Providers Tiffany Johnston, RN to Grace Johnstone, D.C.
300 individual NPIs in the federal registry, part 10,710 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. 96 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Tiffany Johnston, RN | 1669181319 | Registered Nurse | Elizabeth, WV | 2022 |
| Tiffany Johnston, SLP | 1881880086 | Speech-Language Pathologist | Presque Isle, ME | 2007 |
| Tim Johnston, MD | 1518002427 | Hospitalist Physician | Medford, OR | 2007 |
| Timothy Johnston, CRNA | 1043262934 | Registered Nurse | Kalispell, MT | 2006 |
| Timothy Johnston | 1114532892 | Counselor | Pittsfield, MA | 2020 |
| Timothy Johnston, BPHARM, RPH, PHARMD | 1255820163 | Pharmacotherapy Pharmacist | Fort Wayne, IN | 2018 |
| Timothy Johnston, L.M.T. | 1396526968 | Massage Therapist | East Bernard, TX | 2023 |
| Timothy Johnston, DO | 1477521102 | Family Medicine Physician | Cullowhee, NC | 2006 |
| Timothy Johnston, M.D. | 1528097847 | Family Medicine Physician | Merced, CA | 2006 |
| Timothy Johnston | 1548238082 | General Practice Dentistry | Williamsburg, VA | 2006 |
| Timothy Johnston, LSW | 1568183762 | Clinical Social Worker | Ithaca, NY | 2022 |
| Timothy Johnston, M.D. | 1760416242 | Internal Medicine Physician | Philadelphia, PA | 2006 |
| Timothy Johnston | 1851088785 | Mental Health Counselor | Corpus Christi, TX | 2023 |
| Timothy Johnston, C.P.O. | 1851935217 | Orthotist | Davis, CA | 2019 |
| Tina Johnston, BHS | 1265767958 | Addiction (Substance Use Disorder) Counselor | Flint, MI | 2009 |
| Tina Johnston, CRNA | 1295336683 | Certified Registered Nurse Anesthetist | Ada, OK | 2020 |
| Tina Johnston, LPC | 1558778258 | Mental Health Counselor | Winchester, VA | 2014 |
| Tina Johnston | 1659139160 | Attendant Care Provider | Creola, OH | 2024 |
| Tinisha Johnston, RN | 1659839249 | Administrator Registered Nurse | Mesa, AZ | 2019 |
| Tod Johnston | 1215053715 | Specialist | Wilton Manors, FL | 2007 |
| Todd Johnston | 1063334605 | Personal Care Attendant | Lincoln, NE | 2026 |
| Todd Johnston, ATC | 1225539711 | Athletic Trainer | Lincoln, NE | 2018 |
| Todd Johnston | 1336002070 | Peer Specialist | Fort Cobb, OK | 2025 |
| Todd Johnston, PA-C | 1548422710 | Physician Assistant | Tallahassee, FL | 2008 |
| Todd Johnston, LADC | 1730652256 | Addiction (Substance Use Disorder) Counselor | Champlin, MN | 2019 |
| Todd Johnston, MD | 1871516112 | Orthopaedic Surgery Physician | Cedar Falls, IA | 2006 |
| Tom Johnston, LPC, LMFT | 1588694996 | Professional Counselor | Shreveport, LA | 2006 |
| Tom Johnston, LMT | 1730499369 | Reflexologist | Port Saint Lucie, FL | 2010 |
| Toni Johnston, NP | 1902455231 | Adult Health Nurse Practitioner | Port Jefferson Station, NY | 2019 |
| Toni Johnston | 1902477433 | Peer Specialist | McAlester, OK | 2021 |
| Tonia Johnston, BCBA | 1558788737 | Behavior Analyst | Jackson, MI | 2014 |
| Tori Johnston | 1710864608 | Doula | Honolulu, HI | 2025 |
| Tori Johnston, FNP-C | 1952947350 | Family Nurse Practitioner | Tyler, TX | 2019 |
| Traci Johnston, MS, LCPC, NCC | 1942722707 | Counselor | Boise, ID | 2017 |
| Tracy Johnston, RN | 1427453828 | Registered Nurse | Williamsville, NY | 2014 |
| Tracy Johnston, DPT | 1487941332 | Physical Therapist | Spokane, WA | 2011 |
| Tracy Johnston, NP- C | 1548693682 | Family Nurse Practitioner | Boise, ID | 2013 |
| Tracy Johnston | 1548738859 | Case Manager/Care Coordinator | Jonesville, LA | 2018 |
| Tracy Johnston | 1598422768 | Advanced Practice Dental Therapist | Columbus, GA | 2021 |
| Tracy Johnston, L.M.H.C. | 1770619561 | Mental Health Counselor | Orange Park, FL | 2007 |
| Tracy Johnston, M.D. | 1851413488 | Family Medicine Physician | Winchester, VA | 2007 |
| Travis Johnston | 1043919608 | Physical Therapist | Thornton, CO | 2023 |
| Travis Johnston, PHARMD | 1720864366 | Pharmacist | Kirksville, MO | 2023 |
| Trent Johnston | 1831762541 | Behavior Technician | Indianapolis, IN | 2021 |
| Tressa Johnston, PT,DPT | 1184216574 | Pediatric Physical Therapist | Layton, UT | 2021 |
| Tricia Johnston, MS ED | 1407257140 | Case Manager/Care Coordinator | Victor, NY | 2014 |
| Tricia Johnston, MSN, RN, APRN, FNP-C | 1407372113 | Family Nurse Practitioner | Cape Girardeau, MO | 2017 |
| Trisha Johnston | 1457830457 | Peer Specialist | Longview, WA | 2018 |
| Troy Johnston | 1134219025 | Pediatric Cardiology Physician | Seattle, WA | 2006 |
| Troy Johnston | 1790440642 | Personal Care Attendant | Barboursville, WV | 2021 |
| Trudi Johnston, PH.D. | 1225191463 | Psychologist | Decatur, GA | 2006 |
| Tullia Johnston, DO | 1912700469 | Student in an Organized Health Care Education/Training Program | Portsmouth, VA | 2025 |
| Tyler Johnston, MD | 1003659483 | Family Medicine Physician | Lancaster, PA | 2024 |
| Tyler Johnston | 1053591891 | Mental Health Counselor | San Luis Obispo, CA | 2007 |
| Tyler Johnston, PT | 1063048965 | Physical Therapist | Winston Salem, NC | 2020 |
| Tyler Johnston, CRNA | 1073284436 | Certified Registered Nurse Anesthetist | Plymouth, MN | 2021 |
| Tyler Johnston, MD | 1104445253 | Emergency Medicine Physician | Toledo, OH | 2020 |
| Tyler Johnston, ATC, MS, LAT | 1174012892 | Athletic Trainer | Honolulu, HI | 2018 |
| Tyler Johnston | 1316364300 | Physical Therapist | Overland Park, KS | 2014 |
| Tyler Johnston | 1396688339 | Student in an Organized Health Care Education/Training Program | Memphis, TN | 2026 |
| Tyler Johnston, RBT-19-85988 | 1639734403 | Behavior Technician | Northbrook, IL | 2019 |
| Tyler Johnston, PA-C | 1770058786 | Physician Assistant | Huntersville, NC | 2018 |
| Tyler Johnston, M.D. | 1881031177 | Sports Medicine (Orthopaedic Surgery) Physician | Orange, CA | 2013 |
| Tyson Johnston | 1093041741 | Massage Therapist | Bryan, TX | 2009 |
| Valerie Johnston | 1164848792 | Case Manager/Care Coordinator | Batesville, AR | 2014 |
| Valerie Johnston, RN | 1336248004 | Registered Nurse | Lufkin, TX | 2006 |
| Valerie Johnston, DDS | 1386945368 | General Practice Dentistry | Danville, CA | 2010 |
| Valerie Johnston, APRN | 1568572089 | Psychiatric/Mental Health Nurse Practitioner | East Boston, MA | 2006 |
| Valerie Johnston, PT | 1902640188 | Physical Therapist | Everett, WA | 2024 |
| Valerie Johnston, MS CCC SLP | 1922067602 | Speech-Language Pathologist | Forth Worth, TX | 2006 |
| Vanessa Johnston, FNP-C | 1639647449 | Pain Medicine Physician | Eugene, OR | 2018 |
| Vanessa Johnston, L.C.S.W. | 1871801969 | Clinical Social Worker | Aurora, MO | 2010 |
| Vicki Johnston, OTR | 1073521522 | Occupational Therapist | Lyons, KS | 2006 |
| Vicki Johnston, MD | 1598741571 | Pediatrics Physician | Pembroke Pines, FL | 2005 |
| Victoria Johnston | 1093396715 | Social Worker | Lorain, OH | 2021 |
| Victoria Johnston | 1134002215 | Counselor | Casper, WY | 2025 |
| Victoria Johnston, MD | 1134823180 | Pediatrics Physician | Kansas City, MO | 2023 |
| Victoria Johnston | 1285108407 | Certified Respiratory Therapist | Martinez, CA | 2019 |
| Victoria Johnston | 1326630708 | Other Technician | Trabuco Canyon, CA | 2021 |
| Victoria Johnston | 1427620780 | Behavior Technician | Alma, MI | 2021 |
| Victoria Johnston, OTD | 1790474047 | Occupational Therapist | Charleston, SC | 2023 |
| Victoria Johnston, RN | 1861239063 | Registered Nurse | Chillicothe, OH | 2024 |
| Victoria Johnston | 1891618575 | Behavior Technician | Santa Cruz, CA | 2026 |
| Vidah Johnston, RN | 1912314964 | Medical-Surgical Registered Nurse | Oakland, CA | 2014 |
| Vincent Johnston, M.D. | 1649236555 | Family Medicine Physician | Chesapeake, VA | 2006 |
| Virginia Johnston, FNP | 1447310438 | Family Nurse Practitioner | Murrells Inlet, SC | 2006 |
| Virginia Johnston, PT | 1700324027 | Pediatric Physical Therapist | Highlands Ranch, CO | 2017 |
| Virginia Johnston, ATC | 1750199501 | Athletic Trainer | Birmingham, AL | 2024 |
| Vonda Johnston, N.P. | 1457595647 | Acute Care Nurse Practitioner | Fishersville, VA | 2009 |
| Wade Johnston, PSYD | 1225247653 | Clinical Psychologist | Medford, NJ | 2007 |
| Wala Johnston | 1144015488 | Personal Care Attendant | Washington, DC | 2025 |
| Walter Johnston | 1215163498 | Family Nurse Practitioner | Sikeston, MO | 2009 |
| Walter Johnston, M.D. | 1558312504 | Surgery Physician | Richardson, TX | 2006 |
| Walter Johnston, MD | 1952332181 | Family Medicine Physician | Vicksburg, MS | 2006 |
| Wanda Johnston, PA-C | 1285694216 | Medical Physician Assistant | Leavenworth, KS | 2006 |
| Warren Johnston, MD | 1427052802 | Cardiovascular Disease Physician | Orange, CA | 2005 |
| Warwick Johnston, ND | 1932617388 | Naturopath | Tustin, CA | 2018 |
| Wayne Johnston | 1699406454 | Peer Specialist | Saint Helens, OR | 2022 |
| Wayne Johnston, D.M.D. | 1861474553 | Dentist | Gardner, MA | 2005 |
| Wayne Johnston, CRNA | 1912900127 | Certified Registered Nurse Anesthetist | Durango, CO | 2005 |
| Wendi Johnston | 1215349105 | Licensed Practical Nurse | Mandan, ND | 2014 |
| Wendi Johnston, RN | 1467051961 | Registered Nurse | Big Sandy, TX | 2020 |
| Wendy Johnston, PA-C | 1427093491 | Surgical Physician Assistant | Scarborough, ME | 2006 |
| Wendy Johnston, LCSW-C | 1689995680 | Clinical Social Worker | Chevy Chase, MD | 2010 |
| Wendy Johnston, LSW | 1831633593 | Social Worker | Wilmington, OH | 2016 |
| Wendy Johnston, RN | 1922415652 | Home Health Registered Nurse | Buffalo, NY | 2014 |
| Wendy Johnston, LCMHC | 1982152245 | Mental Health Counselor | Gastonia, NC | 2016 |
| Wesley Johnston, RN | 1497227110 | Registered Nurse | Tulsa, OK | 2018 |
| Whitney Johnston, ARNP, DNP | 1033487095 | Nurse Practitioner | West Des Moines, IA | 2011 |
| Whitney Johnston, PA-C | 1881917938 | Physician Assistant | Denver, CO | 2010 |
| William Johnston | 1033892195 | Behavior Technician | Deerfield Beach, FL | 2023 |
| William Johnston, D.C. | 1073988176 | Chiropractor | Foley, AL | 2015 |
| William Johnston, MD | 1174376149 | Student in an Organized Health Care Education/Training Program | Dallas, TX | 2024 |
| William Johnston, M.D. | 1245398551 | Emergency Medicine Physician | Seattle, WA | 2006 |
| William Johnston, MD | 1265456206 | Family Medicine Physician | Vicksburg, MS | 2006 |
| William Johnston, MA, LMHC, LCAC | 1336304104 | Mental Health Counselor | Carmel, IN | 2008 |
| William Johnston | 1336600220 | Student in an Organized Health Care Education/Training Program | Philadelphia, PA | 2019 |
| William Johnston, M.D. | 1376546713 | Ophthalmology Physician | Seattle, WA | 2005 |
| William Johnston, M.D. | 1417366584 | Emergency Medicine Physician | Palo Alto, CA | 2014 |
| William Johnston, MD | 1427017789 | Family Medicine Physician | Mosinee, WI | 2006 |
| William Johnston | 1427685890 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2020 |
| William Johnston | 1437434453 | Counselor | Los Lunas, NM | 2011 |
| William Johnston, MD | 1467486142 | Internal Medicine Physician | Cherry Hill, NJ | 2006 |
| William Johnston, MD | 1518949593 | Family Medicine Physician | Indianapolis, IN | 2005 |
| William Johnston, MSW, ACSW, LCSW | 1528145414 | Clinical Social Worker | Watseka, IL | 2006 |
| William Johnston, OPTICIAN | 1548253768 | Optician | Hammond, IN | 2005 |
| William Johnston, M.D. | 1568449320 | Urology Physician | Hyannis, MA | 2005 |
| William Johnston, MD | 1578581716 | Occupational Medicine Physician | Batavia, IL | 2006 |
| William Johnston, PSYD | 1588457626 | Clinical Psychologist | Front Royal, VA | 2025 |
| William Johnston, MD | 1598908253 | Colon & Rectal Surgery Physician | New Orleans, LA | 2009 |
| William Johnston, MD | 1679535439 | Anesthesiology Physician | Temple, TX | 2006 |
| William Johnston | 1699648972 | Student in an Organized Health Care Education/Training Program | Garden Grove, CA | 2025 |
| William Johnston, MD | 1740385764 | Pediatrics Physician | Birmingham, AL | 2006 |
| William Johnston, RPT | 1780808659 | Physical Therapist | Johnston, RI | 2007 |
| William Johnston, MD | 1790596179 | Ophthalmology Physician | Jackson, MS | 2025 |
| William Johnston, DDS | 1881769131 | Dentist | West Saint Paul, MN | 2006 |
| William Johnston, DC | 1982785853 | Chiropractor | Irvine, CA | 2006 |
| William Johnston, MD | 1992711030 | Urology Physician | Livonia, MI | 2006 |
| Willis Johnston, D.P.M. | 1881660025 | Podiatrist | Oklahoma City, OK | 2006 |
| Willow Johnston | 1821856097 | Peer Specialist | Pryor, OK | 2024 |
| Winter Johnston | 1356051957 | Clinical Psychologist | Colorado Springs, CO | 2022 |
| Word Johnston, M.D. | 1952305567 | Family Medicine Physician | Mount Olive, MS | 2005 |
| Wrela Johnston, MS-CCC SLP | 1073167144 | Speech-Language Pathologist | Freedom, PA | 2019 |
| Ximena Johnston, ACSW | 1164239265 | Clinical Social Worker | Lompoc, CA | 2024 |
| Yasmin Johnston, RDH | 1932572831 | Dental Hygienist | Farmington Hills, MI | 2015 |
| Yomecia Johnston, LPN | 1275140873 | Licensed Practical Nurse | Wynantskill, NY | 2020 |
| Yumi Johnston | 1477378701 | Behavior Technician | Pflugerville, TX | 2024 |
| Yvette Johnston, RN | 1689987133 | Registered Nurse | Plymouth Meeting, PA | 2010 |
| Yvonne Johnston, RPH | 1306129549 | Pharmacist | Lahaina, HI | 2011 |
| Yvonne Johnston, FNP | 1417354911 | Family Nurse Practitioner | Binghamton, NY | 2014 |
| Yvonne Johnston, RN | 1912119785 | Registered Nurse | Reisterstown, MD | 2007 |
| Zachary Johnston, LCSW | 1215417092 | Clinical Social Worker | Grayson, GA | 2018 |
| Zachary Johnston, DDS | 1386965655 | Dentist | Memphis, TN | 2010 |
| Zachary Johnston, PT, DPT, OCS | 1477335974 | Physical Medicine & Rehabilitation Physician | Malibu, CA | 2023 |
| Zachary Johnston, MD | 1720449812 | Gastroenterology Physician | Bethesda, MD | 2016 |
| Zachary Johnston, NP | 1730075623 | Adult Health Nurse Practitioner | Walnut Creek, CA | 2025 |
| Zina Johnston, DDS | 1578711701 | General Practice Dentistry | Loma Linda, CA | 2008 |
| Abigail Johnston - English | 1083574594 | Behavior Technician | Mustang, OK | 2025 |
| Kimberly Johnston Beasley, PT | 1700095031 | Physical Therapist | Somerset, KY | 2007 |
| Elizabeth Johnston Borsella | 1699185637 | Professional Counselor | Post Falls, ID | 2014 |
| Mary Johnston Bruno, ANP-BC | 1669639480 | Adult Health Nurse Practitioner | Frankfort, IL | 2008 |
| Jenny Johnston Coleman, ARNP | 1407226681 | Nurse Practitioner | Centralia, WA | 2015 |
| Lisa Johnston Corsaro | 1649953910 | Behavior Technician | Fresno, CA | 2023 |
| Edna-May Johnston Davis | 1053139618 | Behavior Technician | Monrovia, CA | 2024 |
| Elise Johnston Dumerauf | 1508348343 | Clinical Social Worker | Berwyn, IL | 2018 |
| Karrie Johnston Feldman, M.S., LMFT | 1326177007 | Marriage & Family Therapist | Anaheim, CA | 2007 |
| Megan Johnston Flanders, MD | 1033317730 | Family Medicine Physician | Cannon Falls, MN | 2007 |
| Crystal Johnston Garcia, MSN, APRN, FNP-BC | 1629796115 | Adult Health Nurse Practitioner | Lake Mary, FL | 2022 |
| Andrea Johnston Green, ATC | 1689172876 | Athletic Trainer | Buda, TX | 2018 |
| Yasmin Johnston Herbert, M.D. | 1780600429 | Dermatopathology (Pathology) Physician | Weston, FL | 2006 |
| Karen Johnston Jackson | 1992664569 | Oncology Registered Nurse | Traverse City, MI | 2026 |
| Abby Johnston Reinfeldt, DPT | 1831075613 | Physical Therapist | Madison, WI | 2025 |
| Angela Johnston Schindler | 1356713192 | Registered Nurse | Crow Agency, MT | 2015 |
| Maegan Johnston Tatum, PH.D., LPC-S, NCC | 1932575289 | Professional Counselor | Oxford, MS | 2015 |
| Angela Johnston Willis, PHARM.D. | 1639790736 | Oncology Pharmacist | San Francisco, CA | 2020 |
| James Johnston-Adams, P.S.S, CADC I | 1467005421 | Addiction (Substance Use Disorder) Counselor | Eugene, OR | 2019 |
| Ashleigh Johnston-Barton, MACP | 1336305127 | Marriage & Family Therapist | Santa Barbara, CA | 2008 |
| Joyell Johnston-Bishop, APRN, FNP-BC | 1831762624 | Family Nurse Practitioner | South Charleston, WV | 2021 |
| Belinda Johnston-Briggs | 1174566111 | Specialist | Baltimore, MD | 2006 |
| Catharine Johnston-Brooks, PHD | 1235199308 | Clinical Neuropsychologist | Denver, CO | 2006 |
| Melissa Johnston-Burnham, LCSW | 1295779262 | Clinical Social Worker | Parker, CO | 2006 |
| Jasminne Johnston-Conley | 1184217028 | Mental Health Counselor | Fairbanks, AK | 2021 |
| Kristen Johnston-Cook | 1346834058 | Mental Health Counselor | Kansas City, MO | 2021 |
| Celeste Johnston-Cope, MSW | 1700110962 | Clinical Social Worker | Pittsburgh, PA | 2009 |
| Hillary Johnston-Cox, MD, PHD | 1083031124 | Cardiovascular Disease Physician | New York, NY | 2014 |
| Claudette Johnston-Creary, ARNP | 1407395312 | Nurse Practitioner | Port Saint Lucie, FL | 2017 |
| Anneka Johnston-Dumerauf, MD | 1083305320 | Psychiatry Physician | Chicago, IL | 2023 |
| Melissa Johnston-Enzor, LCSW | 1063125367 | Clinical Social Worker | Wesley Chapel, FL | 2023 |
| Erin Johnston-Fennell, LMSW-CC | 1528704087 | Clinical Social Worker | Bangor, ME | 2022 |
| Kristy Johnston-Fields, CNS | 1447413034 | Neonatal Intensive Care Registered Nurse | Modesto, CA | 2008 |
| Nancy Johnston-Fox | 1841469368 | Personal Care Attendant | Southgate, MI | 2008 |
| Justine Johnston-Galant, CNP | 1417905779 | Nurse Practitioner | Columbus, OH | 2006 |
| McKensye Johnston-Garvos | 1770235210 | Mental Health Counselor | Bloomington, IL | 2022 |
| Margaret Johnston-Grysho, MSW, LICSW | 1326290305 | Clinical Social Worker | Tacoma, WA | 2008 |
| Emily Johnston-Hurst, RBT | 1003316860 | Behavior Analyst | Brownsburg, IN | 2018 |
| Elaine Johnston-Kapustka | 1700593142 | Physical Therapist | Clearwater, FL | 2022 |
| Margaret Johnston-Kitazawa, M.D. | 1841220183 | Family Medicine Physician | Tacoma, WA | 2006 |
| Benjamin Johnston-Leamon, LCSW | 1760333280 | Clinical Social Worker | Allen, TX | 2026 |
| Erika Johnston-Macananny, MD | 1548325871 | Reproductive Endocrinology Physician | Richmond, VA | 2006 |
| Laura Johnston-Mack, NBC-HWC | 1114645306 | Health & Wellness Coach | Anderson Island, WA | 2022 |
| Kelly Johnston-Messenger, PMHNP-BC | 1518890730 | Psychiatric/Mental Health Nurse Practitioner | Gilbert, AZ | 2026 |
| Kathryn Johnston-Moschak | 1528732575 | Counselor | Pittsburgh, PA | 2021 |
| Joyce Johnston-Neeser, DMD | 1700965746 | Endodontics | Hudson, MA | 2006 |
| Norma Johnston-Pfaffl | 1922275510 | Occupational Therapist | Kenosha, WI | 2008 |
| Amanda Johnston-Porter, CRPA-P | 1164071882 | Peer Specialist | Waterloo, NY | 2019 |
| Rian Johnston-Rand | 1902674237 | Behavior Technician | Newark, CA | 2023 |
| Jessica Johnston-Rickert, MD | 1487691119 | Family Medicine Physician | Appleton, WI | 2006 |
| Karen Johnston-Sabat | 1952797250 | Professional Counselor | Virginia Beach, VA | 2015 |
| Savannah Johnston-Schmidt, MA | 1033942115 | Professional Counselor | Chicago, IL | 2024 |
| Elizabeth Johnston-Smith, APC, NCC | 1629997234 | Professional Counselor | Alpharetta, GA | 2026 |
| Beverly Johnston-Swisher | 1093162794 | Registered Nurse | Elkins, WV | 2016 |
| Carolyn Johnston-Tome, PT, DPT | 1265799142 | Physical Therapist | Bronx, NY | 2012 |
| Reilly Johnston-Walsh, PA-C | 1093592685 | Physician Assistant | Pinellas Park, FL | 2023 |
| Breanna Johnstonbaugh, LCSW | 1124562988 | Social Worker | Brookville, PA | 2016 |
| Hannah Johnstonbaugh, MGC, CGC | 1558055871 | Genetic Counselor (M.S.) | Baltimore, MD | 2023 |
| Kathleen Johnstonbaugh, MD | 1720666183 | Hospice and Palliative Medicine (Family Medicine) Physician | Little Rock, AR | 2021 |
| Katrina Johnstonbaugh, CRNP | 1538391537 | Family Nurse Practitioner | Harrisburg, PA | 2009 |
| Abby Johnstone, PHARM.D. | 1477840353 | Pharmacist | Minneapolis, MN | 2011 |
| Abigail Johnstone, DDS | 1538845243 | General Practice Dentistry | Ishpeming, MI | 2023 |
| Alan Johnstone, FNP | 1003307927 | Family Nurse Practitioner | San Francisco, CA | 2018 |
| Alan Johnstone | 1649035403 | Pharmacist | San Diego, CA | 2024 |
| Alana Johnstone | 1396163291 | Mental Health Counselor | Bronx, NY | 2014 |
| Alexia Johnstone, M.A., LMHC | 1568781011 | Mental Health Counselor | Worcester, MA | 2010 |
| Alison Johnstone, MSN, ARNP | 1275064875 | Nurse Practitioner | Kansas City, KS | 2017 |
| Allison Johnstone, LMFT#94652 | 1851627871 | Marriage & Family Therapist | Concord, CA | 2009 |
| Amanda Johnstone, BCBA | 1932583754 | Behavior Analyst | San Diego, CA | 2015 |
| Amber Johnstone, LISW | 1588140800 | Clinical Social Worker | Youngstown, OH | 2018 |
| Amber Johnstone | 1679328157 | Chore Provider | Youngstown, OH | 2024 |
| Amy Johnstone | 1598212649 | Occupational Therapist | Baldwinsville, NY | 2016 |
| Andrew Johnstone, M.D. | 1235584079 | Geriatric Medicine (Internal Medicine) Physician | New Orleans, LA | 2016 |
| Andrew Johnstone, M.D. | 1508831140 | Family Medicine Physician | Indianapolis, IN | 2006 |
| Andrew Johnstone, BC APN | 1770987786 | Family Nurse Practitioner | Turnersville, NJ | 2014 |
| Anne Johnstone, MD | 1215000526 | Otolaryngology Physician | Sacramento, CA | 2006 |
| Anne Johnstone | 1255150082 | Counselor | Eugene, OR | 2024 |
| Annette Johnstone, PT | 1669012274 | Physical Therapist | Rochester, NY | 2020 |
| Anthony Johnstone, MD | 1942389416 | Surgery Physician | Winfield, KS | 2006 |
| Arlene Johnstone, PHARM.D. | 1235296005 | Pharmacist | Corte Madera, CA | 2007 |
| Ashlee Johnstone, LCSWA | 1881582906 | Clinical Social Worker | Gastonia, NC | 2025 |
| Ashley Johnstone | 1346189222 | Student in an Organized Health Care Education/Training Program | Wilmington, DE | 2026 |
| Ashley Johnstone, COTA | 1992078083 | Occupational Therapy Assistant | Camp Hill, PA | 2012 |
| Audrey Johnstone | 1205489374 | Social Worker | Wheat Ridge, CO | 2019 |
| Autumn Johnstone, BSDH | 1700242039 | Dental Hygienist | Cornelius, OR | 2015 |
| Avie Johnstone | 1184283798 | Professional Counselor | Los Angeles, CA | 2019 |
| Barbara Johnstone, MA, LMHC | 1790903623 | Mental Health Counselor | Seattle, WA | 2007 |
| Bobbie-Jo Johnstone, APRN | 1134666175 | Acute Care Nurse Practitioner | Manchester, NH | 2017 |
| Breana Johnstone | 1972456267 | Case Manager/Care Coordinator | Pickerington, OH | 2026 |
| Brent Johnstone, FNP-BC | 1982166310 | Nurse Practitioner | Cincinnati, OH | 2019 |
| Brian Johnstone, PHYSICIAN ASSISTANT | 1437214533 | Surgical Physician Assistant | Sacramento, CA | 2006 |
| Brianna Johnstone, PT, DPT | 1033899125 | Physical Therapist | Scottsdale, AZ | 2023 |
| Brittny Johnstone, RN BSN | 1821430810 | Registered Nurse | Red Bluff, CA | 2013 |
| Bruce Johnstone, MD | 1669576898 | Psychiatry Physician | Portland, OR | 2006 |
| Caitlynn Johnstone | 1669090577 | Behavior Technician | Yuba City, CA | 2020 |
| Cameron Johnstone, MD | 1962909697 | Internal Medicine Physician | Las Vegas, NV | 2018 |
| Candice Johnstone, MD, MPH | 1518982461 | Radiation Oncology Physician | Milwaukee, WI | 2006 |
| Carie Johnstone, LCSW | 1578088951 | Clinical Social Worker | Lombard, IL | 2017 |
| Carlton Johnstone, DC | 1417990896 | Chiropractor | Camden, ME | 2006 |
| Carol Johnstone, CCC/SLP | 1346674181 | Speech-Language Pathologist | Rock Hill, SC | 2013 |
| Carolyn Johnstone, M.D. | 1750601035 | Emergency Medicine Physician | New Port Richey, FL | 2010 |
| Cary Johnstone, LPC | 1750260451 | Professional Counselor | North Charleston, SC | 2025 |
| Cassandra Johnstone | 1760240311 | Personal Care Attendant | Reno, NV | 2024 |
| Cathleen Johnstone, LCMHC, LCAS | 1285125385 | Professional Counselor | Hiddenite, NC | 2018 |
| Cayli Johnstone | 1861344319 | Recreation Therapist | Cottonwood Heights, UT | 2026 |
| Cheryl Johnstone, M.D. | 1629097530 | Internal Medicine Physician | St Petersburg, FL | 2006 |
| Chlodys Johnstone, PA-C | 1851792030 | Physician Assistant | Lexington, KY | 2014 |
| Christian Johnstone | 1962338285 | General Practice Registered Nurse | Fort Bragg, NC | 2026 |
| Christina Johnstone | 1144672486 | Other Technician | Saginaw, MI | 2016 |
| Christina Johnstone, MSN, RN, FNP | 1235438839 | Adult Health Nurse Practitioner | New York, NY | 2011 |
| Christina Johnstone | 1457877599 | Student in an Organized Health Care Education/Training Program | Portales, NM | 2017 |
| Christine Johnstone | 1225423676 | Student in an Organized Health Care Education/Training Program | Rochester, NY | 2015 |
| Christine Johnstone, MD | 1710070578 | Internal Medicine Physician | Jacksonville, FL | 2006 |
| Christopher Johnstone | 1083041214 | Acute Care Nurse Practitioner | Philadelphia, PA | 2013 |
| Cynthia Johnstone, OTR | 1295984508 | Occupational Therapist | Big Rapids, MI | 2008 |
| Dakota Johnstone | 1447087945 | Peer Specialist | Lawton, OK | 2024 |
| Dale Johnstone, D.D.S. | 1225035603 | Periodontics | San Clemente, CA | 2005 |
| Daniel Johnstone, PA-C | 1548718802 | Physician Assistant | Austell, GA | 2016 |
| Danielle Johnstone | 1508748617 | Home Health Aide | Omaha, NE | 2025 |
| David Johnstone | 1194048801 | Registered Nurse | Boulder, CO | 2010 |
| David Johnstone, M.D. | 1366470627 | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | Milwaukee, WI | 2006 |
| Deborah Johnstone, RDH | 1174869036 | Dental Hygienist | Worcester, MA | 2012 |
| Deborah Johnstone | 1245997147 | Behavior Technician | Sacramento, CA | 2021 |
| Denise Johnstone, MSN, CRNP | 1245239276 | Family Nurse Practitioner | Washington, DC | 2005 |
| Dennis Johnstone, D.M.D. | 1629129572 | General Practice Dentistry | Lyons, CO | 2007 |
| Derek Johnstone, D.C. | 1629266879 | Chiropractor | Rochester, NY | 2007 |
| Diana Johnstone, PHARMD | 1366074288 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Christiansburg, VA | 2020 |
| Diana Johnstone, LCSW | 1740454057 | Clinical Social Worker | Milwaukee, WI | 2008 |
| Doris Johnstone, LCSW | 1003985011 | Clinical Social Worker | Canoga Park, CA | 2006 |
| Douglas Johnstone | 1659378149 | Nephrology Physician | Indianapolis, IN | 2005 |
| Duncan Johnstone, MD, PHD | 1225041544 | Nephrology Physician | Kansas City, KS | 2006 |
| Edwin Johnstone, MD | 1295925287 | Psychiatry Physician | Houston, TX | 2007 |
| Elizabeth Johnstone, LCSW | 1649756669 | Clinical Social Worker | Saratoga Springs, NY | 2018 |
| Erica Johnstone, LMFT | 1285349241 | Marriage & Family Therapist | Diamond Springs, CA | 2023 |
| Erica Johnstone, M.D. | 1487773263 | Obstetrics & Gynecology Physician | San Francisco, CA | 2007 |
| Erika Johnstone, PMHNP-BC | 1528949799 | Psychiatric/Mental Health Nurse Practitioner | Star, ID | 2025 |
| Erika Johnstone, RD, LD | 1952059602 | Registered Dietitian | San Antonio, TX | 2022 |
| Erin Johnstone | 1306148028 | Mental Health Counselor | Syracuse, NY | 2010 |
| Eryn Johnstone, CRNP | 1356921027 | Pediatric Nurse Practitioner | Philadelphia, PA | 2021 |
| Evalina Johnstone, BA, CAAR | 1518477926 | Counselor | Hoquiam, WA | 2017 |
| Frederic Johnstone, MD | 1447286521 | Orthopaedic Surgery Physician | Puyallup, WA | 2006 |
| George Johnstone, PHD | 1295788388 | Psychologist | Columbia, MO | 2006 |
| Grace Johnstone, D.C. | 1710005277 | Chiropractor | East Hardwick, VT | 2007 |
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).