Providers David Christiansen, PSY.D. to Ryne Christiansen
300 individual NPIs in the federal registry, part 3,953 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. 97 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| David Christiansen, PSY.D. | 1164661666 | Counseling Psychologist | Greeley, CO | 2009 |
| David Christiansen, DDS | 1376756726 | Orthodontics and Dentofacial Orthopedics Dentistry | Provo, UT | 2007 |
| David Christiansen, M.D. | 1811056336 | Infectious Disease Physician | Missoula, MT | 2006 |
| David Christiansen, MD | 1811905318 | Emergency Medicine Physician | Flemington, NJ | 2006 |
| David Christiansen, DMD | 1962137513 | Dentist | Wenatchee, WA | 2022 |
| Davis Christiansen, NP | 1255020814 | Family Nurse Practitioner | Rochester, NY | 2023 |
| Deandra Christiansen | 1366066763 | Case Manager/Care Coordinator | Oxford, MI | 2020 |
| Deanna Christiansen, OTR | 1396218509 | Occupational Therapist | Andover, MA | 2019 |
| Deborah Christiansen, LMHC | 1073857595 | Mental Health Counselor | Port Angeles, WA | 2012 |
| Deborah Christiansen, LMSW | 1093956310 | Social Worker | Livonia, MI | 2009 |
| Deborah Christiansen, MD | 1689764656 | Developmental - Behavioral Pediatrics Physician | Knoxville, TN | 2006 |
| Debra Christiansen, C.O.T.A. | 1982890604 | Occupational Therapy Assistant | Lindenhurst, NY | 2007 |
| Deirdre Christiansen | 1194362442 | Behavior Technician | Murrieta, CA | 2019 |
| Delta Christiansen, LMP | 1033470182 | Massage Therapist | Lacey, WA | 2012 |
| Denise Christiansen, RN ANP-BC | 1780966671 | Adult Health Nurse Practitioner | Anoka, MN | 2011 |
| Derek Christiansen | 1730726118 | Physical Therapist | Waukesha, WI | 2019 |
| Devin Christiansen, DMD | 1215414123 | Periodontics | Bountiful, UT | 2018 |
| Don Christiansen, OTR | 1720364078 | Occupational Therapist | Brownsville, TX | 2011 |
| Don Christiansen, D.O. | 1801872361 | Family Medicine Physician | Duncanville, TX | 2005 |
| Donald Christiansen, D.M.D. | 1679762728 | Dentist | Gilbert, AZ | 2007 |
| Doris Christiansen, RN, IBCLC, RLC | 1093926248 | Lactation Consultant (Registered Nurse) | Mesa, AZ | 2007 |
| Dorothy Christiansen, MD | 1558348953 | Rheumatology Physician | Groton, MA | 2005 |
| Douglas Christiansen, DDS | 1205867066 | General Practice Dentistry | San Diego, CA | 2006 |
| Drucilla Christiansen, C.S.W. | 1316152887 | Clinical Social Worker | Provo, UT | 2007 |
| Dustin Christiansen, MD | 1669567244 | Surgery Physician | Columbia, MO | 2006 |
| Ed Christiansen, D.D.S. | 1063408615 | General Practice Dentistry | Colorado Springs, CO | 2005 |
| Edward Christiansen, M.D. | 1538541107 | Family Medicine Physician | Kansas City, MO | 2015 |
| Elaine Christiansen, APRN | 1699087254 | Acute Care Nurse Practitioner | Lincoln, NE | 2010 |
| Elana Christiansen | 1467585752 | Marriage & Family Therapist | Woodland Hills, CA | 2007 |
| Elizabeth Christiansen, MD | 1841785581 | Emergency Medicine Physician | Salem, MA | 2018 |
| Elizabeth Christiansen | 1861903296 | Speech-Language Pathologist | Danvers, MA | 2017 |
| Ellen Christiansen, MSN, FNP | 1528068525 | General Practice Registered Nurse | Point Reyes Station, CA | 2005 |
| Elynn Christiansen, MOTR/L | 1922524420 | Occupational Therapist | Monticello, UT | 2017 |
| Emma Christiansen | 1487172672 | Physician Assistant | Mesa, AZ | 2017 |
| Eric Christiansen, M.D. | 1417480732 | Diagnostic Radiology Physician | Roseville, MN | 2017 |
| Eric Christiansen | 1477680445 | Family Medicine Physician | Lafayette, CO | 2007 |
| Eric Christiansen | 1982483806 | Certified Registered Nurse Anesthetist | Wausau, WI | 2023 |
| Erin Christiansen, NP | 1154259406 | General Practice Registered Nurse | Manchester Township, NJ | 2026 |
| Erin Christiansen, D.C. | 1588968846 | Chiropractor | San Clemente, CA | 2010 |
| Erin Christiansen, L.D. | 1952449928 | Audiologist-Hearing Aid Fitter | Seattle, WA | 2007 |
| Eva Christiansen, PH.D. | 1558602045 | Clinical Psychologist | Urbandale, IA | 2013 |
| Gabriella Christiansen | 1245706845 | Behavior Technician | Draper, UT | 2018 |
| Gary Christiansen, M.D. | 1750491270 | Urology Physician | Rapid City, SD | 2006 |
| Gloria Christiansen, R.PH | 1174805204 | Pharmacist | Northfield, IL | 2011 |
| Grant Christiansen | 1760301261 | Student in an Organized Health Care Education/Training Program | Wichita, KS | 2026 |
| Gregory Christiansen, M.D. | 1831175629 | Ophthalmology Physician | Salt Lake City, UT | 2005 |
| Gregory Christiansen, D.O. | 1871674952 | Emergency Medicine Physician | Sayre, PA | 2006 |
| Gregory Christiansen, MD | 1972569465 | Orthopaedic Surgery Physician | Washington, PA | 2006 |
| Hailey Christiansen | 1124989389 | Mental Health Counselor | Tigard, OR | 2025 |
| Haley Christiansen, OTR/L | 1760134530 | Pediatric Occupational Therapist | Gilbert, AZ | 2022 |
| Halle Christiansen | 1437085073 | Personal Care Attendant | Springfield, NE | 2026 |
| Hana Christiansen, RN | 1710567870 | Registered Nurse | Milwaukee, WI | 2021 |
| Hannah Christiansen, M.D. | 1316328206 | Family Medicine Physician | Omaha, NE | 2015 |
| Hannah Christiansen, DPT | 1992495758 | Physical Therapist | San Marcos, TX | 2023 |
| Harold Christiansen | 1063636801 | General Practice Dentistry | Aurora, CO | 2007 |
| Heather Christiansen, O.T. | 1710268438 | Occupational Therapist | Highlands Ranch, CO | 2011 |
| Heather Christiansen, PHYSICAL THERAPIST | 1801831672 | Pediatric Physical Therapist | Fort Collins, CO | 2006 |
| Heather Christiansen, PHARM D | 1861737397 | Pharmacist | Middleton, WI | 2012 |
| Helena Christiansen | 1447767074 | Behavior Technician | Clackamas, OR | 2018 |
| Henry Christiansen, LICSW | 1174819718 | Clinical Social Worker | West Brookfield, MA | 2011 |
| Hollie Christiansen | 1134878242 | Social Worker | Elbert, CO | 2022 |
| Holly Christiansen, L.AC., EAMP | 1164765178 | Acupuncturist | Tacoma, WA | 2013 |
| Hope Christiansen | 1215892153 | Dental Hygienist | Mohave Valley, AZ | 2025 |
| Hope Christiansen | 1336776400 | Family Medicine Physician | Minnetonka, MN | 2020 |
| Houston Christiansen, DMD | 1700625191 | General Practice Dentistry | Port Orchard, WA | 2024 |
| Hunter Christiansen | 1922965128 | Behavior Technician | Brigham City, UT | 2026 |
| Ioanna Christiansen, AUD | 1659723542 | Audiologist | Sarasota, FL | 2016 |
| Ivy Christiansen, LMFT | 1831804087 | Marriage & Family Therapist | Herriman, UT | 2023 |
| Jacob Christiansen, D.O. | 1295199628 | Physical Medicine & Rehabilitation Physician | Salt Lake City, UT | 2016 |
| Jadyn Christiansen | 1982487617 | Case Manager/Care Coordinator | Enid, OK | 2023 |
| James Christiansen, OD | 1063440832 | Optometrist | Wilsonville, OR | 2006 |
| James Christiansen, RN | 1104538644 | Case Management Registered Nurse | Willoughby, OH | 2022 |
| James Christiansen | 1326080102 | Pediatric Cardiology Physician | Marquette, MI | 2006 |
| James Christiansen, D.D.S | 1396975181 | Dentist | Lovell, WY | 2009 |
| James Christiansen | 1700703378 | General Practice Dentistry | Cheyenne, WY | 2026 |
| James Christiansen, PT | 1750543427 | Physical Therapist | Hesperia, CA | 2008 |
| Jamie Christiansen | 1184177891 | Professional Counselor | St George, UT | 2016 |
| Janell Christiansen | 1205443017 | Speech-Language Pathologist | Chula Vista, CA | 2020 |
| Janet Christiansen, M.D. | 1851600845 | Family Medicine Physician | Mount Vernon, WA | 2010 |
| Janet Christiansen | 1861199036 | Day Training/Habilitation Specialist | Anchorage, AK | 2023 |
| Janice Christiansen, L.G.C. | 1467431767 | Genetic Counselor (M.S.) | Gibbsboro, NJ | 2006 |
| Jared Christiansen | 1265242911 | Addiction (Substance Use Disorder) Counselor | Omaha, NE | 2025 |
| Jared Christiansen, PA | 1467622852 | Physician Assistant | Houston, TX | 2008 |
| Jared Christiansen | 1912831199 | Physician Assistant | Carbondale, IL | 2026 |
| Jasmine Christiansen | 1235826157 | Addiction (Substance Use Disorder) Counselor | Otis, OR | 2023 |
| Jason Christiansen, DPT | 1447360581 | Physical Therapist | North Logan, UT | 2006 |
| Jean Christiansen, OTR/L | 1245319623 | Occupational Therapist | Burnsville, MN | 2006 |
| Jeanne Christiansen, RPH | 1265776249 | Pharmacist | La Crosse, WI | 2012 |
| Jeannette Christiansen | 1376971549 | Physical Therapist | Spokane Valley, WA | 2013 |
| Jeffrey Christiansen, R.T. (R) (T), CMD | 1508982398 | Radiation Therapy Radiologic Technologist | Great Falls, MT | 2007 |
| Jeffrey Christiansen, PSY.D. | 1750557716 | Clinical Psychologist | Newark, OH | 2008 |
| Jennifer Christiansen | 1124743489 | Physical Therapy Assistant | Lakewood Ranch, FL | 2022 |
| Jennifer Christiansen, DNP, PMHNP-BC | 1194647248 | Psychiatric/Mental Health Nurse Practitioner | Bellingham, WA | 2026 |
| Jennifer Christiansen, CAS | 1235615733 | Addiction (Substance Use Disorder) Counselor | Centennial, CO | 2018 |
| Jennifer Christiansen, MD | 1588824072 | Internal Medicine Physician | Hampton, NH | 2008 |
| Jennifer Christiansen, APRN | 1609146562 | Family Nurse Practitioner | Dover, NH | 2012 |
| Jennifer Christiansen, MD | 1720728983 | Family Medicine Physician | Salt Lake City, UT | 2022 |
| Jennifer Christiansen, P.A. | 1851394878 | Surgical Physician Assistant | Portland, OR | 2005 |
| Jennifer Christiansen | 1861087678 | Speech-Language Pathologist | Fayetteville, NC | 2021 |
| Jeremy Christiansen, PHARMD | 1255257283 | Pharmacist | Sharpsburg, GA | 2026 |
| Jessica Christiansen, DC | 1578590493 | Chiropractor | Omaha, NE | 2006 |
| Jessica Christiansen | 1861299125 | Behavior Technician | Longmont, CO | 2025 |
| Jessica Christiansen, DNP, APN, AG-ACNP-BC | 1861979189 | Adult Health Nurse Practitioner | Long Grove, IL | 2018 |
| Jessie Christiansen, MA60428960 | 1578984316 | Massage Therapist | Tacoma, WA | 2013 |
| Jewell Christiansen | 1972265015 | Behavior Technician | Liberty, MO | 2021 |
| Jill Christiansen, OTR | 1922387224 | Pediatric Occupational Therapist | Allen, TX | 2011 |
| Joan Christiansen, LCPC | 1982743084 | Professional Counselor | Libby, MT | 2007 |
| Joann Christiansen, MSW EDD | 1679575567 | Psychologist | Northhampton, MA | 2005 |
| Joanne Christiansen, RPH | 1952633216 | Pharmacist | Copiague, NY | 2010 |
| Jodie Christiansen, RN | 1215185012 | Registered Nurse | Fergus Falls, MN | 2008 |
| Jody Christiansen, LPC | 1740826932 | Professional Counselor | Scottsdale, AZ | 2019 |
| Joellen Christiansen, MFTI | 1225468754 | Marriage & Family Therapist | San Francisco, CA | 2013 |
| John Christiansen, OD | 1194618801 | Optometrist | Inglewood, CA | 2025 |
| John Christiansen, D.C | 1295764710 | Chiropractor | Taylorsville, UT | 2006 |
| John Christiansen, PT | 1366454878 | Physical Therapist | Westmont, IL | 2006 |
| John Christiansen, DDS | 1427797323 | General Practice Dentistry | Cheyenne, WY | 2022 |
| John Christiansen, MD | 1659174845 | Internal Medicine Physician | Atlanta, GA | 2025 |
| Jonathan Christiansen, O.D. | 1750306395 | Optometrist | Las Vegas, NV | 2006 |
| Jonathon Christiansen, PA | 1407358815 | Physician Assistant | Lafayette, IN | 2018 |
| Jordan Christiansen | 1174364715 | Physical Therapist | Las Vegas, NV | 2024 |
| Joseph Christiansen, M.D. | 1306075619 | Retina Specialist (Ophthalmology) Physician | Bellaire, TX | 2009 |
| Joshua Christiansen, M.D. | 1184067373 | Anesthesiology Physician | Providence, UT | 2013 |
| Juliana Christiansen | 1235603085 | Occupational Therapist | Gwynn Oak, MD | 2019 |
| Julie Christiansen | 1326882895 | Counselor | Harrisville, UT | 2024 |
| Julie Christiansen, PMHNP-BC | 1881020246 | Psychiatric/Mental Health Nurse Practitioner | Deer Park, WA | 2013 |
| Kaia Christiansen, CRNP | 1265682629 | Adult Health Nurse Practitioner | Philadelphia, PA | 2008 |
| Kaitlyn Christiansen, MA | 1609278423 | Mental Health Counselor | Maitland, FL | 2014 |
| Kaitlynn Christiansen, MD | 1558862490 | Family Medicine Physician | Manhattan, KS | 2018 |
| Kalie Christiansen | 1306732177 | Behavior Technician | Wildomar, CA | 2025 |
| Kara Christiansen | 1053888784 | Student in an Organized Health Care Education/Training Program | Spokane, WA | 2018 |
| Karen Christiansen, PSYCHOTHERAPIST | 1053596916 | Registered Nurse | New York, NY | 2008 |
| Karri Christiansen, MSW, LSW | 1265837520 | Social Worker | Naperville, IL | 2014 |
| Karrie Christiansen | 1447660774 | Family Nurse Practitioner | Indianapolis, IN | 2014 |
| Kate Christiansen, LICSW | 1801199823 | Clinical Social Worker | Worcester, MA | 2010 |
| Katelynn Christiansen, M.S. | 1023625431 | Speech-Language Pathologist | Fresno, CA | 2020 |
| Katerina Christiansen, M.D. | 1699018499 | Internal Medicine Physician | Sacramento, CA | 2013 |
| Katherine Christiansen | 1386407104 | Behavior Technician | Palm Desert, CA | 2024 |
| Katherine Christiansen, RN | 1568358703 | Student in an Organized Health Care Education/Training Program | Sacramento, CA | 2025 |
| Kathleen Christiansen | 1427845478 | Day Training/Habilitation Specialist | Lincoln, NE | 2025 |
| Katie Christiansen | 1023901162 | Chore Provider | Lincoln, NE | 2025 |
| Katie Christiansen, OTD, OTR/L | 1174856462 | Occupational Therapist | Los Angeles, CA | 2009 |
| Katlyn Christiansen | 1306776299 | Speech-Language Pathologist | Waterford, WI | 2026 |
| Kayla Christiansen, RD | 1104564764 | Registered Dietitian | Tucson, AZ | 2022 |
| Kayla Christiansen | 1336977156 | Behavior Technician | Pittsburgh, PA | 2024 |
| Kayla Christiansen | 1952251555 | Behavior Technician | Greeley, CO | 2026 |
| Keith Christiansen, MD | 1679724694 | Urology Physician | Fair Lawn, NJ | 2008 |
| Keith Christiansen | 1902930357 | Optician | Orange City, FL | 2007 |
| Kellie Christiansen, OTR/L | 1053915744 | Occupational Therapist | Lewiston, NY | 2020 |
| Kelly Christiansen, OTRL | 1780741579 | Occupational Therapist | St Charles, IL | 2007 |
| Kelsey Christiansen | 1942895396 | Social Worker | Mount Clemens, MI | 2021 |
| Kelsie Christiansen | 1760879480 | Student in an Organized Health Care Education/Training Program | Provo, UT | 2015 |
| Kendra Christiansen | 1295539930 | Psychiatric/Mental Health Registered Nurse | San Francisco, CA | 2025 |
| Kendra Christiansen | 1871466938 | Clinical Social Worker | Saint Cloud, MN | 2025 |
| Kenedi Christiansen | 1972431286 | Student in an Organized Health Care Education/Training Program | Orem, UT | 2026 |
| Keni Christiansen, RN | 1457915738 | Registered Nurse | Brooklyn, WI | 2019 |
| Kenneth Christiansen, PSY.D. | 1366542078 | Genetic Counselor (M.S.) | Miami Beach, FL | 2006 |
| Kevin Christiansen | 1790509214 | Behavior Technician | Bountiful, UT | 2024 |
| Kevin Christiansen, D.D.S. | 1891789376 | Endodontics | Salem, OR | 2005 |
| Kim Christiansen, R.PH. | 1720285216 | Pharmacist | Bismarck, ND | 2007 |
| Kimberly Christiansen, LPC, MA, CADC III | 1477586600 | Professional Counselor | Portland, OR | 2006 |
| Kimberly Christiansen, LCSW | 1770191975 | Clinical Social Worker | Denver, CO | 2020 |
| Kimberly Christiansen, RN | 1851585889 | Home Health Registered Nurse | Naples, FL | 2007 |
| Kripa Christiansen, MD | 1437312089 | Anesthesiology Physician | North Kansas City, MO | 2008 |
| Krista Christiansen | 1003766163 | Clinical Social Worker | Boston, MA | 2026 |
| Kristen Christiansen | 1801681945 | Counselor | Aberdeen, WA | 2025 |
| Kristie Christiansen | 1902086093 | Psychologist | Los Angeles, CA | 2007 |
| Kristin Christiansen, M.D. | 1225065279 | Family Medicine Physician | St Louis Park, MN | 2006 |
| Kristin Christiansen, DDS | 1275781791 | Pediatric Dentistry | Aurora, CO | 2008 |
| Kristy Christiansen, CNM | 1801107297 | Advanced Practice Midwife | Houston, TX | 2010 |
| Kurt Christiansen, PSY.D. | 1962858175 | Clinical Psychologist | Tarzana, CA | 2016 |
| Kyle Christiansen, DO | 1790535367 | Student in an Organized Health Care Education/Training Program | Pueblo, CO | 2024 |
| Kylie Christiansen, MD | 1659212892 | Student in an Organized Health Care Education/Training Program | Milwaukee, WI | 2026 |
| Lacy Christiansen | 1578496741 | Behavior Technician | Newport Beach, CA | 2026 |
| Lance Christiansen | 1578522116 | Obstetrics & Gynecology Physician | Royal Oak, MI | 2006 |
| Laura Christiansen | 1114680741 | Counselor | Puyallup, WA | 2021 |
| Laura Christiansen, MS, PT | 1740350115 | Physical Therapist | Summerville, SC | 2006 |
| Laura Christiansen | 1982357273 | Day Training/Habilitation Specialist | Wasilla, AK | 2022 |
| Lauren Christiansen | 1255866927 | Occupational Therapist | Gainesville, FL | 2017 |
| Lauren Christiansen | 1760219133 | Behavior Technician | Anaheim, CA | 2024 |
| Lauren Christiansen, FNP | 1992322036 | Family Nurse Practitioner | Westminster, CO | 2020 |
| Leeann Christiansen, RDH | 1043906159 | Dental Hygienist | Carlton, MN | 2023 |
| Leif Christiansen, D.O. | 1710988092 | Internal Medicine Physician | Reading, PA | 2005 |
| Lena Christiansen | 1316241862 | Licensed Practical Nurse | Phoenix, AZ | 2010 |
| Leslie Christiansen, LMT | 1134385313 | Massage Therapist | Portland, OR | 2008 |
| Leslie Christiansen | 1356526677 | Pediatric Physical Therapist | Omaha, NE | 2008 |
| Liana Christiansen, LCSW | 1346995073 | Clinical Social Worker | Erie, PA | 2022 |
| Lisa Christiansen, OT | 1487752341 | Hand Occupational Therapist | Cedar Rapids, IA | 2006 |
| Lisa Christiansen, PSYD | 1659981579 | Psychologist | Hillsboro, OR | 2020 |
| Lisa Christiansen, MASSAGE THERAPIST | 1679922868 | Massage Therapist | Dacula, GA | 2016 |
| Lisa Christiansen, WHCNP | 1962472332 | Women's Health Nurse Practitioner | Rochester, MN | 2006 |
| Liza Christiansen, MS, LCMHCA | 1164366399 | Mental Health Counselor | Mooresville, NC | 2026 |
| Logan Christiansen, DPM | 1467033134 | Podiatrist | Greeley, CO | 2021 |
| Loretta Christiansen | 1518091222 | Speech-Language Pathologist | Kewanee, IL | 2007 |
| Lori Christiansen | 1770666703 | Mental Health Counselor | Ormond Beach, FL | 2006 |
| Louis Christiansen | 1154165173 | Social Worker | Eureka, CA | 2024 |
| Louis Christiansen, M.D. | 1639187743 | Endocrinology, Diabetes & Metabolism Physician | San Diego, CA | 2006 |
| Luanne Christiansen, M.S.P.T. | 1881906162 | Physical Therapist | Staten Island, NY | 2010 |
| Lydia Christiansen, MD | 1952499667 | Anatomic Pathology & Clinical Pathology Physician | Charleston, SC | 2006 |
| Lyle Christiansen, MD | 1912460825 | Forensic Pathology Physician | Memphis, TN | 2019 |
| Madelyn Christiansen, PTA | 1508101346 | Physical Therapy Assistant | Pelham, MA | 2012 |
| Madlin Christiansen, LICSW | 1386325496 | Social Worker | Minneapolis, MN | 2023 |
| Maja Christiansen | 1114377397 | Clinical Social Worker | Madison, WI | 2016 |
| Makenzie Christiansen, RN | 1487490512 | Ambulatory Care Registered Nurse | Attleboro, MA | 2024 |
| Marc Christiansen, MARC CHRISTIANSEN | 1851680748 | Pharmacist | Laurinburg, NC | 2011 |
| Marcia Christiansen | 1275070302 | Addiction (Substance Use Disorder) Counselor | Riverside, CA | 2017 |
| Marcia Christiansen, BS MS | 1629126966 | Speech-Language Pathologist | Mesa, AZ | 2007 |
| Marcia Christiansen, PH.D. | 1982811915 | Counseling Psychologist | Fullerton, CA | 2007 |
| Marcus Christiansen, DO | 1831501717 | Family Medicine Physician | Burley, ID | 2014 |
| Margaret Christiansen, R.N. | 1053781930 | Registered Nurse | Blue Point, NY | 2015 |
| Margaret Christiansen, AUD | 1669495503 | Audiologist | Davenport, IA | 2006 |
| Maria Christiansen | 1407380157 | Clinical Social Worker | Copiague, NY | 2017 |
| Mark Christiansen, PAC | 1013981000 | Medical Physician Assistant | Blair, NE | 2006 |
| Mark Christiansen, PA-C | 1144380296 | Physician Assistant | Long Prairie, MN | 2006 |
| Mark Christiansen, MD | 1821108218 | Endocrinology, Diabetes & Metabolism Physician | Walnut Creek, CA | 2006 |
| Mark Christiansen | 1881076941 | Behavior Analyst | Frisco, TX | 2015 |
| Martha Christiansen, PHD | 1891738894 | Clinical Psychologist | Tempe, AZ | 2006 |
| Martin Christiansen | 1871646695 | Social Worker | Ridgecrest, CA | 2007 |
| Mary Christiansen, RDH, MS | 1144897927 | Dental Hygienist | Lincoln, NE | 2021 |
| Mary Christiansen, MD, MPH | 1578208997 | Internal Medicine Physician | Jacksonville, FL | 2022 |
| Mary Christiansen, M.D. | 1831543644 | Obstetrics & Gynecology Physician | Knoxville, TN | 2016 |
| Mary Christiansen | 1861703076 | Physical Medicine & Rehabilitation Physician | Sault Sainte Marie, MI | 2010 |
| Mary Anne Christiansen, RPH | 1306946413 | Pharmacist | Sewickley, PA | 2006 |
| Maryanne Christiansen, PA-C | 1073040234 | Physician Assistant | Gorham, NH | 2017 |
| Matthew Christiansen | 1366235996 | Case Manager/Care Coordinator | Port Clinton, OH | 2025 |
| Matthew Christiansen, PA-C | 1427672906 | Physician Assistant | Eagan, MN | 2020 |
| Matthew Christiansen, MD | 1568807592 | Family Medicine Physician | Huntington, WV | 2013 |
| Matthew Christiansen, PHD | 1639136088 | Clinical Psychologist | Mitchell, SD | 2006 |
| Matthew Christiansen | 1659434199 | Chiropractor | Brookfield, WI | 2006 |
| Matthew Christiansen, LADC | 1689126831 | Addiction (Substance Use Disorder) Counselor | Rochester, MN | 2016 |
| Max Christiansen, MS, PA-C | 1619692357 | Physician Assistant | York, PA | 2022 |
| Maximilian Christiansen | 1376359588 | Community Health Worker | Athens, OH | 2024 |
| McKinley Christiansen | 1669124244 | Behavior Technician | Alamogordo, NM | 2022 |
| Megan Christiansen | 1033534359 | Physical Therapist | Port Orange, FL | 2014 |
| Megan Christiansen, M.A. | 1518378926 | Clinical Psychologist | Exton, PA | 2014 |
| Megan Christiansen | 1740060359 | Marriage & Family Therapist | Tarpon Springs, FL | 2023 |
| Megan Christiansen | 1841182094 | Home Health Aide | Omaha, NE | 2025 |
| Megan Christiansen | 1962049270 | Occupational Therapist | O Fallon, MO | 2019 |
| Melissa Christiansen | 1144599895 | Pharmacist | Apopka, FL | 2011 |
| Melissa Christiansen, NP-C | 1528051695 | Family Nurse Practitioner | Murrieta, CA | 2005 |
| Melissa Christiansen, LPC | 1598243495 | Counselor | Allen, TX | 2018 |
| Meredith Christiansen, M.S., CCC-SLP | 1033771639 | Speech-Language Pathologist | Grand Forks, ND | 2019 |
| Meredith Christiansen, DPT | 1669727962 | Orthopedic Physical Therapist | Mesquite, TX | 2012 |
| Michael Christiansen, D.M.D. | 1417045865 | General Practice Dentistry | Jamison, PA | 2006 |
| Michael Christiansen, DC | 1669531018 | Chiropractor | Canon City, CO | 2006 |
| Michael Christiansen, PH.D. | 1801282496 | Psychologist | Tucson, AZ | 2015 |
| Michael Christiansen, PHARM.D. | 1942517883 | Student in an Organized Health Care Education/Training Program | Reno, NV | 2010 |
| Michael Christiansen | 1952825747 | Mental Health Counselor | Bridgeville, PA | 2017 |
| Michael Christiansen, M.D. | 1972999308 | Neurology Physician | Scottsdale, AZ | 2015 |
| Michele Christiansen | 1104640317 | Behavior Technician | Santa Rosa, CA | 2024 |
| Mindy Christiansen | 1003660911 | Mental Health Counselor | Prineville, OR | 2024 |
| Mindy Christiansen, PTA | 1942981253 | Physical Therapy Assistant | Clearfield, UT | 2023 |
| Morgan Christiansen, PT, DPT | 1821495219 | Physical Therapist | Pinole, CA | 2014 |
| Nancy Christiansen, R.PH. | 1568442192 | Pharmacist | Tacoma, WA | 2006 |
| Naomi Christiansen, CSW | 1962020214 | Clinical Social Worker | American Fork, UT | 2020 |
| Natalie Christiansen | 1952119042 | Student in an Organized Health Care Education/Training Program | Indianapolis, IN | 2024 |
| Nathaniel Christiansen, MD | 1841829439 | Surgery Physician | Chicago, IL | 2020 |
| Nelya Christiansen, PA-C | 1194262642 | Physician Assistant | Brookline, MA | 2017 |
| Nicholas Christiansen, CRNA | 1629540984 | Certified Registered Nurse Anesthetist | Dayton, OH | 2018 |
| Nicole Christiansen | 1114878337 | Certified Registered Nurse Anesthetist | Alma, MI | 2026 |
| Nicole Christiansen | 1255061099 | Registered Nurse | Goldendale, WA | 2022 |
| Nicole Christiansen, M.D. | 1295934750 | Child & Adolescent Psychiatry Physician | Portland, OR | 2007 |
| Nisha Christiansen, MD | 1104288901 | Internal Medicine Physician | Minnetonka, MN | 2016 |
| Noel Christiansen | 1386208189 | Community Health Worker | Layton, UT | 2019 |
| Norma Christiansen, LMSW | 1407467467 | Social Worker | Wichita, KS | 2020 |
| Norman Christiansen, ED.D. | 1154474047 | Psychologist | Easthampton, MA | 2007 |
| Owen Christiansen | 1962215509 | Case Manager/Care Coordinator | Klamath Falls, OR | 2025 |
| Paige Christiansen | 1144898925 | Behavior Technician | Pleasant Grove, UT | 2021 |
| Patricia Christiansen, PA-C | 1962738955 | Physician Assistant | Everett, WA | 2009 |
| Paula Christiansen, MSW & LCSW | 1235334426 | Mental Health Counselor | Chicago, IL | 2007 |
| Peter Christiansen, PA-C | 1588286579 | Medical Physician Assistant | Magna, UT | 2020 |
| Peter Christiansen | 1952668048 | Student in an Organized Health Care Education/Training Program | Charlottesville, VA | 2012 |
| Philip Christiansen | 1699621821 | Peer Specialist | Wasilla, AK | 2026 |
| Philip Christiansen, R.PH. | 1780661082 | Pharmacist | Rochester, MN | 2005 |
| Rachel Christiansen | 1043841661 | Other Technician | Eau Claire, WI | 2020 |
| Rachel Christiansen | 1396578894 | Marriage & Family Therapist | Menomonie, WI | 2024 |
| Rachel Christiansen, DPT | 1679339592 | Physical Therapist | Wilmington, NC | 2024 |
| Rachel Christiansen | 1932046943 | Mental Health Counselor | Wasilla, AK | 2026 |
| Rebecca Christiansen, REGISTERED NURSE | 1245061928 | Home Health Registered Nurse | Hoquiam, WA | 2024 |
| Rebecca Christiansen | 1477309631 | Addiction (Substance Use Disorder) Counselor | Des Moines, IA | 2024 |
| Rebecca Christiansen | 1679429203 | Pharmacist | Provo, UT | 2026 |
| Rebecca Christiansen, LPC-MH, LPC, NCC | 1699387373 | Mental Health Counselor | Aberdeen, SD | 2020 |
| Reginald Christiansen, CADCIII LADC | 1992878441 | Addiction (Substance Use Disorder) Counselor | Ellsworth, WI | 2006 |
| Renee Christiansen | 1871630954 | Clinical Social Worker | Elburn, IL | 2007 |
| Richard Christiansen, D.D.S. | 1003093717 | Dentist | San Antonio, TX | 2008 |
| Richard Christiansen | 1508389198 | Orthopedic Physical Therapist | Fort Myer, VA | 2017 |
| Richard Christiansen, DDS | 1750584967 | Dentist | Ann Arbor, MI | 2007 |
| Robert Christiansen, M.D. | 1114991841 | Ophthalmology Physician | Salt Lake City, UT | 2006 |
| Robert Christiansen, DO | 1508506585 | Hospitalist Physician | Milwaukee, WI | 2022 |
| Robert Christiansen, D.D.S. | 1770648735 | Oral and Maxillofacial Surgery (Dentist) | Albany, NY | 2006 |
| Robert Christiansen, MS, CAP | 1972534543 | Addiction (Substance Use Disorder) Counselor | Lecanto, FL | 2006 |
| Roger Christiansen | 1306014055 | Addiction (Substance Use Disorder) Counselor | Spring Valley, CA | 2008 |
| Ronda Christiansen | 1609674571 | Personal Care Attendant | Lincoln, NE | 2025 |
| Roy Christiansen | 1386507606 | Addiction (Substance Use Disorder) Counselor | Durham, NC | 2025 |
| Ruth Christiansen | 1013385129 | Physical Therapist | Algonquin, IL | 2015 |
| Ruth Christiansen, PA-C | 1346536018 | Physician Assistant | Woodburn, OR | 2011 |
| Ruth Christiansen, N.P. | 1376079947 | Nurse Practitioner | Beloit, WI | 2017 |
| Ryan Christiansen, LCSW | 1528497195 | Clinical Social Worker | St George, UT | 2013 |
| Ryan Christiansen, P.T. | 1760716690 | Physical Therapist | Burbank, CA | 2009 |
| Rylie Christiansen | 1598695777 | Mental Health Counselor | Denver, CO | 2026 |
| Ryne Christiansen | 1083552491 | Student in an Organized Health Care Education/Training Program | Temple, TX | 2026 |
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).