Providers Brent Niven, AGACNP-BC to James Nix, M.D.
300 individual NPIs in the federal registry, part 15,856 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. 100 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Brent Niven, AGACNP-BC | 1447077698 | Critical Care Medicine Nurse Practitioner | Chapel Hill, NC | 2024 |
| Cameron Niven, MD | 1376284281 | Family Medicine Physician | San Jose, CA | 2022 |
| Charles Niven, LSW | 1275772345 | Social Worker | South Waverly, PA | 2009 |
| Danielle Niven | 1043833551 | Behavior Analyst | Crystal Lake, IL | 2020 |
| Douglas Niven, LMT | 1538662333 | Massage Therapist | Naples, FL | 2018 |
| Gregory Niven, PT, DPT, CSCS | 1780305342 | Orthopedic Physical Therapist | Seattle, WA | 2022 |
| Gwendolyn Niven, OTR/L | 1609355916 | Occupational Therapist | Danvers, MA | 2018 |
| Heather Niven | 1255879623 | Behavior Analyst | Clearwater, FL | 2017 |
| Heather Niven | 1760299523 | Counselor | Westfield, NJ | 2024 |
| John Niven, M.D. | 1336167634 | Dermatology Physician | Miami Beach, FL | 2006 |
| Julie Niven, SOCIAL WORKER | 1790850899 | Clinical Social Worker | Fort Lee, VA | 2006 |
| Katharine Niven, LMHC | 1811665052 | Addiction (Substance Use Disorder) Counselor | Hull, MA | 2021 |
| Kayla Niven | 1386452852 | Behavior Technician | Farmington Hills, MI | 2024 |
| Lisa Niven, O.D. | 1801042643 | Optometrist | Ft Eisenhower, GA | 2008 |
| Madilyn Niven | 1992597868 | Behavior Technician | Littleton, CO | 2025 |
| Makenzie Niven, MD | 1073254025 | Student in an Organized Health Care Education/Training Program | Little Rock, AR | 2022 |
| Marsha Niven, PA | 1033162961 | Physician Assistant | Denton, TX | 2006 |
| Nicole Niven, RN | 1396601944 | Registered Nurse | San Diego, CA | 2025 |
| Ozma Niven, APRN | 1649941063 | Nurse Practitioner | Savannah, GA | 2021 |
| Robert Niven, MD | 1619196250 | Addiction Psychiatry Physician | West Bloomfield, MI | 2007 |
| Samantha Niven, PA | 1447006762 | Physician Assistant | Westford, MA | 2024 |
| Samantha Niven | 1447128723 | Behavior Technician | Winston Salem, NC | 2025 |
| Sara Niven | 1295652667 | Medical-Surgical Registered Nurse | Iron Mountain, MI | 2026 |
| Scott Niven, DDS | 1891729711 | Dentist | Newport Beach, CA | 2006 |
| Sheri Niven, BCBA | 1396982724 | Behavior Analyst | Colorado Springs, CO | 2009 |
| Sidney Niven, MS OTR/L | 1407216971 | Occupational Therapist | Billings, MT | 2016 |
| Marie Niven-Himes, BSN RN | 1487242988 | Registered Nurse | Philadelphia, PA | 2021 |
| Addie Nivens, LPN | 1164687513 | Licensed Practical Nurse | Hope, AR | 2008 |
| Alexis Nivens, LMSW | 1265868350 | Social Worker | Valley Stream, NY | 2013 |
| Alice Nivens, FNP | 1366792137 | Nurse Practitioner | Savannah, GA | 2012 |
| Amber Nivens, OTD, OTR/L | 1326515149 | Occupational Therapist | Surprise, AZ | 2018 |
| Antoineka Nivens | 1528884582 | Doula | Baltimore, MD | 2024 |
| Bethia Nivens, DPT | 1710788260 | Physical Therapist | Milton, MA | 2025 |
| Cari Nivens | 1285498014 | Behavior Technician | Hendersonville, TN | 2024 |
| Carleigh Nivens | 1689313595 | Student in an Organized Health Care Education/Training Program | Sacramento, CA | 2022 |
| Charles Nivens, MD | 1801898432 | Physical Medicine & Rehabilitation Physician | Bluffton, SC | 2005 |
| Cody Nivens, L. AC. | 1134334667 | Acupuncturist | San Francisco, CA | 2007 |
| Craig Nivens, LMT | 1780874966 | Specialist | Erie, PA | 2007 |
| Darrell Nivens, MD | 1518916428 | Anesthesiology Physician | Louisville, CO | 2006 |
| Deirdre Nivens, FAMILY NURSE PRACITI | 1225260532 | Nurse Practitioner | Potosi, MO | 2009 |
| Dorothy Nivens, NP | 1003261074 | Psychiatric/Mental Health Nurse Practitioner | Midland, NC | 2016 |
| Erin Nivens, OTRL | 1124174826 | Occupational Therapist | Palm Harbor, FL | 2007 |
| Jamie Nivens, D.O. | 1215983572 | Family Medicine Physician | Fort Worth, TX | 2006 |
| Jeremy Nivens, NP | 1780896431 | Nurse Practitioner | Plainfield, IN | 2007 |
| Jessica Nivens, R.N. | 1407140791 | Ophthalmic Registered Nurse | Kansas City, MO | 2011 |
| Jordan Nivens | 1245528744 | Clinical Social Worker | Lexington, NC | 2011 |
| Margaret Nivens | 1861296741 | Student in an Organized Health Care Education/Training Program | Gainesville, GA | 2025 |
| Martin Nivens | 1144168147 | Behavior Technician | Phoenix, AZ | 2026 |
| Mary Nivens | 1932570512 | Acute Care Nurse Practitioner | Dallas, TX | 2015 |
| Melonie Nivens | 1467570994 | Mental Health Counselor | Rock Hill, SC | 2007 |
| Michael Nivens, BA | 1225708829 | Counselor | South Bend, IN | 2021 |
| Nakia Nivens | 1578332649 | Driver | Houston, TX | 2023 |
| Nichele Nivens, M.D. | 1548422942 | Family Medicine Physician | Bronx, NY | 2008 |
| Paige Nivens | 1386936409 | Pharmacist | Matthews, NC | 2011 |
| Samantha Nivens, APRN | 1376338574 | Family Nurse Practitioner | Tulsa, OK | 2025 |
| Sharon Nivens | 1245638279 | Case Manager/Care Coordinator | Orlando, FL | 2014 |
| Taylor Nivens | 1275325789 | Behavior Technician | Prairie Village, KS | 2025 |
| Traci Nivens, MD | 1366478620 | Hospitalist Physician | Aurora, CO | 2006 |
| Tyler Nivens, DDS | 1326275132 | Dentist | Columbia, MO | 2009 |
| Voncilla Nivens | 1003736158 | Personal Care Attendant | Washington, DC | 2026 |
| Walter Nivens | 1720798671 | Massage Therapist | Simpsonville, SC | 2022 |
| Yancee Nivens, BA | 1851663363 | Registered Nurse | Johnson City, TN | 2012 |
| Zuleika Nivens | 1801551353 | Behavior Technician | Brandon, FL | 2021 |
| Ariana Niver, MSN, FNP-BC | 1285169086 | Family Nurse Practitioner | Cincinnati, OH | 2017 |
| Ben Niver, M.D. | 1043657067 | Urology Physician | Blue Ash, OH | 2013 |
| Danielle Niver, NP | 1467832477 | Neonatal Nurse Practitioner | Brooklyn, NY | 2015 |
| David Niver, MD | 1407934573 | Obstetrics & Gynecology Physician | Walnut Creek, CA | 2006 |
| Eric Niver, DDS, MS | 1912166869 | Periodontics | Virginia Beach, VA | 2008 |
| Franklin Niver, D.M.D. | 1295727659 | Periodontics | Encino, CA | 2005 |
| Genghis Niver, M.D. | 1578747739 | Orthopaedic Hand Surgery Physician | Florham Park, NJ | 2007 |
| Harper Niver, DO | 1609336304 | Surgery Physician | Carrollton, GA | 2019 |
| Janice Niver, MD | 1225392517 | Psychiatry Physician | Westminster, CO | 2012 |
| John Niver, D.D.S. | 1669403879 | General Practice Dentistry | Topeka, KS | 2006 |
| Judith Niver | 1932540762 | Speech-Language Pathologist | Encino, CA | 2013 |
| Julia Niver, MS, CADC III | 1124045190 | Professional Counselor | Plymouth, WI | 2006 |
| Kara Niver, PT, DPT | 1568986602 | Physical Therapist | Rosemount, MN | 2017 |
| Karen Niver, MD | 1184682940 | Obstetrics & Gynecology Physician | Port Huron, MI | 2006 |
| Katherine Niver, DPT, PT | 1467286542 | Physical Therapist | Waynesboro, VA | 2024 |
| Kelley Niver, LICSW | 1811466857 | Clinical Social Worker | Westfield, MA | 2018 |
| Kristen Niver, PA-C | 1891035648 | Physician Assistant | East Syracuse, NY | 2013 |
| Krystie Niver, DDS | 1942565213 | General Practice Dentistry | Chesapeake, VA | 2012 |
| Laura Niver, PSY.D. | 1962766659 | Psychologist | Denver, CO | 2012 |
| Marcy Niver | 1649872243 | Pharmacist | Oklahoma City, OK | 2020 |
| Richard Niver, RPH | 1700206984 | Pharmacist | Dahlonega, GA | 2014 |
| Sara Niver, OT | 1285087841 | Specialist | King Ferry, NY | 2016 |
| Shannon Niver, MS CCC SLP | 1235542978 | Speech-Language Pathologist | West Seneca, NY | 2014 |
| Shaylynn Niver | 1306705330 | Peer Specialist | Vinita, OK | 2026 |
| Virginia Niver, PA | 1598588170 | Physician Assistant | Roanoke Rapids, NC | 2024 |
| William Niver, CSW | 1821318254 | Addiction (Substance Use Disorder) Counselor | Cortland, NY | 2010 |
| Brenda Nivera, DDS | 1457421844 | General Practice Dentistry | Gaithersburg, MD | 2006 |
| Jasmine Pebbles Nivera, RN | 1609602754 | Registered Nurse | Las Vegas, NV | 2024 |
| Kathryn Nivera, MSW | 1073406179 | Clinical Social Worker | Herndon, VA | 2025 |
| Noel Nivera, MD | 1124034400 | Nephrology Physician | Eatontown, NJ | 2006 |
| Reynard Nivera, MSN, APRN, FNP-C | 1053790782 | Family Nurse Practitioner | Las Vegas, NV | 2015 |
| Amanda Niverson, MSW | 1720764566 | Clinical Social Worker | Cheyenne, WY | 2023 |
| Joseph Niverson | 1629826342 | Peer Specialist | Cheyenne, WY | 2024 |
| Stephanie Niverson | 1134699366 | Behavior Technician | Papillion, NE | 2018 |
| Susan Nivert, ARNP CNS | 1619030046 | Adult Psychiatric/Mental Health Clinical Nurse Specialist | Seattle, WA | 2006 |
| Danielle Nives, CSW | 1366189078 | Social Worker | West Valley City, UT | 2022 |
| Yvon Nives | 1639447923 | Clinical Social Worker | New York, NY | 2011 |
| Mark Nivet, ADMIN | 1538980669 | Other Technician | San Francisco, CA | 2024 |
| Prashanthini Nivethan, DDS | 1790400646 | Dentist | Fremont, CA | 2022 |
| Francheska Niveyro | 1164384921 | Mental Health Counselor | Merrick, NY | 2025 |
| Jorge Niveyro, LMHC | 1891951380 | Mental Health Counselor | Brooklyn, NY | 2008 |
| Daniela Nivicela | 1023797032 | Case Manager/Care Coordinator | Manhasset, NY | 2023 |
| Josiah Nivinskus | 1710871462 | Behavior Technician | San Diego, CA | 2025 |
| Lee Nivinskus, FNP-C | 1932072964 | Family Nurse Practitioner | Chino Hills, CA | 2025 |
| Nicolas Nivinskus | 1801661996 | Behavior Technician | Orange, CA | 2023 |
| Edna Niviose | 1154050813 | Registered Respiratory Therapist | Riviera Beach, FL | 2022 |
| Carly Nivison, LPC | 1942788138 | Mental Health Counselor | Troy, MO | 2018 |
| Charlotte Nivison | 1144113192 | Home Health Aide | Findlay, OH | 2025 |
| Jessica Nivison, CNM | 1588308746 | Advanced Practice Midwife | Manchester, CT | 2022 |
| John Nivison, PHARMACIST | 1316355357 | Pharmacist | Prineville, OR | 2014 |
| Karl Nivison, PT | 1699235432 | Physical Therapist | Malvern, PA | 2019 |
| Lauren Nivison, FNP | 1609361492 | Psychiatric/Mental Health Nurse Practitioner | Phoenix, AZ | 2018 |
| Matthew Nivison | 1376095026 | Other Technician | Novi, MI | 2016 |
| McKenna Nivison, LMSW | 1457952723 | Social Worker | Big Rapids, MI | 2020 |
| Nicholas Nivison, DMD | 1376388769 | Oral and Maxillofacial Surgery (Dentist) | Gainesville, FL | 2024 |
| Robert Nivison, APRN, CRNA | 1780607416 | Certified Registered Nurse Anesthetist | East Hartford, CT | 2006 |
| Samantha Nivison | 1710718200 | Physical Therapist | Bradenton, FL | 2024 |
| Wendy Nivison, COTA/L | 1104390517 | Occupational Therapy Assistant | Hanover, PA | 2019 |
| Cathy Nivling | 1720380611 | Physical Therapist | Walkersville, MD | 2010 |
| Sophia Nivolo | 1174150296 | Case Manager/Care Coordinator | Lafayette, LA | 2020 |
| Martine Nivose | 1730003443 | Mental Health Counselor | Brooklyn, NY | 2026 |
| Jean Tertulle Nivrose | 1013894484 | Electroneurodiagnostic Specialist/Technologist | Brentwood, TN | 2025 |
| Erica Niwa, DPT | 1427161629 | Physical Therapist | Chicago, IL | 2006 |
| Kathleen Niwa, LPC | 1609141597 | Professional Counselor | Clearfield, UT | 2012 |
| Keiko Niwa, LMFT | 1912229816 | Marriage & Family Therapist | Honolulu, HI | 2010 |
| Robert Niwa | 1972331320 | Personal Care Attendant | Las Vegas, NV | 2024 |
| Sarah Niwa, MOT | 1750515508 | Occupational Therapist | Seattle, WA | 2009 |
| Ram Niwas, MD | 1861461089 | Neonatal-Perinatal Medicine Physician | Iowa City, IA | 2006 |
| Dania Niwash, PA | 1528628013 | Physician Assistant | Hackensack, NJ | 2019 |
| Huda Niwash | 1679294177 | General Practice Dentistry | Temple Terrace, FL | 2022 |
| Omar Niwash, PHARMD | 1093436024 | Pharmacist | Calumet City, IL | 2022 |
| Miyuki Niwata Machula | 1770316440 | Behavior Technician | Carlsbad, CA | 2024 |
| Soamsiri Niwattisaiwong, M.D. | 1396056123 | Endocrinology, Diabetes & Metabolism Physician | Fargo, ND | 2010 |
| Tagenarayan Niwaz | 1497046833 | Cardiovascular Disease Physician | Huntington Station, NY | 2011 |
| Ebiye Niweigha | 1558078485 | Behavior Technician | San Jose, CA | 2022 |
| Alice Niwinski, PA | 1861408569 | Emergency Medicine Physician | Phoenixville, PA | 2006 |
| Eric Niwinski, DPT | 1669028288 | Physical Therapist | Albuquerque, NM | 2019 |
| Julia Niwinski, PT, DPT | 1710429527 | Physical Therapist | Albuquerque, NM | 2016 |
| Kayleigh Niwinski, PA-C | 1528930807 | Physician Assistant | Newark, DE | 2025 |
| Olivia Niwinski, M.S. ED., CCC-SLP | 1164299061 | Speech-Language Pathologist | Buffalo, NY | 2023 |
| Rajmund Niwinski, MD | 1326741901 | Internal Medicine Physician | Pittsburgh, PA | 2023 |
| Na Don Chalitharanga Niwunhella | 1528845575 | Physical Therapist | Bayside, NY | 2023 |
| Aaliyah Nix | 1568386266 | Behavior Technician | Chicago, IL | 2026 |
| Abigail Nix, PHARMD, RPH | 1215821442 | Pharmacist | Southaven, MS | 2025 |
| Abigail Nix, MS, LAT, ATC | 1275365850 | Athletic Trainer | Glen Ellyn, IL | 2024 |
| Abigail Nix | 1447134283 | Behavior Technician | Fort Worth, TX | 2025 |
| Abigail Nix | 1932073194 | Behavior Technician | Greenville, SC | 2025 |
| Adrian Nix | 1023894995 | Certified Registered Nurse Anesthetist | Montgomery, OH | 2023 |
| Alaine Nix | 1508345240 | Behavior Technician | Alvin, TX | 2018 |
| Alan Nix, D.D.S. | 1770633281 | General Practice Dentistry | Terrell, TX | 2007 |
| Alaysia Nix | 1720915929 | Behavior Technician | Tucson, AZ | 2026 |
| Alesia Nix, DNP, FNP-C | 1891095451 | Family Nurse Practitioner | Valdosta, GA | 2010 |
| Alexandra Nix, PA-C | 1073048161 | Physician Assistant | Williamsport, PA | 2017 |
| Alexandra Nix, PHARMD | 1760992978 | Pharmacist | Hilton Head, SC | 2017 |
| Alexandria Nix, APRN, FNP-C | 1063006070 | Family Nurse Practitioner | Atlanta, GA | 2021 |
| Alice Nix, ACNP-BC | 1225049083 | Acute Care Nurse Practitioner | Tyler, TX | 2006 |
| Alice Nix, P.T. | 1740365725 | Physical Therapist | Marietta, GA | 2006 |
| Alicia Nix, NP | 1518317684 | Family Nurse Practitioner | Tuscumbia, AL | 2016 |
| Allee Nix, MD | 1134921349 | Student in an Organized Health Care Education/Training Program | Phoenix, AZ | 2025 |
| Alycia Nix, RN | 1093414286 | Oncology Registered Nurse | Cleveland, OH | 2023 |
| Amanda Nix, PT, ATC | 1942506639 | Physical Therapist | Asheville, NC | 2011 |
| Amber Nix | 1144704792 | Social Worker | Minot, ND | 2018 |
| Amy Nix | 1235927500 | Adult Companion | Norfolk, NE | 2025 |
| Amy Nix, ATC | 1518082536 | Athletic Trainer | Birmingham, AL | 2007 |
| Amy Nix, FNP-C | 1558659201 | Family Nurse Practitioner | Boone, NC | 2011 |
| Anastacia Nix, MD | 1508151309 | Family Medicine Physician | Amarillo, TX | 2011 |
| Andrea Nix, MSN, RN, CPNP-PC | 1588332647 | Pediatric Nurse Practitioner | Peachtree City, GA | 2021 |
| Andrea Nix | 1831872183 | Personal Care Attendant | Charleston, WV | 2023 |
| Andrea Nix, NP-C | 1992289524 | Nurse Practitioner | Greenwood, IN | 2018 |
| Andrew Nix, R.N | 1629470786 | Adult Psychiatric/Mental Health Registered Nurse | San Diego, CA | 2014 |
| Andrew Nix | 1770112716 | Professional Counselor | Richmond Hill, GA | 2020 |
| Angela Nix, PT | 1053563601 | Orthopedic Physical Therapist | Canton, GA | 2008 |
| Angela Nix, M.D. | 1356308944 | Obstetrics & Gynecology Physician | Alpharetta, GA | 2006 |
| Angela Nix, LAC | 1841110145 | Mental Health Counselor | Conway, AR | 2026 |
| Angela Nix, LPN | 1871156877 | Licensed Practical Nurse | Crossett, AR | 2019 |
| Angela Nix Nix | 1366846966 | Case Manager/Care Coordinator | Colorado Springs, CO | 2014 |
| Ann Nix, ANP-BC | 1326224460 | Adult Health Nurse Practitioner | Atlanta, GA | 2008 |
| Ann Nix | 1801301536 | Occupational Therapist | Fort Harrison, MT | 2017 |
| Anna Nix, D.M.D. | 1306391164 | Pediatric Dentistry | Clinton, MS | 2016 |
| Anna Nix | 1962921833 | School Registered Nurse | Nashville, TN | 2017 |
| Anna Page Nix, M.S. CCC-SLP | 1114818127 | Speech-Language Pathologist | Savannah, TN | 2025 |
| Annalee Nix, O.D. | 1144450495 | Optometrist | Chandler, AZ | 2009 |
| Anthony Nix, RPH | 1053467100 | Pharmacist | Dadeville, AL | 2007 |
| Anthony Nix, M.D. | 1770874695 | Family Medicine Physician | Sylacauga, AL | 2011 |
| Antonnette Nix | 1932440641 | Personal Care Attendant | Anchorage, AK | 2013 |
| Ashley Nix, FNP | 1003298274 | Family Nurse Practitioner | West Columbia, SC | 2015 |
| Ashley Nix, RN | 1679071161 | Registered Nurse | Lake Charles, LA | 2018 |
| Ashley Nix | 1790388247 | Nurse Practitioner | McKinney, TX | 2020 |
| Ashley Nix, CRNP | 1922628239 | Gerontology Nurse Practitioner | Oklahoma City, OK | 2020 |
| Ashtin Nix, M.D. | 1780065391 | Pediatrics Physician | Manchester, KY | 2015 |
| Aubrey Nix | 1568202612 | Case Manager/Care Coordinator | Malvern, AR | 2024 |
| Bailey Nix, FNP-C | 1376263343 | Family Nurse Practitioner | Birmingham, AL | 2022 |
| Barbra Nix | 1639051493 | Behavior Analyst | Burleson, TX | 2025 |
| Baylee Nix, OT | 1205782570 | Occupational Therapist | Texarkana, TX | 2026 |
| Betty Nix, RN | 1801102009 | Community Health Registered Nurse | Brownsville, TN | 2010 |
| Beverly Nix | 1033071683 | Assistant Behavior Analyst | Yantis, TX | 2025 |
| Billy Nix, DDS, PC | 1669537809 | General Practice Dentistry | Mc Cook, NE | 2006 |
| Billy Nix, LMHC | 1689287799 | Mental Health Counselor | Las Cruces, NM | 2020 |
| Blake Nix | 1124695374 | Speech-Language Pathologist | Billings, MT | 2021 |
| Bobby Nix | 1902118110 | Psychiatry Physician | Houston, TX | 2010 |
| Bradley Nix, MD | 1568825420 | Neurology Physician | Madison, WI | 2016 |
| Bradley Nix, PHARMD | 1619474277 | Pharmacist | Birmingham, AL | 2018 |
| Brandi Nix, ATC | 1003587080 | Athletic Trainer | Butler, AL | 2021 |
| Breann Nix | 1609467539 | Student in an Organized Health Care Education/Training Program | Escondido, CA | 2021 |
| Brianna Nix | 1487937538 | Speech-Language Assistant | Fordyce, AR | 2011 |
| Briera Nix | 1417766361 | Mental Health Counselor | Whites Creek, TN | 2025 |
| Brittany Nix, BS | 1336904945 | Specialist | Hurricane, WV | 2024 |
| Brittany Nix | 1487589586 | Pharmacist | Harvey, LA | 2026 |
| Brittany Nix, PT, DPT | 1649604745 | Physical Therapist | Kennesaw, GA | 2013 |
| Caitlyn Nix | 1740749001 | Behavior Technician | Lancaster, CA | 2019 |
| Callie Nix | 1366893398 | Physical Therapy Assistant | Kingsport, TN | 2016 |
| Cameron Nix, MD | 1437770575 | Orthopaedic Surgery Physician | Scottsdale, AZ | 2020 |
| Cardilia Nix | 1851718274 | Professional Counselor | Durant, OK | 2014 |
| Carla Nix, PA-C | 1164656294 | Physician Assistant | Jonesboro, AR | 2009 |
| Carlie Nix, MS, RD, LD | 1194308536 | Registered Dietitian | Durham, NC | 2021 |
| Carly Nix, MD | 1104677228 | Vascular & Interventional Radiology Physician | Chapel Hill, NC | 2024 |
| Carly Nix, PT | 1700494507 | Physical Therapist | Oklahoma City, OK | 2020 |
| Catherine Nix, PT | 1346764404 | Pediatric Physical Therapist | Sherman, TX | 2017 |
| Catherine Nix, MD | 1548721723 | Psychiatry Physician | Little Rock, AR | 2019 |
| Catherine Nix, R.N. | 1780892828 | Registered Nurse | Fort Wayne, IN | 2007 |
| Celia Nix | 1144419870 | Speech-Language Pathologist | Fort Worth, TX | 2007 |
| Chad Nix, MD | 1639923600 | Student in an Organized Health Care Education/Training Program | Chicago, IL | 2024 |
| Charlene Nix | 1598817686 | Rehabilitation Counselor | Champaign, IL | 2007 |
| Charles Nix, L.P.C. CANDIDATE | 1033515911 | Counselor | Ponca City, OK | 2014 |
| Chelsea Nix | 1871993352 | Medical Physician Assistant | Greenville, PA | 2014 |
| Cher Nix, ISO CERTIFIED COACH | 1851939813 | General Practice Physician | Pensacola, FL | 2019 |
| Cherita Nix, DPT | 1821110651 | Physical Therapist | Columbus, GA | 2007 |
| Cheryl Nix, CCC, SLP | 1134566607 | Speech-Language Pathologist | Greenville, SC | 2013 |
| Cheryl Nix, LCSW | 1861037608 | Clinical Social Worker | Prineville, OR | 2019 |
| Chet Nix, DC | 1548280043 | Chiropractor | Canton, TX | 2006 |
| Christie Nix | 1235816737 | Case Manager/Care Coordinator | Malvern, AR | 2023 |
| Christina Nix, PT | 1396041661 | Physical Therapist | Chickasha, OK | 2011 |
| Christina Nix, FNP | 1851272975 | Family Nurse Practitioner | Cartersville, GA | 2025 |
| Christina Nix, APRN | 1932789492 | Psychiatric/Mental Health Nurse Practitioner | Prestonsburg, KY | 2021 |
| Christine Nix | 1013362839 | Pediatrics Physician | Indianapolis, IN | 2016 |
| Christine Nix | 1265021497 | Pharmacy Technician | Spring, TX | 2021 |
| Christine Nix, RN | 1649635582 | Registered Nurse | Arcata, CA | 2015 |
| Christopher Nix, MM, MT-BC | 1073345997 | Music Therapist | Rochester, MN | 2024 |
| Cody Nix, D.C. | 1568724136 | Chiropractor | Heber City, UT | 2012 |
| Colton Nix | 1427578137 | Case Manager/Care Coordinator | Batesville, AR | 2017 |
| Courtney Nix, CRNP | 1093130205 | Family Nurse Practitioner | Saraland, AL | 2014 |
| Courtney Nix | 1235259086 | Case Manager/Care Coordinator | Covington, TN | 2007 |
| Courtney Nix | 1710774849 | Behavior Technician | Farmington Hills, MI | 2025 |
| Cristina Nix | 1801743133 | Physical Therapist | Huntsville, AL | 2026 |
| Cynsere Nix | 1427901982 | Registered Nurse | Cleveland, OH | 2026 |
| Cynthia Nix, M.D. | 1891904868 | Ophthalmology Physician | Columbus, GA | 2007 |
| Dana Nix, R.D. | 1437161791 | Registered Dietitian | Bonham, TX | 2006 |
| Daniel Nix, D.M.D. | 1952490633 | General Practice Dentistry | Trussville, AL | 2006 |
| Danielle Nix, LMT | 1437634151 | Massage Therapist | Portland, OR | 2018 |
| Darren Nix, FNP-C | 1043920457 | Family Nurse Practitioner | Dallas, TX | 2022 |
| Darryl Nix, D.O. | 1871502278 | Family Medicine Physician | Farmers Branch, TX | 2006 |
| David Nix, MD, PHD | 1831124775 | Emergency Medicine Physician | Santa Clara, CA | 2006 |
| David Nix, D.D.S. | 1962593350 | General Practice Dentistry | Irving, TX | 2006 |
| David Nix | 1992588834 | Behavior Technician | Beltsville, MD | 2023 |
| Debbie Nix | 1619644671 | Behavior Technician | Las Vegas, NV | 2021 |
| Debra Nix | 1699181131 | Prosthetics Case Management | Montgomery, AL | 2014 |
| Della Nix | 1548048150 | Counselor | Huntsville, AL | 2023 |
| Devin Nix | 1851215503 | Case Manager/Care Coordinator | Shreveport, LA | 2026 |
| Devonisha Nix | 1821713223 | Personal Care Attendant | Las Vegas, NV | 2022 |
| Diana Nix | 1306156989 | Licensed Practical Nurse | Lawton, OK | 2010 |
| Diane Nix, O.T. | 1578511853 | Pediatric Occupational Therapist | Anderson, SC | 2006 |
| Donald Nix, D.D.S. | 1063412849 | Oral and Maxillofacial Surgery (Dentist) | Plano, TX | 2005 |
| Donald Nix, M.D. | 1114921897 | Diagnostic Radiology Physician | Edmond, OK | 2005 |
| Dzyarah Nix | 1063332773 | Case Manager/Care Coordinator | Cincinnati, OH | 2026 |
| Elizabeth Nix | 1043139272 | Addiction (Substance Use Disorder) Counselor | Keene, NH | 2026 |
| Elizabeth Nix, SW-C | 1619699741 | Social Worker | Basalt, CO | 2022 |
| Emiana Nix | 1033030507 | Behavior Technician | Nashville, TN | 2026 |
| Emily Nix, RN | 1053839498 | Registered Nurse | Carlisle, PA | 2017 |
| Emily Nix, MD | 1407174188 | Emergency Medicine Physician | Hattiesburg, MS | 2010 |
| Emily Nix, QBHP | 1457007148 | Counselor | Little Rock, AR | 2022 |
| Emmeline Nix, MD | 1619618931 | Hospitalist Physician | Seattle, WA | 2022 |
| Eric Nix, DNP, CRNA, APRN | 1497568620 | Certified Registered Nurse Anesthetist | Dallas, TX | 2025 |
| Erica Nix, RN, IBCLC | 1154270288 | Lactation Consultant (Registered Nurse) | Little Rock, AR | 2026 |
| Erica Nix | 1578016010 | Behavior Analyst | Boiling Springs, SC | 2016 |
| Ernest Nix | 1265192686 | Addiction (Substance Use Disorder) Counselor | Tooele, UT | 2021 |
| Ernest Nix, D.D.S. | 1568488369 | Dentist | Shreveport, LA | 2006 |
| Evan Nix, MD | 1326626722 | Otolaryngology Physician | Raleigh, NC | 2021 |
| Garrett Nix, MD | 1023696275 | Ophthalmology Physician | Denver, CO | 2021 |
| Garrett Nix, MD | 1528528908 | Emergency Medicine Physician | Oklahoma City, OK | 2019 |
| Gregory Nix, MD | 1164497053 | Addiction Medicine (Internal Medicine) Physician | Cincinnati, OH | 2006 |
| Gregory Nix, PA-C | 1992135008 | Physician Assistant | Hartwell, GA | 2013 |
| Gretchen Nix | 1457107088 | Electroneurodiagnostic Specialist/Technologist | Tulsa, OK | 2024 |
| Haley Nix, NP-C | 1063146561 | Adult Medicine Physician | Valdosta, GA | 2022 |
| Hallie Nix | 1821743188 | Registered Dietitian | Muscle Shoals, AL | 2022 |
| Hannah Nix | 1669228847 | Student in an Organized Health Care Education/Training Program | Dothan, AL | 2024 |
| Harvey Nix, PAC | 1225170731 | Physician Assistant | Flat Rock, NC | 2007 |
| Heather Nix, APRN, FNP-C | 1366103939 | Family Nurse Practitioner | El Dorado, AR | 2022 |
| Heather Nix | 1588094619 | Psychologist | Bay City, MI | 2013 |
| Heather Nix, MS, LPC | 1942530605 | Professional Counselor | Columbus, GA | 2009 |
| Holly Nix | 1285373928 | Speech-Language Pathologist | Pueblo, CO | 2022 |
| Ilana Nix, CPNP | 1619415866 | Pediatric Nurse Practitioner | Norfolk, VA | 2017 |
| Jaclyn Nix, DMD | 1750208211 | General Practice Dentistry | Roswell, GA | 2026 |
| Jacob Nix, DMD | 1356692024 | Dentist | Silver Spring, MD | 2012 |
| Jaime Nix | 1154098846 | Nurse Practitioner | Odessa, TX | 2021 |
| James Nix, LCPC | 1104497692 | Professional Counselor | Bozeman, MT | 2021 |
| James Nix | 1225650427 | Case Manager/Care Coordinator | Toledo, OH | 2020 |
| James Nix, M.D. | 1376595017 | Obstetrics & Gynecology Physician | Orlando, FL | 2006 |
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).