Providers Elizabeth Kiefer, BS to Nicole Kieffer, D.O.
300 individual NPIs in the federal registry, part 11,377 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. 91 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Elizabeth Kiefer, BS | 1215780523 | Mental Health Counselor | Oil City, PA | 2024 |
| Elizabeth Kiefer, M.D. | 1780803056 | Internal Medicine Physician | Honolulu, HI | 2007 |
| Ellen Kiefer, OTR | 1316078496 | Occupational Therapist | Bloomfield Hills, MI | 2007 |
| Emily Kiefer, PTA | 1043475338 | Physical Therapy Assistant | Elkhart, IN | 2008 |
| Emma Kiefer | 1093417263 | Student in an Organized Health Care Education/Training Program | Las Vegas, NV | 2023 |
| Emma Kiefer | 1790670537 | Student in an Organized Health Care Education/Training Program | Winston Salem, NC | 2025 |
| Eric Kiefer, PT | 1487795977 | Physical Therapist | Chambersburg, PA | 2007 |
| Erik Kiefer | 1164359865 | Behavior Technician | Charlotte, NC | 2026 |
| Erika Kiefer | 1114388048 | Psychiatric/Mental Health Registered Nurse | San Francisco, CA | 2016 |
| Frank Kiefer, PA-C | 1649323809 | Medical Physician Assistant | Brazil, IN | 2007 |
| Gail Kiefer, M.D. | 1457364630 | Anesthesiology Physician | Denver, CO | 2006 |
| Gary Kiefer, DC | 1366412785 | Chiropractor | Watertown, SD | 2006 |
| Gauri Kiefer, M.D. | 1780655829 | Hematology & Oncology Physician | Greensburg, PA | 2006 |
| George Kiefer | 1316717879 | Case Manager/Care Coordinator | Cincinnati, OH | 2024 |
| Gina Kiefer, RN | 1992340137 | Ambulatory Care Registered Nurse | La Crosse, WI | 2019 |
| Hanna Kiefer, APRN | 1407683758 | Family Medicine Physician | Fort Smith, AR | 2024 |
| Hannah Kiefer, OTR/L | 1679195267 | Physical Rehabilitation Occupational Therapist | New Richmond, WI | 2020 |
| Harry Kiefer, MD | 1578665295 | Pediatrics Physician | Cleveland, OH | 2006 |
| Heather Kiefer, PHD | 1861389785 | Exercise & Sports Psychologist | Lincoln, NE | 2025 |
| Holly Kiefer, LICSW | 1629708276 | Mental Health Counselor | Fremont, NE | 2022 |
| Isabelle Kiefer | 1134982051 | Behavior Technician | Petaluma, CA | 2024 |
| Jacklyn Kiefer, DO | 1679796775 | Sports Medicine (Family Medicine) Physician | Greenwood, IN | 2007 |
| Jacquelyn Kiefer, PNP | 1962789560 | Pediatric Nurse Practitioner | Holland, MI | 2011 |
| James Kiefer, DDS | 1700315637 | General Practice Dentistry | Hagerstown, MD | 2017 |
| Jamie Kiefer, PA-C | 1043282924 | Physician Assistant | Rochester, MN | 2006 |
| Janel Kiefer | 1336924091 | Personal Care Attendant | Papillion, NE | 2023 |
| Jaqueline Kiefer, PH.D. | 1164562757 | Clinical Child & Adolescent Psychologist | Solana Beach, CA | 2007 |
| Jay Kiefer, D.D.S. | 1922177393 | General Practice Dentistry | Newton Falls, OH | 2006 |
| Jeffrey Kiefer, MD | 1396885299 | Emergency Medicine Physician | New Bern, NC | 2007 |
| Jennifer Kiefer, MSW | 1487842290 | Social Worker | Milwaukee, WI | 2007 |
| Jesse Kiefer, MD | 1740546712 | Anesthesiology Physician | Philadelphia, PA | 2012 |
| Jessica Kiefer, OTR/L | 1962951798 | Occupational Therapist | Gallipolis, OH | 2016 |
| Joan-Marie Kiefer, L.P.C.C. | 1639439300 | Mental Health Counselor | Rochester, MN | 2012 |
| Joel Kiefer | 1639839517 | Behavior Technician | Woodbury, MN | 2021 |
| John Kiefer, D.V.M. | 1508289760 | Veterinarian | Vienna, VA | 2014 |
| Joseph Kiefer, D.P.M. | 1003904467 | Podiatrist | Pensacola, FL | 2006 |
| Joseph Kiefer, MPT | 1245507896 | Pediatric Physical Therapist | Port Chester, NY | 2011 |
| Josey Kiefer | 1801644232 | Homemaker | Hamilton, OH | 2024 |
| Jules Kiefer, M.S.,CCC-A | 1720522923 | Audiologist | Naples, FL | 2016 |
| Julia Kiefer, PSYCHOLOGY ASSISTANT | 1053157156 | Student in an Organized Health Care Education/Training Program | Cleveland, OH | 2024 |
| Juliann Kiefer, PNP | 1952650673 | Pediatric Nurse Practitioner | Indianapolis, IN | 2012 |
| Julie Kiefer | 1336379692 | School Psychologist | Phoenix, AZ | 2009 |
| Julie Kiefer | 1801498803 | Personal Care Attendant | Cincinnati, OH | 2020 |
| June Kiefer, MSN CS NPP | 1457484172 | Clinical Nurse Specialist | Ronkonkoma, NY | 2007 |
| Jurij Kiefer, MD | 1316627474 | Plastic and Reconstructive Surgery Physician | Orlando, FL | 2023 |
| Kaitlyn Kiefer, CCC-SLP | 1568299329 | Speech-Language Pathologist | Staten Island, NY | 2024 |
| Karen Kiefer, APN | 1194297978 | Gerontology Nurse Practitioner | Kenilworth, NJ | 2018 |
| Karen Kiefer, CNP | 1467736314 | Adult Health Nurse Practitioner | Cleveland, OH | 2011 |
| Karen Kiefer, D.O. | 1578586574 | Psychiatry Physician | Diamond Bar, CA | 2006 |
| Katelynn Kiefer | 1043713068 | Homemaker | Steubenville, OH | 2018 |
| Kathleen Kiefer | 1851518062 | Occupational Therapist | Saint Paul, MN | 2007 |
| Kathryn Kiefer, CRNA | 1629148119 | Certified Registered Nurse Anesthetist | Grosse Pointe, MI | 2006 |
| Katie Kiefer, OTD | 1770057580 | Occupational Therapist | Denver, CO | 2019 |
| Katrina Kiefer | 1700282688 | Mental Health Counselor | Edmond, OK | 2014 |
| Kay Kiefer, RN | 1659921856 | Registered Nurse | Fargo, ND | 2019 |
| Keith Kiefer, D.M.D. | 1407867195 | General Practice Dentistry | Reading, PA | 2006 |
| Kelly Kiefer, LAPC, NCC | 1205642097 | Mental Health Counselor | Sykesville, MD | 2024 |
| Kelly Kiefer | 1255025128 | Professional Counselor | Havertown, PA | 2023 |
| Kelly Kiefer | 1740698372 | Pharmacist | Warner Robins, GA | 2014 |
| Kenna Kiefer | 1174488860 | Behavior Technician | Concord, CA | 2025 |
| Keri Kiefer, LISW | 1184978371 | Clinical Social Worker | Ann Arbor, MI | 2012 |
| Kevin Kiefer, RPH | 1881711737 | Pharmacist | Depew, NY | 2007 |
| Kim Kiefer, BHS | 1720798663 | Case Manager/Care Coordinator | Saint Clair Shores, MI | 2022 |
| Kimberlee Kiefer, LSW | 1982474722 | Social Worker | Canton, OH | 2024 |
| Kori Kiefer, OTR | 1518005859 | Occupational Therapist | Saint Louis, MO | 2007 |
| Laura Kiefer, CD | 1548879158 | Doula | Fort Wayne, IN | 2020 |
| Laura Kiefer, LPTA | 1952654261 | Physical Therapy Assistant | Milford, IN | 2012 |
| Lauren Kiefer, L.AC | 1164176368 | Acupuncturist | Brooklyn, NY | 2022 |
| Lauren Kiefer | 1235695982 | Specialist | Franklin Square, NY | 2019 |
| Leah Kiefer, LICSW | 1154925782 | Clinical Social Worker | Minneapolis, MN | 2020 |
| Leslie Kiefer | 1629844790 | Occupational Therapist | Bedford, NH | 2023 |
| Lexi Kiefer | 1588443550 | Mental Health Counselor | Metairie, LA | 2023 |
| Linda Kiefer, LCSW | 1235240508 | Clinical Social Worker | Paoli, PA | 2006 |
| Linda Kiefer, LPTA | 1477891315 | Physical Therapy Assistant | Floyd, VA | 2013 |
| Lisa Kiefer, RN | 1649150764 | School Registered Nurse | Indianapolis, IN | 2025 |
| Lisa Kiefer, FNP | 1851853170 | Family Medicine Physician | Santa Barbara, CA | 2019 |
| Lori Kiefer, MD | 1033352943 | Pain Medicine (Anesthesiology) Physician | Indianapolis, IN | 2009 |
| Lori Kiefer, LPC | 1578660106 | Mental Health Counselor | Saint Louis, MO | 2006 |
| Lorri Kiefer | 1477099620 | Community Health Worker | Fairfield, OH | 2017 |
| Louis Kiefer | 1104623669 | Social Worker | Fremont, NE | 2025 |
| Lucas Kiefer | 1194418319 | Behavior Technician | Roseburg, OR | 2023 |
| Luke Kiefer, MD | 1346821238 | Neuromuscular Medicine (Psychiatry & Neurology) Physician | New York, NY | 2021 |
| Lydia Kiefer | 1023641271 | School Counselor | Durham, NC | 2020 |
| Mallory Kiefer, MD | 1134804958 | Student in an Organized Health Care Education/Training Program | Jefferson, LA | 2023 |
| Marissa Kiefer, D.P.T. | 1528608965 | Physical Therapist | Middle Island, NY | 2020 |
| Mark Kiefer, M.D. | 1134111719 | Family Medicine Physician | Lincolnton, NC | 2005 |
| Mark Kiefer, MD | 1992896567 | Colon & Rectal Surgery Physician | Tulsa, OK | 2006 |
| Marlee Kiefer | 1912551755 | Family Nurse Practitioner | Evansville, IN | 2019 |
| Marlene Kiefer, SLP-CCC | 1982007522 | Speech-Language Pathologist | Nashville, TN | 2014 |
| Marlo Kiefer | 1295435766 | Professional Counselor | Albuquerque, NM | 2023 |
| Mary Elizabeth Kiefer, OT | 1285115006 | Occupational Therapist | Madison Heights, MI | 2018 |
| Matthew Kiefer, CMHC, LPC | 1124416078 | Mental Health Counselor | Mountain Rest, SC | 2014 |
| Matthew Kiefer, MD | 1942573258 | Emergency Medicine Physician | Oakland, CA | 2012 |
| Maurissa Kiefer, DDS | 1962884494 | Dentist | Seattle, WA | 2015 |
| Megan Kiefer, M.D. | 1639503865 | Hospitalist Physician | Saint James, MN | 2013 |
| Megan Kiefer, OTR-L | 1811174857 | Occupational Therapist | Fargo, ND | 2008 |
| Meghan Kiefer, M.D. | 1669609491 | Hospitalist Physician | Seattle, WA | 2009 |
| Melissa Kiefer | 1063867281 | Pediatric Physical Therapist | Allen, TX | 2016 |
| Michael Kiefer, M.D. | 1326338401 | Pain Medicine (Anesthesiology) Physician | Washington, DC | 2011 |
| Michael Kiefer, M.D. | 1447690102 | Hospitalist Physician | Portland, OR | 2013 |
| Michael Kiefer | 1477048965 | Physical Therapist | Worcester, MA | 2018 |
| Michelle Kiefer, OTR | 1144658592 | Occupational Therapist | West Allis, WI | 2013 |
| Miranda Kiefer, D.O. | 1457708984 | Maternal & Fetal Medicine Physician | Columbus, OH | 2016 |
| Molly Kiefer, MSW, LCSW | 1417924747 | Clinical Social Worker | Raleigh, NC | 2006 |
| Monica Kiefer, D.C. | 1851662290 | Chiropractor | Wauseon, OH | 2012 |
| Monica Kiefer | 1942765102 | Student in an Organized Health Care Education/Training Program | Baltimore, MD | 2019 |
| N. Kiefer, MD | 1497874879 | Internal Medicine Physician | Los Angeles, CA | 2007 |
| Natalie Kiefer, DPT | 1154878155 | Physical Therapist | Warm Springs, OR | 2016 |
| Nataliya Kiefer, RN | 1780423889 | Pediatric Registered Nurse | Dennis, MA | 2024 |
| Natasha Kiefer, AMFT | 1669863239 | Professional Counselor | Wheaton, IL | 2015 |
| Naya Kiefer | 1023956075 | Student in an Organized Health Care Education/Training Program | San Antonio, TX | 2026 |
| Neisha Kiefer, CADC-CAS | 1154868263 | Case Manager/Care Coordinator | Riverside, CA | 2017 |
| Nicholas Kiefer, M.D. | 1861849531 | Cardiovascular Disease Physician | New York, NY | 2016 |
| Nicholas Kiefer, M.D. | 1952588477 | Anesthesiology Physician | Beverly, MA | 2008 |
| Nicole Kiefer | 1881523769 | Mental Health Counselor | Hamilton, NJ | 2026 |
| Olivia Kiefer, OTD, OTR/L | 1407538846 | Pediatric Occupational Therapist | Ashland, VA | 2023 |
| Patricia Kiefer, SLP | 1104249242 | Speech-Language Pathologist | Dublin, OH | 2014 |
| Patricia Kiefer, RNBSN | 1780737825 | Critical Care Medicine Registered Nurse | Cleveland, OH | 2007 |
| Patrick Kiefer, MD | 1023034832 | Trauma Surgery Physician | De Pere, WI | 2006 |
| Patsy-Ruth Kiefer, M.D. | 1184950115 | Anesthesiology Physician | Memphis, TN | 2009 |
| Paul Kiefer, CRNA | 1851473367 | Certified Registered Nurse Anesthetist | Naples, FL | 2006 |
| Peter Kiefer, RPH | 1356566707 | Pharmacist | Medford, WI | 2007 |
| Peter Kiefer, MD | 1386688158 | Family Medicine Physician | Des Plaines, IL | 2006 |
| Rachael Kiefer | 1821602293 | Behavior Technician | Kalamazoo, MI | 2020 |
| Rachel Kiefer, PHARMD | 1760910889 | Pharmacist | Millbrook, AL | 2017 |
| Ray Kiefer, MD | 1255320008 | Anesthesiology Physician | Muskegon, MI | 2005 |
| Raymond Kiefer | 1992153936 | Pharmacist | Zion, IL | 2016 |
| Rebecca Kiefer, PH.D. | 1053553818 | Clinical Psychologist | Richmond, VA | 2009 |
| Rebekah Kiefer | 1508352501 | Mental Health Counselor | Hinsdale, IL | 2018 |
| Regina Kiefer, SLP | 1619373602 | Speech-Language Pathologist | Carroll, OH | 2014 |
| Renata Kiefer, M.D. | 1720222169 | Pediatrics Physician | San Francisco, CA | 2009 |
| Richard Kiefer, MD | 1437266962 | Surgery Physician | Oshkosh, WI | 2006 |
| Ronda Kiefer, LPC | 1104135334 | Professional Counselor | Oklahoma City, OK | 2010 |
| Roseann Kiefer, BC-HIS | 1558477398 | Hearing Instrument Specialist | Sebring, FL | 2006 |
| Ryan Kiefer, MD | 1578068540 | Vascular & Interventional Radiology Physician | Lebanon, NH | 2018 |
| Samantha Kiefer, D.O. | 1295114387 | Family Medicine Physician | Conneaut, OH | 2015 |
| Sandra Kiefer, RN111539 | 1871032656 | Registered Nurse | Tucson, AZ | 2017 |
| Sara Kiefer, N.P. | 1750462511 | Nurse Practitioner | East Lansing, MI | 2006 |
| Sarah Kiefer, MA, SLP | 1114186228 | Speech-Language Pathologist | Durham, NC | 2008 |
| Savanna Kiefer | 1639743339 | Student in an Organized Health Care Education/Training Program | Palo Alto, CA | 2021 |
| Scott Kiefer, LDO | 1467694224 | Optician | Lima, OH | 2009 |
| Shelby Kiefer | 1326934159 | Behavior Technician | Fort Smith, AR | 2025 |
| Sophia Kiefer, M.D. | 1669903555 | Dermatology Physician | La Jolla, CA | 2017 |
| Stacey Kiefer | 1134672389 | Gastroenterology Registered Nurse | Lone Tree, CO | 2016 |
| Stacey Kiefer, B.S. | 1225307697 | Case Manager/Care Coordinator | Medford, OR | 2011 |
| Stephanie Kiefer, PT | 1679273197 | Physical Therapist | North Canton, OH | 2023 |
| Stephanie Kiefer, D.M.D. | 1780858985 | Periodontics | Boston, MA | 2008 |
| Stephen Kiefer, M.D. | 1760472302 | Interventional Cardiology Physician | Maryville, TN | 2005 |
| Steven Kiefer, M.D. | 1336144302 | Neurological Surgery Physician | Lexington, KY | 2005 |
| Steven Kiefer, C.O. | 1922239979 | Specialist | Temecula, CA | 2009 |
| Suzanne Kiefer, APNP | 1083640056 | Nurse Practitioner | Oshkosh, WI | 2006 |
| Sylvia Kiefer, OTR/L | 1326298340 | Occupational Therapist | North Canton, OH | 2008 |
| Tami Kiefer | 1811225378 | Physical Therapy Assistant | Skiatook, OK | 2009 |
| Tammy Kiefer | 1134699143 | Developmental Therapist | Evansville, IN | 2018 |
| Tammy Kiefer, D.C. | 1396869194 | Chiropractor | Watkinsville, GA | 2007 |
| Taunya Kiefer, MD | 1215490388 | Family Medicine Physician | Colorado Springs, CO | 2019 |
| Taylor Kiefer, BCBA | 1750045977 | Behavior Analyst | Columbus, OH | 2021 |
| Taylor Kiefer | 1801696166 | Registered Nurse | Sioux Falls, SD | 2025 |
| Tea Kiefer, ATC, LAT | 1366001216 | Athletic Trainer | Addison, VT | 2019 |
| Theresa Kiefer, COTA | 1295933570 | Occupational Therapy Assistant | Elkhart, IN | 2007 |
| Theresa Kiefer | 1588461164 | Specialist | Watertown, NY | 2025 |
| Thomas Kiefer, D.M.D | 1073638136 | General Practice Dentistry | Marathon, FL | 2007 |
| Thomas Kiefer, MD | 1144220690 | Allergy & Immunology Physician | Dublin, OH | 2005 |
| Thomas Kiefer, M.D. | 1235113903 | Family Medicine Physician | Bloomington, MN | 2005 |
| Thomas Kiefer, M.D. | 1396717674 | Anatomic Pathology & Clinical Pathology Physician | Fall River, MA | 2006 |
| Thomas Kiefer | 1699377507 | Homemaker | Cincinnati, OH | 2020 |
| Thomas Kiefer, DDS | 1750857066 | General Practice Dentistry | Ratcliff, AR | 2018 |
| Todd Kiefer, M.D. | 1376710269 | Cardiovascular Disease Physician | Durham, NC | 2008 |
| Valerie Kiefer, APRN | 1396758454 | Nurse Practitioner | Tampa, FL | 2006 |
| William Kiefer, OD | 1588627400 | Optometrist | Saint Louis, MO | 2006 |
| Zoe Kiefer, MD, MPH | 1871888180 | Obstetrics & Gynecology Physician | Boston, MA | 2011 |
| Rachel Kiefer-Casella, CPRS | 1801517628 | Peer Specialist | Brick, NJ | 2022 |
| Susan Kiefer-Griffin, CRNA | 1144316654 | Certified Registered Nurse Anesthetist | Decatur, IL | 2006 |
| Jennifer Kiefer-Mannarino | 1205081999 | Physical Therapist | Brooklyn, NY | 2008 |
| Melissa Kiefer-McElwrath, ANP | 1205157807 | Acute Care Nurse Practitioner | Saint Louis, MO | 2010 |
| Andrew Kiefert, D.C. | 1477620045 | Chiropractor | Green Bay, WI | 2006 |
| Karen Kiefert, CRNA | 1861571861 | Certified Registered Nurse Anesthetist | Oxford, MS | 2006 |
| Megan Kiefert | 1376366062 | Behavior Technician | Fremont, CA | 2024 |
| Ben Kieff, MD | 1760421440 | Gastroenterology Physician | Grand Rapids, MI | 2006 |
| Benjamin Kieff | 1114659166 | Student in an Organized Health Care Education/Training Program | Atlanta, GA | 2022 |
| Bobbi Kieff, RN, BSN, CDCES | 1205536034 | Student in an Organized Health Care Education/Training Program | Grand Rapids, MI | 2023 |
| David Kieff, M.D. | 1194716290 | Otolaryngology/Facial Plastic Surgery Physician | Wellesley, MA | 2005 |
| Elizabeth Kieff, M.D. | 1871760116 | Psychiatry Physician | Chicago, IL | 2008 |
| Julia Kieff, PLPC | 1548139819 | Professional Counselor | Prairieville, LA | 2025 |
| Monica Kieff | 1558001255 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2022 |
| McKensie Kieffaber | 1578145652 | Behavior Technician | Lenexa, KS | 2021 |
| Ashley Kieffe | 1275464356 | School Psychologist | Arroyo Grande, CA | 2026 |
| Michelle Kieffe, PH.D., LP | 1245586023 | Psychologist | Omaha, NE | 2012 |
| Emily Kieffens, OTD, OTR/L | 1154185841 | Occupational Therapist | Dallas, TX | 2024 |
| Abigail Kieffer | 1477295913 | Physical Therapy Assistant | Clarksville, TN | 2022 |
| Adam Kieffer, PA, RD, PHD | 1508017328 | Physician Assistant | Fort Cavazos, TX | 2008 |
| Alexander Kieffer | 1558293662 | Athletic Trainer | Bethlehem, PA | 2026 |
| Aliyah Kieffer | 1366152803 | Behavior Technician | Monrovia, CA | 2022 |
| Alyssa Kieffer, LAT, ATC | 1518419944 | Athletic Trainer | Pittsburg, KS | 2016 |
| Amy Kieffer, PHARM.D. | 1982972220 | Pharmacist | Denver, CO | 2011 |
| Andrea Kieffer, MD | 1780189563 | Hospitalist Physician | Lakewood, CO | 2018 |
| Andrew Kieffer, MD | 1407389562 | Emergency Medicine Physician | Eau Claire, WI | 2017 |
| Angela Kieffer, PMHNP | 1457022725 | Psychiatric/Mental Health Nurse Practitioner | Roseville, MN | 2021 |
| Ashley Kieffer | 1225628217 | Professional Counselor | Elk River, MN | 2021 |
| Ashlyn Kieffer | 1700611621 | Behavior Technician | Nashville, TN | 2024 |
| Austin Kieffer | 1770083651 | Clinical Social Worker | Detroit, MI | 2018 |
| Bradley Kieffer, MD | 1942490321 | Emergency Medicine Physician | New Orleans, LA | 2007 |
| Brett Kieffer, AA-S | 1366864845 | Anesthesiologist Assistant | Fayetteville, GA | 2014 |
| Brian Kieffer | 1528799335 | Mental Health Counselor | Manchester, CT | 2022 |
| Brianna Kieffer | 1235958380 | Behavior Technician | Burnsville, MN | 2024 |
| Brynn Kieffer | 1043619703 | Day Training/Habilitation Specialist | Judsonia, AR | 2014 |
| Candace Kieffer | 1174115695 | Mental Health Counselor | New York, NY | 2021 |
| Carley Kieffer, RBT | 1427871995 | Behavior Technician | Manassas, VA | 2024 |
| Charlene Kieffer, M.ED., ED.S. | 1285149310 | School Psychologist | Joliet, IL | 2017 |
| Charles Kieffer, M.D. | 1053842831 | Emergency Medicine Physician | Jbsa Ft Sam Houston, TX | 2017 |
| Cheryl Kieffer, DDS | 1508816356 | General Practice Dentistry | Fairport, NY | 2006 |
| Christina Kieffer, LCSW | 1215785878 | Clinical Social Worker | Vienna, VA | 2024 |
| Christine Kieffer, APRN, FNP-C | 1790557171 | Family Nurse Practitioner | Alexandria, MN | 2023 |
| Cortney Kieffer, DPT | 1285429167 | Physical Therapist | Elizabethville, PA | 2025 |
| Cynthia Kieffer | 1427546001 | Clinical Social Worker | Olney, IL | 2018 |
| David Kieffer, CRNA | 1447409537 | Certified Registered Nurse Anesthetist | Andover, MN | 2008 |
| Debora Kieffer, RN | 1083125595 | School Registered Nurse | Elmira Heights, NY | 2017 |
| Donald Kieffer, PHD | 1053395665 | Clinical Psychologist | Providence, RI | 2005 |
| Dwight Kieffer | 1205208345 | Pharmacist | Los Angeles, CA | 2015 |
| Dylan Kieffer, DNP, APNP, AGPCNP-BC | 1700548872 | Nurse Practitioner | Marshfield, WI | 2021 |
| Elisabeth Kieffer, M.A., L.M.H.C. | 1548321771 | Specialist | Fort Myers, FL | 2006 |
| Elizabeth Kieffer, ARNP | 1053443523 | Specialist | Cape Coral, FL | 2007 |
| Elizabeth Kieffer, DPT | 1053895912 | Physical Therapist | Overland Park, KS | 2018 |
| Elizabeth Kieffer, D.D.S. | 1073525051 | General Practice Dentistry | Rapid City, SD | 2006 |
| Elizabeth Kieffer | 1184148512 | Speech-Language Pathologist | Independence, MO | 2017 |
| Elizabeth Kieffer, LCSW | 1508688482 | Clinical Social Worker | Reading, PA | 2024 |
| Emily Kieffer | 1588947931 | Behavior Analyst | Tampa, FL | 2011 |
| Erica Kieffer | 1790505444 | Behavior Technician | Gaithersburg, MD | 2024 |
| Estela Kieffer, CRNA | 1932214103 | Certified Registered Nurse Anesthetist | Ft Carson, CO | 2006 |
| Frank Kieffer, M.S., LPC, NCC | 1346502804 | Professional Counselor | Bensalem, PA | 2012 |
| Garrett Kieffer, DPT | 1730919598 | Physical Therapist | Lodi, CA | 2024 |
| Hannah Kieffer, MD | 1356031975 | Student in an Organized Health Care Education/Training Program | Nashville, TN | 2023 |
| Hilary Kieffer, MD | 1104275916 | Family Medicine Physician | Marble Falls, TX | 2016 |
| Hunter Kieffer | 1225760911 | Specialist | Waukesha, WI | 2022 |
| Jacob Kieffer, DDS | 1013430453 | General Practice Dentistry | Falmouth, ME | 2017 |
| Jason Kieffer, MD | 1215277454 | Dermatology Physician | Oviedo, FL | 2013 |
| Jason Kieffer, LCPC | 1588581235 | Mental Health Counselor | Homewood, IL | 2026 |
| Jeffrey Kieffer, DC | 1588724926 | Chiropractor | Mountain Home, ID | 2006 |
| Jennifer Kieffer, PT, DPT | 1124494042 | Physical Therapist | Philadelphia, PA | 2015 |
| Jessica Kieffer, MD | 1780033837 | Obstetrics Physician | Topeka, KS | 2016 |
| Jillian Kieffer | 1972303659 | Registered Nurse | Las Vegas, NV | 2025 |
| Joan Kieffer, LCSW | 1386785376 | Clinical Social Worker | West Palm Beach, FL | 2007 |
| Joann Kieffer, OSC | 1588801070 | Case Manager/Care Coordinator | Binghamton, NY | 2009 |
| Jody Kieffer, M.D. | 1124313515 | Pediatrics Physician | Wilmington, DE | 2011 |
| Joseph Kieffer, D.D.S. | 1225040272 | General Practice Dentistry | Rapid City, SD | 2006 |
| Julia Kieffer | 1407387442 | Family Nurse Practitioner | Tempe, AZ | 2017 |
| Kacie Kieffer, DPT | 1427787522 | Physical Therapist | Ruston, LA | 2022 |
| Kaden Kieffer, RN | 1003739772 | Critical Care Medicine Registered Nurse | Madison, TN | 2026 |
| Kaitlin Kieffer, ATC | 1861168528 | Athletic Trainer | Manitowoc, WI | 2021 |
| Kameron Kieffer, PT | 1104943299 | Physical Therapist | Salt Lake City, UT | 2007 |
| Kara Kieffer | 1871308338 | Case Manager/Care Coordinator | Klamath Falls, OR | 2025 |
| Kara Kieffer, NP-C | 1972055572 | Primary Care Nurse Practitioner | Saint Louis, MO | 2016 |
| Karen Kieffer | 1750942371 | Clinical Social Worker | Harvard, MA | 2019 |
| Katelyn Kieffer | 1407124399 | Massage Therapist | Woodinville, WA | 2011 |
| Katherine Kieffer, CCC-SLP | 1356527303 | Speech-Language Pathologist | Rapid City, SD | 2008 |
| Katrina Kieffer | 1659094506 | Pharmacist | Indianapolis, IN | 2022 |
| Kayla Kieffer | 1639746688 | Athletic Trainer | Gainesville, FL | 2021 |
| Kelly Kieffer, PHARM D | 1114431566 | Pharmacist | West Seneca, NY | 2017 |
| Kelly Kieffer, MD | 1740224443 | Internal Medicine Physician | Lebanon, NH | 2006 |
| Kelly Kieffer, PHARMD | 1952825721 | Pharmacist | Muskegon, MI | 2017 |
| Kelsey Kieffer, PT | 1295102283 | Physical Therapist | Stockton, CA | 2015 |
| Kendall Kieffer, NONE | 1033917687 | Behavior Technician | Okeechobee, FL | 2025 |
| Kevin Kieffer, PH.D. | 1134316995 | Psychologist | Saint Leo, FL | 2007 |
| Koleen Kieffer, FNP-C | 1326552720 | Family Nurse Practitioner | Falfurrias, TX | 2017 |
| Kristieanna Kieffer, NP | 1902154099 | Nurse Practitioner | Rochester, NY | 2012 |
| Kyle Kieffer | 1801739099 | Student in an Organized Health Care Education/Training Program | Springfield, IL | 2026 |
| Lainey Kieffer, APRN | 1225305485 | Family Nurse Practitioner | Boca Raton, FL | 2011 |
| Lauren Kieffer | 1194602896 | Physical Therapist | Charleston, SC | 2025 |
| Lauren Kieffer | 1710766308 | Registered Dietitian | Batesville, IN | 2023 |
| Lauren Kieffer | 1962370569 | Registered Dietitian | York, ME | 2025 |
| Lesley Kieffer, DO | 1053638916 | Family Medicine Physician | De Pere, WI | 2010 |
| Linda Kieffer, RPH | 1851675235 | Pharmacist | Asheville, NC | 2011 |
| Lindsey Kieffer, PHARMD | 1689467052 | Pharmacist | Danville, PA | 2025 |
| Lisa Kieffer, LMHC | 1124490719 | School Counselor | Bothell, WA | 2015 |
| Louis Kieffer, LPC | 1093047284 | Professional Counselor | Edmond, OK | 2010 |
| Lynette Kieffer, LPN | 1801839626 | Licensed Practical Nurse | Manhattan, KS | 2006 |
| Mackenzie Kieffer | 1649082421 | Addiction (Substance Use Disorder) Counselor | Rochester, PA | 2025 |
| Madison Kieffer | 1467274217 | Behavior Technician | Waite Park, MN | 2024 |
| Madison Kieffer, MD | 1720720865 | Obstetrics & Gynecology Physician | Salt Lake City, UT | 2022 |
| Margaret Kieffer, MS OTR/L | 1063669646 | Occupational Therapist | Elmira, NY | 2008 |
| Martha Kieffer, RN, BSN, MS | 1215552823 | Registered Nurse | Queen Creek, AZ | 2020 |
| Martine Kieffer, LCSW | 1558603548 | Clinical Social Worker | Glen Ridge, NJ | 2013 |
| Matthew Kieffer | 1043995038 | Behavior Technician | Flushing, MI | 2023 |
| Matthew Kieffer | 1821934555 | Optometrist | Columbus, OH | 2026 |
| Megan Kieffer, FNP | 1750968715 | Family Nurse Practitioner | Indianapolis, IN | 2021 |
| Melisa Kieffer, MMS, PA-C | 1770599284 | Physician Assistant | McPherson, KS | 2006 |
| Melissa Kieffer | 1750687182 | Massage Therapist | Portland, OR | 2011 |
| Melissa Kieffer, MSED | 1871903591 | Specialist | Victor, NY | 2014 |
| Melissa Kieffer | 1922406149 | Marriage & Family Therapist | Los Angeles, CA | 2014 |
| Michael Kieffer, PHARM.D. | 1457607368 | Pharmacotherapy Pharmacist | Alexandria, VA | 2012 |
| Michael Kieffer, PHD | 1659342863 | Psychologist | Lakeland, FL | 2006 |
| Michael Kieffer, APRN, FNP-BC | 1710594221 | Family Nurse Practitioner | Boca Raton, FL | 2020 |
| Mindi Kieffer, O.D. | 1700035912 | Optometrist | Tinley Park, IL | 2008 |
| Monica Kieffer, D.O. | 1922022755 | General Practice Physician | Encinitas, CA | 2006 |
| Morgan Kieffer | 1467276840 | Prevention Professional | Akron, OH | 2024 |
| Morgan Kieffer, APN-CNP | 1851744304 | Nurse Practitioner | Arlington Heights, IL | 2016 |
| Nancy Kieffer, RD | 1366294688 | Registered Dietitian | Syracuse, NY | 2024 |
| Nicole Kieffer | 1164659199 | Occupational Therapist | Belgrade, MT | 2009 |
| Nicole Kieffer, APN | 1245747971 | Gerontology Nurse Practitioner | Rockford, IL | 2018 |
| Nicole Kieffer, D.O. | 1689854853 | Rheumatology Physician | Green Bay, WI | 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).