Providers Lise Greenberg, MD to Samantha Greenberg
300 individual NPIs in the federal registry, part 8,265 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. 111 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Lise Greenberg, MD | 1932187390 | Family Medicine Physician | Belcamp, MD | 2006 |
| Lora Greenberg, P.A. | 1619949906 | Medical Physician Assistant | Greenville, TX | 2006 |
| Loren Greenberg, MS, MD | 1730241357 | Geriatric Medicine (Internal Medicine) Physician | New Haven, CT | 2006 |
| Lori Greenberg, MA, LAC | 1083574677 | Counselor | Phoenix, AZ | 2025 |
| Lori Greenberg, BCBA | 1225545833 | Behavior Analyst | Tampa, FL | 2018 |
| Lorie Greenberg, M.D. | 1477689412 | Pediatrics Physician | Nyack, NY | 2007 |
| Luke Greenberg, DPT, CSCS, ART | 1619227949 | Orthopedic Physical Therapist | New York, NY | 2012 |
| Lydia Greenberg | 1316720832 | Psychologist | Chicago, IL | 2023 |
| Lynn Greenberg, OTR | 1245372143 | Specialist | Dallas, TX | 2007 |
| Lynn Greenberg, LCSW | 1386855864 | Clinical Social Worker | Santa Monica, CA | 2007 |
| Lynn Greenberg, RD, LD, MS | 1962512350 | Registered Dietitian | Baltimore, MD | 2006 |
| Mackenzie Greenberg | 1295603835 | Community Health Worker | Salt Lake City, UT | 2025 |
| Mae Greenberg, LMHC | 1134446495 | Mental Health Counselor | Coral Gables, FL | 2010 |
| Maeve Greenberg, MD | 1548889652 | Psychosomatic Medicine Physician | Sacramento, CA | 2020 |
| Malcolm Greenberg, D.D.S. | 1447358148 | Dentist | Saginaw, MI | 2006 |
| Mallory Greenberg | 1740964881 | Behavior Technician | Lake Worth, FL | 2023 |
| Mandy Greenberg, M.D. | 1043414436 | Surgical Oncology Physician | Norwalk, CT | 2007 |
| Manon Greenberg, M.S., CCC-SLP | 1144400490 | Speech-Language Pathologist | Wilmington, DE | 2007 |
| Mara Greenberg, MD | 1104994177 | Gynecology Physician | Oakland, CA | 2006 |
| Marc Greenberg, MD | 1093779431 | Pediatric Ophthalmology and Strabismus Specialist Physician | Marietta, GA | 2006 |
| Marc Greenberg, O.D. | 1144291246 | Optometrist | Yonkers, NY | 2006 |
| Marc Greenberg, D.P.M. | 1659395689 | Podiatrist | Dayton, OH | 2006 |
| Marc Greenberg, LCSW | 1720231269 | Clinical Social Worker | Hallandale Beach, FL | 2008 |
| Marc Greenberg, R.PH. | 1740567387 | Pharmacist | Howell, NJ | 2011 |
| Marc Greenberg, MD | 1750919205 | Orthopaedic Surgery Physician | East Providence, RI | 2020 |
| Marc Greenberg, M.D. | 1811033525 | Surgery Physician | New York, NY | 2007 |
| Marcia Greenberg, P.T. | 1912046517 | Physical Therapist | Los Angeles, CA | 2007 |
| Marcy Greenberg | 1639323819 | Pediatric Physical Therapist | Brooklyn, NY | 2008 |
| Margie Greenberg, R.D. | 1093364549 | Registered Dietitian | Mount Kisco, NY | 2019 |
| Maria Greenberg | 1558008524 | Behavior Technician | Frederick, MD | 2022 |
| Marian Greenberg, MSW | 1114062015 | Clinical Social Worker | Middlebury, VT | 2007 |
| Marianne Greenberg, CRNP | 1649291089 | Obstetrics & Gynecology Nurse Practitioner | Abington, PA | 2006 |
| Marilyn Greenberg, M.A.,CCC | 1427180017 | Speech-Language Pathologist | Mercerville, NJ | 2007 |
| Marilyn Greenberg, LPC | 1578628475 | Mental Health Counselor | Washington, DC | 2006 |
| Marissa Greenberg | 1063240893 | Marriage & Family Therapist | Gardena, CA | 2024 |
| Marissa Greenberg, CCC-SLP | 1851826200 | Speech-Language Pathologist | Brooklyn, NY | 2017 |
| Marjorie Greenberg, LCSW | 1477766988 | Clinical Social Worker | New York, NY | 2007 |
| Mark Greenberg, MD | 1033104666 | Specialist | Irving, TX | 2005 |
| Mark Greenberg, M.A. | 1033944905 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2024 |
| Mark Greenberg, M.D. | 1043219967 | Pediatrics Physician | Frontenac, MO | 2005 |
| Mark Greenberg, MD | 1053374637 | Clinical Cardiac Electrophysiology Physician | Lebanon, NH | 2006 |
| Mark Greenberg, O.D. | 1124008586 | Optometrist | Pearl River, NY | 2006 |
| Mark Greenberg, MD | 1205855533 | Neurological Surgery Physician | Tampa, FL | 2006 |
| Mark Greenberg, M.D. | 1275501454 | Allergy Physician | Fort Myers, FL | 2006 |
| Mark Greenberg, PT | 1285689927 | Physical Therapist | Milford, MA | 2006 |
| Mark Greenberg, LISW | 1346664109 | Clinical Social Worker | Urbana, OH | 2014 |
| Mark Greenberg, MD | 1376628149 | Critical Care Medicine (Internal Medicine) Physician | Bronx, NY | 2006 |
| Mark Greenberg, PH.D. | 1417151523 | Clinical Neuropsychologist | Boston, MA | 2007 |
| Mark Greenberg, MD | 1447293345 | Diagnostic Radiology Physician | Topeka, KS | 2006 |
| Mark Greenberg, M.D. | 1629018122 | Urology Physician | Tyler, TX | 2006 |
| Mark Greenberg, M.D. | 1710906375 | Pediatric Anesthesiology Physician | San Diego, CA | 2006 |
| Mark Greenberg, PH.D. | 1871522383 | Clinical Psychologist | Pottstown, PA | 2006 |
| Mark Greenberg, DDS | 1912012147 | Prosthodontics | Davie, FL | 2006 |
| Mark Greenberg, M.D. | 1982793931 | Specialist | Ashland, OR | 2006 |
| Mark Greenberg, MD | 1992757405 | Rheumatology Physician | Saint Joseph, MI | 2006 |
| Marlene Greenberg, M.D. | 1487671012 | Family Medicine Physician | Paoli, IN | 2006 |
| Marna Greenberg, DO | 1316975204 | Emergency Medicine Physician | Allentown, PA | 2006 |
| Marni Greenberg, PSY.D. | 1215183975 | Clinical Psychologist | San Diego, CA | 2008 |
| Marni Greenberg, M.S., CCC-SLP | 1376191759 | Speech-Language Pathologist | North Bethesda, MD | 2019 |
| Marshall Greenberg, D.M.D. | 1467665463 | Orthodontics and Dentofacial Orthopedics Dentistry | Ansonia, CT | 2007 |
| Martin Greenberg | 1104083112 | General Practice Dentistry | Brooklyn, NY | 2008 |
| Martin Greenberg, DMD | 1154559870 | Orthodontics and Dentofacial Orthopedics Dentistry | Jacksonville, FL | 2009 |
| Martin Greenberg, DDS | 1275579450 | Oral & Maxillofacial Surgery (D.M.D.) | Philadelphia, PA | 2006 |
| Martin Greenberg | 1548584287 | Psychologist | Sacramento, CA | 2010 |
| Martin Greenberg | 1578600581 | Obstetrics & Gynecology Physician | Jamaica, NY | 2007 |
| Martin Greenberg, M.D | 1669698528 | Specialist | Chicago, IL | 2007 |
| Martin Greenberg | 1710016837 | Psychiatry Physician | San Diego, CA | 2007 |
| Martin Greenberg, M.D. | 1760474308 | Pulmonary Disease Physician | Livingston, NJ | 2005 |
| Martin Greenberg, MD | 1811969421 | Neurological Surgery Physician | Boca Raton, FL | 2006 |
| Mary Greenberg, RN | 1568764116 | Registered Nurse | Tucson, AZ | 2010 |
| Mary Greenberg, RN | 1881666758 | Administrator Registered Nurse | Washington, DC | 2006 |
| Mary Kay Greenberg, MD | 1811096571 | Pediatrics Physician | Westlake, OH | 2006 |
| Marybeth Greenberg | 1619693850 | Mental Health Counselor | Hicksville, NY | 2022 |
| Mathew Greenberg, MD | 1083819551 | Anatomic Pathology & Clinical Pathology Physician | Portland, OR | 2007 |
| Matt Greenberg, LCSW | 1659651800 | Clinical Social Worker | Stamford, CT | 2011 |
| Matthew Greenberg, D.C. | 1003927914 | Chiropractor | Oak Brook, IL | 2006 |
| Matthew Greenberg, L.AC | 1194962472 | Acupuncturist | Greenlawn, NY | 2009 |
| Matthew Greenberg | 1285138156 | Diagnostic Radiology Physician | Durham, NC | 2018 |
| Matthew Greenberg, MD | 1477765964 | Emergency Medicine Physician | Berlin, VT | 2007 |
| Matthew Greenberg | 1700764487 | Physical Therapist | New York, NY | 2025 |
| Matthew Greenberg, DPT | 1992951610 | Physical Therapist | Las Vegas, NV | 2008 |
| Max Greenberg, MD | 1184373920 | Student in an Organized Health Care Education/Training Program | Stony Brook, NY | 2022 |
| Max Greenberg | 1639031172 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2025 |
| Maximanova Greenberg, AACR | 1235613514 | Social Worker | Seattle, WA | 2018 |
| Maxina Greenberg, DDS | 1407214117 | General Practice Dentistry | Columbia, MD | 2016 |
| Maxine Greenberg, MSW | 1861463846 | Clinical Social Worker | Fairfield, CT | 2006 |
| Maya Greenberg, DO | 1871788091 | Pediatrics Physician | Bethlehem, PA | 2007 |
| Megan Greenberg | 1538819495 | Student in an Organized Health Care Education/Training Program | New Brunswick, NJ | 2022 |
| Megan Greenberg, FNP | 1740623420 | Family Nurse Practitioner | Orange, CA | 2013 |
| Meidad Greenberg, MD | 1205293156 | Student in an Organized Health Care Education/Training Program | Bronx, NY | 2016 |
| Meir Greenberg, M.D. | 1063596575 | Obstetrics & Gynecology Physician | Bayside, NY | 2006 |
| Meirav Greenberg, APRN | 1154800233 | Nurse Practitioner | Plantation, FL | 2018 |
| Melanie Greenberg, PH.D. | 1114166568 | Clinical Psychologist | San Diego, CA | 2009 |
| Melissa Greenberg, MPAS, PA-C | 1083956189 | Physician Assistant | Johnston, RI | 2013 |
| Melissa Greenberg, PSYD | 1528556065 | Clinical Psychologist | New York, NY | 2018 |
| Melissa Greenberg | 1548817364 | Peer Specialist | Lake Elsinore, CA | 2019 |
| Melissa Greenberg | 1578343307 | Community Health Worker | West Valley, UT | 2023 |
| Melissa Greenberg | 1871862235 | Speech-Language Pathologist | Yonkers, NY | 2011 |
| Melissa Greenberg | 1962884593 | Clinical Social Worker | Beverly, MA | 2015 |
| Melody Greenberg, DDS | 1316386691 | General Practice Dentistry | North Tonawanda, NY | 2013 |
| Menachem Greenberg, MD | 1437899267 | Emergency Medicine Physician | Bronx, NY | 2022 |
| Mendel Greenberg | 1033086715 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2025 |
| Mendel Greenberg | 1215690144 | Social Worker | Lyndhurst, OH | 2021 |
| Meredith Greenberg, LMSW | 1295241008 | Social Worker | Amityville, NY | 2017 |
| Micah Greenberg | 1689510810 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2026 |
| Michael Greenberg, MD | 1043008121 | Student in an Organized Health Care Education/Training Program | Nashville, TN | 2025 |
| Michael Greenberg, M.D. | 1104213768 | Critical Care Medicine (Anesthesiology) Physician | Baltimore, MD | 2015 |
| Michael Greenberg | 1164537379 | Internal Medicine Physician | New Orleans, LA | 2006 |
| Michael Greenberg | 1174011340 | Anesthesiology Physician | Chapel Hill, NC | 2018 |
| Michael Greenberg, PHD | 1194229914 | Clinical Psychologist | Los Angeles, CA | 2018 |
| Michael Greenberg, DMD | 1235125253 | General Practice Dentistry | Royersford, PA | 2005 |
| Michael Greenberg, MD | 1265479976 | Emergency Medicine Physician | Forest Hills, NY | 2006 |
| Michael Greenberg, PSY.D | 1336473073 | Clinical Psychologist | Silverdale, WA | 2009 |
| Michael Greenberg, MD | 1336962901 | Pediatrics Physician | Bethlehem, PA | 2024 |
| Michael Greenberg, LCSW-R, ACSW | 1346305901 | Clinical Social Worker | Selden, NY | 2006 |
| Michael Greenberg, OTR | 1346467313 | Occupational Therapist | Orland Park, IL | 2007 |
| Michael Greenberg, O.D. | 1366493413 | Optometrist | Chagrin Falls, OH | 2006 |
| Michael Greenberg, MD | 1376631978 | Cardiovascular Disease Physician | Washington, DC | 2006 |
| Michael Greenberg, PHYSICIAN ASSISTANT | 1386769511 | Physician Assistant | Placentia, CA | 2007 |
| Michael Greenberg, ANP | 1437586807 | Adult Health Nurse Practitioner | Garden City, NY | 2013 |
| Michael Greenberg, MD | 1538155635 | Anesthesiology Physician | Atlanta, GA | 2005 |
| Michael Greenberg, M.D. | 1548264120 | Radiation Oncology Physician | Cherry Hill, NJ | 2005 |
| Michael Greenberg, MD | 1649213166 | Emergency Medicine Physician | Philadelphia, PA | 2006 |
| Michael Greenberg, M.D. | 1679847545 | Forensic Pathology Physician | New York, NY | 2012 |
| Michael Greenberg, M.D. | 1700087814 | Hematology & Oncology Physician | New Rochelle, NY | 2007 |
| Michael Greenberg, PA | 1770665101 | Medical Physician Assistant | Overland Park, KS | 2006 |
| Michael Greenberg, D.C. | 1780623231 | Chiropractor | Cherry Hill, NJ | 2006 |
| Michael Greenberg, MD | 1801872452 | Anesthesiology Physician | Vancouver, WA | 2005 |
| Michael Greenberg, PA | 1851409213 | Physician Assistant | Ocala, FL | 2006 |
| Michael Greenberg | 1871533422 | Podiatrist | Richboro, PA | 2006 |
| Michael Greenberg, DC | 1881731859 | Chiropractor | Jenkintown, PA | 2007 |
| Michael Greenberg, M.D. | 1891788105 | Dermatology Physician | Elk Grove Village, IL | 2005 |
| Michael Greenberg, M.D. | 1902080468 | Emergency Medicine Physician | Pembroke Pines, FL | 2007 |
| Michael Greenberg, MD | 1932192150 | Neurology Physician | Waldorf, MD | 2005 |
| Michael Greenberg, PHV | 1972514685 | Psychologist | Dunedin, FL | 2006 |
| Michele Greenberg, MS CCCSLP | 1417140302 | Speech-Language Pathologist | Tampa, FL | 2007 |
| Michelle Greenberg, LCSW | 1184894487 | Clinical Social Worker | Green Village, NJ | 2008 |
| Michelle Greenberg, PHD | 1760881742 | Clinical Psychologist | Boca Raton, FL | 2014 |
| Michelle Greenberg, LCSW-C | 1881113157 | Clinical Social Worker | Fulton, MD | 2017 |
| Miggie Greenberg, MD | 1841216702 | Psychiatry Physician | St Louis, MO | 2006 |
| Mike Greenberg, D.C. | 1841389723 | Rehabilitation Chiropractor | Doraville, GA | 2006 |
| Miles Greenberg, N.D. | 1376679597 | Naturopath | Lihue, HI | 2007 |
| Mindy Greenberg, PA-C, MS | 1386625945 | Medical Physician Assistant | Dallas, TX | 2005 |
| Miriam Greenberg, BCBA | 1013503895 | Behavior Analyst | Lakewood, NJ | 2020 |
| Miriam Greenberg | 1114883287 | Counselor | Lakewood, NJ | 2026 |
| Miriam Greenberg, MA CCC-SLP | 1336409556 | Speech-Language Pathologist | Lakewood, NJ | 2012 |
| Miriam Greenberg, MD | 1669520334 | Internal Medicine Physician | Brooklyn, NY | 2007 |
| Mitchell Greenberg, PA | 1487642096 | Medical Physician Assistant | Orlando, FL | 2005 |
| Mitchell Greenberg, D.M.D. | 1871630764 | Endodontics | Kew Gardens, NY | 2007 |
| Mitchell Greenberg, D.C. | 1881796803 | Chiropractor | Melbourne, FL | 2006 |
| Mitchell Greenberg, MD | 1922502301 | Ophthalmology Physician | Tamarac, FL | 2018 |
| Molly Greenberg, PA | 1427571082 | Surgical Oncology Physician | New York, NY | 2017 |
| Mya Greenberg, D.M.D. | 1083758445 | General Practice Dentistry | Cairo, GA | 2007 |
| Myles Greenberg, M.D. | 1740297290 | Emergency Medicine Physician | Salt Lake City, UT | 2006 |
| Myrna Greenberg, RPH | 1588048268 | Pharmacist | New York, NY | 2015 |
| Myron Greenberg | 1447303771 | Clinical Social Worker | Brooklyn, NY | 2007 |
| Nanette Greenberg, LCSW | 1396975967 | Clinical Social Worker | New York, NY | 2009 |
| Naomi Greenberg, PT | 1457580789 | Physical Therapist | Washington, DC | 2009 |
| Naomi Greenberg | 1700350501 | Social Worker | New York, NY | 2019 |
| Naomi Greenberg | 1912169244 | Clinical Social Worker | Pittsburgh, PA | 2008 |
| Naomi Greenberg, OT | 1932562014 | Occupational Therapist | West Hempstead, NY | 2016 |
| Natalie Greenberg, LCSW | 1316487689 | Clinical Social Worker | New York, NY | 2017 |
| Natalie Greenberg | 1427220201 | Optometrist | Port Washington, NY | 2008 |
| Natalie Greenberg, ARNP | 1588169957 | Family Nurse Practitioner | Doral, FL | 2018 |
| Natalie Greenberg, ND | 1881474500 | Naturopath | La Jolla, CA | 2023 |
| Nechama Greenberg, RN | 1962009126 | School Registered Nurse | Far Rockaway, NY | 2020 |
| Ned Greenberg, DDS | 1902880552 | Dentist | Baltimore, MD | 2005 |
| Neil Greenberg, MD | 1558369876 | Cardiovascular Disease Physician | Staten Island, NY | 2005 |
| Nicole Greenberg, D.C. | 1003144023 | Chiropractor | Fort Pierce, FL | 2009 |
| Nicole Greenberg, DPT | 1073943460 | Pediatric Physical Therapist | White Plains, NY | 2013 |
| Noah Greenberg | 1568326072 | Clinical Social Worker | Del Rey Oaks, CA | 2025 |
| Noah Greenberg, PHARMD | 1801519335 | Pharmacist | Chantilly, VA | 2022 |
| Noam Greenberg, MD | 1730070236 | Student in an Organized Health Care Education/Training Program | West Hollywood, CA | 2025 |
| Nola Greenberg | 1598508004 | Behavior Technician | Fountain Valley, CA | 2024 |
| Norma Greenberg, OTRL | 1336351360 | Occupational Therapist | San Jose, CA | 2007 |
| Norman Greenberg | 1245971662 | Psychiatry Physician | New York, NY | 2022 |
| Oded Greenberg, M.D. | 1003892928 | Diagnostic Radiology Physician | Brooklyn, NY | 2005 |
| Orit Greenberg, MS CCC-SLP | 1861054017 | Speech-Language Pathologist | New York, NY | 2019 |
| Pamela Greenberg, M.A. | 1447439906 | Marriage & Family Therapist | San Francisco, CA | 2007 |
| Pamela Greenberg, LICSW | 1639189947 | Clinical Social Worker | Brookline, MA | 2006 |
| Pamela Greenberg, M.A. COUNSELING PSYC | 1700339330 | Mental Health Counselor | Cambridge, MA | 2016 |
| Patricia Greenberg, LCSW | 1164646634 | Clinical Social Worker | Nyack, NY | 2007 |
| Patti Greenberg | 1952536419 | Professional Counselor | Saint Louis, MO | 2009 |
| Paul Greenberg, DPM | 1134123110 | Foot Surgery Podiatrist | New York, NY | 2005 |
| Paul Greenberg, DPM | 1306955927 | Podiatrist | New York City, NY | 2006 |
| Paul Greenberg, M.D. | 1427057975 | Hematology & Oncology Physician | Flushing, NY | 2005 |
| Paul Greenberg, MD | 1467458331 | Ophthalmology Physician | Providence, RI | 2005 |
| Paul Greenberg, M.D. | 1497123236 | Anesthesiology Physician | Estes Park, CO | 2015 |
| Paul Greenberg, DPM | 1922174374 | Foot Surgery Podiatrist | Mechanicsville, VA | 2006 |
| Penina Greenberg | 1285232249 | Speech-Language Pathologist | Brooklyn, NY | 2020 |
| Peter Greenberg, MD | 1093728271 | Psychiatry Physician | San Francisco, CA | 2006 |
| Peter Greenberg, MD | 1568552859 | Radiation Oncology Physician | Palm Desert, CA | 2006 |
| Peter Greenberg, M.D. | 1912033978 | Hematology (Internal Medicine) Physician | Stanford, CA | 2007 |
| Philip Greenberg, MD | 1801971635 | Medical Oncology Physician | Seattle, WA | 2006 |
| Phillip Greenberg, M.D. | 1699726927 | Surgery Physician | Florence, SC | 2006 |
| Pietra Greenberg, M.D. | 1558338756 | Endocrinology, Diabetes & Metabolism Physician | Bronx, NY | 2006 |
| R. Greenberg, LMFT | 1720008170 | Mental Health Counselor | Tarzana, CA | 2006 |
| Rachael Greenberg | 1104654797 | Social Worker | Blue Ash, OH | 2024 |
| Rachael Greenberg, M.D. | 1467456145 | Ophthalmology Physician | Gurnee, IL | 2005 |
| Rachael Greenberg, OTR/L | 1598376717 | Occupational Therapist | Clifton, NJ | 2020 |
| Rachael Greenberg | 1780355487 | Specialist | Levittown, NY | 2021 |
| Rachel Greenberg | 1013495795 | Mental Health Counselor | Fort Lauderdale, FL | 2018 |
| Rachel Greenberg | 1033617691 | Clinical Social Worker | Worcester, MA | 2018 |
| Rachel Greenberg | 1033744867 | Addiction (Substance Use Disorder) Counselor | Santa Fe Springs, CA | 2020 |
| Rachel Greenberg | 1083855829 | Clinical Psychologist | San Pablo, CA | 2009 |
| Rachel Greenberg, CAP | 1255022281 | Addiction (Substance Use Disorder) Counselor | Boca Raton, FL | 2023 |
| Rachel Greenberg, CRNA | 1295462695 | Certified Registered Nurse Anesthetist | Arlington, VA | 2022 |
| Rachel Greenberg | 1346095478 | Student in an Organized Health Care Education/Training Program | Minneapolis, MN | 2024 |
| Rachel Greenberg, MA/CCC/SLP | 1366051393 | Speech-Language Pathologist | Hollywood, FL | 2020 |
| Rachel Greenberg, APRN | 1548526940 | Pediatric Nurse Practitioner | Hartford, CT | 2012 |
| Rachel Greenberg, MD | 1669268058 | Student in an Organized Health Care Education/Training Program | Brockton, MA | 2025 |
| Rachel Greenberg | 1679815575 | Counselor | Santa Monica, CA | 2013 |
| Rachel Greenberg, MD | 1720570872 | Urology Physician | Jamaica Plain, MA | 2018 |
| Rachel Greenberg, LCPC | 1780197087 | Professional Counselor | Westminster, MD | 2017 |
| Rachel Greenberg | 1790565505 | Athletic Trainer | Ashland, MA | 2023 |
| Rachel Greenberg | 1801039847 | Pediatrics Physician | Durham, NC | 2009 |
| Rachel Greenberg, OTR/L | 1801541941 | Occupational Therapist | Mooresville, NC | 2022 |
| Rachel Greenberg, M.S. | 1821378019 | Mental Health Counselor | Berkeley, CA | 2011 |
| Rachel Greenberg, MS | 1982427811 | Mental Health Counselor | Attleboro, MA | 2024 |
| Rachel Greenberg | 1992635866 | Speech-Language Pathologist | Bay City, MI | 2026 |
| Ralle Greenberg, LICSW | 1154818409 | Clinical Social Worker | Vineyard Haven, MA | 2018 |
| Ralph Greenberg, M.D. | 1205904745 | Internal Medicine Physician | Detroit, MI | 2006 |
| Randy Greenberg, APRN, CNM | 1235355892 | School Registered Nurse | North Charleston, SC | 2007 |
| Randy Greenberg, D.M.D. F.A.G.D. | 1699795260 | General Practice Dentistry | Wallingford, CT | 2006 |
| Randy Greenberg, CCC-SLP | 1972712479 | Speech-Language Pathologist | Potomac, MD | 2007 |
| Rebecca Greenberg, LCPC-C | 1245540905 | Professional Counselor | Saco, ME | 2010 |
| Rebecca Greenberg, POSTPARTUM DOULA | 1407654353 | Home Health Aide | Hamden, CT | 2025 |
| Rebecca Greenberg, PSYD | 1538202775 | Cognitive & Behavioral Psychologist | Seattle, WA | 2007 |
| Rebecca Greenberg, AU.D | 1679256184 | Audiologist | Bronx, NY | 2023 |
| Rebecca Greenberg, M.D. | 1801016050 | Acupuncturist | Wilmington, DE | 2007 |
| Rebecca Greenberg | 1861974719 | Behavior Analyst | Natick, MA | 2018 |
| Reesa Greenberg, PHD | 1548334279 | Psychologist | Bangor, ME | 2006 |
| Renee Greenberg, RN, LAC | 1649496324 | Acupuncturist | San Diego, CA | 2007 |
| Rhonda Greenberg, PSYD | 1093741241 | Counseling Psychologist | Morristown, NJ | 2006 |
| Richard Greenberg, MD | 1154402949 | Pediatrics Physician | Salt Lake City, UT | 2006 |
| Richard Greenberg, D.P.M. | 1164425617 | Podiatrist | Cincinnati, OH | 2005 |
| Richard Greenberg, M.D. | 1235354655 | Anesthesiology Physician | Delmar, NY | 2007 |
| Richard Greenberg, MD | 1356339238 | Clinical Cardiac Electrophysiology Physician | Philadelphia, PA | 2005 |
| Richard Greenberg, MD | 1386756179 | Infectious Disease Physician | Lexington, KY | 2006 |
| Richard Greenberg, M.D. | 1518914787 | Urology Physician | Philadelphia, PA | 2006 |
| Richard Greenberg, D.D.S. | 1780805036 | Dentist | Cos Cob, CT | 2007 |
| Richard Greenberg, MD | 1902058852 | Neurological Surgery Physician | Charlotte, NC | 2008 |
| Richard Greenberg, MD | 1902803349 | Hematology & Oncology Physician | Voorhees, NJ | 2005 |
| Richard Greenberg, M.D. | 1962513564 | Surgical Critical Care Physician | Philadelphia, PA | 2006 |
| Rick Greenberg, PHD, LCSW | 1629163795 | Clinical Social Worker | New York, NY | 2006 |
| Rika Greenberg, RD | 1881416329 | Registered Dietitian | Boca Raton, FL | 2024 |
| Rima Greenberg, LCSW | 1831267137 | Clinical Social Worker | Nyc, NY | 2006 |
| Rivka Greenberg, PH.D | 1427274596 | Prescribing (Medical) Psychologist | New York, NY | 2007 |
| Robert Greenberg, M.D. | 1023078722 | Emergency Medicine Physician | Temple, TX | 2006 |
| Robert Greenberg, D.D.S. | 1215075643 | Endodontics | Chicago, IL | 2007 |
| Robert Greenberg, MD | 1255338836 | Dermatology Physician | Vernon, CT | 2005 |
| Robert Greenberg, LMHC | 1366804122 | Mental Health Counselor | Moab, UT | 2016 |
| Robert Greenberg, M.D. | 1376508556 | Anesthesiology Physician | Baltimore, MD | 2006 |
| Robert Greenberg, M.D. | 1376628032 | Emergency Medicine Physician | San Leandro, CA | 2006 |
| Robert Greenberg, MD | 1467531525 | Dermatology Physician | New York, NY | 2006 |
| Robert Greenberg, O.D. | 1467663641 | Corneal and Contact Management Optometrist | Pittsburgh, PA | 2007 |
| Robert Greenberg, MD | 1548245038 | Internal Medicine Physician | Brockton, MA | 2005 |
| Robert Greenberg, MD | 1568445997 | Pulmonary Disease Physician | Gainesville, FL | 2005 |
| Robert Greenberg, MD | 1639195316 | Dermatology Physician | San Ramon, CA | 2006 |
| Robert Greenberg, M.D. | 1669685905 | Pediatrics Physician | Chicago, IL | 2007 |
| Robert Greenberg, MD | 1710970827 | Sports Medicine (Orthopaedic Surgery) Physician | Murfreesboro, TN | 2005 |
| Robert Greenberg, O.D. | 1740343573 | Optometrist | Parlin, NJ | 2006 |
| Robert Greenberg | 1780348425 | Social Worker | Framingham, MA | 2021 |
| Robert Greenberg, M.F.T. | 1891979423 | Marriage & Family Therapist | Santa Rosa, CA | 2007 |
| Robert Greenberg, M.D. | 1912079070 | Geriatric Psychiatry Physician | Livingston, NJ | 2006 |
| Roberta Greenberg, MS CCC SLP | 1801803325 | Speech-Language Pathologist | Cooper City, FL | 2006 |
| Robin Greenberg, DPT | 1144695123 | Physical Therapist | Camillus, NY | 2015 |
| Robin Greenberg, LSW | 1235216920 | Social Worker | South Orange, NJ | 2006 |
| Robin Greenberg, LCSW LMFT | 1396526729 | Clinical Social Worker | Media, PA | 2023 |
| Robin Greenberg, MFT | 1487493714 | Marriage & Family Therapist | Kensington, CA | 2024 |
| Robyn Greenberg | 1700156254 | School Counselor | Philadelphia, PA | 2011 |
| Rochelle Greenberg, MA | 1497017750 | Case Manager/Care Coordinator | Uniondale, NY | 2012 |
| Rochelle Greenberg | 1740129808 | Student in an Organized Health Care Education/Training Program | Flushing, NY | 2026 |
| Roger Greenberg, M.D. | 1225055718 | Orthopaedic Surgery Physician | Denver, CO | 2006 |
| Ron Greenberg, DO | 1750398129 | Emergency Medicine Physician | Rochester, NH | 2006 |
| Ronald Greenberg, MD | 1114006327 | Gastroenterology Physician | New Hyde Park, NY | 2006 |
| Ronald Greenberg, MD | 1164478996 | Internal Medicine Physician | North Babylon, NY | 2006 |
| Ronald Greenberg, DC | 1407921448 | Chiropractor | Olney, IL | 2006 |
| Ronald Greenberg, RPH, MS | 1750560207 | Pharmacist | Norwich, NY | 2007 |
| Ronnie Greenberg, MSW LCSW | 1053413096 | Social Worker | Elizabeth, NJ | 2006 |
| Ronnie Greenberg, PSY.D. | 1124107628 | Clinical Psychologist | Chicago, IL | 2006 |
| Ronnie Greenberg, LCSW | 1164575148 | Clinical Social Worker | New York, NY | 2007 |
| Rori Greenberg | 1477366862 | Genetic Counselor (M.S.) | Burlington, VT | 2025 |
| Rosa Greenberg, OTR | 1063655934 | Occupational Therapist | Brooklyn, NY | 2009 |
| Rosalie Greenberg, MD | 1821164278 | Child & Adolescent Psychiatry Physician | Summit, NJ | 2006 |
| Ross Greenberg, D.O. | 1720021926 | Geriatric Psychiatry Physician | Chester, PA | 2006 |
| Ross Greenberg, M.D. | 1801884077 | Emergency Medicine Physician | Newnan, GA | 2005 |
| Ross Greenberg, MD | 1912576125 | Surgery Physician | Madison, WI | 2021 |
| Roy Greenberg, PHD | 1043289291 | Psychologist | Germantown, TN | 2006 |
| Roy Greenberg, D.D.S. | 1649422163 | General Practice Dentistry | Miami, FL | 2008 |
| Roy Greenberg, MD | 1790779478 | Family Medicine Physician | Folsom, CA | 2005 |
| Roy Greenberg, D.O. | 1912448002 | Hospitalist Physician | Lancaster, OH | 2017 |
| Ruth Greenberg, PH.D. | 1023005584 | Counseling Psychologist | Phila, PA | 2005 |
| Ruth Greenberg, MFT | 1962640300 | Marriage & Family Therapist | El Cerrito, CA | 2009 |
| Ryan Greenberg | 1225857428 | Behavior Technician | Nampa, ID | 2024 |
| Sally Greenberg | 1144161647 | Student in an Organized Health Care Education/Training Program | Roanoke, VA | 2026 |
| Samantha Greenberg, MD | 1174961692 | Family Medicine Physician | Kalispell, MT | 2013 |
| Samantha Greenberg, RD | 1235728171 | Registered Dietitian | Gainesville, FL | 2021 |
| Samantha Greenberg | 1568023430 | Counselor | Jamaica Plain, MA | 2019 |
| Samantha Greenberg | 1669990289 | Behavior Analyst | Palm Beach Gardens, FL | 2017 |
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).