Providers Ashley Armstrong, MD to Christel Armstrong, APRN, CNP
300 individual NPIs in the federal registry, part 866 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. 73 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Ashley Armstrong, MD | 1558094359 | Obstetrics & Gynecology Physician | New York, NY | 2022 |
| Ashley Armstrong, COTA/L | 1558633537 | Occupational Therapy Assistant | Clinton Twp, MI | 2012 |
| Ashley Armstrong | 1649057225 | Case Manager/Care Coordinator | Dublin, OH | 2023 |
| Ashley Armstrong | 1659915346 | Behavior Technician | Farmington Hills, MI | 2019 |
| Ashley Armstrong, FNP-C | 1679284301 | Family Nurse Practitioner | Atoka, TN | 2022 |
| Ashley Armstrong, FNP | 1740704048 | Family Nurse Practitioner | Baytown, TX | 2017 |
| Ashley Armstrong | 1912842147 | Family Nurse Practitioner | Allen Park, MI | 2026 |
| Ashton Armstrong, RDN | 1366112252 | Nutritionist | Memphis, TN | 2021 |
| Asia Armstrong | 1275345217 | Behavior Technician | Orange Park, FL | 2025 |
| Aspen Armstrong, PA-C | 1447934161 | Medical Physician Assistant | Montrose, CO | 2023 |
| Asriel Armstrong, LMSW | 1609493659 | Clinical Social Worker | Dallas, TX | 2020 |
| Astrid Armstrong | 1821699612 | Social Worker | Portland, OR | 2020 |
| Atlas Armstrong | 1568201291 | Peer Specialist | Layton, UT | 2024 |
| Audra Armstrong, NP | 1760630420 | Neonatal Nurse Practitioner | Lafayette, IN | 2008 |
| Audra Armstrong | 1962649202 | Contractor | Houston, TX | 2009 |
| August Armstrong | 1336601400 | Mental Health Counselor | Portland, OR | 2019 |
| August Armstrong | 1942075197 | Counselor | Seattle, WA | 2023 |
| Aurea Armstrong | 1073455408 | Massage Therapist | Auburn, WA | 2026 |
| Austin Armstrong, MD | 1003474982 | Psychiatry Physician | Wichita, KS | 2019 |
| Austin Armstrong | 1205538444 | Student in an Organized Health Care Education/Training Program | Saint Louis, MO | 2023 |
| Austin Armstrong, MD | 1881251320 | Geriatric Medicine (Internal Medicine) Physician | Washington, DC | 2019 |
| Autium Armstrong | 1013646413 | Behavior Technician | Farmington Hills, MI | 2022 |
| Autumn Armstrong, D.O. | 1073924023 | Emergency Medicine Physician | Phoenix, AZ | 2014 |
| Autumn Armstrong | 1275406233 | Case Manager/Care Coordinator | Toledo, OH | 2025 |
| Autumn Armstrong | 1952088114 | Behavior Technician | Owasso, OK | 2023 |
| Ava Armstrong | 1104586569 | Behavior Technician | Columbia, MD | 2021 |
| Ava Armstrong | 1467325365 | Behavior Technician | Westfield, IN | 2025 |
| Ave Armstrong, ARNP | 1417188269 | Family Nurse Practitioner | Oviedo, FL | 2009 |
| Avery Armstrong | 1023965571 | Home Health Aide | Kearney, NE | 2026 |
| Avery Armstrong, SLP | 1275254799 | Speech-Language Pathologist | Crescent City, CA | 2022 |
| Aviance Armstrong | 1922504851 | Personal Care Attendant | North Las Vegas, NV | 2018 |
| Ayle Armstrong | 1982491833 | Dentist | Olympia, WA | 2025 |
| Azell Armstrong, CNA | 1689359952 | Nurse's Aide | Douglasville, GA | 2023 |
| Bailey Armstrong | 1164202453 | Registered Nurse | New Orleans, LA | 2023 |
| Bailey Armstrong | 1497404586 | Case Manager/Care Coordinator | Antlers, OK | 2022 |
| Bailey Armstrong | 1831621432 | Addiction (Substance Use Disorder) Counselor | Greeley, CO | 2017 |
| Bailey Armstrong | 1922708189 | Behavior Technician | Mansfield, TX | 2023 |
| Barbara Armstrong, RD | 1003005760 | Registered Dietitian | Roanoke Rapids, NC | 2007 |
| Barbara Armstrong, OD | 1023120367 | Optometrist | Pasadena, CA | 2006 |
| Barbara Armstrong, PHARMD | 1053455725 | Pharmacist | Wailuku, HI | 2007 |
| Barbara Armstrong, CSW | 1104947837 | Mental Health Counselor | Melville, NY | 2007 |
| Barbara Armstrong, FNP | 1215908066 | Family Nurse Practitioner | Ithaca, NY | 2006 |
| Barbara Armstrong, PT | 1326290289 | Pediatric Physical Therapist | Troy, NY | 2008 |
| Barbara Armstrong | 1548892342 | Case Manager/Care Coordinator | Monroe, LA | 2020 |
| Barbara Armstrong, MD | 1558484048 | Hematology (Pathology) Physician | Portland, OR | 2007 |
| Barbara Armstrong, NP | 1598908386 | Nurse Practitioner | Santa Maria, CA | 2009 |
| Bart Armstrong | 1871325761 | Athletic Trainer | East Stroudsburg, PA | 2024 |
| Baylee Armstrong | 1548836273 | Addiction (Substance Use Disorder) Counselor | Kodiak, AK | 2021 |
| Bea Armstrong, MFT | 1194481176 | Marriage & Family Therapist | Spring, TX | 2021 |
| Beatrice Armstrong, RPH | 1003242090 | Pharmacist | Palatka, FL | 2013 |
| Becky Armstrong, LMHP | 1598907222 | Mental Health Counselor | Glenwood, IA | 2009 |
| Belinda Armstrong, BCBA | 1902376106 | Behavior Analyst | Mars, PA | 2018 |
| Benjamin Armstrong, CRNA | 1174845564 | Certified Registered Nurse Anesthetist | Spencer, IA | 2010 |
| Benjamin Armstrong, MD | 1346487220 | Emergency Medicine Physician | New London, CT | 2009 |
| Benjamin Armstrong | 1619759859 | Behavior Technician | Sacramento, CA | 2023 |
| Benjamin Armstrong, D.D.S. | 1659542611 | General Practice Dentistry | Bellingham, WA | 2008 |
| Benjamin Armstrong, PT | 1811060742 | Physical Therapist | Madison, WI | 2006 |
| Bernita Armstrong, ARNP | 1245218874 | Adult Health Nurse Practitioner | Jacksonville, FL | 2006 |
| Beryl Armstrong, LCPC | 1043755697 | Professional Counselor | Harvey, IL | 2017 |
| Beth Armstrong, M.D. | 1114984127 | Emergency Medicine Physician | Kalamazoo, MI | 2006 |
| Beth Armstrong, R.N., M.S. | 1285835348 | Child & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist | Fremont, CA | 2007 |
| Beth Armstrong, RN | 1881803278 | Community Health Registered Nurse | Mansfield, OH | 2007 |
| Bethany Armstrong, LPC | 1689971202 | Mental Health Counselor | Rock Springs, WY | 2011 |
| Bethany Armstrong | 1801694344 | Behavior Technician | Memphis, TN | 2025 |
| Bethany Armstrong | 1851757124 | Counselor | Lawrence, MA | 2016 |
| Betsy Armstrong | 1003118373 | Specialist | New York, NY | 2010 |
| Bettina Armstrong, MA CCC-SLP, TSSLD | 1255644076 | Speech-Language Pathologist | Monroe, NY | 2010 |
| Betty Armstrong, PH.D. | 1245249572 | Cognitive & Behavioral Psychologist | Dallas, TX | 2006 |
| Betty Armstrong | 1609668771 | Home Health Aide | Oak Hill, WV | 2025 |
| Betty Armstrong, RRW | 1861517591 | Addiction (Substance Use Disorder) Counselor | Yuba City, CA | 2007 |
| Beverly Armstrong | 1164642674 | Hearing Instrument Specialist | Bakersfield, CA | 2007 |
| Beverly Armstrong | 1174803720 | Mental Health Counselor | Detroit, MI | 2011 |
| Beverly Armstrong, ARNP | 1386833341 | Nurse Practitioner | Fort Myers, FL | 2007 |
| Beza Armstrong | 1972465755 | Behavior Technician | Sugar Land, TX | 2025 |
| Bianca Armstrong | 1922948033 | Licensed Practical Nurse | Delray Beach, FL | 2026 |
| Billie Armstrong, FNP | 1700981735 | Family Nurse Practitioner | Seminole, TX | 2006 |
| Billy Armstrong | 1437675204 | Physical Therapy Assistant | Iola, KS | 2017 |
| Blair Armstrong, M.D. | 1033406210 | Ophthalmology Physician | Langhorne, PA | 2011 |
| Blair Armstrong, RBT | 1689150450 | Behavior Technician | Kansas City, MO | 2018 |
| Blaire Armstrong | 1407401482 | Case Manager/Care Coordinator | Saint Helens, OR | 2019 |
| Blake Armstrong, LPC, M.ED. | 1114734498 | Professional Counselor | Sugar Hill, GA | 2024 |
| Blayney Armstrong | 1356709950 | Occupational Therapist | Mooresville, NC | 2016 |
| Bobbi Armstrong, AUD | 1750517157 | Audiologist | Oklahoma City, OK | 2009 |
| Bobbie Armstrong | 1568240760 | Behavior Technician | Spring, TX | 2023 |
| Bobby Armstrong, PHD | 1033621735 | Pastoral Counselor | Browns Summit, NC | 2017 |
| Bobby Armstrong, LCSW | 1346552627 | Clinical Social Worker | Searcy, AR | 2010 |
| Boyd Armstrong, BEHAVIOR TECHNICIAN | 1942003058 | Behavior Technician | Cadillac, MI | 2025 |
| Bracken Armstrong, MD | 1730488396 | Surgery Physician | Tampa, FL | 2011 |
| Bradford Armstrong, DMD | 1780838508 | General Practice Dentistry | Madison, MS | 2008 |
| Bradford Armstrong, MD | 1841289394 | Internal Medicine Physician | Middlebury, VT | 2005 |
| Bradley Armstrong, PA-C | 1568545663 | Physician Assistant | Denton, TX | 2006 |
| Brady Armstrong | 1174795439 | Other Technician | St George, UT | 2008 |
| Brady Armstrong, CPHT | 1699392332 | Pharmacy Technician | Portland, OR | 2020 |
| Braedyn Armstrong | 1083481873 | Homemaker | West Lafayette, OH | 2023 |
| Brandi Armstrong, MSW, LMSW | 1689212326 | Social Worker | Jefferson City, MO | 2019 |
| Brandi Armstrong, COTA/L | 1932574720 | Occupational Therapy Assistant | Osawatomie, KS | 2015 |
| Brandon Armstrong, MD | 1548820038 | Family Medicine Physician | Alma, MI | 2019 |
| Brandon Armstrong, OD | 1598856999 | Optometrist | Greenwood, IN | 2006 |
| Brandy Armstrong | 1407531544 | Adult Psychiatric/Mental Health Registered Nurse | Topeka, KS | 2023 |
| Brandy Armstrong, RBT | 1467259838 | Behavior Technician | Anderson, IN | 2025 |
| Brelan Armstrong, LCSW | 1942256227 | Clinical Social Worker | Las Vegas, NV | 2006 |
| Brenda Armstrong | 1073468997 | Behavior Technician | Salt Lake City, UT | 2026 |
| Brenda Armstrong | 1083108427 | Community Health Worker | Marion, OH | 2018 |
| Brenda Armstrong | 1184518466 | Adult Companion | Grand Island, NE | 2025 |
| Brenda Armstrong, MT | 1386132124 | Massage Therapist | Largo, FL | 2018 |
| Brenda Armstrong, ANP-BC | 1699004408 | Adult Health Nurse Practitioner | Charlotte, NC | 2009 |
| Brenda Armstrong | 1790292761 | Home Health Aide | Stockport, OH | 2017 |
| Brenda Armstrong | 1912129982 | Mental Health Counselor | Jackson, CA | 2007 |
| Brenda Armstrong, LSS,M.S. | 1952036758 | School Psychologist | Houston, TX | 2022 |
| Brendan Armstrong | 1366938128 | Behavior Technician | Santa Fe, NM | 2018 |
| Brent Armstrong, MD | 1306959895 | Internal Medicine Physician | Hopewell, VA | 2006 |
| Brent Armstrong, MD | 1346289576 | Emergency Medicine Physician | Plano, TX | 2006 |
| Brent Armstrong, MD | 1356432116 | Emergency Medicine Physician | Fairfax, SC | 2006 |
| Brenton Armstrong, M.D. | 1669810826 | Urology Physician | Houston, TX | 2013 |
| Bret Armstrong, PHARMD | 1184717647 | Pharmacist | Catoosa, OK | 2006 |
| Brett Armstrong, MD, MBA | 1013619667 | Student in an Organized Health Care Education/Training Program | Blacksburg, VA | 2023 |
| Brett Armstrong, PT | 1205285392 | Physical Therapist | Lincoln, NE | 2016 |
| Brett Armstrong, MD | 1710277249 | Surgery Physician | Palm Harbor, FL | 2011 |
| Brett Armstrong, RN | 1720726672 | Registered Nurse | Phoenix, AZ | 2022 |
| Brett Armstrong, DO | 1942941562 | Emergency Medicine Physician | Lewiston, ME | 2022 |
| Brian Armstrong, FNP-C | 1053964544 | Family Medicine Physician | Springfield, MO | 2019 |
| Brian Armstrong, PHARM.D. | 1124300116 | Pharmacist | Savannah, GA | 2011 |
| Brian Armstrong | 1205466331 | Behavior Technician | Danvers, MA | 2020 |
| Brian Armstrong, M.D. | 1235167784 | Specialist | Isle Of Palms, SC | 2006 |
| Brian Armstrong, PT | 1245415413 | Physical Therapist | Carmel, IN | 2008 |
| Brian Armstrong, MD | 1285781179 | Ophthalmology Physician | Largo, MD | 2007 |
| Brian Armstrong | 1295943538 | Specialist | Lisbon, CT | 2007 |
| Brian Armstrong, DMD | 1750494894 | General Practice Dentistry | Conway, SC | 2006 |
| Brian Armstrong, LCSW | 1851518104 | Clinical Social Worker | Provo, UT | 2007 |
| Brian Armstrong, LICSW | 1861780157 | Mental Health Counselor | Washington, DC | 2011 |
| Briana Armstrong, LMSW | 1558284141 | Social Worker | Baton Rouge, LA | 2026 |
| Brianna Armstrong, RBT | 1144980723 | Behavior Technician | Lexington, KY | 2021 |
| Bridget Armstrong, LCSW | 1336816289 | Social Worker | Mashpee, MA | 2021 |
| Bridget Armstrong, RN | 1447614490 | Inpatient Obstetric Registered Nurse | Phoenix, AZ | 2016 |
| Brielle Armstrong | 1598339368 | Mental Health Counselor | Everett, WA | 2021 |
| Briget Armstrong | 1437969821 | Behavior Technician | Ontario, CA | 2025 |
| Brina Armstrong, STUDENT NURSE | 1699348896 | Student in an Organized Health Care Education/Training Program | Lynn, MA | 2021 |
| Brion Armstrong, PARAMEDIC | 1265352561 | Paramedic | Scottsdale, AZ | 2026 |
| Britney Armstrong | 1285296863 | Behavior Analyst | Newport News, VA | 2019 |
| Brittan Armstrong, MD | 1609519446 | Internal Medicine Physician | Houston, TX | 2022 |
| Brittany Armstrong | 1013677491 | Marriage & Family Therapist | Raleigh, NC | 2021 |
| Brittany Armstrong, PHARMD | 1023515038 | Pharmacist | Mount Juliet, TN | 2018 |
| Brittany Armstrong, M.S. | 1033664602 | Speech-Language Pathologist | Lombard, IL | 2016 |
| Brittany Armstrong, LMT | 1255130415 | Massage Therapist | Indianapolis, IN | 2025 |
| Brittany Armstrong, D.O. | 1598205932 | Surgery Physician | Mount Clemens, MI | 2017 |
| Brittany Armstrong | 1851016083 | Women's Health Nurse Practitioner | Atlanta, GA | 2022 |
| Brittany Armstrong, LCSW | 1861923682 | Clinical Social Worker | New York, NY | 2017 |
| Brittany Armstrong, LMFT | 1912546292 | Marriage & Family Therapist | Torrance, CA | 2020 |
| Brittany Armstrong, MS, BCBA-LBA | 1992590095 | Behavior Analyst | Bartlett, TN | 2025 |
| Brittnei Armstrong | 1346908795 | Behavior Technician | Oakwood Village, OH | 2021 |
| Brittney Armstrong, APRN, FNP-BC | 1801546098 | Nurse Practitioner | Angleton, TX | 2022 |
| Brock Armstrong | 1609213131 | Community Health Worker | Cheyenne, WY | 2013 |
| Brooke Armstrong | 1013361617 | Family Nurse Practitioner | Oklahoma City, OK | 2016 |
| Brooke Armstrong | 1033755863 | Physical Medicine & Rehabilitation Physician | Victor, NY | 2019 |
| Brooke Armstrong | 1295484095 | Mental Health Counselor | Lawrenceville, IL | 2022 |
| Brooke Armstrong, COTA/L | 1508601196 | Occupational Therapy Assistant | Brooklyn Park, MN | 2024 |
| Brooke Armstrong, PTA | 1528823499 | Physical Therapy Assistant | Louisville, KY | 2024 |
| Brooke Armstrong | 1639091192 | Behavior Technician | Madison, AL | 2026 |
| Brooke Armstrong, PHD, MFT | 1700147550 | Marriage & Family Therapist | San Francisco, CA | 2012 |
| Brooke Armstrong, CMT | 1801263025 | Massage Therapist | Fort Wayne, IN | 2015 |
| Brooke Armstrong | 1922580778 | Mental Health Counselor | Tigard, OR | 2018 |
| Brooke Armstrong | 1962091900 | Counselor | Rockford, MI | 2021 |
| Brookelyn Armstrong | 1578063848 | Athletic Trainer | Eugene, OR | 2018 |
| Brookie Armstrong, DDS | 1992701387 | General Practice Dentistry | Georgetown, TX | 2005 |
| Brooklyn Armstrong | 1083235402 | Behavior Technician | Cottonwood Heights, UT | 2020 |
| Brooklyn Armstrong | 1831024215 | Behavior Technician | Omaha, NE | 2026 |
| Bruce Armstrong, P.A.-C. , MHS | 1003915042 | Physician Assistant | La Jolla, CA | 2006 |
| Bruce Armstrong, MD | 1205831815 | Urology Physician | Asheville, NC | 2005 |
| Bruce Armstrong, LMT | 1346493277 | Massage Therapist | Olympia, WA | 2008 |
| Bruce Armstrong, MA | 1750555496 | School Psychologist | Orrville, OH | 2008 |
| Bruce Armstrong | 1952702805 | Home Modifications Contractor | Taos, NM | 2014 |
| Bruna Armstrong | 1114611811 | Behavior Technician | Boynton Beach, FL | 2023 |
| Bryan Armstrong, PHARM.D CANDIDATE | 1154707156 | Pharmacist | Portland, OR | 2015 |
| Bryan Armstrong, P-LCSW, P-LCAS | 1245554617 | Clinical Social Worker | Charlotte, NC | 2010 |
| Bryan Armstrong, O.D. | 1730185588 | Optometrist | Bryant, AR | 2005 |
| Bryanna Armstrong | 1407577323 | Marriage & Family Therapist | Mission Viejo, CA | 2022 |
| Bryce Armstrong, RN | 1154035731 | Registered Nurse | Seattle, WA | 2023 |
| Bryce Armstrong, DC | 1548209836 | Chiropractor | Ankeny, IA | 2006 |
| Bryce Armstrong, DO | 1629640768 | Internal Medicine Physician | Jenks, OK | 2021 |
| Brycelin Armstrong | 1285316547 | Social Worker | Meridian, MS | 2023 |
| Bryson Armstrong | 1447193412 | Hearing Instrument Specialist | Midwest City, OK | 2026 |
| C. Armstrong, O.D. | 1013090893 | Optometrist | Danvers, MA | 2006 |
| Cailee Armstrong, RBT | 1124870753 | Behavior Technician | Plainfield, IL | 2024 |
| Cailee Armstrong | 1962211409 | Speech-Language Assistant | Dallas, TX | 2024 |
| Caitlin Armstrong | 1023404936 | Student in an Organized Health Care Education/Training Program | Washington, DC | 2015 |
| Caitlin Armstrong | 1023625977 | Mental Health Counselor | New York, NY | 2020 |
| Caitlin Armstrong, CRNA | 1053884585 | Certified Registered Nurse Anesthetist | Bryan, OH | 2019 |
| Caitlin Armstrong, DDS | 1265078349 | General Practice Dentistry | Pipe Creek, TX | 2019 |
| Caitlin Armstrong, MS, CCC-SLP | 1457925299 | Speech-Language Pathologist | Dover, NH | 2021 |
| Caitlin Armstrong, MD | 1598320848 | Internal Medicine Physician | Kansas City, MO | 2019 |
| Caitlin Armstrong, AGACNP | 1922743897 | Nurse Practitioner | Fort Worth, TX | 2022 |
| Caitlyn Armstrong | 1457981474 | Behavior Technician | Spokane, WA | 2020 |
| Cale Armstrong | 1578129995 | Home Modifications Contractor | Spring Green, WI | 2019 |
| Caleb Armstrong, DPT | 1235705534 | Physical Medicine & Rehabilitation Physician | Glens Falls, NY | 2021 |
| Cali Armstrong | 1609400175 | Behavior Technician | Farmington Hills, MI | 2020 |
| Callie Armstrong, LICSW | 1194034546 | Clinical Social Worker | Boston, MA | 2010 |
| Calvin Armstrong | 1659771483 | Home Health Aide | Dayton, OH | 2014 |
| Cameron Armstrong, LCSW | 1760954259 | Clinical Social Worker | Provo, UT | 2018 |
| Camille Armstrong, APRN - CNP | 1104545318 | Family Nurse Practitioner | Corpus Christi, TX | 2022 |
| Candace Armstrong, CCC - SLP | 1548932700 | Speech-Language Pathologist | Decatur, TX | 2021 |
| Candice Armstrong, ACMHC | 1457193294 | Mental Health Counselor | Springville, UT | 2024 |
| Candice Armstrong, PMHNP-BC | 1972085470 | Psychiatric/Mental Health Nurse Practitioner | Vancouver, WA | 2018 |
| Candy Armstrong | 1922694215 | Mental Health Counselor | Tigard, OR | 2020 |
| Cara Armstrong, DPT | 1467291070 | Physical Therapist | Houston, TX | 2024 |
| Caren Armstrong, MD, PHD | 1215321864 | Neurology with Special Qualifications in Child Neurology Physician | Sacramento, CA | 2015 |
| Carissa Armstrong, MBBS | 1144668005 | Pediatrics Physician | Moses Lake, WA | 2013 |
| Carissa Armstrong | 1538922257 | Behavior Technician | San Dimas, CA | 2024 |
| Carla Armstrong | 1194481937 | Family Nurse Practitioner | Greer, SC | 2021 |
| Carla Armstrong, M.D. | 1346238359 | Legal Medicine | Tylertown, MS | 2005 |
| Carley Armstrong | 1740979061 | Speech-Language Pathologist | Nashville, TN | 2023 |
| Carli Armstrong, OTR/L | 1356956478 | Occupational Therapist | Queensbury, NY | 2020 |
| Carman Armstrong | 1760118376 | Behavior Technician | Worcester, MA | 2022 |
| Carmela Armstrong | 1831064179 | Home Health Aide | Toledo, OH | 2025 |
| Carmina Armstrong | 1902744311 | Speech-Language Pathologist | Terre Haute, IN | 2026 |
| Carol Armstrong, LMSW | 1174266944 | Social Worker | Ovid, NY | 2022 |
| Carol Armstrong, PH.D., ABPN | 1407879430 | Clinical Neuropsychologist | Philadelphia, PA | 2006 |
| Carol Armstrong, PHD, LPC | 1770632721 | Mental Health Counselor | Oklahoma City, OK | 2007 |
| Carol Armstrong, MD | 1821483215 | Sports Medicine (Orthopaedic Surgery) Physician | Dickson City, PA | 2015 |
| Carol Armstrong, PSY.D. | 1972583912 | Clinical Psychologist | Cornelius, NC | 2006 |
| Carol Armstrong, PTA/L | 1972872307 | Physical Therapy Assistant | Mifflintown, PA | 2011 |
| Caroline Armstrong, LVN, ADMINISTRATOR | 1205493566 | Licensed Vocational Nurse | Redlands, CA | 2019 |
| Caroline Armstrong, D.O. | 1265758585 | Internal Medicine Physician | Petersburg, WV | 2010 |
| Caroline Armstrong, RN, IBCLC | 1376206466 | Lactation Consultant (Registered Nurse) | Santa Monica, CA | 2021 |
| Caroline Armstrong, COTA/L | 1780913244 | Occupational Therapy Assistant | Aston, PA | 2009 |
| Carolyn Armstrong, P.T. | 1265607477 | Physical Therapist | Nederland, CO | 2008 |
| Carolyn Armstrong | 1336429042 | Home Health Aide | Fairfield, OH | 2011 |
| Carolyn Armstrong, APRN | 1487391306 | Gerontology Nurse Practitioner | Jonesboro, AR | 2022 |
| Carolyn Armstrong, LCSW, LSATP | 1750459368 | Addiction (Substance Use Disorder) Counselor | Alexandria, VA | 2006 |
| Carrie Armstrong, OTR/L | 1194169623 | Occupational Therapist | Windham, NH | 2013 |
| Carrol Armstrong | 1487825063 | Occupational Therapy Assistant | South Ozone Park, NY | 2008 |
| Cary Armstrong, M.S., C.G.C. | 1003248394 | Genetic Counselor (M.S.) | Greenwood Village, CO | 2013 |
| Casey Armstrong, M.D. | 1972815421 | Hospitalist Physician | Salt Lake City, UT | 2010 |
| Casey Armstrong, PHARMD | 1992248462 | Pharmacist | Gillette, WY | 2016 |
| Cassandra Armstrong | 1629959572 | Behavior Technician | Mankato, MN | 2025 |
| Cassidy Armstrong, FNP-BC | 1104652973 | Family Nurse Practitioner | Florence, MA | 2024 |
| Cassidy Armstrong | 1740025402 | Social Worker | Jonesboro, AR | 2024 |
| Cassidy Armstrong | 1952138448 | Behavior Technician | Orem, UT | 2024 |
| Cate Armstrong | 1568148625 | Day Training/Habilitation Specialist | San Luis Obispo, CA | 2023 |
| Catelyn Armstrong | 1285584763 | Adult Companion | Bellevue, NE | 2026 |
| Catharina Armstrong, MD | 1538295217 | Internal Medicine Physician | Worcester, MA | 2007 |
| Catherine Armstrong, PA | 1013550961 | Physician Assistant | Binghamton, NY | 2019 |
| Catherine Armstrong, MHS, PT | 1295140788 | Physical Therapist | Lafayette, IN | 2014 |
| Catherine Armstrong, COTA/L | 1295967305 | Occupational Therapy Assistant | Richmond, VA | 2009 |
| Catherine Armstrong | 1689469777 | Occupational Therapy Assistant | Everett, WA | 2025 |
| Catherine Armstrong, M.S. | 1689809014 | Counselor | Reno, NV | 2009 |
| Catherine Armstrong, SLP-CCC | 1730793183 | Speech-Language Pathologist | Chattanooga, TN | 2020 |
| Cathy Armstrong, RN | 1255312112 | Registered Nurse | Plummer, ID | 2005 |
| Cathy Armstrong, LPC | 1689692683 | Professional Counselor | Corpus Christi, TX | 2006 |
| Catrina Armstrong, SLP | 1821607169 | Speech-Language Pathologist | Fargo, ND | 2020 |
| Cecily Armstrong, PHARMD | 1487190955 | Pharmacist | Knightdale, NC | 2017 |
| Cedric Armstrong | 1083357511 | Addiction (Substance Use Disorder) Counselor | Tacoma, WA | 2022 |
| Ceedral Armstrong | 1669680807 | Addiction (Substance Use Disorder) Counselor | San Francisco, CA | 2007 |
| Celeste Armstrong | 1063194777 | Behavior Technician | Largo, FL | 2023 |
| Celia Armstrong, LMP | 1962631440 | Massage Therapist | Bellevue, WA | 2009 |
| Centuria Armstrong, FNP | 1134578974 | Family Nurse Practitioner | Berwyn, IL | 2016 |
| Chad Armstrong, SUDCC | 1083114706 | Addiction (Substance Use Disorder) Counselor | Sacramento, CA | 2018 |
| Chad Armstrong, DO | 1104056654 | Emergency Medicine Physician | Cape Girardeau, MO | 2009 |
| Chalmers Armstrong, M.D. | 1871759134 | Family Medicine Physician | Studio City, CA | 2008 |
| Chandra Armstrong, MD | 1376625053 | Family Medicine Physician | Decatur, GA | 2006 |
| Chaniess Armstrong | 1316416548 | Case Manager/Care Coordinator | Salt Lake City, UT | 2018 |
| Chante'l Armstrong | 1912466145 | Behavior Technician | Douglasville, GA | 2019 |
| Charisse Armstrong | 1285582031 | Mental Health Counselor | Yuba City, CA | 2026 |
| Charles Armstrong | 1043469893 | Case Manager/Care Coordinator | Russellville, AR | 2008 |
| Charles Armstrong, RSA | 1073085569 | Mental Health Counselor | Mattoon, IL | 2018 |
| Charles Armstrong, CDCA | 1083202071 | Addiction (Substance Use Disorder) Counselor | Springfield, OH | 2021 |
| Charles Armstrong, PA-C | 1104544642 | Physician Assistant | Springboro, OH | 2022 |
| Charles Armstrong, MD | 1134191505 | Emergency Medicine Physician | Lewiston, ME | 2006 |
| Charles Armstrong, M.D. | 1194890467 | Diagnostic Radiology Physician | West Plains, MO | 2006 |
| Charles Armstrong, DO | 1255743548 | Family Medicine Physician | Chandler, AZ | 2014 |
| Charles Armstrong | 1669076774 | Mental Health Counselor | Prestonsburg, KY | 2020 |
| Charles Armstrong, M.D. | 1912958067 | Otolaryngology Physician | Lafayette, CO | 2006 |
| Charles Armstrong | 1942840418 | Case Manager/Care Coordinator | Salt Lake City, UT | 2020 |
| Charles Armstrong, M.D. | 1992781900 | Pediatrics Physician | Lancaster, PA | 2005 |
| Charletta Armstrong | 1730104811 | Pediatrics Physician | Charlotte, NC | 2006 |
| Charlotte Armstrong, M.A.ED., M.S., LPCC | 1679072334 | Professional Counselor | Redlands, CA | 2018 |
| Charlton Armstrong, M.D. | 1952330326 | Urology Physician | Greenville, SC | 2006 |
| Charyl Armstrong | 1508173865 | Specialist | Bartlesville, OK | 2010 |
| Chayla Armstrong | 1518815752 | Counselor | Ypsilanti, MI | 2026 |
| Chelsea Armstrong, MA, LPC | 1023545761 | Professional Counselor | Aurora, CO | 2017 |
| Chelsea Armstrong, LCSW | 1669541413 | Clinical Social Worker | Draper, UT | 2006 |
| Chelsea Armstrong, PHARMD | 1942993563 | Pharmacist | Williamsburg, VA | 2023 |
| Chelsie Armstrong, CADC II | 1205622875 | Addiction (Substance Use Disorder) Counselor | Rancho Cordova, CA | 2025 |
| Cherilyn Armstrong, LICSW, LCSW | 1124378872 | Clinical Social Worker | Walla Walla, WA | 2012 |
| Cheryl Armstrong | 1013156199 | Administrator Registered Nurse | Westfield, NJ | 2009 |
| Cheryl Armstrong, PHD, MBA, RDN, LD | 1134041858 | Registered Dietitian | West Lafayette, IN | 2026 |
| Cheryl Armstrong, MSW | 1164528154 | Clinical Social Worker | Seattle, WA | 2006 |
| Cheryl Armstrong, R.N. | 1184926578 | Registered Nurse | Mansfield Center, CT | 2010 |
| Cheryl Armstrong, MD | 1194705863 | Dermatology Physician | Denver, CO | 2006 |
| Cheryl Armstrong, M.A., CCC-SLP | 1255254090 | Speech-Language Pathologist | National City, CA | 2026 |
| Cheryl Armstrong, RN, CDE | 1366723900 | Diabetes Educator Registered Nurse | San Diego, CA | 2011 |
| Cheryl Armstrong | 1366950792 | Addiction (Substance Use Disorder) Counselor | Paoli, PA | 2018 |
| Cheryl Armstrong, MOT, OTR/L, CLT-LANA | 1417522467 | Occupational Therapist | Savannah, GA | 2021 |
| Cheryl Armstrong | 1417620832 | Naprapath | Albuquerque, NM | 2021 |
| Cheryl Armstrong | 1619700226 | Homemaker | Newark, OH | 2024 |
| Cheryle Armstrong | 1376428987 | Personal Care Attendant | Las Vegas, NV | 2025 |
| Cheyene Armstrong, RBT | 1992263487 | Behavior Technician | Perham, MN | 2019 |
| Chris Armstrong, RN | 1063754992 | Registered Nurse | El Centro, CA | 2013 |
| Chris Armstrong | 1215714225 | Personal Care Attendant | Las Vegas, NV | 2023 |
| Chrishall Armstrong | 1356048524 | Behavior Technician | San Antonio, TX | 2023 |
| Christel Armstrong, APRN, CNP | 1598583205 | Neonatal Nurse Practitioner | Peoria, IL | 2024 |
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).