Providers Emma Nichol, PSY.D. to Irene Nicholas, MD
300 individual NPIs in the federal registry, part 15,787 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. 93 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Emma Nichol, PSY.D. | 1588144513 | Clinical Psychologist | Wilmington, DE | 2018 |
| Erin Nichol, DPT | 1568135291 | Physical Therapist | Grass Valley, CA | 2021 |
| Gina Nichol, LCSW | 1811146707 | Clinical Social Worker | Bethlehem, PA | 2008 |
| Graham Nichol, MD, MPH | 1558447318 | Emergency Medicine Physician | Seattle, WA | 2006 |
| Heidi Nichol, MD, MPH | 1538514658 | Family Medicine Physician | Monticello, MN | 2016 |
| James Nichol, M.D. | 1114924966 | Family Medicine Physician | Grass Valley, CA | 2005 |
| Jeanette Nichol, LVN | 1891923983 | Licensed Vocational Nurse | Crescent City, CA | 2009 |
| Jennifer Nichol | 1629520788 | Other Technician | Novi, MI | 2016 |
| Joann Nichol, LPN | 1265890842 | Licensed Practical Nurse | Carsonville, MI | 2016 |
| Jonathan Nichol, DO | 1679940332 | Emergency Medicine Physician | Salt Lake City, UT | 2015 |
| Jorie Nichol, BCBA | 1073103198 | Behavior Analyst | Lakewood, CO | 2021 |
| Karianne Nichol | 1114764057 | Case Manager/Care Coordinator | Aurora, CO | 2024 |
| Katlyn Nichol | 1609534957 | Behavior Technician | Burbank, CA | 2021 |
| Kelly Nichol, NCSP | 1265915151 | School Psychologist | Wilmington, DE | 2018 |
| Kelsey Nichol | 1578105300 | Behavior Technician | Overland Park, KS | 2019 |
| Kera Nichol, CRNP | 1881827640 | Nurse Practitioner | Columbia, MD | 2009 |
| Kerryann Nichol | 1043989189 | Pharmacist | New York, NY | 2021 |
| Kiley Nichol, OTRL | 1992423644 | Occupational Therapist | Bay City, MI | 2022 |
| Kristin Nichol, MD, MPH, MBA | 1689766792 | Internal Medicine Physician | Minneapolis, MN | 2006 |
| Kyle Nichol, CDCA | 1215421300 | Addiction (Substance Use Disorder) Counselor | Saint Clairsville, OH | 2018 |
| Laura Nichol, M.A. CCC-SLP | 1053737205 | Speech-Language Pathologist | New Boston, OH | 2014 |
| Leanne Nichol, CRDH | 1760007959 | Dental Hygienist | Wesley Chapel, FL | 2020 |
| Lelah Nichol, L.C.S.W | 1598829236 | Clinical Social Worker | San Rafael, CA | 2006 |
| Lindsey Nichol, CCC-SLP | 1932914637 | Speech-Language Pathologist | Iowa City, IA | 2025 |
| Lori Nichol, MA,CCC-SLP | 1619184314 | Speech-Language Pathologist | Eagleville, PA | 2007 |
| Madeline Nichol, PT, DPT | 1023997483 | Physical Therapist | Papillion, NE | 2025 |
| Marley Nichol | 1124961669 | Behavior Technician | St Charles, IL | 2026 |
| Marshall Nichol, D.C | 1659061026 | Chiropractor | Dallas, TX | 2023 |
| Megan Nichol | 1376062489 | Student in an Organized Health Care Education/Training Program | Tucson, AZ | 2017 |
| Melanie Nichol | 1013844984 | Physical Therapist | Monclova, OH | 2026 |
| Melanie Nichol, R.D. | 1174975296 | Registered Dietitian | Glenwood Springs, CO | 2016 |
| Melanie Nichol, O.D. | 1780775973 | Optometrist | Mount Prospect, IL | 2006 |
| Michael Nichol | 1154695153 | Case Manager/Care Coordinator | Knoxville, TN | 2012 |
| Pauline Nichol, PA-C | 1255371340 | Physician Assistant | Greenville, SC | 2006 |
| Peter Nichol, MD | 1245320852 | Pediatric Surgery Physician | Madison, WI | 2006 |
| Phillip Nichol, CRNP | 1477373603 | Family Nurse Practitioner | Aliquippa, PA | 2024 |
| Reagan Nichol, RBT | 1104682210 | Behavior Technician | Ankeny, IA | 2024 |
| Rosemary Nichol, LCSW | 1437364015 | Clinical Social Worker | Napa, CA | 2007 |
| Samantha Nichol | 1841978574 | Student in an Organized Health Care Education/Training Program | Chattanooga, TN | 2023 |
| Sarena Nichol | 1154253201 | Family Nurse Practitioner | Jamaica Plain, MA | 2026 |
| Tara Nichol, MSW | 1164908752 | Social Worker | Seattle, WA | 2018 |
| Thomas Nichol, DDS | 1376761650 | Dentist | Millbrae, CA | 2007 |
| Tim Nichol, PT | 1649378308 | Physical Therapist | Louisville, KY | 2006 |
| Trent Nichol | 1366972937 | Orthopedic Physical Therapist | Overland Park, KS | 2017 |
| Walter Nichol, M.D. | 1093816076 | Internal Medicine Physician | Seattle, WA | 2006 |
| Kimalee Nichol-Ford | 1538920707 | Occupational Therapy Assistant | Plainsboro, NJ | 2024 |
| Abbel Nichola | 1861870909 | Student in an Organized Health Care Education/Training Program | Santa Monica, CA | 2015 |
| Rex Nichola, RN | 1699246140 | Registered Nurse | Lake City, FL | 2018 |
| Meridith Nicholaev | 1679298749 | Mental Health Counselor | Boston, MA | 2022 |
| Davida Nicholai | 1063946739 | Community Health Worker | Toksook Bay, AK | 2017 |
| Deaundra Nicholai | 1598612434 | Community Health Worker | Wasilla, AK | 2026 |
| Elena Nicholai | 1932699519 | Community Health Worker | Napaskiak, AK | 2018 |
| Eliza Nicholai | 1174875868 | Personal Care Attendant | Bethle, AK | 2012 |
| Joanna Nicholai | 1366780785 | Community Health Worker | Tuntutuliak, AK | 2013 |
| Jospeh Nicholai | 1053527168 | Day Training/Habilitation Specialist | Bethel, AK | 2007 |
| Marla Nicholai | 1952232357 | Addiction (Substance Use Disorder) Counselor | Wasilla, AK | 2026 |
| Paula Nicholai | 1134336282 | Personal Care Attendant | Bethel, AK | 2007 |
| Sami Nicholai | 1427340207 | Personal Care Attendant | Bethel, AK | 2011 |
| Sophie Nicholai | 1295321222 | Counselor | Bethel, AK | 2020 |
| Anna Nicholaides, PSY.D. | 1154552883 | Clinical Psychologist | Philadelphia, PA | 2009 |
| Elizabeth Nicholaides, LCSW | 1710071428 | Social Worker | Raleigh, NC | 2006 |
| Nikitas Nicholaides, MS, ATC, CSCS, CFST2 | 1912110966 | Athletic Trainer | Ridgewood, NJ | 2007 |
| Lucas Nicholaou, DDS | 1205427275 | Pediatric Dentistry | Los Angeles, CA | 2021 |
| Aaron Nicholas, DDS | 1720298920 | General Practice Dentistry | Burtonsville, MD | 2007 |
| Abagael Nicholas, PHARMD | 1174261788 | Pharmacist | South Charleston, WV | 2022 |
| Abby Nicholas | 1366222572 | Personal Care Attendant | Summersville, WV | 2023 |
| Abigail Nicholas | 1851021802 | Mental Health Counselor | Wheat Ridge, CO | 2022 |
| Adam Nicholas, MD | 1033309950 | Psychiatry Physician | Auburn, MI | 2007 |
| Adam Nicholas, PHARMD | 1700551744 | Pharmacist | Philadelphia, PA | 2021 |
| Adrian Nicholas | 1104613702 | Massage Therapist | Las Vegas, NV | 2025 |
| Aj Nicholas | 1518627314 | Optician | Patuxent River, MD | 2021 |
| Alaina Nicholas, MS, ATC | 1336604990 | Military Health Care Provider | San Diego, CA | 2019 |
| Alan Nicholas, LSW | 1811322498 | Social Worker | Wooster, OH | 2013 |
| Alana Nicholas | 1700690666 | Mental Health Counselor | New York, NY | 2025 |
| Alexander Nicholas, DO | 1639171598 | Neuromusculoskeletal Medicine & OMM Physician | Philadelphia, PA | 2005 |
| Alexandra Nicholas, APN | 1093539249 | Acute Care Nurse Practitioner | Cherry Hill, NJ | 2024 |
| Alexandra Nicholas | 1265119846 | Behavior Technician | Roy, UT | 2023 |
| Alexandra Nicholas | 1689037053 | Anesthesiology Physician | Pittsburgh, PA | 2016 |
| Alexia Nicholas, MHC-A | 1700698206 | Mental Health Counselor | Providence, RI | 2025 |
| Alexis Nicholas | 1629848437 | Family Nurse Practitioner | Ogden, UT | 2024 |
| Alison Nicholas | 1467085761 | Behavior Technician | Barrington, IL | 2020 |
| Allyssa Nicholas, PA-C | 1396294575 | Physician Assistant | Milwaukee, WI | 2016 |
| Alvin Nicholas, PHD | 1992526289 | Clinical Psychologist | New York, NY | 2024 |
| Alyssa Nicholas, DNP, APRN, FNP-C | 1760022875 | Family Nurse Practitioner | Mobile, AL | 2020 |
| Amanda Nicholas, RBT | 1174367635 | Behavior Technician | Birmingham, AL | 2024 |
| Amanda Nicholas, FNP-C | 1689452013 | Family Nurse Practitioner | Syracuse, NY | 2023 |
| Amy Nicholas, LPN/BHT | 1093656613 | Behavior Technician | Meridian, MS | 2026 |
| Amy Nicholas, LMSW | 1184945214 | Clinical Social Worker | Howell, MI | 2010 |
| Amy Nicholas | 1275490237 | Dental Hygienist | Bolivar, MO | 2026 |
| Amy Nicholas | 1285194209 | Behavior Technician | Stoughton, MA | 2019 |
| Amy Nicholas, MD | 1407081680 | Ophthalmology Physician | Frederick, MD | 2009 |
| Amy Nicholas, DPT | 1538659370 | Physical Therapist | Arnold, MO | 2018 |
| Amy Nicholas, PHARMD, CDE | 1699768515 | Pharmacotherapy Pharmacist | Lexington, KY | 2005 |
| Amy Nicholas, PA | 1811983174 | Medical Physician Assistant | Grapevine, TX | 2005 |
| Anastasia Nicholas, CRNA | 1033160239 | Certified Registered Nurse Anesthetist | Austin, TX | 2006 |
| Andrea Nicholas, ARNP | 1134570930 | Gerontology Nurse Practitioner | Holmes Beach, FL | 2016 |
| Andrew Nicholas, OTR/L | 1043812134 | Occupational Therapist | Frederick, MD | 2020 |
| Andrew Nicholas, MD | 1366235004 | Student in an Organized Health Care Education/Training Program | Cincinnati, OH | 2025 |
| Andrew Nicholas, DPT | 1780031609 | Physical Therapist | Union Grove, WI | 2016 |
| Andrew Nicholas, DO | 1912468422 | Emergency Medicine Physician | Charlotte, NC | 2019 |
| Angela Nicholas, MD | 1063480515 | Family Medicine Physician | North Wales, PA | 2006 |
| Angela Nicholas, CRNA | 1487914057 | Certified Registered Nurse Anesthetist | Lexington, KY | 2012 |
| Angela Nicholas | 1538768650 | Personal Care Attendant | Glenville, WV | 2020 |
| Angela Nicholas | 1679394829 | Behavior Technician | Baltimore, MD | 2024 |
| Angie Nicholas, LMFT | 1679713796 | Marriage & Family Therapist | Stockton, CA | 2009 |
| Anika Nicholas | 1710125935 | Case Manager/Care Coordinator | Festus, MO | 2009 |
| Ann Nicholas, DMD | 1437400173 | Dentist | Independence, KY | 2012 |
| Ann Nicholas, PSY.D. | 1467861021 | Psychologist | Wasco, CA | 2014 |
| Anna Nicholas | 1306172291 | Personal Care Attendant | Bethel, AK | 2009 |
| Anna Nicholas | 1639054513 | Behavior Technician | San Diego, CA | 2025 |
| Anne Nicholas, D.D.S. | 1114049160 | Periodontics | Palm Desert, CA | 2007 |
| Anntwanette Nicholas | 1427757384 | School Registered Nurse | Winfield, WV | 2023 |
| Anthony Nicholas | 1588695928 | Neurology Physician | Memphis, TN | 2006 |
| Anthony Nicholas, D.C. | 1639249972 | Chiropractor | Griffin, GA | 2006 |
| Antony Nicholas, D.C. | 1285756619 | Rehabilitation Chiropractor | Centennial, CO | 2007 |
| Antwan Nicholas | 1740740216 | Mental Health Counselor | Jacksonville, FL | 2019 |
| Arthandreale Nicholas, FNP | 1629554951 | Family Nurse Practitioner | Warner Robins, GA | 2018 |
| Ashley Nicholas, MA | 1699392910 | Professional Counselor | Uniontown, PA | 2020 |
| Ashley Nicholas, MED, MS, NCC | 1700437977 | Mental Health Counselor | Williamsport, PA | 2019 |
| Autum Nicholas | 1417672098 | Personal Care Attendant | Lizemores, WV | 2022 |
| Bena Nicholas | 1740084318 | Behavior Technician | Melville, NY | 2025 |
| Benjamin Nicholas, MD | 1336631381 | Internal Medicine Physician | West Reading, PA | 2018 |
| Benjamin Nicholas | 1811329618 | Occupational Therapist | Flagstaff, AZ | 2013 |
| Benjamin Nicholas | 1821771825 | Mental Health Counselor | Greenville, SC | 2023 |
| Bernard Nicholas, MD | 1598241010 | Hospitalist Physician | Medford, OR | 2018 |
| Beverly Nicholas, MS, LPC, CADC | 1629294970 | Professional Counselor | Oklahoma City, OK | 2007 |
| Blainey Nicholas, M.D. | 1306870001 | Emergency Medicine Physician | Thibodaux, LA | 2006 |
| Bradley Nicholas | 1437750643 | Personal Care Attendant | Elkins, WV | 2020 |
| Brandy Nicholas | 1144453424 | Case Manager/Care Coordinator | Carlsbad, NM | 2009 |
| Brian Nicholas, MD | 1023242849 | Pediatric Anesthesiology Physician | New Hyde Park, NY | 2009 |
| Brian Nicholas, PTA | 1134894843 | Physical Therapy Assistant | East Brunswick, NJ | 2021 |
| Brian Nicholas, L.AC | 1174857866 | Acupuncturist | South Orange, NJ | 2009 |
| Brian Nicholas, MD | 1609086909 | Otolaryngology Physician | Syracuse, NY | 2007 |
| Briana Nicholas | 1376400408 | Case Manager/Care Coordinator | Washington, DC | 2026 |
| Brianna Nicholas, DPT | 1134005887 | Physical Therapist | Ormond Beach, FL | 2025 |
| Brianna Nicholas | 1730039488 | Behavior Technician | Panama City Beach, FL | 2026 |
| Brianna Nicholas, RN | 1871071290 | Registered Nurse | Warwick, NY | 2018 |
| Brianne Nicholas, M.D. | 1386171908 | Surgery Physician | Lawrenceburg, IN | 2017 |
| Britney Nicholas | 1245898709 | Case Manager/Care Coordinator | Gautier, MS | 2019 |
| Brittany Nicholas | 1134949035 | Behavior Technician | Springfield, VA | 2024 |
| Brittny Nicholas | 1770405193 | Behavior Technician | Farmington Hills, MI | 2026 |
| Brooke Nicholas, DNP | 1235055534 | Pediatric Oncology Registered Nurse | Orlando, FL | 2026 |
| Bryan Nicholas, DC | 1205385317 | Chiropractor | Clearwater, FL | 2016 |
| Bryan Nicholas | 1528642113 | Behavior Technician | Walnut Creek, CA | 2021 |
| Bryn Nicholas, BCABA | 1023521853 | Behavior Analyst | Indianapolis, IN | 2017 |
| C. Tiffany Nicholas | 1164986097 | Community Health Worker | Bronx, NY | 2019 |
| Cadelia Nicholas, NURSE PRACTITIONER | 1992272496 | Nurse Practitioner | Detroit, MI | 2018 |
| Caitlyn Nicholas, LCSW | 1053079277 | Clinical Social Worker | Alexandria, VA | 2021 |
| Camryn Nicholas, PA-C | 1508685017 | Medical Physician Assistant | Allentown, PA | 2024 |
| Candace Nicholas, NP | 1184138349 | Family Nurse Practitioner | Scottsdale, AZ | 2017 |
| Carla Nicholas, OT | 1104947449 | Occupational Therapist | Boardman, OH | 2007 |
| Carly Nicholas, CNP | 1053791293 | Family Nurse Practitioner | Cincinnati, OH | 2015 |
| Carly Nicholas, BEHAVIOR TECHNICIAN | 1093493124 | Behavior Technician | Hicksville, NY | 2023 |
| Carly Nicholas | 1710329826 | Specialist | Blasdell, NY | 2013 |
| Carmela Nicholas | 1689374357 | Specialist | Astoria, NY | 2023 |
| Carolina Nicholas, M.D. | 1871593186 | Pediatrics Physician | Spring, TX | 2005 |
| Carolyn Nicholas | 1316812969 | Personal Care Attendant | Orma, WV | 2025 |
| Carolyn Nicholas, LSW,MSW | 1922524032 | Addiction (Substance Use Disorder) Counselor | Cleveland, OH | 2017 |
| Carrie Nicholas | 1003141110 | Physical Therapist | Rochester, NY | 2009 |
| Carrie Nicholas, D.C. | 1366676207 | Chiropractor | Louisville, KY | 2009 |
| Cashmilla Nicholas | 1811415102 | Family Nurse Practitioner | Saint Albans, NY | 2017 |
| Cassandra Nicholas, M. ED., ED. S., NCSP | 1881538007 | School Psychologist | Wooster, OH | 2026 |
| Catherine Nicholas, MD | 1043006836 | Student in an Organized Health Care Education/Training Program | Porterville, CA | 2025 |
| Catherine Nicholas, MD | 1588806426 | Pediatrics Physician | Fort Worth, TX | 2009 |
| Catherine Nicholas, PA-C | 1699652644 | Physician Assistant | Baltimore, MD | 2025 |
| Catherine Nicholas, PA | 1699878819 | Physician Assistant | Burlington, VT | 2006 |
| Catherine Nicholas, LCSW | 1821240417 | Clinical Social Worker | New York, NY | 2008 |
| Catherine Nicholas | 1841871902 | Student in an Organized Health Care Education/Training Program | Rochester, NY | 2021 |
| Catherine Nicholas, LPN | 1952536252 | Licensed Practical Nurse | Coram, NY | 2009 |
| Cathy Nicholas, NP | 1033484076 | Registered Nurse | East Orange, NJ | 2012 |
| Catrona Nicholas | 1235058520 | Nurse Practitioner | East Hartford, CT | 2026 |
| Celine Nicholas | 1023589520 | Licensed Practical Nurse | Brooklyn, NY | 2018 |
| Chanel Nicholas, CRNA | 1740086032 | Certified Registered Nurse Anesthetist | Birmingham, AL | 2025 |
| Charles Nicholas, MSW | 1023658929 | Clinical Social Worker | Howell, MI | 2020 |
| Charles Nicholas, DPM | 1124083100 | Podiatrist | Virginia Beach, VA | 2006 |
| Charles Nicholas, D.D.S. | 1982765202 | General Practice Dentistry | Cleveland, TN | 2006 |
| Chelsea Nicholas, PT | 1952942492 | Physical Therapist | Oakland, CA | 2019 |
| Cher Nicholas, NP | 1346695665 | Diagnostic Radiology Physician | Chapel Hill, NC | 2016 |
| Cheryl Nicholas, LPC | 1558717660 | Professional Counselor | Baton Rouge, LA | 2016 |
| Cheryl Nicholas, M.ED.,CCC-SLP | 1689983710 | Speech-Language Pathologist | Doylestown, PA | 2010 |
| Cheyenne Nicholas | 1003359399 | Counselor | Taylorsville, UT | 2016 |
| Chris Nicholas, P.T. | 1295779676 | Physical Therapist | Greenville, SC | 2006 |
| Christi Nicholas | 1427606177 | Attendant Care Provider | Dade City, FL | 2019 |
| Christina Nicholas, BCBA | 1083851760 | Behavior Analyst | Holly Springs, NC | 2009 |
| Christina Nicholas, MD | 1871714824 | Surgery Physician | Wichita, KS | 2007 |
| Christopher Nicholas | 1104427152 | Family Nurse Practitioner | Eagle, ID | 2020 |
| Christopher Nicholas, MD | 1316037195 | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | West Burlington, IA | 2006 |
| Christopher Nicholas, D.O. | 1326030446 | Orthopaedic Surgery Physician | Clinton Twp, MI | 2005 |
| Christopher Nicholas, MD | 1427787696 | Family Medicine Physician | Cannon Air Force Base, NM | 2022 |
| Christopher Nicholas, MD | 1457863904 | Vascular & Interventional Radiology Physician | Williamsville, NY | 2017 |
| Christopher Nicholas, PH.D. | 1659679421 | Psychologist | Madison, WI | 2011 |
| Cicely Nicholas | 1861058331 | Behavior Analyst | Baxter, MN | 2019 |
| Claudia Nicholas, MD | 1962726307 | Obstetrics & Gynecology Physician | Ft Carson, CO | 2010 |
| Cleo Nicholas | 1508607847 | Certified Registered Nurse Anesthetist | Allentown, PA | 2024 |
| Connie Nicholas | 1578100970 | Licensed Vocational Nurse | Tyler, TX | 2019 |
| Constantine Nicholas, MD | 1295790228 | Orthopaedic Surgery Physician | Martinez, CA | 2006 |
| Coral Nicholas | 1184695884 | General Practice Physician | Rome, NY | 2006 |
| Courtney Nicholas, NP | 1700238623 | Adult Health Nurse Practitioner | Medford, NY | 2016 |
| Courtney Nicholas, M.D. | 1902059934 | Pediatrics Physician | Orange, CA | 2008 |
| Crystal Nicholas, PA-C | 1174980932 | Physician Assistant | Dallas, TX | 2016 |
| Crystal Nicholas | 1952935876 | Counselor | Sacramento, CA | 2020 |
| Cynthia Nicholas | 1356863435 | Driver | New Orleans, LA | 2017 |
| Cynthia Nicholas, CRNA | 1710142617 | Certified Registered Nurse Anesthetist | St Petersburg, FL | 2008 |
| Cynthia Nicholas | 1932748944 | Behavior Technician | Farmington Hills, MI | 2019 |
| Cyrene Nicholas | 1962280248 | Electroneurodiagnostic Specialist/Technologist | Branford, CT | 2023 |
| Czar Nicholas | 1437655412 | Behavior Technician | Oakland, CA | 2018 |
| Daisy Nicholas | 1568831949 | Physical Therapist | Madison Heights, MI | 2015 |
| Daniel Nicholas, PSYD | 1568544740 | Clinical Psychologist | Tinley Park, IL | 2006 |
| Daniel Nicholas | 1801424239 | Psychiatry Physician | Salem, VA | 2020 |
| David Nicholas, DO | 1013656933 | Student in an Organized Health Care Education/Training Program | Syracuse, NY | 2022 |
| David Nicholas, MSW | 1124292974 | Clinical Social Worker | Howell, MI | 2008 |
| David Nicholas | 1194659425 | Registered Nurse | Allentown, PA | 2026 |
| David Nicholas, DO | 1376520643 | Emergency Medicine Physician | Huntington, WV | 2005 |
| David Nicholas, RN, ACNS-BC | 1457591141 | Adult Health Clinical Nurse Specialist | Midland, TX | 2009 |
| David Nicholas, D.D.S. | 1609073519 | General Practice Dentistry | Cobleskill, NY | 2007 |
| David Nicholas | 1881921468 | Day Training/Habilitation Specialist | Bethel, AK | 2009 |
| Davison Nicholas, LPC | 1114273653 | Professional Counselor | Grandville, MI | 2012 |
| Dcruz Nicholas, LPC | 1417598756 | Mental Health Counselor | Sioux Falls, SD | 2019 |
| De'Anna Nicholas | 1952928517 | Behavior Technician | Jacksonville, FL | 2020 |
| Dean Nicholas, DDS | 1902927957 | General Practice Dentistry | Lombard, IL | 2007 |
| Deborah Nicholas, M.D. | 1316952260 | Anesthesiology Physician | Santa Fe, NM | 2006 |
| Deborah Nicholas, LMSW | 1497194096 | Clinical Social Worker | Detroit, MI | 2013 |
| Deborah Nicholas, N.P. | 1861503088 | Women's Health Nurse Practitioner | Richmond, CA | 2006 |
| Debra Nicholas, RPH | 1477005478 | Pharmacist | Candler, NC | 2016 |
| Delon Nicholas, PA | 1487625992 | Physician Assistant | Pensacola, FL | 2006 |
| Denise Nicholas, SLP | 1760073399 | Speech-Language Pathologist | Carson City, NV | 2021 |
| Desarie Nicholas, LCSW | 1720801376 | Clinical Social Worker | Roslyn Heights, NY | 2024 |
| Desiree Nicholas | 1568984946 | Professional Counselor | Knoxville, TN | 2017 |
| Devin Nicholas | 1740094424 | Mental Health Counselor | Opelousas, LA | 2025 |
| Diandra Nicholas | 1609755040 | School Registered Nurse | Hauppauge, NY | 2025 |
| Dianne Nicholas, M.D. | 1679553499 | Emergency Medicine Physician | Houston, TX | 2006 |
| Dianne Nicholas | 1942410147 | Case Manager/Care Coordinator | Ventura, CA | 2007 |
| Dion Nicholas, LMT | 1285475848 | Massage Therapist | Tampa, FL | 2024 |
| Dixie Nicholas | 1952057689 | Behavior Technician | Farmington Hills, MI | 2022 |
| Donald Nicholas, BA | 1194847277 | Addiction (Substance Use Disorder) Counselor | Lowell, MA | 2007 |
| Donald Nicholas, M.D. | 1245226950 | Internal Medicine Physician | Desoto, TX | 2005 |
| Donald Nicholas, DPM | 1770807653 | Podiatrist | Uniontown, OH | 2010 |
| Donald Nicholas, PH.D. | 1932399524 | Counseling Psychologist | Muncie, IN | 2007 |
| Donna Nicholas, MSW, LCSW | 1235115353 | Clinical Social Worker | Spencer, IN | 2005 |
| Donna Nicholas, RN | 1457405169 | Registered Nurse | Columbia, SC | 2007 |
| Donna Nicholas, RN | 1649766015 | School Registered Nurse | Berkeley, CA | 2018 |
| Doreen Nicholas, CCC-SLP | 1366570517 | Speech-Language Pathologist | Spokane, WA | 2007 |
| Dylan Nicholas, KCPSS | 1073380184 | Peer Specialist | Campbellsville, KY | 2023 |
| Earl Nicholas, MD | 1770694994 | Obstetrics & Gynecology Physician | Upper Marlboro, MD | 2006 |
| Edward Nicholas, M.D. | 1629299003 | Diagnostic Radiology Physician | Bangor, ME | 2007 |
| Elaine Nicholas | 1366599524 | Marriage & Family Therapist | Richmond, CA | 2007 |
| Elexis Nicholas | 1326895491 | Case Manager/Care Coordinator | Dallas, TX | 2024 |
| Elisa Nicholas, M.D | 1013102581 | Specialist | Long Beach, CA | 2007 |
| Elizabeth Nicholas, MD | 1154776011 | Family Medicine Physician | Yankton, SD | 2016 |
| Elizabeth Nicholas, LCSW | 1316168800 | Clinical Social Worker | Silver Spring, MD | 2007 |
| Elizabeth Nicholas, M.D. | 1598910911 | Emergency Medicine Physician | Syracuse, NY | 2008 |
| Elizabeth Nicholas, M.D. | 1922066273 | Anesthesiology Physician | Hagerstown, MD | 2006 |
| Elizabeth Nicholas, CMT | 1922708569 | Massage Therapist | Little Falls, MN | 2023 |
| Elizabeth Nicholas | 1952250821 | Athletic Trainer | Leesburg, VA | 2026 |
| Ellen Nicholas | 1114788122 | Community Health Worker | Charleston, WV | 2024 |
| Emery Nicholas, DMD | 1487995445 | Oral and Maxillofacial Surgery (Dentist) | East Greenwich, RI | 2013 |
| Emily Nicholas, LCSW | 1639888951 | Clinical Social Worker | Boise, ID | 2022 |
| Emily Nicholas, LCSW | 1730597857 | Clinical Social Worker | New York, NY | 2014 |
| Emily Nicholas, ATS | 1750203006 | Student in an Organized Health Care Education/Training Program | Huntington, WV | 2026 |
| Emily Nicholas, PA-C | 1780461814 | Medical Physician Assistant | Flint, MI | 2023 |
| Emmanuel Nicholas | 1366659369 | Day Training/Habilitation Specialist | Bethel, AK | 2007 |
| Emmele Nicholas, MSW, LCSW | 1871836874 | Clinical Social Worker | Colorado Springs, CO | 2013 |
| Emrold Nicholas | 1013625094 | Registered Nurse | Spring Valley, NY | 2022 |
| Eric Nicholas, MD | 1033288634 | Family Medicine Physician | Mars Hill, ME | 2006 |
| Erica Nicholas | 1295427243 | Behavior Technician | Metairie, LA | 2023 |
| Erica Nicholas, NP | 1396458949 | Neonatal Nurse Practitioner | Houston, TX | 2022 |
| Erica Nicholas | 1609691922 | Behavior Technician | Omaha, NE | 2024 |
| Erica Nicholas, M.S., CCC-SLP | 1689041089 | Speech-Language Pathologist | San Diego, CA | 2015 |
| Estela Nicholas, N.P | 1558384792 | Obstetrics & Gynecology Nurse Practitioner | Vista, CA | 2006 |
| Ethan Nicholas, LCSW, LAC, LMSW | 1518350222 | Clinical Social Worker | Fort Meade, MD | 2015 |
| Eva Nicholas, MD | 1912906314 | Cardiovascular Disease Physician | Bremerton, WA | 2005 |
| Evan Nicholas, DO | 1457353336 | Neuromusculoskeletal Medicine & OMM Physician | Philadelphia, PA | 2005 |
| Evangelia Nicholas, MD | 1972849578 | Anesthesiology Physician | Brooklyn, NY | 2012 |
| Eve Nicholas, CT | 1265183578 | Counselor | Cleveland, OH | 2022 |
| Fallon Nicholas | 1104184399 | Mental Health Counselor | Phoenix, AZ | 2012 |
| Federico Nicholas, PTA20728 | 1891929402 | Physical Therapy Assistant | Kissimmee, FL | 2009 |
| Felicia Nicholas | 1811291040 | Speech-Language Pathologist | Hamilton, NY | 2011 |
| Fiona Nicholas | 1043917768 | Behavior Technician | Dearborn, MI | 2023 |
| Gabrielle Nicholas | 1548084247 | Behavior Technician | Mobile, AL | 2024 |
| Gary Nicholas, RPH | 1801878798 | Pharmacist | Burien, WA | 2005 |
| Geoffrey Nicholas | 1205522745 | Certified Registered Nurse Anesthetist | Miami, FL | 2023 |
| George Nicholas, M.D. | 1356388995 | Family Medicine Physician | Huron, SD | 2006 |
| George Nicholas | 1871200196 | Case Manager/Care Coordinator | Wayne, MI | 2022 |
| Glenn Nicholas, D.C. | 1831219047 | Chiropractor | Lewiston, ID | 2007 |
| Grace Nicholas, RBT | 1093590275 | Behavior Technician | Jacksonville, FL | 2023 |
| Grace Nicholas, MD | 1912767666 | Radiation Oncology Physician | Salt Lake City, UT | 2024 |
| Gregg Nicholas | 1154127389 | Behavior Technician | Melville, NY | 2025 |
| Gregory Nicholas, MPT | 1215046966 | Physical Therapist | Fenton, MO | 2006 |
| Greta Nicholas, M.S. CCC-SLP | 1750503579 | Speech-Language Pathologist | Joplin, MO | 2007 |
| Harry Nicholas | 1255096848 | Case Manager/Care Coordinator | Bethel, AK | 2021 |
| Hayley Nicholas, LMT | 1538429980 | Massage Therapist | Tucson, AZ | 2012 |
| Heather Nicholas, OT | 1821590001 | Physical Rehabilitation Occupational Therapist | Ann Arbor, MI | 2018 |
| Heather Nicholas, LPC | 1821610429 | Professional Counselor | Edison, NJ | 2020 |
| Heather Nicholas, DMD | 1881264786 | Student in an Organized Health Care Education/Training Program | Portland, OR | 2021 |
| Hernat Nicholas | 1093284432 | Behavior Technician | Naples, FL | 2018 |
| Hollie Nicholas, LMSW | 1942919048 | Clinical Social Worker | Norton Shores, MI | 2022 |
| Imogen Nicholas | 1851219398 | Mental Health Counselor | Clinton, MS | 2026 |
| Indira Nicholas, ARNP | 1831915313 | Psychiatric/Mental Health Nurse Practitioner | Pembroke Pines, FL | 2024 |
| Irene Nicholas | 1104911841 | Certified Registered Nurse Anesthetist | Duluth, GA | 2006 |
| Irene Nicholas, MD | 1821892878 | Student in an Organized Health Care Education/Training Program | Staten Island, NY | 2025 |
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).