Providers Chris Gruber, M.D. to Stacy Gruber, CPSW
300 individual NPIs in the federal registry, part 8,405 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. 102 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Chris Gruber, M.D. | 1093753287 | Emergency Medicine Physician | Elgin, IL | 2006 |
| Christen Gruber | 1588876189 | Counselor | Bay Point, CA | 2007 |
| Christine Gruber, RPH | 1528361045 | Pharmacist | Whitefish Bay, WI | 2010 |
| Christopher Gruber, M.D. | 1679743405 | Family Medicine Physician | Mission Hills, CA | 2008 |
| Christopher Gruber, MNA, CRNA | 1831547611 | Certified Registered Nurse Anesthetist | Danvers, MA | 2016 |
| Christy Gruber | 1285337659 | Case Manager/Care Coordinator | Portland, OR | 2023 |
| Clayton Gruber, MSW, LCSW | 1225656663 | Clinical Social Worker | Wilmington, NC | 2020 |
| Cody Gruber | 1972272888 | Addiction (Substance Use Disorder) Counselor | Walterboro, SC | 2021 |
| Conor Gruber | 1386394419 | Pediatric Rheumatology Physician | Philadelphia, PA | 2022 |
| Courtney Gruber | 1043181779 | Speech-Language Pathologist | Albuquerque, NM | 2025 |
| Craig Gruber, D.C. | 1841392735 | Chiropractor | Kennesaw, GA | 2006 |
| Crystal Gruber, APNP | 1376952507 | Family Nurse Practitioner | Wisconsin Rapids, WI | 2014 |
| Cynthia Gruber, MA, OTR/L | 1689987513 | Occupational Therapist | Long Beach, NY | 2010 |
| Dana Gruber, PHD | 1740557545 | Clinical Psychologist | New Orleans, LA | 2011 |
| Daniel Gruber, P.T.A | 1174639009 | Physical Therapy Assistant | Rockford, IL | 2006 |
| Daniel Gruber, M.D. | 1841225133 | Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician | Bethesda, MD | 2006 |
| Danielle Gruber, FNP | 1154183291 | Family Nurse Practitioner | Gallipolis, OH | 2024 |
| Danielle Gruber, BSW | 1407985039 | Case Manager/Care Coordinator | Tullahoma, TN | 2007 |
| Darrell Gruber, D.C. | 1568586097 | Chiropractor | Clinton Township, MI | 2007 |
| Darrell Gruber, PT, DPT | 1700191038 | Physical Therapist | Bantam, CT | 2010 |
| David Gruber, MD | 1649299256 | Dermatology Physician | Andover, MA | 2006 |
| David Gruber, M.D. | 1700824554 | Neurological Surgery Physician | Spokane, WA | 2006 |
| David Gruber, DDS | 1871646489 | General Practice Dentistry | Irving, TX | 2007 |
| David Gruber, DDS, MS | 1912913153 | Endodontics | Grand Rapids, MI | 2006 |
| Dawn Gruber, M.S., PCC-S | 1558720037 | Professional Counselor | Yellow Springs, OH | 2016 |
| Dawn Gruber, PTA | 1730388505 | Physical Therapy Assistant | Burlington, WI | 2007 |
| Dean Gruber, RPH | 1720079221 | Pharmacist | Milwaukee, WI | 2005 |
| Deanna Gruber | 1851831655 | Peer Specialist | Lexington, KY | 2017 |
| Debbie Gruber, COTA | 1093022444 | Occupational Therapy Assistant | Rochester, NY | 2010 |
| Deborah Gruber, PHD, BCBA-D | 1356756050 | Behavior Analyst | New York, NY | 2014 |
| Deborah Gruber, MD | 1649218447 | Neurology Physician | Lake Success, NY | 2006 |
| Debra Gruber, LMHC | 1053732073 | Mental Health Counselor | Seattle, WA | 2013 |
| Dee Ann Gruber | 1487399176 | Attendant Care Provider | Lincoln, NE | 2022 |
| Deena Gruber, CRNA | 1497827265 | Certified Registered Nurse Anesthetist | Canton, OH | 2006 |
| Deirdre Gruber, APRN | 1609317080 | Family Nurse Practitioner | New Haven, CT | 2017 |
| Denise Gruber | 1093301632 | Mental Health Counselor | Diamond Springs, CA | 2020 |
| Dennis Gruber, ATC | 1043423007 | Athletic Trainer | Ashland, OH | 2007 |
| Dennis Gruber, PH.D. | 1053357269 | Clinical Psychologist | Staten Island, NY | 2006 |
| Devona Gruber, M.A. | 1225423650 | Mental Health Counselor | Muncie, IN | 2015 |
| Diana Gruber | 1881064186 | Occupational Therapist | Marysville, WA | 2015 |
| Diane Gruber | 1174841274 | Mental Health Counselor | Woburn, MA | 2010 |
| Diane Gruber, MD | 1508937541 | Surgery Physician | Anaheim, CA | 2006 |
| Dianna Gruber, RN | 1538055348 | Personal Care Attendant | York, NE | 2025 |
| Dominique Gruber | 1295090728 | Speech-Language Pathologist | Coral Gables, FL | 2012 |
| Donna Gruber, RN, BSN | 1104105246 | Community Health Registered Nurse | Baltimore, MD | 2011 |
| Donna Gruber, PT | 1316161631 | Physical Therapist | Gibsonia, PA | 2007 |
| Dorota Gruber, M.S., GC. | 1104815703 | Genetic Counselor (M.S.) | Maspeth, NY | 2005 |
| Doug Gruber, LADC | 1992076780 | Addiction (Substance Use Disorder) Counselor | Waterbury, CT | 2012 |
| Duane Gruber, D.D.S | 1477571586 | General Practice Dentistry | Greenville, PA | 2006 |
| Edward Gruber, ARNP | 1033104963 | Family Medicine Physician | Spokane, WA | 2005 |
| Edward Gruber, D.D.S. | 1134280654 | Dentist | Bakersfield, CA | 2006 |
| Edward Gruber, CN | 1619203296 | Nutritionist | Lakewood, NJ | 2009 |
| Eli Gruber, DO | 1306789748 | Student in an Organized Health Care Education/Training Program | Conway, SC | 2026 |
| Elinora Gruber | 1053993378 | Specialist | Brooklyn, NY | 2021 |
| Elise Gruber, MD | 1770276883 | Student in an Organized Health Care Education/Training Program | Bronx, NY | 2023 |
| Elizabeth Gruber | 1104518570 | Psychiatric/Mental Health Nurse Practitioner | San Rafael, CA | 2023 |
| Elizabeth Gruber, LPC, NCC | 1447556642 | Professional Counselor | Seven Fields, PA | 2011 |
| Elizabeth Gruber, RN, MSN, PMHNP-BC | 1487041844 | Psychiatric/Mental Health Nurse Practitioner | Cohasset, MA | 2015 |
| Elizabeth Gruber | 1508595760 | Speech-Language Pathologist | Lynnwood, WA | 2022 |
| Elizabeth Gruber, PA | 1831449115 | Physician Assistant | Brooklyn, NY | 2012 |
| Elizabeth Gruber | 1902648744 | Professional Counselor | Chicago, IL | 2024 |
| Ellen Gruber, PH.D. | 1366658650 | Marriage & Family Therapist | Atlanta, GA | 2007 |
| Ellen Gruber, M.A. | 1992039168 | Speech-Language Pathologist | Teaneck, NJ | 2009 |
| Elon Gruber, LMFT | 1679939375 | Counselor | Wyomissing, PA | 2016 |
| Emily Gruber, FNP-C | 1528455433 | Nurse Practitioner | San Diego, CA | 2015 |
| Eric Gruber, M.D. | 1225447782 | Emergency Medicine Physician | Philadelphia, PA | 2014 |
| Eric Gruber, DC | 1306857529 | Chiropractor | Cleveland, TN | 2006 |
| Eric Gruber, O.D. | 1952516098 | Optometrist | Saint Cloud, FL | 2007 |
| Erica Gruber, A-GNP | 1679055024 | Gerontology Nurse Practitioner | San Francisco, CA | 2018 |
| Erika Gruber, PHARMD | 1578181434 | Ambulatory Care Pharmacist | Memphis, TN | 2020 |
| Erin Gruber, MD | 1104714286 | Pediatrics Physician | Charleston, SC | 2025 |
| Ethel Gruber | 1679995823 | Counselor | Hamilton, OH | 2014 |
| Fani Gruber, PA | 1013360049 | Medical Physician Assistant | New York, NY | 2016 |
| Fern Gruber, DDS | 1932187333 | Dentist | Brooklyn, NY | 2006 |
| Firozeh Gruber, MD | 1417968496 | Family Medicine Physician | San Juan Capistrano, CA | 2006 |
| Frances Gruber, BSN | 1326847179 | Ambulatory Care Registered Nurse | Kerrville, TX | 2025 |
| Frank Gruber, DDS | 1548489958 | Orthodontics and Dentofacial Orthopedics Dentistry | Olney, IL | 2007 |
| Frank Gruber, PT | 1699895227 | Physical Therapist | Chalfont, PA | 2007 |
| Gabriel Gruber, MD | 1073514105 | Dermatology Physician | Berkeley Heights, NJ | 2005 |
| Gabrielle Gruber, LMSW | 1811103997 | Clinical Social Worker | Ann Arbor, MI | 2007 |
| Gary Gruber, M.D. | 1487693610 | Internal Medicine Physician | Chicago, IL | 2006 |
| Gary Gruber, D.C. | 1558305060 | Chiropractor | Raleigh, NC | 2006 |
| Gary Gruber, N.D. | 1952471138 | Naturopath | New Canaan, CT | 2006 |
| Gina Gruber, PA | 1164017307 | Surgical Oncology Physician | Pittsburgh, PA | 2021 |
| Gretchen Gruber, LPN | 1407234032 | Licensed Practical Nurse | Sedona, AZ | 2015 |
| Gwen Gruber, LCSW | 1285897082 | Clinical Social Worker | Phoenix, AZ | 2008 |
| Hannah Gruber | 1730041054 | Clinical Social Worker | Flushing, NY | 2025 |
| Harold Gruber, DPM | 1386734143 | Podiatrist | Wilmington, DE | 2006 |
| Harry Gruber, MD | 1659842532 | Rheumatology Physician | San Diego, CA | 2018 |
| Hayley Gruber | 1548904212 | Student in an Organized Health Care Education/Training Program | Lake Ronkonkoma, NY | 2022 |
| Heather Gruber | 1679939433 | Counselor | Chambersburg, PA | 2016 |
| Heatherlynn Gruber, PTA | 1942908579 | Physical Therapy Assistant | Elgin, OK | 2023 |
| Heidi Gruber | 1629027768 | Occupational Therapist | South Miami, FL | 2006 |
| Heidi Gruber, PA-C | 1730890385 | Physician Assistant | Frisco, CO | 2022 |
| Helen Gruber, PHD | 1720012180 | Clinical Neuropsychologist | Cohasset, MA | 2006 |
| Hilary Gruber, LCPC, ATR | 1124735279 | Counselor | Chicago, IL | 2022 |
| Hilary Gruber, OTR/L | 1184901837 | Occupational Therapist | Allentown, PA | 2011 |
| Holly Gruber, M.P.T. | 1316302862 | Physical Therapist | Costa Mesa, CA | 2015 |
| Holly Gruber | 1639967433 | Mental Health Counselor | Northville, MI | 2025 |
| Hope Gruber, MD | 1548247059 | Dermatology Physician | Greensboro, NC | 2005 |
| Howard Gruber, MD | 1477661015 | Pediatrics Physician | Oakland, CA | 2006 |
| Ilene Gruber, LCSW-C | 1336669563 | Clinical Social Worker | Millersville, MD | 2017 |
| Jack Gruber | 1407438971 | Behavior Technician | Marlborough, MA | 2021 |
| Jack Gruber, D.D.S. | 1457424186 | Periodontics | Great Neck, NY | 2006 |
| Jack Gruber, D.D.S. | 1609890151 | General Practice Dentistry | New Hyde Park, NY | 2006 |
| Jacob Gruber, MD | 1275108375 | Emergency Medicine Physician | Milford, MA | 2021 |
| Jacob Gruber | 1568334860 | Physician Assistant | Mansfield, OH | 2025 |
| Jacqueline Gruber, PHARMD | 1598427379 | Pharmacist | Virginia Beach, VA | 2021 |
| James Gruber, DMD | 1083279764 | General Practice Dentistry | Wendover, UT | 2019 |
| James Gruber, MD | 1407821028 | Emergency Medicine Physician | Littleton, CO | 2006 |
| James Gruber, MD | 1407867963 | Anesthesiology Physician | Tampa, FL | 2006 |
| James Gruber, M.S.S.W., LISW | 1932397395 | Clinical Social Worker | Mason, OH | 2007 |
| James Gruber, MD | 1982682944 | Family Medicine Physician | Tell City, IN | 2006 |
| Jamie Gruber, PA-C | 1861264905 | Medical Physician Assistant | Philadelphia, PA | 2023 |
| Jan Gruber, MD | 1770654600 | Anesthesiology Physician | Los Angeles, CA | 2006 |
| Jana Gruber, N.P. | 1538104468 | Nurse Practitioner | Johnston, SC | 2006 |
| Janet Gruber, MS,CCC,SLP | 1447400601 | Speech-Language Pathologist | Englewood, CO | 2008 |
| Jazmiine Gruber | 1548753064 | Counselor | Taylorsville, UT | 2018 |
| Jeff Gruber, PSYD | 1518292820 | Clinical Psychologist | Royal Oak, MI | 2009 |
| Jenna Gruber | 1356074934 | Mental Health Counselor | Pottstown, PA | 2022 |
| Jenni Gruber, RN BSN | 1194658435 | Registered Nurse | Bow, NH | 2026 |
| Jennifer Gruber, LGSW | 1114807310 | Social Worker | Martinsburg, WV | 2025 |
| Jennifer Gruber, APNP | 1134515703 | Nurse Practitioner | Fort Atkinson, WI | 2015 |
| Jennifer Gruber | 1134903503 | Mental Health Counselor | Irwin, PA | 2023 |
| Jennifer Gruber, MPT | 1457314445 | Physical Therapist | Shelby, MT | 2006 |
| Jennifer Gruber | 1598270639 | Oncology Pharmacist | Buffalo, NY | 2017 |
| Jennifer Gruber | 1609382951 | Behavior Analyst | Rochelle Park, NJ | 2017 |
| Jennifer Gruber | 1740582485 | Physical Therapy Assistant | Garden City, KS | 2010 |
| Jennifer Gruber, NP | 1992150965 | Nurse Practitioner | Terre Haute, IN | 2016 |
| Jesse Gruber, MD | 1679149199 | Hospitalist Physician | New York, NY | 2021 |
| Jessica Gruber, LPA, LCAS | 1184194664 | Psychologist | Sylva, NC | 2018 |
| Jessica Gruber, MD | 1295255115 | Dermatology Physician | Saint Louis, MO | 2017 |
| Jessica Gruber, LCPC | 1497106926 | Mental Health Counselor | Helena, MT | 2016 |
| Jessica Gruber, N.D. | 1679943591 | Naturopath | Cincinnati, OH | 2015 |
| Jessica Gruber, LMFT | 1700411212 | Marriage & Family Therapist | New York, NY | 2020 |
| Jessica Gruber, BCBA-D, PHD, LBA | 1811303282 | Behavior Analyst | Chicago, IL | 2014 |
| Jessica Gruber | 1841959004 | Doula | Takoma Park, MD | 2021 |
| Jessica Gruber, DDS | 1992320196 | Dentist | Glendale, WI | 2020 |
| Jill Gruber, P.T. | 1194787572 | Physical Therapist | Harrisburg, PA | 2006 |
| Jillian Gruber | 1194686683 | Behavior Analyst | San Diego, CA | 2025 |
| Jillian Gruber | 1437045457 | Social Worker | Springdale, OH | 2025 |
| Jillian Gruber, MD | 1538699772 | Orthopaedic Surgery Physician | Cambridge, MA | 2017 |
| Joachim Gruber, MD | 1265546576 | Emergency Medicine Physician | Elizabethtown, KY | 2006 |
| Joanie Gruber, MA, MSW, LISW | 1972680395 | Clinical Social Worker | Sharonville, OH | 2006 |
| Joann Gruber, NP | 1780609719 | Psychiatric/Mental Health Nurse Practitioner | Ashland, OR | 2006 |
| Jocelyn Gruber | 1063801561 | Behavior Analyst | Grove City, PA | 2015 |
| John Gruber, RPH, CGP, FASCP | 1750452942 | Geriatric Pharmacist | Edwardsville, IL | 2006 |
| John Gruber, M.D. | 1881937845 | Cardiovascular Disease Physician | Wyomissing, PA | 2013 |
| Jonathan Gruber, D.O. | 1407141625 | Sports Medicine (Family Medicine) Physician | San Diego, CA | 2011 |
| Joseph Gruber, DDS | 1649395880 | General Practice Dentistry | Yorkville, IL | 2007 |
| Joshua Gruber, DO | 1144075755 | Student in an Organized Health Care Education/Training Program | Harrisburg, PA | 2024 |
| Joshua Gruber, M.D. | 1437441904 | Medical Oncology Physician | Dallas, TX | 2011 |
| Joshua Gruber, D.O. | 1497136402 | Emergency Medicine Physician | Philadelphia, PA | 2015 |
| Joshua Gruber | 1558090142 | Health & Wellness Coach | Petersburg, VA | 2022 |
| Joshua Gruber | 1710452644 | Athletic Trainer | Hillside, NJ | 2018 |
| Joshua Gruber, DDS | 1891120606 | General Practice Dentistry | Pocatello, ID | 2013 |
| Judith Gruber, LCSW | 1063964880 | Clinical Social Worker | Skokie, IL | 2016 |
| Judith Gruber, LCSW, CCET | 1649396458 | Clinical Social Worker | Niantic, CT | 2007 |
| Julie Gruber, LMHC, RN, MS | 1114266350 | Mental Health Counselor | Miami, FL | 2013 |
| Julie Gruber, RBT | 1588517445 | Behavior Technician | Columbia, SC | 2026 |
| Julie Gruber | 1740981505 | Marriage & Family Therapist | Solana Beach, CA | 2023 |
| Kailey Gruber, OTR | 1942832431 | Pediatric Occupational Therapist | New York, NY | 2020 |
| Kara Gruber, MA, CCC-SLP | 1033598149 | Speech-Language Pathologist | Iowa City, IA | 2015 |
| Karen Gruber, APRN | 1336478668 | Family Medicine Physician | Sarasota, FL | 2009 |
| Karen Gruber, CRNA | 1679672661 | Certified Registered Nurse Anesthetist | Lino Lakes, MN | 2006 |
| Kari Gruber | 1528325917 | Social Worker | Little Neck, NY | 2012 |
| Karl Gruber, MD | 1619944758 | Anatomic Pathology & Clinical Pathology Physician | N Charleston, SC | 2006 |
| Katelyn Gruber, MED., BCBA | 1346854361 | Behavior Analyst | Denver, CO | 2020 |
| Kathleen Gruber, MA | 1326021718 | Professional Counselor | Chicago, IL | 2005 |
| Kathryn Gruber, APN, NP | 1902238736 | Nurse Practitioner | Camden, NJ | 2013 |
| Katianna Gruber, BCBA | 1457990301 | Behavior Analyst | Oxford, GA | 2019 |
| Katrina Gruber, LPC-IT | 1063101723 | Professional Counselor | Greenfield, WI | 2023 |
| Kayla Gruber, LPCC | 1821416074 | Professional Counselor | Pierz, MN | 2014 |
| Kaylynn Gruber | 1295621159 | Military Health Care Provider | Fort Sam Houston, TX | 2025 |
| Kelly Gruber, RD, RD-N | 1417485582 | Registered Dietitian | Bridgeport, CT | 2017 |
| Kelly Gruber, APNP | 1790085637 | Nurse Practitioner | Eau Claire, WI | 2010 |
| Kelsey Gruber | 1174231468 | Personal Care Attendant | Huntington, WV | 2022 |
| Kendra Gruber, OTR - L | 1437280591 | Occupational Therapist | Macungie, PA | 2007 |
| Kimberly Gruber | 1073907713 | Family Nurse Practitioner | Buffalo, NY | 2015 |
| Kimberly Gruber, MA, LPC, NCC | 1669946430 | Professional Counselor | Fenton, MI | 2019 |
| Kimberly Gruber, LPC | 1689233595 | Professional Counselor | Warrington, PA | 2019 |
| Kirk Gruber | 1770710345 | Personal Care Attendant | Canton, OH | 2009 |
| Krista Gruber, FNP | 1851018774 | Nurse Practitioner | Wilmington, NC | 2022 |
| Kristen Gruber | 1285104448 | Pharmacist | Washington, PA | 2018 |
| Kristi Gruber, PA-C | 1316901176 | Physician Assistant | Hershey, PA | 2006 |
| Kristopher Gruber, PA-C | 1932916335 | Physician Assistant | Safford, AZ | 2024 |
| Lacey Gruber, BT | 1649983156 | Behavior Technician | Cass City, MI | 2022 |
| Laura Gruber, LMT | 1053891192 | Massage Therapist | Blaine, MN | 2018 |
| Laura Gruber, M.D. | 1073928834 | Physical Medicine & Rehabilitation Physician | White Plains, NY | 2014 |
| Laura Gruber, RD | 1275865008 | Registered Dietitian | Austin, TX | 2010 |
| Laura Gruber, IBCLC | 1417222977 | Lactation Consultant (Non-RN) | San Antonio, TX | 2012 |
| Lauren Gruber | 1174808851 | Physical Therapist | Lindenhurst, IL | 2011 |
| Lauren Gruber, DNP, FNP-C | 1770157273 | Family Nurse Practitioner | Ashland, OR | 2021 |
| Leah Gruber, OTD | 1093302556 | Physical Rehabilitation Occupational Therapist | Methuen, MA | 2020 |
| Leah Gruber, PA-C | 1629329727 | Physician Assistant | Fuquay Varina, NC | 2012 |
| Lee Gruber, M.D. | 1366578809 | Psychiatry Physician | White Plains, NY | 2007 |
| Leigha Gruber | 1124680541 | Behavior Technician | Silverdale, WA | 2019 |
| Lena Gruber, LCAT, ATR-BC | 1376347906 | Counselor | Brooklyn, NY | 2025 |
| Leslie Gruber, MOT,OTR/L | 1568637429 | Occupational Therapist | Peoria, IL | 2008 |
| Linda Gruber, L.AC. | 1154634046 | Acupuncturist | San Francisco, CA | 2010 |
| Lindsey Gruber, LMSW | 1679494603 | Social Worker | Virginia Beach, VA | 2026 |
| Lisa Gruber | 1922958990 | Registered Nurse | Colorado Springs, CO | 2026 |
| Lisa Gruber, M.D. | 1942291679 | Pediatrics Physician | Haverhill, MA | 2005 |
| Lori Gruber, OTR/L | 1396382081 | Occupational Therapist | North Tonawanda, NY | 2019 |
| Lucinda Gruber, M.D. | 1558777177 | Endocrinology, Diabetes & Metabolism Physician | Rochester, MN | 2014 |
| Lydia Gruber, OTD | 1265120018 | Occupational Therapist | Parker, CO | 2023 |
| Maggie Gruber | 1689361081 | Student in an Organized Health Care Education/Training Program | Palmer, AK | 2023 |
| Maha Gruber, M.A. | 1992103907 | Speech-Language Pathologist | San Antonio, TX | 2014 |
| Makenzie Gruber, CMS | 1811453194 | Addiction (Substance Use Disorder) Counselor | Portsmouth, OH | 2019 |
| Margaret Gruber | 1407611783 | Registered Nurse | Kirkland, WA | 2024 |
| Margaret Gruber, OTR | 1659890267 | Occupational Therapist | Oak Park, IL | 2017 |
| Marian Gruber, LMSW | 1487701595 | Clinical Social Worker | Yonkers, NY | 2007 |
| Marisa Gruber, BCBA, LBA | 1619647682 | Behavior Analyst | Riverdale, MD | 2021 |
| Mark Gruber, LMHC, CAP | 1194248112 | Mental Health Counselor | Pompano Beach, FL | 2017 |
| Mark Gruber, CRNA | 1205875911 | Certified Registered Nurse Anesthetist | Morehead City, NC | 2006 |
| Marney Gruber, M.D. | 1083857601 | Internal Medicine Physician | Harrison, NY | 2009 |
| Marni Gruber, M.S., CCC-SLP | 1912464439 | Speech-Language Pathologist | Marlton, NJ | 2019 |
| Martin Gruber, M.D. | 1528145802 | Pediatric Orthopaedic Surgery Physician | Stony Brook, NY | 2006 |
| Mary Gruber, PSYD | 1033646989 | Mental Health Counselor | Mount Gretna, PA | 2017 |
| Mary Gruber, CNS | 1306472782 | Gerontology Clinical Nurse Specialist | Saint Paul, MN | 2020 |
| Mary Gruber | 1700284197 | Home Health Aide | Batavia, OH | 2014 |
| Mary Gruber | 1710786637 | Personal Care Attendant | Cozad, NE | 2025 |
| Mary Gruber, L.C.S.W. | 1962785576 | Clinical Social Worker | Skokie, IL | 2011 |
| Matthew Gruber, DDS | 1922187434 | General Practice Dentistry | Westerville, OH | 2006 |
| Maxwell Gruber | 1649759531 | Student in an Organized Health Care Education/Training Program | Columbus, OH | 2018 |
| Meegan Gruber, MD/PHD | 1144286006 | Plastic Surgery Physician | Tampa, FL | 2006 |
| Megan Gruber, ARNP | 1558528364 | Family Nurse Practitioner | Bellingham, WA | 2008 |
| Megan Gruber, D.O. | 1629425947 | Clinical Cardiac Electrophysiology Physician | Louisville, KY | 2016 |
| Melinda Gruber, M.D. | 1962449041 | Family Medicine Physician | Santa Claus, IN | 2006 |
| Melissa Gruber | 1306389176 | Speech-Language Pathologist | Bronx, NY | 2016 |
| Melissa Gruber, BA | 1881871994 | Counselor | Lebanon, PA | 2008 |
| Melvin Gruber, MD | 1912019332 | Dermatology Physician | Turnersville, NJ | 2006 |
| Michael Gruber, RPH | 1073805206 | Pharmacist | Carrollton, KY | 2011 |
| Michael Gruber, DMD | 1164508271 | Dentist | Parsippany, NJ | 2006 |
| Michael Gruber, M D PC | 1225032998 | Family Medicine Physician | Alamosa, CO | 2005 |
| Michael Gruber, CRNA | 1316098718 | Certified Registered Nurse Anesthetist | Augusta, GA | 2007 |
| Michael Gruber, MD | 1316958275 | Anesthesiology Physician | Spokane, WA | 2006 |
| Michael Gruber, DDS | 1447352893 | Dentist | Aptos, CA | 2006 |
| Michael Gruber, MD | 1578671699 | Critical Care Medicine (Internal Medicine) Physician | Bozeman, MT | 2006 |
| Michael Gruber, CRNA | 1770705949 | Certified Registered Nurse Anesthetist | Chicago, IL | 2007 |
| Michael Gruber, MD | 1902993991 | Orthopaedic Surgery Physician | Newnan, GA | 2006 |
| Michael Gruber, PH.D | 1972840833 | Counseling Psychologist | New York, NY | 2013 |
| Michelle Gruber | 1073911376 | Specialist | Brooklyn, NY | 2014 |
| Miela Gruber, N.D. | 1578696126 | Naturopath | West Hartford, CT | 2007 |
| Molly Gruber, DO | 1104323393 | Family Medicine Physician | Edina, MN | 2018 |
| Molly Gruber, CDCA | 1124331186 | Addiction (Substance Use Disorder) Counselor | Chillicothe, OH | 2010 |
| Molly Gruber, LMFT | 1235911702 | Marriage & Family Therapist | Los Angeles, CA | 2023 |
| Molly Gruber, LGPC | 1639068307 | Mental Health Counselor | Towson, MD | 2025 |
| Monica Gruber, APRN | 1437745189 | Primary Care Nurse Practitioner | Largo, FL | 2020 |
| Nancie Gruber, PT | 1821305954 | Physical Therapist | Madisonville, KY | 2010 |
| Natalie Gruber | 1699582056 | Physician Assistant | Worthington, OH | 2024 |
| Nelson Gruber, M.D. | 1679554158 | Psychiatry Physician | Houston, TX | 2005 |
| Nicole Gruber, CRNP | 1356686711 | Family Medicine Physician | Pittsburgh, PA | 2012 |
| Nikki Gruber | 1174915888 | Driver | Grand Rapids, MN | 2015 |
| Noreen Gruber, LPC | 1477722106 | Professional Counselor | Tualatin, OR | 2008 |
| Patricia Gruber, LMT | 1295963023 | Massage Therapist | Lakeland, FL | 2009 |
| Patricia Gruber, MS | 1558027060 | Nutritionist | Grafton, WI | 2021 |
| Paul Gruber, M.D. | 1134547656 | Dermatology Physician | Saint Peters, MO | 2014 |
| Paul Gruber, DDS | 1306808795 | General Practice Dentistry | Sheboygan, WI | 2006 |
| Paula Gruber, M.S. | 1104194885 | Nutrition Education Nutritionist | New Castle, PA | 2011 |
| Peter Gruber, M.D,. PH.D | 1053409458 | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | New Haven, CT | 2006 |
| Peter Gruber, M.D. | 1679641245 | Emergency Medicine Physician | Bronx, NY | 2006 |
| Peyton Gruber, PA-S | 1174244396 | Physician Assistant | North Augusta, SC | 2022 |
| Phillip Gruber, MD | 1013109321 | Emergency Medicine Physician | Los Angeles, CA | 2007 |
| Phillip Gruber | 1750950564 | Pharmacist | Cincinnati, OH | 2021 |
| Phillip Gruber, R.PH. | 1770591281 | Pharmacist | Moneta, VA | 2006 |
| Rachel Gruber, LAT. ATC | 1063887859 | Athletic Trainer | Richmond, VA | 2015 |
| Rachel Gruber | 1356734529 | Athletic Trainer | Sauk Centre, MN | 2015 |
| Rebecca Gruber, MS. ED. LSC/LPC | 1588188866 | Mental Health Counselor | Union, OH | 2017 |
| Rebecca Gruber, NP | 1740578475 | Nurse Practitioner | Eau Claire, WI | 2011 |
| Regina Gruber, M.D. | 1861414831 | Pediatrics Physician | Goshen, NY | 2006 |
| Renata Gruber, ARNP | 1528160363 | Advanced Practice Midwife | Spokane, WA | 2006 |
| Robert Gruber, RPH | 1013361336 | Pharmacist | Moundsville, WV | 2016 |
| Robert Gruber | 1285837419 | Acupuncturist | Salinas, CA | 2007 |
| Robert Gruber, MS LPC LSW | 1295785350 | Social Worker | St Cloud, MN | 2006 |
| Robert Gruber | 1497956155 | Social Worker | Corvallis, OR | 2007 |
| Robert Gruber, DO | 1871564732 | Physical Medicine & Rehabilitation Physician | Tampa, FL | 2006 |
| Robin Gruber, MS SPECIAL EDUCATION | 1548599889 | Case Manager/Care Coordinator | Reading, PA | 2009 |
| Robyn Gruber, LPC | 1144551037 | Professional Counselor | Marietta, GA | 2010 |
| Ronald Gruber, ATC | 1124085683 | Athletic Trainer | Morehead, KY | 2006 |
| Ross Gruber, DDS | 1720188071 | Pediatric Dentistry | East Patchogue, NY | 2006 |
| Ryan Gruber, M.ED. | 1396207700 | Mental Health Counselor | Birdsboro, PA | 2019 |
| Sabrina Gruber | 1023811395 | Student in an Organized Health Care Education/Training Program | West Bend, WI | 2025 |
| Samantha Gruber, CNP | 1073193900 | Psychiatric/Mental Health Nurse Practitioner | Wapakoneta, OH | 2021 |
| Sarah Gruber, LPC-IT | 1275903643 | Professional Counselor | Janesville, WI | 2015 |
| Sarah Gruber, PHARMD | 1447962477 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Cold Spring, KY | 2022 |
| Sarah Gruber | 1639602030 | Family Medicine Physician | Everett, WA | 2017 |
| Sarah Gruber, MD | 1710556998 | Internal Medicine Physician | Chicago, IL | 2021 |
| Sarah Gruber, CCC-SLP | 1811699861 | Speech-Language Pathologist | New Windsor, NY | 2023 |
| Sarah-Jane Gruber, FNP | 1730794090 | Family Nurse Practitioner | Sterling, VA | 2020 |
| Sari Gruber, O.D. | 1649452459 | Optometrist | Sandy Springs, GA | 2007 |
| Scott Gruber, D.P.M. | 1629177837 | Podiatrist | Palmerton, PA | 2006 |
| Scott Gruber, MD, PHD | 1790722213 | Surgery Physician | Detroit, MI | 2006 |
| Sharon Gruber, PSY.D. | 1013100635 | Clinical Psychologist | Mission Viejo, CA | 2007 |
| Shay Gruber, DNP, APRN, FNP-C | 1346921780 | Nurse Practitioner | Rochester, MN | 2023 |
| Sheree Gruber, FNP-BC | 1134901879 | Family Nurse Practitioner | Weston, WV | 2023 |
| Shoshana Gruber, NP-C | 1326709155 | Family Nurse Practitioner | Brighton, MI | 2022 |
| Stacey Gruber, P.C., M.S.LAC | 1306100656 | Acupuncturist | Fort Collins, CO | 2012 |
| Stacey Gruber, MD | 1790948073 | Neurology Physician | Bradenton, FL | 2008 |
| Stacy Gruber, CPSW | 1891669172 | Peer Specialist | Fort Wingate, NM | 2025 |
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).