Providers Donna Hartwiger, CST to Erin Hartzell
300 individual NPIs in the federal registry, part 9,004 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. 78 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Donna Hartwiger, CST | 1295709368 | Surgical Technologist | Lakeland, FL | 2006 |
| Richard Hartwiger, CST | 1396711123 | Surgical Technologist | Lakeland, FL | 2006 |
| Kiara Hartwigh | 1508725839 | Behavior Technician | Monrovia, CA | 2026 |
| Maria Hartwigs, COTAL | 1386983336 | Occupational Therapy Assistant | Palm Bay, FL | 2013 |
| Amy Hartwigsen, PTA | 1700420585 | Physical Therapy Assistant | Stanley, KS | 2019 |
| Dana Hartwigsen, DO | 1255453767 | Pediatrics Physician | Ames, IA | 2007 |
| Nicholas Hartwigsen, MS, ATC, CSCS | 1376093492 | Athletic Trainer | Kalamazoo, MI | 2016 |
| Rebecca Hartwigsen, RPH | 1912281346 | Pharmacist | Covington, WA | 2011 |
| Kenneth Hartwill, PHARM D | 1114247186 | Pharmacist | Baltimore, MD | 2010 |
| Ashley Hartwyk, DPT | 1356235949 | Physical Therapist | New Brunswick, NJ | 2025 |
| Kyle Hartwyk, MSW | 1316322472 | Social Worker | Denver, CO | 2015 |
| Adam Harty, PHARMD | 1942611389 | Pharmacotherapy Pharmacist | Camby, IN | 2014 |
| Alexandria Harty | 1558855270 | Counselor | Glendale, AZ | 2018 |
| Alexis Harty | 1770451726 | Behavior Technician | Apopka, FL | 2025 |
| Alice Harty | 1972036465 | Clinical Social Worker | Salem, MA | 2017 |
| Alyson Harty, NP | 1285253518 | Adult Health Nurse Practitioner | New York, NY | 2020 |
| Amanda Harty, MA, CCC-SLP | 1205075561 | Speech-Language Pathologist | Plainfield, IN | 2009 |
| Amber Harty | 1871484451 | Behavior Technician | Fairfield, CA | 2025 |
| Ann Marie Harty, LCSW | 1275227613 | Clinical Social Worker | Coral Springs, FL | 2023 |
| Anna Harty, CNM | 1366073769 | Advanced Practice Midwife | Hagerstown, MD | 2020 |
| Annalisa Harty, MA | 1851056022 | Mental Health Counselor | Yakima, WA | 2021 |
| Antonia Harty, LCMHC | 1063818136 | Mental Health Counselor | South Burlington, VT | 2014 |
| Ashley Harty, ARNP | 1043825060 | Nurse Practitioner | Debary, FL | 2020 |
| Ashlyn Harty, LGSW | 1164069100 | School Social Worker | Washington, DC | 2019 |
| Barbara Harty, GNP | 1184688053 | Gerontology Nurse Practitioner | Fort Worth, TX | 2006 |
| Blake Harty | 1043171754 | Occupational Therapy Assistant | Bloomfield, MO | 2025 |
| Brianna Harty | 1881385615 | Behavior Technician | San Diego, CA | 2023 |
| Caitlin Harty | 1134614571 | Behavior Technician | Dublin, CA | 2018 |
| Carol Harty, PT | 1275887796 | Physical Therapist | Asheville, NC | 2012 |
| Caroline Harty | 1790265304 | Speech-Language Pathologist | Fairfield, OH | 2018 |
| Chelsea Harty, PA-C | 1558147090 | Physician Assistant | Indianapolis, IN | 2023 |
| Chloe Harty | 1609718642 | Student in an Organized Health Care Education/Training Program | Charlotte, NC | 2026 |
| Christopher Harty, BS, DPT | 1992988281 | Physical Therapist | San Antonio, TX | 2007 |
| Cynthia Harty, MA,CCC-SLP | 1871880526 | Speech-Language Pathologist | Wantagh, NY | 2011 |
| Daire Harty | 1174996268 | Marriage & Family Therapist | San Francisco, CA | 2015 |
| Dawn Harty | 1043585375 | Registered Nurse | Riverside, RI | 2012 |
| Denise Harty, PA-C | 1508816398 | Physician Assistant | Indianapolis, IN | 2006 |
| Douglas Harty, D.D.S. | 1578676029 | Dentist | Greenwood, IN | 2006 |
| Edward Harty | 1003784620 | Mental Health Counselor | Brattleboro, VT | 2025 |
| Elizabeth Harty, LIC. DIPL. AC. | 1326226499 | Acupuncturist | Mount Rainier, MD | 2008 |
| Elizabeth Harty, RN | 1821287756 | Registered Nurse | Croton On Hudson, NY | 2007 |
| Emil Harty, MD | 1326669094 | Internal Medicine Physician | Loma Linda, CA | 2020 |
| Erin Harty | 1295986040 | Counselor | Honolulu, HI | 2008 |
| Erin Harty, MS, SLP | 1588901698 | Speech-Language Pathologist | Temecula, CA | 2013 |
| Gwen Harty | 1396016184 | Clinical Social Worker | Haverhill, MA | 2012 |
| Hailey Harty, MSP, CFY-SLP | 1699294934 | Speech-Language Pathologist | Greenville, SC | 2017 |
| Heather Harty, RN, BSN | 1336994011 | Registered Nurse | Lancaster, WI | 2024 |
| James Harty, M.D. | 1114243789 | Diagnostic Radiology Physician | Nashville, TN | 2010 |
| James Harty, MD | 1821180738 | Urology Physician | Owensboro, KY | 2006 |
| James Harty, MD | 1982663308 | Geriatric Medicine (Family Medicine) Physician | Liverpool, PA | 2006 |
| Jamie Harty, PHARMD | 1477190247 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Oakland Township, MI | 2019 |
| Jennifer Harty | 1720906555 | Day Training/Habilitation Specialist | Salinas, CA | 2026 |
| Julia Harty | 1750846572 | Student in an Organized Health Care Education/Training Program | Albuquerque, NM | 2019 |
| Kaitlin Harty, DPT | 1336798560 | Physical Therapist | Platteville, WI | 2019 |
| Karey Harty | 1013120443 | Physical Therapist | Stockton, CA | 2007 |
| Katherine Harty, MS | 1497474316 | Speech-Language Pathologist | Goshen, NY | 2022 |
| Kathryn Harty | 1982408720 | Behavior Technician | Las Cruces, NM | 2025 |
| Kristina Harty, BCBA | 1033814702 | Behavior Analyst | Andover, MA | 2023 |
| Leah Harty, BCBA | 1992630131 | Behavior Analyst | Sandy Springs, GA | 2026 |
| Linda Harty | 1306355151 | Registered Nurse | Chicago, IL | 2017 |
| Linda Harty | 1356473755 | Speech-Language Pathologist | Sioux Falls, SD | 2007 |
| Luke Harty, LCSW | 1639882996 | Clinical Social Worker | Greenwood, IN | 2023 |
| Madison Harty | 1679464218 | Behavior Technician | Sacramento, CA | 2025 |
| Marie Harty, NP | 1184694325 | Adult Health Nurse Practitioner | Syracuse, NY | 2006 |
| Marla Harty | 1265739965 | Pediatric Occupational Therapist | Jackson Heights, NY | 2011 |
| Mary Harty, ANP | 1083860647 | Adult Health Nurse Practitioner | Tempe, AZ | 2008 |
| Mary Harty, MD | 1750473534 | Pediatric Radiology Physician | Wilmington, DE | 2006 |
| Mary Harty, M.D. | 1790850907 | Specialist | Scottsburg, IN | 2006 |
| Mary-Kate Harty, LPC | 1487010963 | Mental Health Counselor | South Plainfield, NJ | 2016 |
| Maureen Harty, LICSW | 1588148746 | Clinical Social Worker | Cambridge, MA | 2018 |
| Megan Harty | 1063012243 | Developmental Therapist | Boston, MA | 2020 |
| Megan Harty | 1326872599 | Marriage & Family Therapist | Ontario, CA | 2024 |
| Megan Harty | 1871395731 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2025 |
| Melissa Harty, COTA | 1831687490 | Occupational Therapy Assistant | Gilmer, TX | 2018 |
| Michael Harty | 1407280472 | Mental Health Counselor | Springfield, OR | 2013 |
| Michael Harty, PH.D. | 1528176427 | Clinical Psychologist | Leawood, KS | 2006 |
| Michelle Harty, LPN | 1528605474 | Licensed Practical Nurse | Greenfield, MA | 2019 |
| Niall Harty, M.D. | 1205007341 | Urology Physician | Elizabethtown, KY | 2008 |
| Nicole Harty | 1013314061 | Professional Counselor | Clarkston, MI | 2014 |
| Nicole Harty | 1700333705 | Physician Assistant | Scarsdale, NY | 2016 |
| Padraic Harty | 1184159576 | Athletic Trainer | Normal, IL | 2017 |
| Patrick Harty, MD | 1760414957 | Vascular & Interventional Radiology Physician | Sacramento, CA | 2006 |
| Rachel Harty, SLP | 1003090101 | Speech-Language Pathologist | Lowell, MA | 2007 |
| Rebecca Harty, APN-BC | 1518472463 | Emergency Medicine Physician | Melrose Park, IL | 2017 |
| Richard Harty, P.T. | 1114148566 | Physical Therapist | Stockton, CA | 2007 |
| Richard Harty, MD | 1205804457 | Gastroenterology Physician | Oklahoma City, OK | 2006 |
| Rita Harty, MS PA-C | 1407134000 | Medical Physician Assistant | Delran, NJ | 2011 |
| Robin Harty, ARNP | 1063699411 | Acute Care Nurse Practitioner | Debary, FL | 2008 |
| Roger Harty, MD | 1538573555 | Endocrinology, Diabetes & Metabolism Physician | Columbus, OH | 2014 |
| Ryan Harty | 1083382873 | Physical Therapist | Tacoma, WA | 2021 |
| Samuel Harty, BA | 1265894570 | Psychiatric/Mental Health Registered Nurse | Concord, NH | 2016 |
| Sarah Harty, LCSW | 1811562655 | Clinical Social Worker | Chicago, IL | 2021 |
| Seth Harty | 1851781066 | Psychologist | Pittsburgh, PA | 2015 |
| Shaun Harty, M.D. | 1275995201 | Emergency Medicine Physician | Baltimore, MD | 2016 |
| Stacia Harty | 1336287259 | Student in an Organized Health Care Education/Training Program | Walnut Creek, CA | 2007 |
| Tamara Harty, LPC | 1497110423 | Professional Counselor | Bend, OR | 2015 |
| Tami Harty | 1003328691 | Pharmacist | Gastonia, NC | 2017 |
| Tammy Harty | 1073495883 | Case Manager/Care Coordinator | Doniphan, MO | 2025 |
| Tonya Harty, PT | 1144239153 | Physical Therapist | Saint Paul, MN | 2006 |
| Trudy Ann Harty | 1114469327 | Psychiatric/Mental Health Registered Nurse | Orlando, FL | 2016 |
| Violet Harty, RN | 1154036374 | Psychiatric/Mental Health Registered Nurse | Olympia, WA | 2023 |
| Wendy Harty, PHD | 1699879841 | Psychologist | Salem, OR | 2006 |
| Ellen Harty Miele, MD | 1154406361 | Pediatrics Physician | Spring Lake, NJ | 2006 |
| Alazia Harty Paradise | 1073372397 | Behavior Technician | Charlotte, NC | 2024 |
| Jean Harty Wallace, RPH | 1992282032 | Pharmacist | Saint Louis, MO | 2018 |
| Ellie Hartye, PA | 1023792074 | Physician Assistant | Asheville, NC | 2023 |
| James Hartye, MD | 1093815755 | Family Medicine Physician | Asheville, NC | 2006 |
| Mary Hartye, PH.D. | 1124075171 | Clinical Psychologist | Raleigh, NC | 2006 |
| Olivia Hartye, RD | 1518534270 | Registered Dietitian | Palo Alto, CA | 2021 |
| Deanna Hartynyk | 1508205105 | Social Worker | Panama City, FL | 2013 |
| Alan Hartz, MD | 1235170721 | Diagnostic Radiology Physician | Flint, MI | 2006 |
| Alexandra Hartz, LCSW | 1083703862 | Clinical Social Worker | Alexandria, VA | 2006 |
| Allisha Hartz, LMHC-A | 1457117673 | Mental Health Counselor | Vincennes, IN | 2024 |
| Alyssa Hartz | 1942140488 | Student in an Organized Health Care Education/Training Program | Memphis, TN | 2026 |
| Amelia Hartz, PA-C | 1669090999 | Physician Assistant | Evansville, IN | 2020 |
| Amy Hartz, PSY.D. | 1457500225 | Psychologist | Kenmore, NY | 2008 |
| Andrew Hartz | 1508325341 | Diagnostic Radiology Physician | El Segundo, CA | 2019 |
| Andrew Hartz, PH.D. | 1851055057 | Clinical Psychologist | New York, NY | 2021 |
| Angie Hartz | 1972308823 | Personal Care Attendant | Tilden, NE | 2025 |
| Anna Hartz, RN CFNP | 1013061498 | Family Nurse Practitioner | Cincinnati, OH | 2007 |
| Anna Hartz | 1821921289 | Case Manager/Care Coordinator | Houghton, MI | 2026 |
| Arielle Hartz, LGPC | 1467334847 | Mental Health Counselor | Bethesda, MD | 2025 |
| Arthur Hartz, MD | 1487640074 | Family Medicine Physician | Saint Louis, MO | 2005 |
| Ashley Hartz | 1013538495 | Behavior Technician | Cheyenne, WY | 2020 |
| Barbara Hartz, CNP | 1841401205 | Pediatric Nurse Practitioner | Evanston, IL | 2007 |
| Benjamin Hartz, OD | 1821002387 | Optometrist | Greenbelt, MD | 2006 |
| Bethany Hartz | 1508237819 | Pharmacist | Wauseon, OH | 2015 |
| Beverly Hartz, PT, ATC | 1710196282 | Physical Therapist | Ithaca, NY | 2007 |
| Brandee Hartz | 1386099711 | Student in an Organized Health Care Education/Training Program | Berlin, MD | 2016 |
| Brian Hartz, DPT | 1285695197 | Physical Therapist | Lititz, PA | 2006 |
| Cara Hartz, ND | 1326340589 | Naturopath | Seattle, WA | 2010 |
| Catherine Hartz | 1811698624 | Behavior Analyst | Grosse Pointe Woods, MI | 2023 |
| Catherine Hartz, PT, DPT | 1932585254 | Physical Therapist | Ithaca, NY | 2015 |
| Chad Hartz | 1306650486 | Clinical Social Worker | Champaign, IL | 2025 |
| Charles Hartz, M.D. | 1023068699 | Orthopaedic Hand Surgery Physician | Fargo, ND | 2006 |
| Charles Hartz, MD | 1609807817 | Hematology & Oncology Physician | Bangor, ME | 2006 |
| Christopher Hartz, PHARM.D | 1528009883 | Pharmacist | Denver, CO | 2006 |
| Cindi Hartz | 1972639375 | Pediatric Adolescent Medicine Physician | Larchmont, NY | 2007 |
| Claudia Hartz | 1720749500 | Clinical Social Worker | Kailua Kona, HI | 2022 |
| Clinton Hartz, MD | 1194908806 | Sports Medicine (Family Medicine) Physician | Chillicothe, OH | 2007 |
| Cody Hartz, MA, ATC | 1306345194 | Sports Medicine (Physical Medicine & Rehabilitation) Physician | Muncie, IN | 2018 |
| Cortlon Hartz | 1265076988 | Physical Therapist | Fort Myers, FL | 2019 |
| Dakota Hartz, MSW | 1487298733 | School Social Worker | Greencastle, IN | 2019 |
| Damita Hartz, AP, LMHC | 1851652853 | Mental Health Counselor | Gainesville, FL | 2012 |
| David Hartz, D.C. | 1154470219 | Chiropractor | Davis, CA | 2007 |
| David Hartz, D.C. | 1548284599 | Chiropractor | Tallahassee, FL | 2006 |
| Deirdre Hartz | 1861313678 | Counselor | Norwell, MA | 2026 |
| Destiny Hartz | 1154037125 | Case Manager/Care Coordinator | Dublin, OH | 2023 |
| Douglas Hartz, MD | 1235330754 | Diagnostic Radiology Physician | Tacoma, WA | 2007 |
| Elizabeth Hartz, MSW, LSW | 1790026466 | Clinical Social Worker | Mount Vernon, OH | 2013 |
| Elizabeth Hartz, M.S., R.D.N., C.D.N | 1861934465 | Registered Dietitian | Lewiston, NY | 2016 |
| Elizabeth Hartz, DNP, APRN, FNP-BC | 1932879350 | Nurse Practitioner | Pine Bluff, AR | 2021 |
| Gabriella Hartz | 1306410071 | Professional Counselor | Dallas, GA | 2021 |
| Gary Hartz, D.M.D. | 1952583098 | General Practice Dentistry | Reston, VA | 2007 |
| Gretchen Hartz, MD | 1336176189 | Pediatrics Physician | Batesville, IN | 2006 |
| Heidi Hartz, LCSW-C | 1144827551 | Clinical Social Worker | Tacoma, WA | 2020 |
| Hope Hartz, LPC | 1013465855 | Mental Health Counselor | Charleston, WV | 2016 |
| Howard Hartz, O.D. | 1548200314 | Optometrist | Timonium, MD | 2006 |
| Jacob Hartz | 1366066805 | Mental Health Counselor | Evansville, IN | 2020 |
| Jacob Hartz, MD, MPH | 1669798534 | Pediatric Cardiology Physician | Charlotte, NC | 2010 |
| James Hartz | 1245733377 | Behavior Technician | Novi, MI | 2018 |
| Jamie Hartz, O.D. | 1235579210 | Optometrist | Lewisburg, PA | 2013 |
| Janet Hartz, R.PH. | 1750488847 | Pharmacist | Little Rock, AR | 2006 |
| Jay Hartz, MD | 1982828885 | Psychiatry Physician | Oshkosh, WI | 2007 |
| Jennifer Hartz, M.D. | 1245433929 | Pediatrics Physician | Greensboro, NC | 2007 |
| Jessica Hartz | 1306303623 | Addiction (Substance Use Disorder) Counselor | Burlington, IA | 2019 |
| Jessica Hartz, PA-C | 1487944807 | Physician Assistant | New Hyde Park, NY | 2011 |
| Jessica Hartz, PT, DPT | 1598465171 | Physical Therapist | Wheeling, WV | 2023 |
| Jessica Hartz | 1639508674 | Speech-Language Pathologist | Hazle Township, PA | 2013 |
| John Hartz, MD | 1861476236 | Anatomic Pathology Physician | Winston Salem, NC | 2005 |
| Jordan Hartz, A051250819 | 1588308324 | Addiction (Substance Use Disorder) Counselor | Santa Ana, CA | 2022 |
| Julie Hartz, M.S. | 1184785339 | Audiologist-Hearing Aid Fitter | Santa Rosa, CA | 2006 |
| Karly Hartz, LPC | 1285314518 | Professional Counselor | Williamsburg, VA | 2023 |
| Katherine Hartz, PA | 1104703073 | Physician Assistant | Virginia Beach, VA | 2025 |
| Kathy Hartz, OTR | 1871751842 | Occupational Therapist | Evansville, IN | 2008 |
| Kelly Hartz, MED | 1477627560 | Case Manager/Care Coordinator | Clovis, NM | 2006 |
| Kenneth Hartz, CRNA | 1477697621 | Certified Registered Nurse Anesthetist | Roanoke Rapids, NC | 2007 |
| Kirsten Hartz | 1114406964 | Counselor | Thornton, CO | 2018 |
| Kristopher Hartz, ATC | 1114090628 | Athletic Trainer | Waukesha, WI | 2006 |
| Labreeska Hartz, PHARMD | 1700455144 | Pharmacist | Cedar Grove, TN | 2021 |
| Lacey Hartz, NNP | 1033585054 | Critical Care Neonatal Nurse Practitioner | Charlotte, NC | 2015 |
| Lauren Hartz, MS, LPC | 1619350949 | Professional Counselor | Bridgeville, PA | 2015 |
| Lauren Hartz | 1801091798 | Mental Health Counselor | San Luis Obispo, CA | 2007 |
| Leesa Hartz, CRNA | 1356375869 | Certified Registered Nurse Anesthetist | Huntsville, AL | 2006 |
| Leo Hartz, M.D. | 1518013838 | Family Medicine Physician | Dallas, PA | 2007 |
| Linda Hartz | 1245046804 | Counselor | Reading, PA | 2024 |
| Linda Hartz, P.T. | 1346371408 | Physical Therapist | Sterling, IL | 2007 |
| Lori Hartz, MS, RD | 1114068095 | Registered Dietitian | Green Bay, WI | 2007 |
| Lori Hartz, APNP | 1427300680 | Family Nurse Practitioner | Glendale, WI | 2012 |
| Madison Hartz | 1609472927 | Behavior Technician | Mechanicsburg, PA | 2020 |
| Mailinh Hartz | 1053172080 | Marriage & Family Therapist | Seattle, WA | 2024 |
| Margaret Hartz | 1043777899 | Student in an Organized Health Care Education/Training Program | New York, NY | 2019 |
| Maria Hartz, PA-C | 1073993762 | Medical Physician Assistant | Harrisburg, PA | 2015 |
| Martha Hartz, M.D. | 1679550206 | Pediatric Allergy/Immunology Physician | Rochester, MN | 2005 |
| Matthew Hartz, MD, MPH | 1518948066 | Pulmonary Disease Physician | Robbinsdale, MN | 2005 |
| Melissa Hartz, CNP | 1497217566 | Family Nurse Practitioner | Boston, MA | 2019 |
| Meredith Hartz, PT, DPT | 1275287518 | Physical Therapist | Stevens, PA | 2022 |
| Mikalana Hartz | 1720776982 | Behavior Technician | Irwin, PA | 2023 |
| Mollie Hartz | 1578251948 | Pediatric Nurse Practitioner | Chevy Chase, MD | 2023 |
| Patti Hartz, LPN | 1760907901 | Licensed Practical Nurse | Williamsville, NY | 2017 |
| Rachel Hartz | 1124424130 | Athletic Trainer | Worth, IL | 2014 |
| Renee Hartz, MD | 1134166648 | General Practice Physician | Chicago, IL | 2006 |
| Renee Hartz, MA, MAT, BCBA, LABA | 1932771144 | Behavior Analyst | Methuen, MA | 2021 |
| Sarah Hartz, MD | 1922216829 | Psychiatry Physician | Saint Louis, MO | 2007 |
| Sean Hartz, BCBA, LBA NY | 1205582657 | Behavior Analyst | Glenville, NY | 2022 |
| Shayla Hartz | 1760292338 | Chiropractor | Temecula, CA | 2025 |
| Shelley Hartz, RN, CS | 1346315223 | Adult Psychiatric/Mental Health Registered Nurse | Littleton, MA | 2006 |
| Stephanie Hartz, MSW | 1316253453 | Clinical Social Worker | Aurora, CO | 2010 |
| Stephen Hartz, M.D. | 1669492757 | General Practice Physician | Flagstaff, AZ | 2006 |
| Susan Hartz, LSW | 1821422767 | Clinical Social Worker | Grand Forks, ND | 2013 |
| Susan Hartz, LMFT | 1851406599 | Marriage & Family Therapist | Santa Rosa, CA | 2006 |
| Susie Hartz, BA | 1982944518 | Counselor | Gaylord, MI | 2013 |
| Teresa Hartz, APRN | 1275542946 | Family Nurse Practitioner | North Las Vegas, NV | 2006 |
| Thomas Hartz, DMD | 1770742546 | Dentist | Clarksville, TN | 2008 |
| Tiffany Hartz | 1578904587 | Addiction (Substance Use Disorder) Counselor | Pittsburgh, PA | 2013 |
| Tnya Hartz | 1760250955 | Behavior Technician | Topeka, KS | 2023 |
| Tyler Hartz, M.S. | 1427913003 | Mental Health Counselor | Coatesville, PA | 2025 |
| Vida Hartz, MA, LLPC, NCC | 1538493366 | Counselor | West Bloomfield, MI | 2009 |
| Vivian Hartz | 1669023321 | Attendant Care Provider | Weed, CA | 2019 |
| William Hartz, M.D. | 1194721803 | Vascular & Interventional Radiology Physician | Newark, DE | 2005 |
| William Hartz, DO | 1598451783 | Student in an Organized Health Care Education/Training Program | Philadelphia, PA | 2023 |
| Willson Hartz, M.D. | 1225084031 | Surgery Physician | Chicago, IL | 2006 |
| Winter Hartz, M.S. SP ED | 1891057907 | Specialist | Brooklyn, NY | 2012 |
| Karyn Hartz-Mandell, PH.D. | 1578926952 | Clinical Child & Adolescent Psychologist | Providence, RI | 2016 |
| Kristen Hartz-McCleery, MED | 1336345685 | Mental Health Counselor | Youngstown, OH | 2007 |
| Andrea Hartzag, FNP, RN-BC | 1144043761 | Family Nurse Practitioner | New Egypt, NJ | 2024 |
| Danielle Hartzband, NP | 1427429265 | Adult Health Nurse Practitioner | New York, NY | 2015 |
| Mark Hartzband, MD | 1386639722 | Orthopaedic Surgery Physician | Paramus, NJ | 2005 |
| Pamela Hartzband, MD | 1043257512 | Endocrinology, Diabetes & Metabolism Physician | Boston, MA | 2006 |
| Deborah Hartze, MA/LMHC/CMHS | 1104194372 | Mental Health Counselor | Richland, WA | 2011 |
| January Hartze, LPC | 1740851542 | Counselor | Glendale, AZ | 2021 |
| Jennifer Hartze, AUD | 1477684199 | Audiologist | Missoula, MT | 2007 |
| Rachelle Hartze, RN | 1508654187 | Registered Nurse | Fort Meade, SD | 2025 |
| Shelby Hartze, ED.S | 1073347563 | School Psychologist | Spearfish, SD | 2024 |
| Maranda Hartze Pithua | 1952056681 | Occupational Therapist | Columbia, MO | 2022 |
| Anita Hartzel, LAT, AT, ATC | 1376275024 | Athletic Trainer | Steubenville, OH | 2022 |
| Bailey Hartzel, MS, LAT, ATC | 1649775677 | Athletic Trainer | Ashburn, VA | 2018 |
| Christa Hartzel, M.S., CCC-SLP | 1528206091 | Speech-Language Pathologist | Saint Paul, MN | 2009 |
| Erika Hartzel, DPT | 1174948590 | Physical Therapist | Alexandria, VA | 2014 |
| James Hartzel, DDS | 1477683290 | General Practice Dentistry | Valencia, CA | 2007 |
| Jonathan Hartzel, PT | 1326604257 | Physical Therapist | Kennesaw, GA | 2019 |
| Julianna Hartzel, PT | 1164888582 | Physical Therapist | Marietta, GA | 2016 |
| Karen Hartzel, NP | 1174625149 | Midwife | Vandalia, IL | 2006 |
| Kate Hartzel, MS | 1679252712 | Counselor | Mount Bethel, PA | 2023 |
| Kayla Hartzel | 1285519025 | Student in an Organized Health Care Education/Training Program | University Park, PA | 2025 |
| Marie Hartzel, LPC, LCADC | 1730427865 | Mental Health Counselor | Hackettstown, NJ | 2013 |
| Nikia Hartzel | 1598329005 | Physical Therapy Assistant | McKeesport, PA | 2019 |
| Rod Hartzel, MD | 1881688745 | Internal Medicine Physician | Granite City, IL | 2005 |
| Teresa Hartzel | 1548551963 | Physician Assistant | Philadelphia, PA | 2011 |
| Abriann Hartzell | 1508676875 | Counselor | Athens, OH | 2025 |
| Aileen Hartzell, PH.D. | 1932484136 | Clinical Neuropsychologist | Evanston, IL | 2011 |
| Alexander Hartzell, MD | 1093567828 | Internal Medicine Physician | Portland, OR | 2024 |
| Amanda Hartzell | 1558249730 | Case Manager/Care Coordinator | Greenville, OH | 2025 |
| Amanda Hartzell | 1962853952 | Speech-Language Pathologist | Rochester, MN | 2016 |
| Amber Hartzell, APRN, FNP-C | 1508530775 | Family Nurse Practitioner | The Villages, FL | 2021 |
| Amy Hartzell, DDS | 1104987593 | Dentist | Spirit Lake, IA | 2006 |
| Andrea Hartzell, PT | 1770966764 | Physical Therapist | Durham, NC | 2015 |
| Andrew Hartzell | 1306205877 | Certified Registered Nurse Anesthetist | Batesville, AR | 2016 |
| Andrew Hartzell | 1407247174 | Mental Health Counselor | Denver, CO | 2015 |
| Angela Hartzell, LSW-CONDITIONAL | 1265673776 | Clinical Social Worker | Saco, ME | 2009 |
| Anna Hartzell | 1811836224 | Student in an Organized Health Care Education/Training Program | Austin, TX | 2026 |
| Archie Hartzell, P.A. | 1902804164 | Medical Physician Assistant | Allentown, PA | 2005 |
| Arthur Hartzell, PH.D. | 1033201272 | Clinical Psychologist | Savannah, GA | 2006 |
| Aubree Hartzell | 1679406946 | Registered Dietitian | Farmington, UT | 2026 |
| Bethany Hartzell | 1659255222 | Marriage & Family Therapist | St Louis Park, MN | 2025 |
| Brent Hartzell, OD | 1942302906 | Optometrist | Phoenix, AZ | 2006 |
| Brian Hartzell, DPT | 1528217098 | Physical Therapist | Quakertown, PA | 2008 |
| Brianna Hartzell | 1003764515 | Behavior Technician | Brooklyn, NY | 2026 |
| Brieanna Hartzell | 1568194389 | Behavior Technician | Grand Rapids, MI | 2022 |
| Brigetta Hartzell | 1255136032 | Behavior Technician | Bloomington, MN | 2025 |
| Bryan Hartzell | 1013623602 | Marriage & Family Therapist | Tustin, CA | 2023 |
| Burnell Hartzell, MS, OTR/L | 1902186299 | Occupational Therapist | Cherry Hill, NJ | 2011 |
| Carrie Hartzell | 1124474069 | Speech-Language Pathologist | Sioux Falls, SD | 2016 |
| Catherine Hartzell, CNP | 1295816809 | Family Nurse Practitioner | Soquel, CA | 2006 |
| Chad Hartzell, D.M.D. | 1942632955 | General Practice Dentistry | Eugene, OR | 2013 |
| Chelsea Hartzell | 1003450354 | Gastroenterology Physician | Lena, IL | 2019 |
| Chelsie Hartzell | 1841055431 | Physician Assistant | West Saint Paul, MN | 2024 |
| Cherie Hartzell, DPT | 1922587005 | Physical Therapist | Houston, TX | 2018 |
| Cheryl Hartzell, M.D. | 1821384660 | Pediatric Anesthesiology Physician | Cincinnati, OH | 2011 |
| Christina Hartzell | 1184570798 | Social Worker | Lincoln, NE | 2026 |
| Christopher Hartzell, PTA | 1649519695 | Physical Therapy Assistant | Cincinnati, OH | 2013 |
| Ciane Hartzell | 1023446986 | Counselor | Norman, OK | 2013 |
| Connor Hartzell, MD | 1669116950 | Student in an Organized Health Care Education/Training Program | Nashville, TN | 2022 |
| Corben Hartzell, ATC | 1912489543 | Athletic Trainer | Arcanum, OH | 2018 |
| Daniel Hartzell | 1063220853 | Massage Therapist | Springfield, OR | 2024 |
| Daniel Hartzell | 1750420311 | Mental Health Counselor | San Luis Obispo, CA | 2007 |
| David Hartzell, IDC | 1164673398 | Independent Duty Corpsman | Virginia Beach, VA | 2008 |
| David Hartzell, DDS | 1174501944 | General Practice Dentistry | Bethesda, MD | 2006 |
| David Hartzell, M.D. | 1366455727 | Ophthalmology Physician | Carlisle, PA | 2006 |
| David Hartzell, PHARM.D. | 1437157880 | Pharmacotherapy Pharmacist | Dayton, OH | 2005 |
| David Hartzell, O.D. | 1639113814 | Optometrist | Tracy, CA | 2006 |
| David Hartzell, MD | 1912001389 | Ophthalmology Physician | Carlisle, PA | 2006 |
| Derek Hartzell, PHARM.D | 1235487182 | Pharmacist | Tuscaloosa, AL | 2012 |
| Desiree Hartzell, APRN | 1275128241 | Adult Health Nurse Practitioner | The Villages, FL | 2021 |
| Destiny Hartzell | 1396357521 | Pharmacist | Franklin, PA | 2020 |
| Donna Hartzell, CMMT | 1720647936 | Massage Therapist | Brunswick, MD | 2019 |
| Elissa Hartzell, BS | 1659456937 | Case Manager/Care Coordinator | Sellersville, PA | 2006 |
| Elizabeth Hartzell, PHD | 1033269253 | Mental Health Counselor | Philadelphia, PA | 2007 |
| Eric Hartzell, DMD | 1063631869 | Dentist | High Point, NC | 2007 |
| Erin Hartzell | 1558018697 | Registered Respiratory Therapist | San Jose, CA | 2022 |
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).