Providers Katharina Hartman, LCPC to Michael Hartman, MSW, LCMHC
300 individual NPIs in the federal registry, part 8,995 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. 103 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Katharina Hartman, LCPC | 1962722967 | Professional Counselor | Saco, ME | 2010 |
| Katherine Hartman | 1063916179 | Behavior Analyst | Henderson, NV | 2018 |
| Katherine Hartman | 1780292318 | Family Nurse Practitioner | Salt Lake City, UT | 2020 |
| Katherine Hartman, MD | 1811516230 | Family Medicine Physician | Chesterfield, MI | 2020 |
| Katherine Hartman | 1922640705 | Occupational Therapist | Pennsburg, PA | 2019 |
| Kathleen Hartman, CRNA | 1194830406 | Certified Registered Nurse Anesthetist | Baltimore, MD | 2006 |
| Kathleen Hartman | 1285571737 | Occupational Therapist | Mount Laurel, NJ | 2026 |
| Kathleen Hartman, NP-C | 1538461413 | Family Nurse Practitioner | Cleveland, OH | 2010 |
| Kathleen Hartman, PT, DPT | 1972102937 | Physical Therapist | Rice Lake, WI | 2020 |
| Kathryn Hartman, M.D. | 1073605929 | Pediatrics Physician | Overland Park, KS | 2006 |
| Kathryn Hartman | 1245687730 | Behavior Analyst | Windsor, CT | 2016 |
| Kathryn Hartman, RN | 1508646720 | Family Nurse Practitioner | Watseka, IL | 2023 |
| Kathryn Hartman | 1679283089 | Behavior Technician | Hixson, TN | 2022 |
| Kathryn Hartman, R.D. | 1831532498 | Registered Dietitian | New York, NY | 2013 |
| Kathryn Hartman, C-IAYT, SEP | 1881262350 | Health & Wellness Coach | Evansville, IN | 2021 |
| Kathryn Hartman | 1922507052 | Speech-Language Pathologist | Pittsburgh, PA | 2018 |
| Katie Hartman | 1114797412 | Mental Health Counselor | Capitola, CA | 2024 |
| Katie Hartman | 1447088455 | Occupational Therapist | Macon, GA | 2024 |
| Katie Hartman, MS, LCGC | 1538681606 | Genetic Counselor (M.S.) | Hershey, PA | 2017 |
| Katie Hartman, RD, LDN | 1730480948 | Registered Dietitian | Philadelphia, PA | 2010 |
| Katie Hartman, CPHT, RPHT | 1740163674 | Pharmacy Technician | Chattanooga, TN | 2025 |
| Katie Hartman | 1912562109 | Family Nurse Practitioner | Springfield, IL | 2019 |
| Katlyn Hartman, FNP | 1669005021 | Family Nurse Practitioner | San Diego, CA | 2020 |
| Katy Hartman, M.D. | 1588999759 | Family Medicine Physician | Laramie, WY | 2009 |
| Kayla Hartman, FNP | 1205512894 | Family Nurse Practitioner | Troy, NY | 2023 |
| Kayla Hartman, M.S CCC-SLP | 1346033107 | Speech-Language Pathologist | Peoria, AZ | 2025 |
| Kayla Hartman, FNP-C | 1356964290 | Family Nurse Practitioner | Knoxville, TN | 2020 |
| Kayla Hartman, RDN, LDN, CLC | 1558225110 | Registered Dietitian | Old Hickory, TN | 2025 |
| Kayla Hartman | 1629809991 | Physician Assistant | Fresno, CA | 2024 |
| Kayla Hartman | 1679337489 | Behavior Technician | Montrose, CO | 2024 |
| Kayla Hartman, LCSW | 1962968289 | Social Worker | Chicago, IL | 2019 |
| Kaylan Hartman, RBT | 1689324600 | Behavior Technician | Bloomington, IN | 2022 |
| Kaylee Hartman, SLP | 1619548351 | Speech-Language Pathologist | Springdale, AR | 2021 |
| Kaylene Hartman | 1720931561 | Adult Companion | Lincoln, NE | 2026 |
| Keck Hartman, MD | 1912902685 | Infectious Disease Physician | Wichita, KS | 2005 |
| Keegan Hartman | 1558950915 | Behavior Technician | Colorado Springs, CO | 2021 |
| Keith Hartman, MD | 1174697577 | Psychiatry Physician | Chippewa Falls, WI | 2006 |
| Kelda Hartman, LMFT | 1942715149 | Marriage & Family Therapist | North Hollywood, CA | 2017 |
| Kelley Hartman, PA-C | 1497537377 | Physician Assistant | Phoenix, AZ | 2023 |
| Kelli Hartman | 1831015288 | Peer Specialist | Prestonsburg, KY | 2026 |
| Kelly Hartman | 1043130834 | Licensed Practical Nurse | Melbourne, FL | 2026 |
| Kelly Hartman, MOT, OTR/L | 1053863365 | Occupational Therapist | Findlay, OH | 2016 |
| Kelly Hartman, LCSW | 1174659361 | Clinical Social Worker | Crown Point, IN | 2007 |
| Kelly Hartman, M.A. SLP | 1285035196 | Speech-Language Pathologist | Washington, DC | 2014 |
| Kelly Hartman, M.A. | 1659707412 | Mental Health Counselor | Indianapolis, IN | 2013 |
| Kelly Hartman | 1730557091 | Pharmacist | Rutherford College, NC | 2015 |
| Kelly Hartman, ATC | 1972093334 | Athletic Trainer | Fort Dodge, IA | 2018 |
| Kelsey Hartman, BSW | 1477929537 | Social Worker | Portland, OR | 2015 |
| Kelsey Hartman | 1689436941 | Occupational Therapy Assistant | Wyoming, PA | 2024 |
| Kelsie Hartman | 1699364364 | Student in an Organized Health Care Education/Training Program | Galloway, NJ | 2021 |
| Kennedy Hartman | 1497488878 | Behavior Technician | Manor, TX | 2022 |
| Kenneth Hartman, RPA-C | 1053388124 | Physician Assistant | Anaheim, CA | 2006 |
| Kenneth Hartman, MD | 1366407322 | Surgery Physician | Davenport, IA | 2006 |
| Kenneth Hartman, C.O. | 1831405968 | Orthotist | Lansing, MI | 2010 |
| Kenneth Hartman, LCSW | 1952816381 | Clinical Social Worker | Bowling Green, KY | 2017 |
| Kevin Hartman, PHARM.D. | 1174729115 | Pharmacist | Nashville, TN | 2007 |
| Kevin Hartman, CP BOCO | 1568961266 | Prosthetist | Flint, MI | 2018 |
| Kevin Hartman, MD | 1710150933 | Internal Medicine Physician | Fairfield, OH | 2008 |
| Kevin Hartman, PA-C | 1760683320 | Physician Assistant | Stockbridge, GA | 2007 |
| Kimberly Hartman, M.D. | 1033403720 | Obstetrics & Gynecology Physician | Commerce Township, MI | 2011 |
| Kimberly Hartman, PHARM D | 1043521180 | Pharmacist | Ashland, MA | 2010 |
| Kimberly Hartman | 1083244651 | Rehabilitation Practitioner | Las Vegas, NV | 2020 |
| Kimberly Hartman, RN | 1093047268 | Adult Psychiatric/Mental Health Registered Nurse | Akron, OH | 2010 |
| Kimberly Hartman | 1174778633 | Physical Therapist | Santa Rosa, CA | 2008 |
| Kimberly Hartman, M.D. | 1265634976 | Pediatric Rehabilitation Medicine Physician | Kansas City, MO | 2007 |
| Kimberly Hartman, M.S. CCC-SLP | 1306229802 | Speech-Language Pathologist | Dallas, PA | 2015 |
| Kimberly Hartman | 1487931655 | Pharmacist | O Fallon, MO | 2011 |
| Kimberly Hartman, MSN, RN, FNP-C | 1598942914 | Family Nurse Practitioner | Hudsonville, MI | 2008 |
| Kimberly Hartman | 1639720113 | Attendant Care Provider | Albert Lea, MN | 2019 |
| Kimberly Hartman, L.C.S.W. | 1669450771 | Clinical Social Worker | Colorado Springs, CO | 2006 |
| Kimberly Hartman, LISW | 1720276660 | Clinical Social Worker | Mansfield, OH | 2007 |
| Kimberly Hartman, OTR/L, CHT | 1790751279 | Hand Occupational Therapist | Woodbridge, VA | 2006 |
| Kip Hartman, MD | 1497784912 | Pediatric Hematology & Oncology Physician | Bethesda, MD | 2006 |
| Kiplin Hartman, DPT | 1861699878 | Physical Therapist | Marquette, MI | 2007 |
| Kira Hartman, CPNP-PC, RN | 1215616644 | Pediatric Nurse Practitioner | Hagerstown, MD | 2023 |
| Krista Hartman, LMP | 1154596161 | Massage Therapist | Carlsbad, CA | 2008 |
| Kristen Hartman, WHNP-BC | 1174087415 | Women's Health Nurse Practitioner | Arlington, TX | 2019 |
| Kristen Hartman, OTR/L | 1174112122 | Occupational Therapist | Seattle, WA | 2021 |
| Kristen Hartman, LCSW | 1437911948 | Clinical Social Worker | Doylestown, PA | 2024 |
| Kristen Hartman, D.D.S. | 1669685178 | Dentist | Milwaukee, WI | 2007 |
| Kristen Hartman, LMSW | 1780154674 | Social Worker | Bronx, NY | 2018 |
| Kristi Hartman, MD | 1184919987 | Family Medicine Physician | Waco, TX | 2011 |
| Kristin Hartman, PA-C | 1063474682 | Physician Assistant | Charlotte, NC | 2006 |
| Kristin Hartman, NP-C | 1164907853 | Nurse Practitioner | West Columbia, SC | 2018 |
| Kristin Hartman, MA, LPCC | 1336823889 | Professional Counselor | Fort Collins, CO | 2023 |
| Kristin Hartman, PA | 1962937920 | Surgical Physician Assistant | Billings, MT | 2017 |
| Kristina Hartman | 1093041378 | Rehabilitation Counselor | Homer, IL | 2009 |
| Kristina Hartman, LPN | 1831799774 | Licensed Practical Nurse | Lima, OH | 2020 |
| Kristina Hartman | 1902795495 | Behavior Technician | Indianapolis, IN | 2025 |
| Kurt Hartman, PT, ATC | 1184829160 | Orthopedic Physical Therapist | San Marcos, CA | 2007 |
| Kyle Hartman | 1023436821 | Emergency Medicine Physician | Warren, OH | 2014 |
| Kyle Hartman, PT | 1497238950 | Physical Therapist | Monterey, CA | 2018 |
| Kyle Hartman, L.AC | 1699153817 | Acupuncturist | Mill Valley, CA | 2015 |
| Kyle Hartman, PTA | 1942982848 | Physical Therapy Assistant | San Antonio, TX | 2023 |
| Kylee Hartman | 1598526170 | Behavior Technician | Marion, IN | 2024 |
| Lacey Hartman, CRNP | 1407743834 | Nurse Practitioner | Lewistown, PA | 2025 |
| Lana Hartman, M.ED., C.L. | 1164764536 | Mental Health Counselor | Panorama City, CA | 2013 |
| Lance Hartman, R.N. | 1437408481 | Registered Nurse | Tampa, FL | 2012 |
| Lance Hartman | 1710676481 | Behavior Technician | Farmington Hills, MI | 2023 |
| Lara Hartman, LCPC | 1487103099 | Professional Counselor | Westminster, MD | 2016 |
| Lara Hartman, LMT | 1487114609 | Massage Therapist | Lake Oswego, OR | 2019 |
| Larry Hartman, DDS, MS | 1659487031 | Pediatric Dentistry | Oak Harbor, WA | 2006 |
| Latasha Hartman, M.S., ATP | 1487893087 | Biomedical Engineer | Fort Mitchell, KY | 2009 |
| Laura Hartman, PA-C | 1003480294 | Physician Assistant | Boca Raton, FL | 2021 |
| Laura Hartman | 1013426725 | Certified Registered Nurse Anesthetist | Maywood, IL | 2017 |
| Laura Hartman, M.D. | 1063403830 | Anesthesiology Physician | Eugene, OR | 2005 |
| Laura Hartman | 1124301890 | Pharmacist | Chicago, IL | 2011 |
| Laura Hartman, CRNP | 1144576901 | Nurse Practitioner | Bowie, MD | 2012 |
| Laura Hartman, M.S., CCC-SLP | 1194195073 | Speech-Language Pathologist | Papillion, NE | 2015 |
| Laura Hartman, MD | 1235248378 | Pediatrics Physician | Chesterfield, MO | 2006 |
| Laura Hartman, M.S., ATC | 1528212396 | Athletic Trainer | Washington, DC | 2008 |
| Laura Hartman, M.D. | 1720109192 | Family Medicine Physician | Greenville, NC | 2007 |
| Laura Hartman, O.D. | 1801051594 | Optometrist | Yuma, AZ | 2008 |
| Lauren Hartman | 1134969124 | Certified Registered Nurse Anesthetist | York, PA | 2024 |
| Lauren Hartman, MD | 1205053030 | Pediatric Adolescent Medicine Physician | Berkeley, CA | 2007 |
| Lauren Hartman, FNP-C | 1295213445 | Nurse Practitioner | Roseville, MN | 2018 |
| Lauren Hartman, PA-C | 1376094805 | Physician Assistant | Boynton Beach, FL | 2016 |
| Lauren Hartman, LLMSW | 1437492170 | Case Manager/Care Coordinator | Wyoming, MI | 2013 |
| Lauren Hartman, MA | 1477228138 | Speech-Language Pathologist | Syosset, NY | 2021 |
| Lauren Hartman, M.D. | 1538691837 | Pediatrics Physician | Cincinnati, OH | 2017 |
| Lauren Hartman, PA | 1710456033 | Physician Assistant | Long Beach, CA | 2018 |
| Lauren Hartman | 1801587431 | Social Worker | New York, NY | 2023 |
| Lauri Hartman, SPECIAL EDUCATION | 1902261464 | Specialist | New York Mills, NY | 2015 |
| Laurie Hartman, APRN | 1003958364 | Acute Care Nurse Practitioner | Seattle, WA | 2007 |
| Lawrence Hartman, M.D. | 1558339101 | Neurological Surgery Physician | Kingsport, TN | 2006 |
| Lawrence Hartman | 1639784044 | Home Health Aide | Lorain, OH | 2020 |
| Laylani Hartman | 1144040866 | Behavior Technician | Concord, CA | 2024 |
| Leah Hartman | 1265249510 | Licensed Vocational Nurse | Freeport, ME | 2024 |
| Leah Hartman | 1437503968 | Specialist | Brooklyn, NY | 2016 |
| Leah Hartman, LAC, LPCC | 1487431268 | Addiction (Substance Use Disorder) Counselor | Lakewood, CO | 2023 |
| Lee Hartman, D.C. | 1477808020 | Chiropractor | Ft Worth, TX | 2012 |
| Leese Hartman, MA | 1649059726 | Mental Health Counselor | Pittsburgh, PA | 2023 |
| Leigh Hartman | 1336803857 | Primary Care Nurse Practitioner | Durham, NC | 2021 |
| Leola Hartman, LVN | 1750086534 | Licensed Vocational Nurse | Fresno, CA | 2023 |
| Leonard Hartman, DC | 1073720587 | Chiropractor | Greeneville, TN | 2007 |
| Leslie Hartman, MPT | 1205899549 | Physical Therapist | West Lake Hills, TX | 2006 |
| Leslie Hartman | 1467759530 | Audiologist | Ottumwa, IA | 2011 |
| Leslie Hartman, PHARMD | 1588197990 | Pharmacist | Fremont, OH | 2017 |
| Leslie Hartman, M.D. | 1710150321 | Diagnostic Radiology Physician | Sartell, MN | 2008 |
| Leslie Hartman, PHARMD | 1710269568 | Pharmacist | Fitchburg, MA | 2011 |
| Leslie Hartman, LMFT | 1750715140 | Marriage & Family Therapist | Salinas, CA | 2013 |
| Leslie Hartman, PA | 1780869487 | Medical Physician Assistant | Burbank, CA | 2008 |
| Leya Hartman | 1831943778 | Mental Health Counselor | Brooklyn, NY | 2024 |
| Lillian Hartman, FNP | 1407347271 | Family Nurse Practitioner | Sacramento, CA | 2018 |
| Linda Hartman, LVN | 1053802116 | Licensed Vocational Nurse | Santa Maria, CA | 2018 |
| Linda Hartman, DIETITIAN | 1154504975 | Registered Dietitian | Leavenworth, WA | 2007 |
| Linda Hartman, PA-C | 1174643928 | Medical Physician Assistant | Detroit, MI | 2007 |
| Linda Hartman, OT | 1497886501 | Pediatric Occupational Therapist | Davis, CA | 2007 |
| Linda Hartman, RN, CDE, BSN | 1679603286 | Community Health Registered Nurse | Malin, OR | 2007 |
| Linda Hartman, MA, LMFT | 1700187283 | Marriage & Family Therapist | Niceville, FL | 2010 |
| Linda Hartman, RN | 1811024490 | Internal Medicine Physician | Aurora, CO | 2007 |
| Lindsay Hartman, MA, LPC | 1053830117 | Mental Health Counselor | Festus, MO | 2017 |
| Lindsay Hartman, OTR/L | 1508322173 | Occupational Therapist | Elkins Park, PA | 2019 |
| Lindsay Hartman, FNP-C | 1588099006 | Family Nurse Practitioner | Defiance, OH | 2013 |
| Lindsay Hartman | 1689325847 | Occupational Therapy Assistant | Shreveport, LA | 2022 |
| Lindsay Hartman, OTR/L | 1801494091 | Occupational Therapist | Portland, OR | 2020 |
| Lindsay Hartman, NP | 1932225687 | Nurse Practitioner | Advance, NC | 2007 |
| Lindsey Hartman, BCBA | 1083256929 | Behavior Analyst | Greenwood, IN | 2019 |
| Lindsey Hartman, M.ED, NJ LPC | 1346991791 | Mental Health Counselor | Sussex, NJ | 2022 |
| Lindsey Hartman, CCC-SLP | 1699410845 | Speech-Language Pathologist | Danville, PA | 2022 |
| Lisa Hartman, LCSW, CADC | 1003269929 | Clinical Social Worker | Buffalo Grove, IL | 2016 |
| Lisa Hartman, MD | 1043468945 | Pediatric Hematology & Oncology Physician | Aurora, CO | 2008 |
| Lisa Hartman, MD | 1093751422 | Internal Medicine Physician | Chapel Hill, NC | 2006 |
| Lisa Hartman, LCSW | 1164363032 | Clinical Social Worker | Santa Ana, CA | 2026 |
| Lisa Hartman, RDH | 1205261260 | Dental Hygienist | Warsaw, NY | 2013 |
| Lisa Hartman, LMHC | 1265825277 | Mental Health Counselor | Indianapolis, IN | 2015 |
| Lisa Hartman, LISW | 1295004521 | Clinical Social Worker | Worthington, OH | 2011 |
| Lisa Hartman, MSN, CRNP-BC | 1336489921 | Acute Care Nurse Practitioner | Poughkeepsie, NY | 2013 |
| Lisa Hartman, RP | 1356659015 | Pharmacist | Vineland, NJ | 2010 |
| Lisa Hartman, APRN | 1376299859 | Psychiatric/Mental Health Nurse Practitioner | Rutland, VT | 2022 |
| Lisa Hartman, MSN | 1376521328 | Family Nurse Practitioner | Atlanta, GA | 2006 |
| Lisa Hartman, ARNP | 1558592196 | Family Nurse Practitioner | Coral Springs, FL | 2009 |
| Lisa Hartman, BSTM/HIM | 1629573175 | Health Information Technician | Valparaiso, IN | 2018 |
| Lisa Hartman, R.D | 1871860908 | Registered Dietitian | Medford, NJ | 2011 |
| Logan Hartman | 1922740265 | Behavior Technician | Conway, AR | 2022 |
| Lois Hartman, APRN, BC | 1033304746 | Nurse Practitioner | Piedmont, WV | 2007 |
| Lois Hartman, LCPC | 1104969864 | Mental Health Counselor | Vienna, VA | 2007 |
| Loren Hartman, PT | 1215098751 | Specialist | Nappanee, IN | 2006 |
| Loretta Hartman | 1154509487 | Speech-Language Pathologist | West Union, WV | 2008 |
| Lori Hartman, MPT | 1770771594 | Physical Therapist | Clinton, IA | 2007 |
| Lori Hartman | 1780385187 | Personal Care Attendant | Petersburg, WV | 2023 |
| Lorna Hartman, OTR/L | 1750085791 | Pediatric Occupational Therapist | Billings, MT | 2023 |
| Lucas Hartman, ATC, LAT | 1972013993 | Athletic Trainer | Gastonia, NC | 2017 |
| Lucille Hartman, PTA | 1346545670 | Mechanotherapist | Old Saybrook, CT | 2011 |
| Lukas Hartman, MD | 1619055308 | Obstetrics & Gynecology Physician | Folsom, CA | 2006 |
| Luke Hartman, MD | 1508327552 | Pediatric Emergency Medicine (Pediatrics) Physician | Columbus, OH | 2019 |
| Lydia Hartman, CNM | 1649534777 | Advanced Practice Midwife | Kalamazoo, MI | 2012 |
| Lynn Hartman, APRN, NP-C, PMHNP-BC | 1215354733 | Psychiatric/Mental Health Nurse Practitioner | Manchester, NH | 2014 |
| Lynn Hartman, D.O. | 1891921631 | Family Medicine Physician | Escanaba, MI | 2009 |
| Lynne Hartman, PSYD | 1407007990 | Psychologist | Federal Way, WA | 2008 |
| Lynsey Hartman | 1962334649 | Counselor | Gainesville, TX | 2026 |
| Lyudmila Hartman | 1720588627 | Personal Care Attendant | Las Vegas, NV | 2018 |
| M Hartman, MSN, NP | 1407175532 | Family Nurse Practitioner | Greenville, SC | 2010 |
| Mackenzie Hartman, DO | 1073046488 | Family Medicine Physician | Fruita, CO | 2017 |
| Madeline Hartman | 1578284451 | Physician Assistant | Burlington, MA | 2022 |
| Madie Hartman, DO | 1760642649 | Family Medicine Physician | Harrisburg, PA | 2008 |
| Madison Hartman, BSW, LSW | 1093557514 | Social Worker | Pickerington, OH | 2024 |
| Madison Hartman | 1144003351 | School Psychologist | Powell, OH | 2023 |
| Maggie Hartman, PHARMD | 1487362968 | Pharmacist | Riverside, CA | 2022 |
| Maiah Hartman, DC | 1457212797 | Chiropractor | Cambridge, IL | 2025 |
| Mallory Hartman | 1124404124 | Mental Health Counselor | Vienna, IL | 2015 |
| Mallory Hartman, MD | 1508709262 | Student in an Organized Health Care Education/Training Program | La Crosse, WI | 2026 |
| Mara Hartman | 1407787815 | Mental Health Counselor | Indianapolis, IN | 2026 |
| Margaret Hartman, PSYD | 1154746568 | Counselor | Lawrence, MA | 2014 |
| Margaret Hartman, OTL | 1245378256 | Occupational Therapist | Auburn, NY | 2007 |
| Margaret Hartman, P.T. | 1285856138 | Physical Therapist | Prairie Village, KS | 2007 |
| Margaret Hartman | 1346091832 | Student in an Organized Health Care Education/Training Program | Buffalo, NY | 2024 |
| Margaret Hartman | 1831972330 | Home Health Aide | Lorain, OH | 2023 |
| Mari-Cay Hartman, OTR/L | 1578716635 | Occupational Therapist | Bethlehem, PA | 2008 |
| Maria Hartman | 1295212231 | Case Manager/Care Coordinator | Oxnard, CA | 2018 |
| Maria Hartman, OTR/L | 1518640382 | Occupational Therapist | Roanoke, VA | 2023 |
| Maria Hartman, RN | 1871844829 | School Registered Nurse | Pittsford, NY | 2012 |
| Marie Hartman | 1609377266 | Behavior Technician | Sacramento, CA | 2018 |
| Marika Hartman | 1578868659 | Adult Health Nurse Practitioner | Langhorne, PA | 2011 |
| Marilee Hartman, LICSW | 1598867228 | Clinical Social Worker | Worthington, MN | 2006 |
| Marilyn Hartman, RN, BSN | 1336344175 | Registered Nurse | Cincinnati, OH | 2007 |
| Marissa Hartman, DNP, CRNP, FNP-C | 1134484108 | Family Nurse Practitioner | Pittsburgh, PA | 2012 |
| Marissa Hartman, FNP | 1619861721 | Family Nurse Practitioner | Slidell, LA | 2025 |
| Marissa Hartman | 1861123085 | Behavior Technician | Chesterfield, MI | 2022 |
| Marit Hartman, NP | 1962079004 | Nurse Practitioner | Rochester, MN | 2021 |
| Marjorie Hartman, LCSW-C | 1811813249 | Clinical Social Worker | Baltimore, MD | 2026 |
| Mark Hartman, M.D. | 1578695359 | Radiation Oncology Physician | Scottsbluff, NE | 2007 |
| Mark Hartman, RNFA | 1780352351 | Registered Nurse First Assistant | Chesterfield, MO | 2021 |
| Mark Hartman, DPM | 1801868252 | Podiatrist | Fort Dodge, IA | 2006 |
| Mark Hartman, MD | 1972592772 | Orthopaedic Surgery Physician | Mt Pleasant, SC | 2005 |
| Mark Hartman, LSUDC, ACM, CPSS | 1992438048 | Addiction (Substance Use Disorder) Counselor | Tooele, UT | 2022 |
| Marnie Hartman, P.T. | 1538381009 | Physical Therapist | Haines, AK | 2007 |
| Marta Hartman, PHARMACIST | 1447567029 | Pharmacist | Cheyenne, WY | 2010 |
| Mary Hartman, CRNA | 1093742892 | Certified Registered Nurse Anesthetist | Camp Hill, PA | 2006 |
| Mary Hartman, M.S. CCC-SLP | 1104039585 | Speech-Language Pathologist | Winston Salem, NC | 2007 |
| Mary Hartman, APRN | 1184814923 | Nurse Practitioner | New Britain, CT | 2007 |
| Mary Hartman | 1326303108 | Mental Health Counselor | Madison, WI | 2012 |
| Mary Hartman, N.P. | 1336132190 | Nurse Practitioner | Luling, LA | 2005 |
| Mary Hartman, M.D. | 1437156684 | MOHS-Micrographic Surgery Physician | Santa Barbara, CA | 2005 |
| Mary Hartman, L.AC. | 1447506944 | Acupuncturist | Columbia, MD | 2012 |
| Mary Hartman, CRNA | 1558368282 | Certified Registered Nurse Anesthetist | Decatur, IL | 2005 |
| Mary Hartman, OTD/R/L | 1578305991 | Occupational Therapist | Conway, AR | 2024 |
| Mary Hartman, FNP | 1609572056 | Family Nurse Practitioner | San Marcos, TX | 2023 |
| Mary Hartman, OTRL | 1669505632 | Occupational Therapist | Rochester, NY | 2007 |
| Mary Hartman, CNM | 1679591804 | Advanced Practice Midwife | Syracuse, NY | 2006 |
| Mary Hartman, BSN-RN | 1821312505 | Registered Nurse | Placentia, CA | 2010 |
| Mary Hartman, MD | 1932295177 | Pediatric Critical Care Medicine Physician | Saint Louis, MO | 2006 |
| Mary Ann Hartman, R.N. | 1568729176 | Registered Nurse | South Park, PA | 2012 |
| Mary-Lou Hartman, LCSW | 1083486674 | Clinical Social Worker | Elmira, NY | 2023 |
| Maryann Hartman, CPC, BAS, MS | 1003434812 | Counselor | University Place, WA | 2020 |
| Matthew Hartman, M.D. | 1003002783 | Diagnostic Radiology Physician | Pittsburgh, PA | 2007 |
| Matthew Hartman, MD | 1063891216 | Cornea and External Diseases Specialist Physician | Franklin, TN | 2015 |
| Matthew Hartman, M.D. | 1083001374 | Hospitalist Physician | Billings, MT | 2015 |
| Matthew Hartman | 1093292211 | Behavior Technician | Phoenix, AZ | 2018 |
| Matthew Hartman | 1164086948 | Physician Assistant | Danville, CA | 2019 |
| Matthew Hartman, MD | 1205463171 | Diagnostic Radiology Physician | Los Angeles, CA | 2020 |
| Matthew Hartman, PHARMD | 1255839064 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Bluffton, IN | 2018 |
| Matthew Hartman | 1538099122 | Pharmacist | Gainesville, FL | 2026 |
| Matthew Hartman, DMD | 1598912453 | Dentist | La Salle, IL | 2008 |
| Matthew Hartman, MD, PHD | 1720187826 | Cardiovascular Disease Physician | Seattle, WA | 2006 |
| Matthew Hartman, PHARMD | 1770869851 | Pharmacist | Eden Prairie, MN | 2011 |
| Maya Hartman, M.D. | 1467684944 | Diagnostic Radiology Physician | New York, NY | 2009 |
| Meagan Hartman, DPM | 1609718287 | Student in an Organized Health Care Education/Training Program | Louisville, KY | 2026 |
| Meg Hartman, PHARM, D. | 1275792269 | Pharmacist | Philadelphia, PA | 2008 |
| Megan Hartman, CMT | 1407187206 | Massage Therapist | Saint Cloud, MN | 2010 |
| Megan Hartman, LICSW | 1447024500 | Clinical Social Worker | Mobile, AL | 2023 |
| Megan Hartman | 1588173678 | Speech-Language Pathologist | Belvidere, IL | 2017 |
| Megan Hartman | 1598446130 | Behavior Technician | Omaha, NE | 2023 |
| Megan Hartman | 1730440975 | Mental Health Counselor | Monroeville, PA | 2012 |
| Megan Hartman, M.D. | 1780940288 | Family Medicine Physician | Raceland, LA | 2012 |
| Megan Hartman, APRN | 1952056772 | Pediatric Nurse Practitioner | Nashville, TN | 2022 |
| Meggan Hartman | 1699960484 | Marriage & Family Therapist | San Francisco, CA | 2007 |
| Meghan Hartman, PT, DPT | 1275146748 | Physical Therapist | Decatur, GA | 2020 |
| Melanie Hartman, CNM, RN | 1174679609 | Advanced Practice Midwife | Richmond, VA | 2007 |
| Melanie Hartman, DMD | 1457400756 | General Practice Dentistry | Burke, VA | 2007 |
| Melanie Hartman, RDN, LDN | 1558149963 | Registered Dietitian | West Chester, PA | 2023 |
| Melanie Hartman, MD, RPH | 1891371068 | Pharmacist | Camp Hill, PA | 2021 |
| Melissa Hartman, MD | 1003043472 | Emergency Medical Services (Emergency Medicine) Physician | Xenia, OH | 2009 |
| Melissa Hartman, DO | 1124259577 | Family Medicine Physician | Orlando, FL | 2009 |
| Melissa Hartman, PT, DPT | 1558897371 | Physical Therapist | Louisville, KY | 2017 |
| Melissa Hartman | 1588401616 | Student in an Organized Health Care Education/Training Program | Indianapolis, IN | 2024 |
| Melissa Hartman | 1659656965 | Social Worker | Salt Lake City, UT | 2011 |
| Melissa Hartman, RN | 1669063574 | School Registered Nurse | Franklin, WV | 2021 |
| Melissa Hartman, MA,CCC-SLP | 1700171931 | Speech-Language Pathologist | Livingston, TX | 2011 |
| Melissa Hartman, R.PH. | 1710975800 | Pharmacist | Fort Wayne, IN | 2005 |
| Melissa Hartman, LCSW-C, LCADC-S | 1902451842 | Clinical Social Worker | Edgewood, MD | 2019 |
| Melissa Hartman, LCSW | 1982843132 | Clinical Social Worker | Whitefish, MT | 2009 |
| Melody Hartman, AUD | 1568483121 | Audiologist | Rockford, IL | 2006 |
| Meredith Hartman, M.D. | 1710366984 | Ophthalmology Physician | Norman, OK | 2015 |
| Mia Hartman | 1144955733 | Family Nurse Practitioner | Lowell, VT | 2022 |
| Michael Hartman, M.D. | 1023096948 | Sports Medicine (Orthopaedic Surgery) Physician | Kenner, LA | 2006 |
| Michael Hartman | 1093297913 | Mental Health Counselor | Lynbrook, NY | 2018 |
| Michael Hartman, LMSW | 1144933250 | Clinical Social Worker | Grayling, MI | 2023 |
| Michael Hartman, PT, DPT | 1154003556 | Orthopedic Physical Therapist | Carneys Point, NJ | 2023 |
| Michael Hartman, M.D. | 1184658676 | Diagnostic Radiology Physician | Paris, TX | 2006 |
| Michael Hartman, D.C. | 1184836108 | Chiropractor | Parker, CO | 2007 |
| Michael Hartman, MD. | 1225267495 | Family Medicine Physician | Centreville, VA | 2009 |
| Michael Hartman, LCSW | 1255507869 | Clinical Social Worker | Sebring, FL | 2008 |
| Michael Hartman, PTA | 1265615645 | Physical Therapy Assistant | Clarinda, IA | 2007 |
| Michael Hartman, RN | 1346176070 | Registered Nurse | Mount Holly, NJ | 2026 |
| Michael Hartman, D.C. | 1346433877 | Chiropractor | Pomona, CA | 2007 |
| Michael Hartman, DPT | 1407225253 | Physical Therapist | Nashville, TN | 2015 |
| Michael Hartman, DMD, MD | 1407999063 | Oral and Maxillofacial Surgery (Dentist) | Mechanicsburg, PA | 2007 |
| Michael Hartman | 1417075102 | Certified Registered Nurse Anesthetist | Vernal, UT | 2007 |
| Michael Hartman, MSW, LCMHC | 1518974088 | Mental Health Counselor | Montpelier, VT | 2006 |
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).