Providers Yelena Gremban, DPT to Marcia Grenell, PH.D.
300 individual NPIs in the federal registry, part 8,307 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. 99 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Yelena Gremban, DPT | 1215216189 | Physical Therapist | Brooklyn, NY | 2011 |
| Katherine Grember, MS, RDN | 1073469540 | Registered Dietitian | Fort Collins, CO | 2026 |
| Denisa Grembi, MD | 1821917014 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2026 |
| Kathryn Grembo, M.A., CCC-SLP | 1548856446 | Speech-Language Pathologist | Brighton, MI | 2020 |
| Richard Grembocki, RPH | 1427121821 | Pharmacist | Albany, NY | 2006 |
| Meredith Grembowicz, MD | 1184647299 | Pediatrics Physician | New Orleans, LA | 2006 |
| Jesse Grembowiec, DPT | 1245845171 | Physical Therapist | Red Lion, PA | 2020 |
| Michael Grembowiec, DPT | 1356777270 | Physical Therapist | Carlstadt, NJ | 2013 |
| Cailey Grembowski, CB | 1962047217 | Behavior Technician | Issaquah, WA | 2019 |
| Bethany Gremel, B.S | 1467598821 | Mental Health Counselor | Dickson, TN | 2007 |
| Dennis Gremel, MD | 1730165499 | Clinical Pathology/Laboratory Medicine Physician | Mankato, MN | 2005 |
| Jolene Gremel, MD | 1073307286 | Student in an Organized Health Care Education/Training Program | Portland, OR | 2025 |
| Hayle Gremel Miller, CMA | 1275213027 | Nurse's Aide | Reed City, MI | 2023 |
| Scott Gremelsbacker | 1538053871 | Behavior Technician | Marlborough, MA | 2025 |
| Amelia Gremelspacher, PH.D. | 1164448932 | Psychologist | Mc Murray, PA | 2006 |
| John Gremer, MD | 1053375485 | Family Medicine Physician | Newport News, VA | 2006 |
| Emily Gremett, PT, DPT | 1124970967 | Physical Therapist | Escondido, CA | 2026 |
| Anas Gremida, MD | 1295098457 | Gastroenterology Physician | Saint Louis, MO | 2012 |
| Alexandra Gremillion, PA-C | 1699465963 | Physician Assistant | Baton Rouge, LA | 2023 |
| Allison Gremillion | 1164987012 | Student in an Organized Health Care Education/Training Program | Oakland, CA | 2019 |
| Alston Gremillion, DO | 1871234559 | Student in an Organized Health Care Education/Training Program | Philadelphia, PA | 2022 |
| Alyssia Gremillion | 1700246683 | Case Manager/Care Coordinator | Saint Francisville, LA | 2016 |
| Amy Gremillion, P.T. | 1114350683 | Physical Therapist | Houston, TX | 2013 |
| Amy Gremillion, CRNA | 1699936179 | Certified Registered Nurse Anesthetist | Baton Rouge, LA | 2008 |
| Andre Gremillion, MES | 1710205620 | Rehabilitation Practitioner | Buda, TX | 2010 |
| Anne Gremillion | 1588541627 | Speech-Language Assistant | Shreveport, LA | 2025 |
| Annie Gremillion | 1437024825 | Optometrist | Lexington, KY | 2025 |
| Ashley Gremillion | 1063381085 | Behavior Technician | Metairie, LA | 2025 |
| Ashley Gremillion, RN | 1265375521 | Student in an Organized Health Care Education/Training Program | New York, NY | 2026 |
| Avit Gremillion, MD | 1861479529 | Ophthalmology Physician | Biloxi, MS | 2005 |
| Blair Gremillion, DDS | 1508028986 | Endodontics | Prairieville, LA | 2008 |
| Breanne Gremillion, PSYD | 1568073104 | Clinical Psychologist | Palos Heights, IL | 2020 |
| Brian Gremillion, M.D. | 1326049545 | Internal Medicine Physician | Baton Rouge, LA | 2005 |
| Caroline Gremillion, M.A., PLPC | 1841941606 | Mental Health Counselor | Slidell, LA | 2022 |
| Chad Gremillion, MD | 1558893966 | Child & Adolescent Psychiatry Physician | New Orleans, LA | 2017 |
| Charles Gremillion, MD | 1871572164 | Ophthalmology Physician | Englewood, FL | 2006 |
| Conner Gremillion | 1659928935 | Case Manager/Care Coordinator | Aloha, OR | 2019 |
| Corlis Gremillion, RN | 1205368727 | Registered Nurse | Baton Rouge, LA | 2017 |
| Cristy Gremillion, RN | 1295612679 | Family Nurse Practitioner | Pine Grove, LA | 2025 |
| Daniel Gremillion, M.D. | 1467739573 | Gastroenterology Physician | Nashville, TN | 2011 |
| David Gremillion, M.D. | 1710159454 | Infectious Disease Physician | Wake Forest, NC | 2008 |
| Deanderia Gremillion, MA, LPC, NCC | 1497125462 | Professional Counselor | New Roads, LA | 2015 |
| Eric Gremillion | 1558616805 | Mental Health Counselor | Oakland, CA | 2012 |
| Eryn Gremillion, DPT | 1598691685 | Physical Therapist | Hammond, LA | 2026 |
| Ezekiel Gremillion | 1609612829 | Behavior Technician | Baton Rouge, LA | 2024 |
| Georgia Gremillion, FNP | 1487655791 | Family Nurse Practitioner | Cape Girardeau, MO | 2005 |
| Grayson Gremillion | 1962701854 | Student in an Organized Health Care Education/Training Program | New Orleans, LA | 2011 |
| Hailey Gremillion | 1881264562 | Behavior Technician | Bartlett, TN | 2021 |
| Heather Gremillion | 1184081259 | Case Manager/Care Coordinator | Baton Rouge, LA | 2016 |
| Hillary Gremillion, LMT | 1336501303 | Chiropractor | Portland, OR | 2016 |
| Jaime Gremillion, CRNA | 1710205679 | Certified Registered Nurse Anesthetist | Myrtle Beach, SC | 2010 |
| Jared Gremillion, DPM | 1639526577 | Podiatrist | Bristol, TN | 2016 |
| Jasmyne Gremillion, FNP-C | 1386442218 | Family Nurse Practitioner | Pearland, TX | 2025 |
| Jason Gremillion, M.D. | 1295121200 | Pain Medicine (Anesthesiology) Physician | Baton Rouge, LA | 2015 |
| Jay Gremillion, DDS | 1174657241 | Dentist | Merced, CA | 2007 |
| Jennifer Gremillion, SLP | 1164672937 | Speech-Language Pathologist | Pineville, LA | 2008 |
| Jennifer Gremillion, COTA | 1386294627 | Occupational Therapy Assistant | Jennings, LA | 2019 |
| Ken Gremillion, NP | 1649833583 | Family Nurse Practitioner | Monroe, LA | 2019 |
| Kris Gremillion, CCC-SLP, COM | 1457604639 | Speech-Language Pathologist | San Diego, CA | 2012 |
| Krista Gremillion | 1750168597 | Behavior Technician | Metairie, LA | 2023 |
| Lawana Gremillion | 1396419198 | Case Manager/Care Coordinator | Napa, CA | 2021 |
| Linsey Gremillion | 1568927978 | Certified Registered Nurse Anesthetist | Lafayette, LA | 2019 |
| Loretta Gremillion, M.D. | 1073704391 | Dermatology Physician | Monroe, LA | 2007 |
| Lyndon Gremillion, AUD | 1407368756 | Audiologist | San Francisco, CA | 2017 |
| Madeleine Gremillion, D.O. | 1427990241 | Student in an Organized Health Care Education/Training Program | Memphis, TN | 2026 |
| Maggie Gremillion, LCSW | 1114351137 | Social Worker | New Orleans, LA | 2013 |
| Marcia Gremillion, M.D. | 1396825816 | Diagnostic Radiology Physician | Baton Rouge, LA | 2006 |
| Mark Gremillion, OT | 1134284557 | Occupational Therapist | Jennings, LA | 2006 |
| Mark Gremillion, CRNA | 1700917242 | Certified Registered Nurse Anesthetist | Marksville, LA | 2007 |
| Mary Gremillion, LCSW | 1972817906 | Social Worker | Baton Rouge, LA | 2010 |
| Matthew Gremillion, MD | 1568166635 | Student in an Organized Health Care Education/Training Program | Albuquerque, NM | 2023 |
| Maurice Gremillion, M.D. | 1558393488 | Family Medicine Physician | Ferriday, LA | 2006 |
| Megan Gremillion, MD | 1740123926 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2026 |
| Mercedes Gremillion, PHD | 1053180950 | Counseling Psychologist | Pineville, LA | 2023 |
| Michael Gremillion, MHPS / RSPS | 1689395212 | Peer Specialist | Killeen, TX | 2022 |
| Mikkeshia Gremillion, FNP-C, PMHNP-BC | 1841942182 | Family Nurse Practitioner | Baton Rouge, LA | 2022 |
| Mindy Gremillion | 1740041367 | Speech-Language Pathologist | Covington, LA | 2024 |
| Minyon Gremillion, C.R.N.A. | 1669677993 | Certified Registered Nurse Anesthetist | Hammond, LA | 2007 |
| Monica Gremillion, PHD | 1376068379 | Clinical Child & Adolescent Psychologist | Milwaukee, WI | 2017 |
| Morgan Gremillion, APRN-CNP | 1700550985 | Women's Health Nurse Practitioner | New Orleans, LA | 2021 |
| Mya Gremillion | 1154270098 | Behavior Technician | Rockville, MD | 2026 |
| Nancy Gremillion, ANP | 1801047659 | Nurse Practitioner | Alexandria, LA | 2008 |
| Nathan Gremillion, PHARMD | 1043566276 | Pharmacist | Alturas, CA | 2012 |
| Patricia Gremillion, CRNA | 1417053588 | Certified Registered Nurse Anesthetist | New Orleans, LA | 2006 |
| Patrick Gremillion, MA, LMFT, LPC, NCC | 1235390014 | Marriage & Family Therapist | Houston, TX | 2008 |
| Rachel Gremillion, MD | 1780324566 | Student in an Organized Health Care Education/Training Program | Fort Worth, TX | 2022 |
| Rayshawn Gremillion | 1003955527 | Personal Care Attendant | New Orleans, LA | 2007 |
| Richard Gremillion, MD | 1205820693 | Rheumatology Physician | Millcreek, UT | 2005 |
| Richard Gremillion, PHARM.D. | 1487890257 | Pharmacist | Fort Hood, TX | 2008 |
| Ryan Gremillion | 1386437358 | Physical Therapist | Prairieville, LA | 2025 |
| Sarah Gremillion, LCSW | 1861785461 | Clinical Social Worker | Austin, TX | 2011 |
| Scott Gremillion, MD | 1306232004 | Family Medicine Physician | Charlotte, NC | 2015 |
| Scott Gremillion, MD. | 1356454664 | Geriatric Medicine (Internal Medicine) Physician | Alexandria, LA | 2006 |
| Sean Gremillion, PT | 1093279267 | Physical Therapist | South Hadley, MA | 2019 |
| Shelley Gremillion | 1689506529 | Phlebotomy Technician | Gonzales, LA | 2026 |
| Steven Gremillion, M D | 1902807233 | Cardiovascular Disease Physician | Baton Rouge, LA | 2005 |
| Susan Gremillion, CRNA | 1154394492 | Certified Registered Nurse Anesthetist | Houma, LA | 2006 |
| Suzanne Gremillion | 1073231833 | Speech-Language Pathologist | Thibodaux, LA | 2022 |
| Teuna Gremillion | 1285458406 | Rehabilitation Practitioner | Concord, CA | 2024 |
| Traci Gremillion, MSW, LCSW | 1316341993 | Social Worker | Clinton, LA | 2014 |
| Marian Gremillot, CRNA | 1982692117 | Certified Registered Nurse Anesthetist | Houston, TX | 2005 |
| Amy Greminger, M.D. | 1508890732 | Internal Medicine Physician | Robbinsdale, MN | 2006 |
| Andrew Greminger | 1255997557 | Marriage & Family Therapist | Eugene, OR | 2019 |
| Jeanne Greminger, LSW | 1194373944 | Social Worker | Shaker Heights, OH | 2019 |
| Liza Greminger | 1073109799 | Registered Nurse | Fargo, ND | 2020 |
| Shanna Greminger, DNP, MS, FNP, BC-ADM | 1346227899 | Endocrinology, Diabetes & Metabolism Physician | Charlotte, NC | 2005 |
| Candice Gremley, PA-C | 1609972645 | Physician Assistant | Kankakee, IL | 2006 |
| Catherine Gremley | 1205170966 | Mental Health Counselor | Joliet, IL | 2012 |
| Samantha Gremley, CCM | 1033978788 | Case Manager/Care Coordinator | Anchorage, AK | 2024 |
| Leah Gremli, OTR/L | 1043580798 | Occupational Therapist | Saint Louis, MO | 2012 |
| Megan Gremli | 1417555194 | Specialist | Syracuse, NY | 2020 |
| Ray Gremli | 1578893533 | Addiction (Substance Use Disorder) Counselor | Sylmar, CA | 2010 |
| Victor Gremli, DC | 1902977549 | Chiropractor | East Islip, NY | 2006 |
| Alexis Gremling, RPH | 1972082204 | Pharmacist | Lima, OH | 2018 |
| Ariana Gremling | 1679162168 | Occupational Therapist | Pataskala, OH | 2021 |
| Christine Gremling, CNP | 1457234676 | Acute Care Nurse Practitioner | Cleveland, OH | 2025 |
| Gillian Gremling | 1417426321 | Behavior Technician | Columbus, OH | 2018 |
| Jason Gremling | 1932750981 | Case Manager/Care Coordinator | Lima, OH | 2019 |
| Noelle Gremling, OTR/L | 1093006850 | Occupational Therapist | Pataskala, OH | 2011 |
| Sarah Gremling | 1093316366 | Behavior Technician | Columbus, OH | 2020 |
| Bridget Gremm | 1114382231 | Occupational Therapist | Omaha, NE | 2015 |
| Laurel Gremm, PT DPT | 1447686779 | Physical Therapist | Colorado Springs, CO | 2013 |
| Gregory Gremmel, MD | 1902851090 | Emergency Medical Services (Emergency Medicine) Physician | Austin, TX | 2006 |
| Hollyann Gremmel | 1861380545 | Pediatric Occupational Therapist | Murfreesboro, TN | 2025 |
| Jennifer Gremmel, MA | 1639878168 | Mental Health Counselor | Dubuque, IA | 2023 |
| Warren Gremmel, MD | 1639285711 | Family Medicine Physician | Deridder, LA | 2006 |
| Sarah Gremmell | 1518614247 | Behavior Technician | Myrtle Beach, SC | 2022 |
| Annette Gremmels, DC | 1881605517 | Chiropractor | Taylorville, IL | 2006 |
| Cameron Gremmels | 1417624065 | Behavior Technician | Eureka, CA | 2021 |
| David Gremmels, M.D. | 1508813452 | Pediatric Cardiology Physician | St Louis Park, MN | 2006 |
| Frederick Gremmels, D.O. | 1720156896 | Family Medicine Physician | Watertown, WI | 2006 |
| Jeffrey Gremmels, MD | 1215943345 | Diagnostic Radiology Physician | Cape Girardeau, MO | 2006 |
| Mallori Gremmels, OTR/L | 1912751835 | Occupational Therapist | Pell City, AL | 2024 |
| Pamela Gremmels, L.C.S.W. | 1154783058 | Clinical Social Worker | Monticello, IL | 2016 |
| Stephen Gremmels, D.C. | 1467547513 | Sports Physician Chiropractor | Birmingham, AL | 2006 |
| Michael Gremmelsbacher, CRNA | 1891908091 | Certified Registered Nurse Anesthetist | Belleville, IL | 2007 |
| Brandon Gremmer | 1962261248 | Student in an Organized Health Care Education/Training Program | Arlington, TX | 2024 |
| Ivana Gremmer, DO | 1356144810 | Student in an Organized Health Care Education/Training Program | Fort Worth, TX | 2025 |
| Kimberly Gremmer | 1114103959 | Day Training/Habilitation Specialist | Port Huron, MI | 2008 |
| Kimberly Gremmer, MS, CCC/SLP | 1407208754 | Speech-Language Pathologist | Mansfield, TX | 2016 |
| Michelle Gremmer, COTA | 1215306899 | Occupational Therapy Assistant | Clear Lake, IA | 2015 |
| Nate Gremmer | 1013835149 | Behavior Technician | Forest City, IA | 2026 |
| Brandan Gremminger, PSYD, LP | 1477989374 | Clinical Psychologist | Springfield, MO | 2013 |
| Brandon Gremminger, CRNA | 1447555081 | Certified Registered Nurse Anesthetist | Austin, TX | 2011 |
| Debra Gremminger, FNP | 1023265147 | Family Nurse Practitioner | Crystal City, MO | 2008 |
| Erin Gremminger, P.T. | 1568720001 | Physical Therapist | Rockwall, TX | 2012 |
| Hilary Gremminger | 1093986994 | Pharmacist | McConnell Afb, KS | 2008 |
| Karen Gremminger, M.D. | 1174668404 | Hematology & Oncology Physician | Globe, AZ | 2007 |
| Kati Gremminger, RDN, LD | 1467718817 | Registered Dietitian | Austin, TX | 2012 |
| Lauren Gremminger | 1679297485 | Behavior Technician | Port Orange, FL | 2022 |
| Michael Gremminger, LPT | 1861450488 | Physical Therapist | Mineral Wells, TX | 2006 |
| Pamela Gremminger | 1457576829 | Licensed Practical Nurse | Fond Du Lac, WI | 2007 |
| Rachel Gremminger | 1477299246 | Occupational Therapist | Brookfield, WI | 2022 |
| Stormi Gremminger, COTA | 1447700877 | Occupational Therapy Assistant | Bend, OR | 2016 |
| Trisha Gremminger, P.T. | 1790931772 | Physical Therapist | Rockwall, TX | 2008 |
| Rachel Gremminger Llc, LPC | 1518467729 | Mental Health Counselor | Port Washington, WI | 2018 |
| Amanda Gremo, LCSW | 1730692559 | Clinical Social Worker | Plainfield, CT | 2017 |
| Kerry Gremo | 1649782251 | Psychologist | Saint Charles, IL | 2017 |
| Aubrianna Gremore | 1598556680 | Behavior Technician | Normal, IL | 2025 |
| Carly Gremore, RN, SCRN | 1932022449 | Registered Nurse | Muskegon, MI | 2026 |
| Casey Gremore, D.D.S. | 1205182250 | General Practice Dentistry | Des Moines, IA | 2012 |
| Cody Gremore, M.S.N. | 1164810727 | Certified Registered Nurse Anesthetist | Iowa City, IA | 2015 |
| Tina Gremore, PHD | 1740410034 | Clinical Psychologist | Chapel Hill, NC | 2009 |
| Alexandra Gremp | 1518724988 | Mental Health Counselor | Chicago, IL | 2024 |
| Mary Gremp, PNP-BC | 1457665176 | Pediatric Nurse Practitioner | Dallas, TX | 2010 |
| Vivienne Gremp | 1497502843 | Clinical Social Worker | Sarasota, FL | 2024 |
| Jacqueline Grempel, LMT | 1073126900 | Massage Therapist | East Setauket, NY | 2020 |
| Daun Grempler | 1861338592 | Developmental Therapist | Saint Louis, MO | 2026 |
| Jill Grempler, LCSW-C | 1407360365 | Clinical Social Worker | Columbia, MD | 2017 |
| Iris Grems, RDN | 1205680972 | Registered Dietitian | Des Moines, IA | 2024 |
| Korin Grems | 1093144305 | Behavior Analyst | Vancouver, WA | 2013 |
| Kristin Grems, LPC, LAC | 1801977970 | Professional Counselor | Eagle, CO | 2006 |
| Bethany Grems-Williams | 1891441473 | Case Manager/Care Coordinator | Utica, NY | 2022 |
| David Gremse, M.D. | 1750369468 | Pediatric Gastroenterology Physician | Mobile, AL | 2006 |
| David Gremza | 1700902061 | Dentist | Smithfield, RI | 2007 |
| Alissa Gren, LICSW | 1497128417 | Clinical Social Worker | Morgantown, WV | 2015 |
| Brandon Gren | 1093481814 | Clinical Social Worker | St George, UT | 2021 |
| Carla Gren, PHARMD | 1730469941 | Pharmacist | Missoula, MT | 2011 |
| Christopher Gren | 1386477818 | Physical Therapist | Castle Rock, CO | 2024 |
| Debra Gren, PTA | 1164670014 | Physical Therapy Assistant | Big Rapids, MI | 2008 |
| Ember Gren | 1912298928 | Social Worker | Albany, OR | 2011 |
| Jessica Gren | 1831951029 | Pharmacy Technician | Grand Rapids, MI | 2024 |
| Kayla Gren, RN | 1073069902 | Registered Nurse | Denver, CO | 2016 |
| Melinda Gren, PT | 1215163621 | Physical Therapist | Fargo, ND | 2009 |
| Rachel Gren, LMFT | 1629339528 | Marriage & Family Therapist | Coarsegold, CA | 2012 |
| Ronald Gren, D.O | 1104031574 | Neuromusculoskeletal Medicine & OMM Physician | Northville, MI | 2007 |
| Stacie Gren, RN | 1588116966 | Registered Nurse | Indianapolis, IN | 2016 |
| Stephanie Gren | 1104649326 | Mental Health Counselor | Harrisburg, NC | 2024 |
| Stephen Gren, MD | 1033734611 | Student in an Organized Health Care Education/Training Program | Murray, UT | 2020 |
| Patricia Grena, DO | 1740396142 | Family Medicine Physician | Conrad, MT | 2006 |
| Paul Grena, DO | 1851365308 | Cardiovascular Disease Physician | Yardley, PA | 2006 |
| Kendra Grenada, MS, SAC-IT | 1437869609 | Addiction (Substance Use Disorder) Counselor | Milwaukee, WI | 2022 |
| Laticia Grenada | 1043974561 | Mental Health Counselor | Bronx, NY | 2021 |
| Alisha Grenade, PMHNP-BC | 1356615447 | Psychiatric/Mental Health Nurse Practitioner | Queens Village, NY | 2012 |
| Cassandra Grenade, M.D. | 1770744807 | Hematology & Oncology Physician | Delaware, OH | 2008 |
| Mindy Grenade | 1265266506 | Psychiatric/Mental Health Nurse Practitioner | Wernersville, PA | 2024 |
| Tori Grenade, MD | 1407233372 | Internal Medicine Physician | Eastman, GA | 2015 |
| Ezra Grenade-Caraballo | 1043845761 | Social Worker | Syracuse, NY | 2020 |
| Lakeisha Grenade-Shoemaker, CLC | 1265999452 | Lactation Consultant (Non-RN) | East Aurora, NY | 2019 |
| Marielle Grenade-Willis, LPCC, NCC | 1245912997 | Mental Health Counselor | Denver, CO | 2023 |
| Grigoriy Grenader, D.O. | 1104085679 | Family Medicine Physician | New York, NY | 2008 |
| Lion Grenader, DMD | 1720501380 | Dentist | Winthrop Harbor, IL | 2017 |
| Natallia Grenaderov | 1487107124 | Pharmacist | Brooklyn, NY | 2016 |
| Ann Grenadier, PHD, LMHC | 1174665178 | Mental Health Counselor | Jacksonville, FL | 2007 |
| Gayle Grenadier, D.M.D. | 1689038259 | Endodontics | New York, NY | 2016 |
| Jeremy Grenadier, MD | 1497495212 | Student in an Organized Health Care Education/Training Program | Pittsburgh, PA | 2022 |
| Mark Grenadier, DDS | 1932181831 | Oral and Maxillofacial Surgery (Dentist) | Pittsburgh, PA | 2005 |
| Stephanie Grenadier, LMHC | 1689899254 | Mental Health Counselor | Braintree, MA | 2007 |
| Ira Grenadir, D.P.M. | 1407892086 | Podiatrist | Cambridge, MA | 2006 |
| Jonathan Grenadir, M.D. | 1861855314 | Emergency Medicine Physician | New York, NY | 2016 |
| Aylisa Grenald, PMHNP-BC | 1467375154 | Psychiatric/Mental Health Nurse Practitioner | Akron, OH | 2026 |
| Deborah Grenald, LMSW | 1639022973 | Social Worker | Laurelton, NY | 2026 |
| Sara Grenald, LCSW | 1366734493 | Social Worker | Davie, FL | 2011 |
| Valerie Grenald, APRN | 1942815717 | Pediatric Nurse Practitioner | Augusta, GA | 2020 |
| Jack Grenan | 1497163646 | Behavior Technician | Farmington Hills, MI | 2014 |
| Stacy-Ann Grenan, NP | 1679018444 | Gerontology Nurse Practitioner | Roslyn, NY | 2017 |
| Angela Grenander, MD | 1851386189 | Pediatrics Physician | Barrington, RI | 2005 |
| Gwen Grenard, LCSW-R | 1417003732 | Clinical Social Worker | Great Neck, NY | 2007 |
| Jaylin Grenard | 1619466380 | Behavior Technician | Worcester, MA | 2018 |
| Jessica Grenard, PA-C | 1265930515 | Physician Assistant | Round Rock, TX | 2018 |
| Rebecca Grenard, RPH | 1457447047 | Pharmacist | Walla Walla, WA | 2006 |
| Sally Grenard Moore, PHD | 1487774592 | Psychologist | Austin, TX | 2007 |
| Oswaldo Grenardo, MD, MBA, MS | 1609924836 | Family Medicine Physician | Greenwood Village, CO | 2007 |
| Rachael Grenat, RBT | 1003574583 | Behavior Technician | Akron, OH | 2021 |
| Erin Grenawalt | 1841661055 | Athletic Trainer | Clinton, WI | 2015 |
| Katelyn Grenawalt | 1548153455 | Personal Care Attendant | Omaha, NE | 2025 |
| Magnolia Grenawalt, PTA | 1003535071 | Physical Medicine & Rehabilitation Physician | New Glarus, WI | 2022 |
| Sherry Grenaway | 1225825573 | Day Training/Habilitation Specialist | Pacoima, CA | 2025 |
| Kimberly Grenawitzke, OTD OTR/L SCFES CLC | 1497270870 | Pediatric Occupational Therapist | Aurora, CO | 2017 |
| Carole Grenberg, LMFT | 1174568430 | Marriage & Family Therapist | Darien, CT | 2006 |
| Stephanie Grencavage, CRNP | 1104279850 | Nurse Practitioner | Kingston, PA | 2016 |
| Rachel Grencavich, CNM, MSN | 1023053378 | Advanced Practice Midwife | Mount Holly, NJ | 2006 |
| Susan Grencer, LCSW | 1407662067 | Clinical Social Worker | Poughkeepsie, NY | 2024 |
| Gretchen Grencer-Liegel, NP | 1467922948 | Family Nurse Practitioner | Pensacola, FL | 2018 |
| Dennis Grencewicz | 1043158983 | Student in an Organized Health Care Education/Training Program | Cleveland, OH | 2026 |
| Carol Grench, MD | 1578674727 | Family Medicine Physician | Davis, CA | 2006 |
| Kory Grench, M.S., R.D., L.D., | 1437467834 | Registered Dietitian | Charleston, SC | 2010 |
| Lawrence Grench, MD | 1134195696 | Anesthesiology Physician | Phoenix, AZ | 2006 |
| Daniel Grenchik, BMS | 1144641135 | Counselor | Santa Fe, NM | 2013 |
| Jennifer Grenchik, MS, CCC-SLP | 1699283101 | Speech-Language Pathologist | West Chicago, IL | 2018 |
| Therese Grenchik, FNP | 1679608442 | Family Nurse Practitioner | Daly City, CA | 2007 |
| Anne Grenchus, LCSW | 1245828466 | Clinical Social Worker | Rensselaer, NY | 2021 |
| Anne Grenci, FNP-C, CRNP | 1053829044 | Family Nurse Practitioner | Pittsburgh, PA | 2018 |
| Brandee Grenda, RD, LDN | 1093211153 | Registered Dietitian | Chicago, IL | 2018 |
| Brian Grenda, PT | 1447482997 | Physical Therapist | Weston, FL | 2009 |
| Chloe Grenda | 1255147443 | Behavior Technician | Huntley, IL | 2024 |
| Dane Grenda, D.O. | 1871956235 | Anesthesiology Physician | Philadelphia, PA | 2016 |
| David Grenda, MD, PHD | 1336344928 | Anesthesiology Physician | Eau Claire, WI | 2007 |
| Eric Grenda, D.C. | 1639115736 | Chiropractor | Torrance, CA | 2006 |
| G Grenda, RN | 1932236569 | Registered Nurse | Cheektowaga, NY | 2007 |
| Heidi Grenda, P.T. | 1215141130 | Physical Therapist | Saint Louis, MO | 2007 |
| Ilana Grenda, LCSW | 1295156255 | Counselor | Springfield, IL | 2013 |
| Jill Grenda, M.A. | 1891875613 | Mental Health Counselor | Fountain Valley, CA | 2006 |
| John Grenda, MED, BCBA | 1578175774 | Behavior Analyst | Kernersville, NC | 2020 |
| Kristi Grenda, ANP | 1013931047 | Adult Health Nurse Practitioner | Phoenix, AZ | 2006 |
| Laura Grenda | 1669128963 | Clinical Social Worker | Chalmette, LA | 2022 |
| Lindsay Grenda, CRNP | 1629829403 | Nurse Practitioner | Greensburg, PA | 2024 |
| Matthew Grenda | 1982577151 | Chiropractor | Waco, TX | 2025 |
| Michael Grenda, PT | 1295952703 | Physical Therapist | Weddington, NC | 2007 |
| Nancy Grenda, SLP | 1740493170 | Speech-Language Pathologist | Carmel, IN | 2007 |
| Tyler Grenda, M.D. | 1023337821 | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | Philadelphia, PA | 2010 |
| Chance Grendahl | 1679199020 | Counselor | Seattle, WA | 2020 |
| Diane Grendahl, RC | 1619039435 | Counselor | Vancouver, WA | 2006 |
| Elizabeth Grendahl, LMP | 1598194482 | Massage Therapist | Woodland, WA | 2013 |
| Lindsey Grendahl | 1548652662 | Registered Nurse | La Crescent, MN | 2015 |
| Marvin Grendahl, MD | 1871695791 | Ophthalmology Physician | Anchorage, AK | 2006 |
| Michelle Grendahl, LPC | 1134966047 | Mental Health Counselor | Weiser, ID | 2024 |
| Patricia Grendahl | 1386621563 | Pharmacist | Brainerd, MN | 2005 |
| Robin Grendahl, MD | 1730281684 | Ophthalmology Physician | Anchorage, AK | 2006 |
| Emily Grendahl Risinger, M.S. | 1700211331 | Counselor | Wauwatosa, WI | 2013 |
| Rebecca Grendal | 1861174872 | Mental Health Counselor | Swansea, MA | 2023 |
| Jan Grendar, M.D. | 1881078426 | Surgery Physician | Portland, OR | 2015 |
| Abby Grende | 1194156901 | Occupational Therapist | Lewiston, ID | 2013 |
| Dakota Grende, LMSW | 1558936070 | Clinical Social Worker | Meridian, ID | 2021 |
| Anyssa Grendel, LMSW | 1598157612 | Clinical Social Worker | Grand Rapids, MI | 2015 |
| Shelby Grendel | 1992692024 | Student in an Organized Health Care Education/Training Program | Columbus, OH | 2025 |
| Sonny Grendel, OTR | 1790254266 | Gerontology Occupational Therapist | Ann Arbor, MI | 2018 |
| Steven Grendel, M.D. | 1255323192 | Internal Medicine Physician | Lebanon, OH | 2005 |
| James Grendell, M.D. | 1457320426 | Gastroenterology Physician | Mineola, NY | 2006 |
| Kathleen Grendell, RECOVERY ASSISTANT | 1477860104 | Case Manager/Care Coordinator | Newport, AR | 2010 |
| Kevin Grendell | 1356152128 | Behavior Technician | Carlsbad, CA | 2025 |
| Margaret Grendell, MA CCC-SLP | 1740605831 | Speech-Language Pathologist | Painsville, OH | 2014 |
| Patricia Grendell, APRN | 1609006949 | Psychiatric/Mental Health Nurse Practitioner | New York, NY | 2009 |
| Sharon Grendly | 1083881221 | Clinical Social Worker | Poughkeepsie, NY | 2008 |
| Julie Grendon | 1861057903 | Addiction (Substance Use Disorder) Counselor | Bellingham, WA | 2019 |
| Michael Grendon, M.D. | 1922007962 | Internal Medicine Physician | Chicago, IL | 2005 |
| Miko Grendow, CRNA | 1306801865 | Certified Registered Nurse Anesthetist | Cleveland, OH | 2006 |
| Edward Grendys, MD | 1669479747 | Gynecologic Oncology Physician | Fort Myers, FL | 2005 |
| Leslianne Grendysz, LNP | 1346470598 | Family Nurse Practitioner | Lake Ridge, VA | 2009 |
| Allison Grendzinski, LCSW | 1720592975 | Clinical Social Worker | Geneva, IL | 2017 |
| Christine Grene, MSW, LCSW | 1588846406 | School Social Worker | Northbrook, IL | 2007 |
| Kathleen Grene | 1972354942 | Student in an Organized Health Care Education/Training Program | New Haven, CT | 2024 |
| Tanya Grene, FNP | 1386347615 | Nurse Practitioner | Newport News, VA | 2023 |
| Kaylynn Greneaux | 1235932005 | Behavior Technician | Williamsburg, VA | 2025 |
| Shelley Greneker, LMFT | 1871024752 | Marriage & Family Therapist | Valdosta, GA | 2017 |
| Thomas Greneker, DMD | 1740902261 | General Practice Dentistry | Americus, GA | 2022 |
| Burt Grenell, PH.D. | 1144452244 | Clinical Psychologist | Washington, DC | 2009 |
| Jennifer Grenell, RN, NP | 1285969642 | Nurse Practitioner | Rochester, MN | 2009 |
| Jessica Grenell, RN | 1669116315 | Registered Nurse | Muskegon, MI | 2022 |
| Marcia Grenell, PH.D. | 1841389616 | Clinical Psychologist | Falls Church, VA | 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).