physician | Syracuse, NY | 2009 |
| Jodie Wallis, CLC, MS, CCC-SLP | 1154934172 | Speech-Language Pathologist | Saint Peters, MO | 2020 |
| Joe Wallis, ED.S. | 1669731386 | Mental Health Counselor | Gainesville, FL | 2012 |
| Joel Wallis | 1164981452 | Clinical Social Worker | Orem, UT | 2019 |
| John Wallis, MD | 1023004207 | Internal Medicine Physician | New Orleans, LA | 2005 |
| John Wallis, D.MIN. | 1023161197 | Pastoral Counselor | Ft Lauderdale, FL | 2007 |
| John Wallis, PHARMD | 1467964635 | Pharmacist | Londonderry, NH | 2017 |
| John Wallis, MD | 1639734569 | Student in an Organized Health Care Education/Training Program | Philadelphia, PA | 2019 |
| John Wallis, L.P.C. | 1851545396 | Mental Health Counselor | Wasilla, AK | 2008 |
| Jon Wallis, DMD | 1821510728 | Dentist | Casa Grande, AZ | 2017 |
| Jonathan Wallis, LCSW | 1124253307 | Clinical Social Worker | San Francisco, CA | 2009 |
| Jonathan Wallis, MA, LMHCA | 1134738222 | Counselor | Everett, WA | 2020 |
| Jordan Wallis | 1922859206 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2024 |
| Jordann Wallis, MS, CGC | 1316544075 | Genetic Counselor (M.S.) | Portland, OR | 2020 |
| Joseph Wallis, DO | 1285672154 | Obstetrics & Gynecology Physician | Dover, NJ | 2006 |
| Joseph Wallis, CRNA | 1790851368 | Certified Registered Nurse Anesthetist | Huntington, WV | 2006 |
| Judy Wallis, PTA | 1356558324 | Physical Therapy Assistant | Grand Rapids, MI | 2007 |
| Judy Wallis, MSW | 1710147772 | Mental Health Counselor | Lafayette, LA | 2008 |
| Julian Wallis | 1063112720 | Student in an Organized Health Care Education/Training Program | Evanston, IL | 2023 |
| Julie Wallis, SLP | 1871804955 | Speech-Language Pathologist | Kansas City, MO | 2010 |
| Justene Wallis | 1205174133 | Adult Companion | Portland, OR | 2013 |
| Justin Wallis | 1467048405 | Peer Specialist | Oklahoma City, OK | 2020 |
| Kandice Wallis | 1023412012 | Case Manager/Care Coordinator | Ada, OK | 2014 |
| Karen Wallis, PHYSICAL THERAPIST | 1174643613 | Physical Therapist | Ann Arbor, MI | 2007 |
| Karen Wallis, OT/L | 1215303102 | Occupational Therapist | Berea, OH | 2015 |
| Karen Wallis | 1487253274 | Behavior Technician | Denver, CO | 2020 |
| Karen Wallis, M.ED., PCC, LCDC III | 1730416017 | Mental Health Counselor | Beachwood, OH | 2009 |
| Kate Wallis, MD, MPH | 1023378965 | Pediatrics Physician | Philadelphia, PA | 2012 |
| Katelyn Wallis | 1679158877 | Behavior Technician | Fort Gratiot, MI | 2021 |
| Kathryn Wallis, MS/CCC-SLP | 1295921385 | Speech-Language Pathologist | Duluth, MN | 2007 |
| Katie Wallis, MS, ATC | 1215439856 | Athletic Trainer | Cape Girardeau, MO | 2018 |
| Katy Wallis, PHARMD | 1518244128 | Pharmacist | Sarasota, FL | 2011 |
| Kelly Wallis, LCPC | 1659862050 | Professional Counselor | Timonium, MD | 2018 |
| Kelly Wallis, FNP-C | 1790454130 | Family Nurse Practitioner | San Diego, CA | 2021 |
| Kelly Wallis, D.C. | 1952724395 | Chiropractor | Fort Myers, FL | 2014 |
| Kenneth Wallis, DDS | 1538350038 | General Practice Dentistry | Santa Clara, CA | 2007 |
| Kenneth Wallis, M.D. | 1649243692 | Psychiatry Physician | Davis, CA | 2006 |
| Keri Wallis, MSN-ED, RN, CCM | 1548955842 | Case Management Registered Nurse | Milledgeville, GA | 2023 |
| Kerry Wallis, LMHC, CAP | 1093037384 | Mental Health Counselor | Boca Raton, FL | 2010 |
| Kiana Wallis, RBT | 1407345119 | Behavior Technician | Seattle, WA | 2018 |
| Kimberly Wallis, M.S. | 1184058075 | Genetic Counselor (M.S.) | Cleveland, OH | 2013 |
| Kirk Wallis, R.D.O. | 1649315920 | Optician | Lancaster, CA | 2007 |
| Kristen Wallis, RN | 1063865780 | Registered Nurse | Cortland, NY | 2016 |
| Kristen Wallis, MD | 1568662492 | Pediatrics Physician | Hamden, CT | 2007 |
| Kristen Wallis | 1912322140 | Marriage & Family Therapist | San Diego, CA | 2014 |
| Kristin Wallis, MD | 1972593978 | Pediatrics Physician | Tualatin, OR | 2005 |
| Krystal Wallis, PHARM D | 1720334329 | Pharmacist | Brockport, NY | 2012 |
| Landon Wallis, MS,CCC-SLP | 1396945986 | Speech-Language Pathologist | Batesville, MS | 2007 |
| Larry Wallis, OD | 1821083585 | Optometrist | Gloucester City, NJ | 2005 |
| Laura Wallis, LICSW | 1689768590 | Clinical Social Worker | Springfield, MA | 2006 |
| Lauren Wallis, MA, LLPC | 1518636042 | Mental Health Counselor | Saranac, MI | 2021 |
| Lauren Wallis | 1679445696 | Family Nurse Practitioner | Binghamton, NY | 2025 |
| Laurie Wallis, R.N. | 1396155594 | Registered Nurse | Danville, CA | 2014 |
| Leah Wallis | 1619398617 | School Registered Nurse | Las Cruces, NM | 2013 |
| Leslea Wallis, P.T. | 1396166708 | Physical Therapist | Mobile, AL | 2014 |
| Lillian Wallis | 1639009046 | Behavior Technician | Mishawaka, IN | 2026 |
| Linzi Wallis | 1942170717 | Speech-Language Assistant | Nashville, AR | 2025 |
| Lisa Wallis, BA | 1659775724 | Case Manager/Care Coordinator | Fort Collins, CO | 2014 |
| Lorna Wallis, N.P. | 1790836708 | Family Nurse Practitioner | Rochester, MI | 2007 |
| Louann Wallis, LPC | 1508894783 | Professional Counselor | New Braunfels, TX | 2006 |
| Luke Wallis, MD | 1144724717 | Dermatology Physician | Longview, TX | 2018 |
| Mackenzie Wallis, LCSW | 1275030611 | Clinical Social Worker | Coral Gables, FL | 2018 |
| Madison Wallis | 1952243792 | Behavior Analyst | Duncanville, TX | 2026 |
| Margaret Wallis, FACCE, LCCE, BSS | 1366746364 | Midwife | Frisco, TX | 2011 |
| Maria Wallis, LCDC | 1104276781 | Addiction (Substance Use Disorder) Counselor | Kaufman, TX | 2016 |
| Marianne Wallis, MD | 1710373055 | Emergency Medicine Physician | Aurora, CO | 2015 |
| Marina Wallis | 1699167973 | Psychiatric/Mental Health Registered Nurse | San Diego, CA | 2015 |
| Mark Wallis, M.D. | 1861489049 | MOHS-Micrographic Surgery Physician | Longview, TX | 2005 |
| Marlene Wallis, RPH | 1831625912 | Pharmacist | Victorville, CA | 2017 |
| Mary Wallis, LCSW | 1447689971 | Clinical Social Worker | Elmira, NY | 2013 |
| Mary Wallis, L.AC. | 1760830822 | Acupuncturist | Florissant, MO | 2016 |
| Mary Wallis | 1790430650 | Licensed Practical Nurse | Eaton, NY | 2022 |
| Matthew Wallis | 1326931239 | Ambulatory Care Pharmacist | Talihina, OK | 2025 |
| Matthew Wallis, D.C. | 1851499388 | Chiropractor | Paducah, KY | 2006 |
| Megan Wallis | 1033897335 | Behavior Technician | Gainesville, FL | 2023 |
| Megan Wallis, OTD, OTR/L | 1124849799 | Occupational Therapist | Saint Louis, MO | 2024 |
| Megan Wallis | 1548711625 | Speech-Language Pathologist | Cincinnati, OH | 2016 |
| Megan Wallis, PA-C | 1912218827 | Physician Assistant | Denver, CO | 2010 |
| Megan Wallis, MSW | 1952996217 | Social Worker | Everett, WA | 2021 |
| Melinda Wallis | 1336303262 | Case Manager/Care Coordinator | Ash Flat, AR | 2008 |
| Melissa Wallis, AGNP | 1346705993 | Nurse Practitioner | Saint Louis, MO | 2019 |
| Melvin Wallis, ATC | 1073273637 | Athletic Trainer | Houma, LA | 2021 |
| Meredith Wallis, M.S., OTR/L | 1164880803 | Occupational Therapist | Conway, AR | 2016 |
| Meredith Wallis, CNM, ANP | 1669752481 | Advanced Practice Midwife | Juneau, AK | 2011 |
| Michael Wallis, NP | 1285050690 | Nurse Practitioner | Jennings, LA | 2014 |
| Michael Wallis, M.D. | 1558384388 | Urology Physician | Salt Lake City, UT | 2006 |
| Michael Wallis, BCBA | 1881263457 | Behavior Analyst | Terrell, TX | 2021 |
| Michele Wallis, RN | 1629557806 | Registered Nurse | Fort Worth, TX | 2018 |
| Mitchell Wallis | 1528925104 | Pharmacist | Broken Bow, OK | 2026 |
| Mlou Wallis, M.D. | 1811030372 | Diagnostic Radiology Physician | Denver, CO | 2007 |
| Molly Wallis, APRN FNP-C | 1053157123 | Family Nurse Practitioner | Daytona Beach, FL | 2024 |
| Monica Wallis, DPT | 1356396014 | Physical Therapist | Nashville, TN | 2006 |
| Monique Wallis, M.S., CCC-SLP | 1700113594 | Speech-Language Pathologist | Phoenix, AZ | 2009 |
| Morgan Wallis, LAC | 1205285087 | Mental Health Counselor | Gilbert, AZ | 2016 |
| Mystery Wallis | 1881459287 | Behavior Technician | Sacramento, CA | 2024 |
| Nicole Wallis, LPN | 1154409357 | Licensed Practical Nurse | Wellston, OH | 2006 |
| Nicole Wallis, MD | 1346443728 | Emergency Medicine Physician | Wabasha, MN | 2007 |
| Nicole Wallis | 1629739206 | Occupational Therapist | Greenwood, IN | 2022 |
| Pamela Wallis, CCC/SLP | 1902087372 | Speech-Language Pathologist | Little Rock, AR | 2007 |
| Patty Wallis, LPN | 1548544414 | Licensed Practical Nurse | Verona, NY | 2011 |
| Paul Wallis, PA-C | 1932186541 | Physician Assistant | Cleveland, OH | 2005 |
| Quincy Wallis, FNP-C | 1750090429 | Primary Care Nurse Practitioner | Ottawa, KS | 2022 |
| Rachel Wallis | 1013775899 | Case Manager/Care Coordinator | Ardmore, OK | 2024 |
| Rachel Wallis, RPA-C, M.S. | 1205959285 | Physician Assistant | Bellerose, NY | 2007 |
| Rachel Wallis, NP | 1871085233 | Nurse Practitioner | Springfield, MO | 2018 |
| Rebekah Wallis | 1417443052 | Behavior Technician | Crofton, MD | 2018 |
| Richard Wallis, PT | 1215036181 | Physical Therapist | Brooklyn, OH | 2006 |
| Richard Wallis, PMHNP | 1336425982 | Psychiatric/Mental Health Nurse Practitioner | Denver, CO | 2011 |
| Robert Wallis, M.D. | 1154555738 | Infectious Disease Physician | Old Lyme, CT | 2009 |
| Robert Wallis, LCDC | 1255782439 | Addiction (Substance Use Disorder) Counselor | Kaufman, TX | 2016 |
| Robert Wallis, M.D. | 1295854974 | Adult Medicine Physician | Bellaire, TX | 2007 |
| Robin Wallis, DPH | 1245815562 | Pharmacist | Edmond, OK | 2021 |
| Roger Wallis, P.C. | 1063615243 | Chiropractor | Fort Lupton, CO | 2007 |
| Roi Wallis, M.D. | 1154422392 | Neurology Physician | Los Angeles, CA | 2006 |
| Sara Wallis, AGACNP | 1912760141 | Acute Care Nurse Practitioner | Decatur, IL | 2024 |
| Sarah Wallis, MSN CNM WHNP-BC | 1063794659 | Women's Health Nurse Practitioner | Los Altos Hills, CA | 2011 |
| Scott Wallis, RPH | 1013369743 | Pharmacist | Portland, OR | 2016 |
| Scott Wallis, D.C. | 1053426460 | Neurology Chiropractor | Hurst, TX | 2006 |
| Scott Wallis, DO | 1821672858 | Hospitalist Physician | Tulsa, OK | 2021 |
| Sean Wallis, DC | 1245431501 | Rehabilitation Chiropractor | Huntsville, AL | 2007 |
| Sean Wallis, NP | 1356980205 | Nurse Practitioner | Boulder, CO | 2019 |
| Seiji Wallis, LPC, LAC, NCC | 1750860821 | Professional Counselor | Aurora, CO | 2018 |
| Shain Wallis, DO | 1356653729 | Diagnostic Radiology Physician | Liverpool, NY | 2010 |
| Shainna Wallis, MCD, CFY-SLP | 1356880827 | Speech-Language Pathologist | Jonesboro, AR | 2017 |
| Sharon Wallis, CNM, APRN | 1851862684 | Advanced Practice Midwife | Asheville, NC | 2018 |
| Shawna Wallis, MA | 1871723221 | Counselor | Olympia, WA | 2009 |
| Sherri Wallis, PT | 1760777312 | Physical Therapist | Groesbeck, TX | 2011 |
| Sidney Wallis, DPT | 1164392122 | Physical Therapist | Flushing, MI | 2025 |
| Spencer Wallis, LMFT | 1548811961 | Marriage & Family Therapist | Seattle, WA | 2019 |
| Steven Wallis, OD | 1841249729 | Optometrist | Apple Valley, CA | 2006 |
| Susan Wallis, M.D. | 1316065493 | Rheumatology Physician | New Rochelle, NY | 2007 |
| Susan Wallis, PLMHP, PCMSW, MSW | 1740357813 | Counselor | Omaha, NE | 2006 |
| Suzanne Wallis, FNP-BC | 1346603925 | Family Nurse Practitioner | Clermont, FL | 2016 |
| Tami Wallis | 1548625866 | Social Worker | Portland, OR | 2015 |
| Taylor Wallis, LSW | 1427861988 | Social Worker | Champaign, IL | 2025 |
| Taylor Wallis, DPT | 1922959121 | Physical Therapist | Arnold, MO | 2026 |
| Ted Wallis, MD | 1386648228 | Specialist | Austin, TX | 2005 |
| Theresa Wallis | 1639509862 | Rehabilitation Psychologist | Shawnee, OK | 2013 |
| Therese Wallis, LMSW | 1982953519 | Clinical Social Worker | Niles, MI | 2012 |
| Tiffani Wallis, COTA | 1225453087 | Occupational Therapy Assistant | Acworth, GA | 2014 |
| Tina Wallis, LPC, CPCS | 1063783462 | Professional Counselor | Dawsonville, GA | 2012 |
| Toni Wallis, DC | 1417785296 | Chiropractor | Fort Smith, AR | 2024 |
| Trisha Wallis, MSW, LCSW, PSYD | 1902958119 | Psychologist | Sacramento, CA | 2007 |
| Tyler Wallis, DPT | 1184333494 | Physical Therapist | Lincoln, CA | 2022 |
| Tze-Hua Wallis | 1679188031 | Interpreter | Lakewood, WA | 2020 |
| Valerie Wallis, CRNA | 1942315940 | Certified Registered Nurse Anesthetist | Little Rock, AR | 2006 |
| Vanessa Wallis | 1033480660 | Mental Health Counselor | Eugene, OR | 2012 |
| Veronica Wallis | 1457892952 | Family Nurse Practitioner | Minnetonka, MN | 2017 |
| Vicki Wallis, MD | 1689623142 | Pediatrics Physician | Gadsden, AL | 2006 |
| Wachira Wallis | 1467116400 | Massage Therapist | St Petersburg, FL | 2021 |
| Wallis Wallis, PNP | 1669665576 | Pediatric Nurse Practitioner | Laguna Hills, CA | 2007 |
| Walter Wallis, MD | 1548355191 | Child & Adolescent Psychiatry Physician | Everett, WA | 2006 |
| Warren Wallis, PSY.D. | 1306948757 | Clinical Psychologist | Albany, NY | 2006 |
| Wayne Wallis, MD | 1962623959 | Rheumatology Physician | Seattle, WA | 2007 |
| Wendy Wallis, RPH | 1093723587 | Pharmacist | Sussex, WI | 2006 |
| Wesley Wallis, DC | 1326321563 | Chiropractor | Beaverton, OR | 2011 |
| Whitney Wallis, PHARMD | 1194359158 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Houston, TX | 2020 |
| William Robert Wallis, OD | 1356317937 | Diagnostic Radiology Physician | Zanesville, OH | 2006 |
| Susan Wallis La Von | 1811741960 | Case Manager/Care Coordinator | Camarillo, CA | 2024 |
| Jessica Wallis-Bhyravabotla, FNP-C | 1962879296 | Nurse Practitioner | Madison, WI | 2015 |
| Maria Wallis-Crespo, M.D. | 1467509455 | Anatomic Pathology & Clinical Pathology Physician | St Petersburg, FL | 2007 |
| Laura Wallis-John, RN | 1548814445 | Registered Nurse | Fairbanks, AK | 2019 |
| Kendahl Wallis-Lang | 1316417991 | Student in an Organized Health Care Education/Training Program | San Francisco, CA | 2018 |
| Kimberly Wallis-Rucklos, MA CCC SLP | 1548446420 | Speech-Language Pathologist | Boise, ID | 2008 |
| Eric Wallisa, M.D. | 1255309720 | Family Medicine Physician | Indianapolis, IN | 2006 |
| Johanna Wallisa, MD | 1932357407 | Anesthesiology Physician | Indianapolis, IN | 2008 |
| Matthew Wallisa | 1346051315 | Behavior Technician | Frankfort, IN | 2025 |
| Anna Wallisch | 1396519385 | Occupational Therapist | Kansas City, KS | 2023 |
| Benjamin Wallisch, D.O. | 1710968516 | Anesthesiology Physician | Houston, TX | 2005 |
| Christine Wallisch | 1215162581 | General Practice Dentistry | Pittsburgh, PA | 2009 |
| Fredrick Wallisch, M.D. | 1528027950 | Family Medicine Physician | Evansville, IN | 2006 |
| James Wallisch | 1578783064 | Massage Therapist | Eagan, MN | 2007 |
| Jessica Wallisch, M.D. | 1891080834 | Pediatric Critical Care Medicine Physician | Kansas City, MO | 2011 |
| Joan Wallisch, D.M.D. | 1386750610 | General Practice Dentistry | Pittsburgh, PA | 2006 |
| Katherine Wallisch, M.S., CCC-SLP | 1780185645 | Speech-Language Pathologist | Las Vegas, NV | 2018 |
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).