Providers Gary Greenberg, M.D. to Lisa Greenberg, CNM
300 individual NPIs in the federal registry, part 8,264 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. 137 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Gary Greenberg, M.D. | 1720070683 | Cardiovascular Disease Physician | Seaside, OR | 2005 |
| Gary Greenberg, DMD FAGD | 1740383330 | Dentist | Syracuse, NY | 2006 |
| Gary Greenberg, MD | 1770580482 | Family Medicine Physician | Des Moines, IA | 2005 |
| Gary Greenberg, PH.D. | 1801942016 | Clinical Psychologist | Northbrook, IL | 2007 |
| Gary Greenberg, D.M.D. | 1902847643 | Dentist | Allentown, PA | 2006 |
| Genevieve Greenberg, DDS | 1932901535 | Student in an Organized Health Care Education/Training Program | New Orleans, LA | 2025 |
| Geoffrey Greenberg, M. D. | 1164522876 | Sleep Medicine (Internal Medicine) Physician | Yakima, WA | 2006 |
| George Greenberg, MD | 1770537789 | Specialist | Dodge City, KS | 2006 |
| Geraldine Greenberg, DC,LAC | 1568521839 | Chiropractor | Sherman Oaks, CA | 2006 |
| Geri Greenberg, LCSW | 1497879282 | School Social Worker | Des Plaines, IL | 2007 |
| Gilad Greenberg, M.D. | 1356425797 | Obstetrics & Gynecology Physician | Bayside, NY | 2006 |
| Gillian Greenberg, MD | 1891375176 | Student in an Organized Health Care Education/Training Program | Philadelphia, PA | 2021 |
| Glen Greenberg, PHD | 1336119346 | Clinical Neuropsychologist | Newark, DE | 2006 |
| Glen Greenberg | 1336972934 | Clinical Social Worker | St Petersburg, FL | 2024 |
| Grant Greenberg, MD, MA | 1245328772 | Family Medicine Physician | Roanoke, VA | 2006 |
| Grant Greenberg, L.C.S.W | 1528490075 | Clinical Social Worker | Portsmouth, VA | 2013 |
| Greg Greenberg, MD | 1013927441 | Hospitalist Physician | Redding, CA | 2006 |
| Greg Greenberg, DDS | 1164426854 | Orthodontics and Dentofacial Orthopedics Dentistry | Frisco, TX | 2005 |
| Gregory Greenberg, AGCNS-BC | 1083267702 | Clinical Nurse Specialist | Austin, TX | 2019 |
| Gregory Greenberg, PH.D. | 1174673768 | Psychologist | Bellevue, WA | 2007 |
| Gwen Greenberg, MSRD | 1205223757 | Registered Dietitian | West Long Branch, NJ | 2015 |
| Gwen Greenberg, D.P.M. | 1295704278 | Foot & Ankle Surgery Podiatrist | Allentown, PA | 2006 |
| Haley Greenberg | 1043034689 | Behavior Technician | Gaithersburg, MD | 2024 |
| Hali Greenberg, L.C.S.W. | 1487972584 | Clinical Social Worker | Plainview, NY | 2010 |
| Hannah Greenberg | 1376239525 | Physician Assistant | Charleston, SC | 2023 |
| Hannah Greenberg, DO | 1457931115 | Pediatrics Physician | Lansing, MI | 2021 |
| Harly Greenberg, MD | 1730249871 | Pulmonary Disease Physician | New Hyde Park, NY | 2006 |
| Harmony Greenberg, APRN | 1417834268 | Pediatric Nurse Practitioner | Pleasant Grove, UT | 2025 |
| Harry Greenberg, DMD | 1043370356 | General Practice Dentistry | Mount Holly, NJ | 2006 |
| Harry Greenberg, MD | 1417046384 | Neurology Physician | Ann Arbor, MI | 2006 |
| Harry Greenberg, MD | 1447276175 | Dermatology Physician | Las Vegas, NV | 2006 |
| Harry Greenberg, MD | 1689731200 | Gastroenterology Physician | Palo Alto, CA | 2007 |
| Harry Greenberg, LICSW | 1881188837 | Mental Health Counselor | Minneapolis, MN | 2018 |
| Harvey Greenberg, MD | 1689699985 | Radiation Oncology Physician | Orlando, FL | 2006 |
| Harvey Greenberg, MD | 1841282423 | Diagnostic Radiology Physician | Eden Prairie, MN | 2005 |
| Harvey Greenberg, M.D. | 1912000480 | Obstetrics Physician | El Paso, TX | 2006 |
| Hayley Greenberg | 1013748524 | School Psychologist | Lockeford, CA | 2024 |
| Hayley Greenberg, LCAT | 1457966939 | Art Therapist | New York, NY | 2020 |
| Heather Greenberg | 1104077551 | School Psychologist | Newark, DE | 2008 |
| Heather Greenberg, M.D. | 1407121684 | Endocrinology, Diabetes & Metabolism Physician | Morristown, NJ | 2012 |
| Heather Greenberg, MS, LPCC. | 1417345695 | Professional Counselor | Hayward, CA | 2014 |
| Heather Greenberg, PSYD | 1790141554 | Clinical Psychologist | Brooklyn, NY | 2016 |
| Henry Greenberg, DPM | 1477300705 | Foot & Ankle Surgery Podiatrist | Chicago, IL | 2024 |
| Henry Greenberg, M.D. | 1639162555 | Cardiovascular Disease Physician | New York, NY | 2005 |
| Herbert Greenberg, PH.D. | 1174705867 | Audiologist | Norcross, GA | 2007 |
| Holly Greenberg, MSW, LCSW | 1477862746 | Clinical Social Worker | Boulder, CO | 2010 |
| Holly Greenberg, MS, RDN | 1699488262 | Registered Dietitian | Chester, NJ | 2022 |
| Holly Greenberg, MFT | 1932597945 | Mental Health Counselor | San Francisco, CA | 2014 |
| Howard Greenberg, M.D. | 1104847508 | Hematology & Oncology Physician | New York, NY | 2006 |
| Howard Greenberg, RPH | 1932423514 | Pharmacist | Brooklyn, NY | 2010 |
| Ian Greenberg, MD | 1649791542 | Gastroenterology Physician | Dallas, TX | 2017 |
| Ilana Greenberg | 1790335123 | Student in an Organized Health Care Education/Training Program | New York, NY | 2019 |
| Ilissa Greenberg, PSYD | 1912236217 | Psychologist | Los Angeles, CA | 2009 |
| Ilyssa Greenberg, D.O. | 1598008427 | Pediatrics Physician | Marietta, GA | 2013 |
| Isaac Greenberg, PH.D. | 1558366690 | Clinical Psychologist | Arlington, MA | 2005 |
| Jack Greenberg | 1265302343 | Social Worker | Baltimore, MD | 2025 |
| Jack Greenberg, MD | 1366465460 | Family Medicine Physician | Albuquerque, NM | 2006 |
| Jack Greenberg, M.D. | 1508075193 | Family Medicine Physician | Brea, CA | 2007 |
| Jack Greenberg, MD | 1790784502 | Ophthalmology Physician | New York, NY | 2005 |
| Jacob Greenberg, M.ED., BCBA | 1316458110 | Behavior Analyst | Arcata, CA | 2017 |
| Jacob Greenberg, M.D. | 1649699240 | Pediatrics Physician | Sandy Springs, GA | 2014 |
| Jacob Greenberg | 1689377244 | Student in an Organized Health Care Education/Training Program | New Orleans, LA | 2023 |
| Jacob Greenberg, M.D. | 1801973888 | Surgery Physician | Durham, NC | 2006 |
| Jacob Greenberg, MD | 1902287220 | Neurological Surgery Physician | Saint Louis, MO | 2015 |
| Jacob Greenberg, MD | 1922020841 | Neonatal-Perinatal Medicine Physician | Pittsburgh, PA | 2006 |
| Jacob Greenberg, DO | 1972186724 | Internal Medicine Physician | Onancock, VA | 2021 |
| Jacques Greenberg, M.D. | 1033643994 | Surgery Physician | New York, NY | 2017 |
| Jake Greenberg | 1992476899 | Student in an Organized Health Care Education/Training Program | Oceanside, CA | 2021 |
| James Greenberg, M.D. | 1164412136 | Surgery Physician | Lake Geneva, WI | 2005 |
| James Greenberg, MD | 1427140318 | Neonatal-Perinatal Medicine Physician | Cincinnati, OH | 2006 |
| James Greenberg, MD | 1497859433 | Internal Medicine Physician | San Francisco, CA | 2006 |
| James Greenberg, LCSW | 1619178704 | Social Worker | Oakland, CA | 2007 |
| James Greenberg, MD | 1780658948 | Specialist | Pittsburgh, PA | 2006 |
| James Greenberg, MD | 1962491456 | Obstetrics & Gynecology Physician | Boston, MA | 2005 |
| Jamie Greenberg, MFT | 1053088443 | Marriage & Family Therapist | Los Osos, CA | 2021 |
| Jamie Greenberg, DPT | 1750999850 | Physical Therapist | Springtown, TX | 2020 |
| Jane Greenberg | 1558199851 | Surgical Physician Assistant | Rochester, NY | 2024 |
| Jane Greenberg, LMSW, OTR/L | 1669096640 | Social Worker | Silver Spring, MD | 2020 |
| Jane Greenberg, PH.D. | 1679543508 | Psychologist | Pottstown, PA | 2006 |
| Jane Greenberg, M.D. | 1841367109 | Psychiatry Physician | New York, NY | 2006 |
| Janice Greenberg, R.N.,N.P. | 1942372297 | Family Nurse Practitioner | Walnut Creek, CA | 2006 |
| Janie Greenberg, BS PHARMACY | 1245512524 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Chicago, IL | 2011 |
| Jann Greenberg, R.N. | 1386936169 | Pediatric Registered Nurse | Cincinnati, OH | 2011 |
| Jared Greenberg, M.D. | 1639128408 | Physical Medicine & Rehabilitation Physician | Appleton, WI | 2006 |
| Jared Greenberg, M.D. | 1649438227 | Critical Care Medicine (Internal Medicine) Physician | Burr Ridge, IL | 2008 |
| Jared Greenberg, M.D. | 1952479594 | Psychiatry Physician | Los Angeles, CA | 2006 |
| Jason Greenberg, O.D. | 1003977349 | Optometrist | Elmhurst, IL | 2006 |
| Jason Greenberg, MD | 1326667973 | Student in an Organized Health Care Education/Training Program | Saint Louis, MO | 2020 |
| Jason Greenberg, M.D. | 1497082648 | Pediatric Nephrology Physician | New Haven, CT | 2009 |
| Jason Greenberg | 1770606329 | Ophthalmology Physician | Louisville, KY | 2007 |
| Jason Greenberg, M.D. | 1912119629 | Anesthesiology Physician | San Francisco, CA | 2007 |
| Jason Greenberg, PH.D. | 1932113198 | Clinical Psychologist | New York, NY | 2006 |
| Jay Greenberg, MD | 1154322238 | Gynecology Physician | Hagerstown, MD | 2005 |
| Jay Greenberg, M.D. | 1396723359 | Pediatric Hematology & Oncology Physician | Fairfax, VA | 2006 |
| Jay Greenberg, DC | 1518060904 | Chiropractor | Red Wing, MN | 2006 |
| Jayson Greenberg, M.D. | 1538197173 | Otolaryngology Physician | Brighton, MI | 2006 |
| Jean Greenberg, ACSW, LCSW | 1699976878 | Clinical Social Worker | Greenwood Village, CO | 2007 |
| Jeanne Greenberg | 1235557513 | Speech-Language Pathologist | Encino, CA | 2014 |
| Jeffrey Greenberg, M.D. | 1134153885 | Internal Medicine Physician | Watertown, MA | 2006 |
| Jeffrey Greenberg, M.D. | 1154363117 | Radiation Oncology Physician | Plano, TX | 2006 |
| Jeffrey Greenberg, MD | 1215933957 | Cardiovascular Disease Physician | Peoria, AZ | 2005 |
| Jeffrey Greenberg, M.S. | 1245393727 | Genetic Counselor (M.S.) | Los Angeles, CA | 2006 |
| Jeffrey Greenberg, M.D. | 1326063587 | Pediatrics Physician | Rockville, MD | 2006 |
| Jeffrey Greenberg, PH.D. | 1386687796 | Psychologist | Livingston, NJ | 2006 |
| Jeffrey Greenberg, MD | 1407865314 | Orthopaedic Hand Surgery Physician | Indianapolis, IN | 2006 |
| Jeffrey Greenberg, MD | 1588642193 | Diagnostic Radiology Physician | Worcester, MA | 2006 |
| Jeffrey Greenberg, DMD | 1710248729 | General Practice Dentistry | Boston, MA | 2012 |
| Jeffrey Greenberg, DC | 1740255108 | Chiropractor | Miami, FL | 2006 |
| Jeffrey Greenberg, D.D.S. | 1841400801 | General Practice Dentistry | Encinitas, CA | 2007 |
| Jeffrey Greenberg, M.D. | 1902003205 | Obstetrics & Gynecology Physician | Massena, NY | 2007 |
| Jeffrey Greenberg, MD | 1982783981 | Rheumatology Physician | Summit, NJ | 2006 |
| Jenna Greenberg, M.D. | 1568726792 | Family Medicine Physician | Chelsea, MI | 2012 |
| Jennifer Greenberg, P.T. | 1114270865 | Physical Therapist | White Plains, NY | 2012 |
| Jennifer Greenberg, PCD, IBCLC | 1205165529 | Lactation Consultant (Non-RN) | Newton, MA | 2009 |
| Jennifer Greenberg | 1215644729 | Addiction (Substance Use Disorder) Counselor | North Hollywood, CA | 2022 |
| Jennifer Greenberg | 1427648146 | Clinical Social Worker | Plano, TX | 2021 |
| Jennifer Greenberg, LMSW | 1649423070 | Mental Health Counselor | Goshen, NY | 2008 |
| Jennifer Greenberg, MA, CCC-SLP | 1851545297 | Speech-Language Pathologist | Larchmont, NY | 2008 |
| Jennifer Greenberg, PSY.D. | 1871798454 | Clinical Psychologist | Boston, MA | 2007 |
| Jennifer Greenberg, LICSW, LCSW-C | 1891943809 | Clinical Social Worker | Bethesda, MD | 2008 |
| Jennifer Greenberg, LAPC, NCC | 1982491866 | Mental Health Counselor | Lancaster, PA | 2025 |
| Jeremy Greenberg, BCBA-D | 1174361190 | Behavior Analyst | Glenview, IL | 2024 |
| Jeremy Greenberg | 1285441949 | Professional Counselor | Princeton, NJ | 2024 |
| Jeremy Greenberg, M.D. | 1609142041 | Critical Care Medicine (Internal Medicine) Physician | Chattanooga, TN | 2012 |
| Jerome Greenberg, MD | 1376562181 | Internal Medicine Physician | Los Angeles, CA | 2006 |
| Jerome Greenberg, DC | 1700813201 | Chiropractor | Ny, NY | 2006 |
| Jerome Greenberg, OD | 1841286176 | Optometrist | Des Moines, IA | 2005 |
| Jerry Greenberg, M.D. | 1780643015 | Urology Physician | Tucson, AZ | 2006 |
| Jerry Greenberg, MD | 1962498766 | Cardiovascular Disease Physician | Vail, CO | 2005 |
| Jesse Greenberg, MD | 1932167038 | Clinical Cardiac Electrophysiology Physician | Brooklyn, NY | 2006 |
| Jessica Greenberg, OTR | 1134253123 | Occupational Therapist | Warrenville, IL | 2007 |
| Jessica Greenberg, M.S. | 1154319085 | Genetic Counselor (M.S.) | Minneapolis, MN | 2005 |
| Jessica Greenberg, MD | 1194218156 | Maternal & Fetal Medicine Physician | Edison, NJ | 2018 |
| Jessica Greenberg, NP | 1346886249 | Nurse Practitioner | Germantown, MD | 2019 |
| Jessica Greenberg | 1407647928 | Nurse Practitioner | Murray, UT | 2025 |
| Jessica Greenberg, PSY.D. | 1740612779 | Clinical Psychologist | Baltimore, MD | 2013 |
| Jessica Greenberg, FNP-BC | 1851283527 | Family Nurse Practitioner | Prescott, AZ | 2025 |
| Jessica Greenberg, LCSW | 1942930367 | Social Worker | Phoenix, AZ | 2022 |
| Jessica Greenberg, DMD | 1992915995 | Orthodontics and Dentofacial Orthopedics Dentistry | North Arlington, NJ | 2007 |
| Jill Greenberg, AUD | 1225752793 | Audiologist | Hinsdale, IL | 2022 |
| Jill Greenberg | 1316822885 | Day Training/Habilitation Specialist | Lincoln, NE | 2025 |
| Jillian Greenberg, N.P. | 1386050433 | Adult Health Nurse Practitioner | Boston, MA | 2014 |
| Jo Greenberg, CRNP | 1831595768 | Adult Health Nurse Practitioner | Bowie, MD | 2014 |
| Joan Greenberg, LCSW | 1093018608 | Clinical Social Worker | Great Neck, NY | 2010 |
| Joan Greenberg, IBCLC | 1649511510 | Lactation Consultant (Registered Nurse) | Brooklyn, NY | 2013 |
| Jodi Greenberg, RPH | 1346532553 | Pharmacist | Mooresville, NC | 2011 |
| Jodi Greenberg, AGACNP | 1679134787 | Acute Care Nurse Practitioner | New York, NY | 2019 |
| Jodi Greenberg | 1720115835 | Speech-Language Pathologist | Commack, NY | 2007 |
| Jody Greenberg, DPM | 1689780793 | Podiatrist | Mission Viejo, CA | 2006 |
| Joel Greenberg, PSY.D. | 1184957664 | Clinical Psychologist | West Des Moines, IA | 2009 |
| Joel Greenberg, D.O. | 1194838581 | Pediatrics Physician | Lansing, MI | 2006 |
| Joel Greenberg, M.D. | 1518909639 | Neurology Physician | Savannah, GA | 2006 |
| Joel Greenberg, MD | 1568457307 | Cardiovascular Disease Physician | Altamonte Springs, FL | 2005 |
| Joel Greenberg, OD | 1609830926 | Optometrist | Rochester, NY | 2006 |
| Johanna Greenberg, PA-C | 1013102979 | Physician Assistant | Stansbury Park, UT | 2007 |
| John Greenberg, M.D. | 1164452439 | Specialist | Somerville, NJ | 2006 |
| Jonah Greenberg | 1245810274 | Behavior Technician | Tigard, OR | 2021 |
| Jonas Greenberg, SWT | 1174336481 | Behavior Technician | Lansing, MI | 2025 |
| Jonathan Greenberg, MD | 1033107198 | Geriatric Psychiatry Physician | Enfield, CT | 2005 |
| Jonathan Greenberg, PHD | 1144727892 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2018 |
| Jonathan Greenberg, M.D. | 1245300029 | Child & Adolescent Psychiatry Physician | San Diego, CA | 2006 |
| Jonathan Greenberg, DC | 1386615482 | Chiropractor | Egg Harbor City, NJ | 2006 |
| Jonathan Greenberg, M.D. | 1609837749 | Anesthesiology Physician | Cooperstown, NY | 2006 |
| Jonathan Greenberg | 1659804060 | Psychiatry Physician | Durham, NC | 2017 |
| Jonathan Greenberg, MD | 1659834281 | Critical Care Medicine (Internal Medicine) Physician | Portland, OR | 2019 |
| Jonathan Greenberg | 1679184923 | Student in an Organized Health Care Education/Training Program | Yarmouth Port, MA | 2020 |
| Jonathan Greenberg, MD | 1801989025 | Internal Medicine Physician | Eastchester, NY | 2006 |
| Jonathan Greenberg | 1851127419 | Student in an Organized Health Care Education/Training Program | San Francisco, CA | 2024 |
| Jonathan Greenberg, D.M.D | 1851516892 | Periodontics | Hauppauge, NY | 2007 |
| Jonathan Greenberg, MBBCH | 1992189500 | Ophthalmology Physician | Wayne, NJ | 2015 |
| Jordan Greenberg, MA, MHC-LP | 1205707700 | Mental Health Counselor | New York, NY | 2025 |
| Jordan Greenberg, MD | 1215989108 | Pediatric Critical Care Medicine Physician | Seattle, WA | 2006 |
| Jordan Greenberg, DO | 1265881981 | Hospitalist Physician | Glenview, IL | 2016 |
| Jordan Greenberg, PA-C | 1376993246 | Physician Assistant | Rahway, NJ | 2016 |
| Jordan Greenberg, DDS | 1629218961 | Oral and Maxillofacial Surgery (Dentist) | Branford, CT | 2009 |
| Jordyn Greenberg | 1447936075 | Developmental Therapist | Stratham, NH | 2023 |
| Joseph Greenberg, DMD | 1013121037 | Prosthodontics | Villanova, PA | 2007 |
| Joseph Greenberg | 1033490966 | Social Worker | North Hollywood, CA | 2011 |
| Joseph Greenberg, M.D. | 1114169356 | Internal Medicine Physician | St Louis Park, MN | 2009 |
| Joseph Greenberg, PHD | 1306846514 | Psychologist | Pittsburgh, PA | 2005 |
| Joseph Greenberg, MD | 1912085937 | Specialist | San Rafael, CA | 2006 |
| Josephine Greenberg | 1346763109 | Certified Registered Nurse Anesthetist | Pennington, NJ | 2017 |
| Joshua Greenberg, M.D. | 1134482763 | Cardiovascular Disease Physician | Wyandotte, MI | 2012 |
| Joshua Greenberg, DPT | 1295111813 | Physical Therapist | Roaring Spring, PA | 2015 |
| Joshua Greenberg, DMD | 1467568717 | Periodontics | Camp Hill, PA | 2006 |
| Joshua Greenberg, M.D. | 1588646376 | Cardiovascular Disease Physician | Worcester, MA | 2005 |
| Joshua Greenberg, MD | 1770226243 | Family Medicine Physician | Maumee, OH | 2022 |
| Joshua Greenberg, MD | 1780831255 | Vascular Surgery Physician | Aurora, CO | 2008 |
| Joyce Greenberg, L.AC. | 1124185343 | Acupuncturist | Seattle, WA | 2007 |
| Judah Greenberg, M.D. | 1124288790 | MOHS-Micrographic Surgery Physician | Macon, GA | 2008 |
| Judith Greenberg, MD | 1437206554 | Child & Adolescent Psychiatry Physician | Cooperstown, NY | 2007 |
| Judith Greenberg, LCSW | 1851415699 | Clinical Social Worker | New York, NY | 2007 |
| Judy Greenberg, M.A. | 1801088828 | Counseling Psychologist | Brattleboro, VT | 2007 |
| Judy Greenberg, M.ED, LCSW | 1831105071 | Clinical Social Worker | Marietta, GA | 2006 |
| Julia Greenberg, LMHC-T | 1760003396 | Mental Health Counselor | Sag Harbor, NY | 2020 |
| Julia Greenberg | 1831779271 | Student in an Organized Health Care Education/Training Program | Palo Alto, CA | 2021 |
| Julianne Greenberg, M.D. | 1174573158 | Specialist | Fairfax, VA | 2006 |
| Julie Greenberg, LCSW | 1104042415 | Counselor | Chicago, IL | 2007 |
| Julie Greenberg | 1164704599 | Student in an Organized Health Care Education/Training Program | Novato, CA | 2011 |
| Julie Greenberg, ND | 1285276063 | Naturopath | Los Angeles, CA | 2019 |
| Julie Greenberg, LMFT | 1326431909 | Marriage & Family Therapist | Phila, PA | 2015 |
| Julie Greenberg, MS, OTR/L | 1356727549 | Occupational Therapist | Brooklyn, NY | 2015 |
| Julie Greenberg, RN | 1356961858 | Certified Registered Nurse Anesthetist | Syracuse, NY | 2020 |
| Julie Greenberg, O.D. | 1558382382 | Optometrist | Burlington, NJ | 2006 |
| Julie Greenberg, MD | 1770233603 | Student in an Organized Health Care Education/Training Program | Staten Island, NY | 2022 |
| Justin Greenberg, D.O. | 1710383187 | Pediatric Critical Care Medicine Physician | Los Angeles, CA | 2014 |
| Justine Greenberg, RPA-C | 1245568146 | Physician Assistant | Deer Park, NY | 2009 |
| Kaitlyn Greenberg, ATC | 1588340111 | Athletic Trainer | Middletown, NY | 2023 |
| Kaitlyn Greenberg, ARNP | 1790297729 | Nurse Practitioner | Saint Peters, MO | 2017 |
| Kalman Greenberg, LMHC | 1730212333 | Mental Health Counselor | Brooklyn, NY | 2007 |
| Karen Greenberg, LMSW | 1083951750 | Clinical Social Worker | Houston, TX | 2013 |
| Karen Greenberg, LCSW | 1144414210 | Clinical Social Worker | Evanston, IL | 2007 |
| Karen Greenberg, PHD | 1568793933 | Clinical Social Worker | Manassas, VA | 2010 |
| Karen Greenberg, MSW | 1891819561 | Clinical Social Worker | Morganville, NJ | 2007 |
| Karen Greenberg, DO | 1912041575 | Emergency Medicine Physician | Chester, PA | 2007 |
| Karen Greenberg, M.D. | 1942315098 | Psychiatry Physician | Brookline, MA | 2006 |
| Kari Greenberg, LCPC | 1689730368 | Professional Counselor | Whitefish, MT | 2006 |
| Karin Greenberg, DO | 1952309023 | Physical Medicine & Rehabilitation Physician | Pittsburgh, PA | 2005 |
| Katherine Greenberg, PSYD | 1417565581 | Clinical Psychologist | Boston, MA | 2020 |
| Katherine Greenberg, MD | 1497929806 | Pediatric Adolescent Medicine Physician | Rochester, NY | 2008 |
| Kathleen Greenberg, LISW | 1730341207 | Clinical Social Worker | Lakewood, OH | 2008 |
| Kathryn Greenberg, D.O. | 1114161429 | Diagnostic Radiology Physician | Federal Way, WA | 2009 |
| Kathryn Greenberg | 1356135826 | Personal Care Attendant | Lincoln, NE | 2025 |
| Katie Greenberg | 1659202869 | Public Health & General Preventive Medicine Physician | Troy, OH | 2026 |
| Katja Greenberg, DR.MED.DENT.,DDS, MS | 1497958532 | Periodontics | San Francisco, CA | 2007 |
| Kayla Greenberg, CCC-SLP | 1306649066 | Speech-Language Pathologist | Chapel Hill, NC | 2025 |
| Kayla Greenberg, NP | 1568713618 | Pediatric Nurse Practitioner | Boston, MA | 2012 |
| Kaylee Greenberg, OTR/L | 1225799463 | Occupational Therapist | Morton Grove, IL | 2022 |
| Keiko Greenberg | 1588807408 | Nephrology Physician | Baltimore, MD | 2009 |
| Keith Greenberg, D.O. | 1215008339 | Family Medicine Physician | New York, NY | 2006 |
| Kelly Greenberg | 1639535982 | Mental Health Counselor | Vancouver, WA | 2015 |
| Kenia Greenberg | 1982284402 | Family Nurse Practitioner | Flushing, NY | 2021 |
| Kenneth Greenberg, D.M.D. | 1053327908 | General Practice Dentistry | Hyde Park, MA | 2006 |
| Kenneth Greenberg | 1336448000 | Behavior Analyst | Las Vegas, NV | 2011 |
| Kenneth Greenberg, D.C. | 1386632602 | Chiropractor | San Diego, CA | 2005 |
| Kenneth Greenberg, MD | 1528047289 | Emergency Medicine Physician | Sunrise, FL | 2006 |
| Kenneth Greenberg, M.D. | 1750780813 | General Practice Physician | New York, NY | 2014 |
| Kenneth Greenberg, DDS | 1932673217 | General Practice Dentistry | Odessa, FL | 2019 |
| Kenneth Greenberg, D.O. | 1972587228 | Infectious Disease Physician | Denver, CO | 2005 |
| Kim Greenberg | 1487939120 | Mental Health Counselor | West Palm Beach, FL | 2011 |
| Kim Greenberg | 1598687170 | Occupational Therapist | Dwg, TX | 2026 |
| Kimberly Greenberg, OTD | 1104582972 | Occupational Therapist | Brookline, MA | 2021 |
| Kimberly Greenberg | 1962270744 | Specialist | Commack, NY | 2023 |
| Kristina Greenberg, RD, CSR | 1164065629 | Registered Dietitian | Zion Crossroads, VA | 2019 |
| Kristina Greenberg | 1275884868 | Clinical Social Worker | Cerritos, CA | 2012 |
| Larisa Greenberg, MD | 1144220385 | Medical Oncology Physician | Pittsburgh, PA | 2005 |
| Larrie Greenberg, MD | 1982782272 | Pediatrics Physician | Washington, DC | 2006 |
| Larry Greenberg, DDS | 1649457417 | Orthodontics and Dentofacial Orthopedics Dentistry | Houston, TX | 2008 |
| Laura Greenberg, MD | 1548307028 | Reproductive Endocrinology Physician | Portland, OR | 2007 |
| Laura Greenberg | 1639549678 | Physician Assistant | Long Island City, NY | 2015 |
| Laura Greenberg, PA-C | 1710460316 | Physician Assistant | Englewood, CO | 2018 |
| Lauren Greenberg, PH.D. | 1023491180 | Clinical Psychologist | Palo Alto, CA | 2015 |
| Lauren Greenberg, LCSW | 1033327457 | Mental Health Counselor | Austin, TX | 2007 |
| Lauren Greenberg, MD | 1043375850 | Plastic Surgery Physician | Menlo Park, CA | 2006 |
| Lauren Greenberg, LPC | 1255044848 | Mental Health Counselor | Columbus, OH | 2022 |
| Lauren Greenberg | 1477309375 | Behavior Technician | Pittston, PA | 2024 |
| Lauren Greenberg, LCPC | 1538581434 | Professional Counselor | Nottingham, MD | 2014 |
| Lauren Greenberg, OTR/L | 1982911988 | Occupational Therapist | New York, NY | 2010 |
| Laurence Greenberg, MD | 1831390103 | Psychiatry Physician | Irvine, CA | 2007 |
| Laurence Greenberg, PT, MS, M.ED. | 1972649440 | Orthopedic Physical Therapist | West Tisbury, MA | 2007 |
| Lauri Greenberg | 1184305302 | Marriage & Family Therapist | Los Angeles, CA | 2023 |
| Lauri Greenberg, MA,CCC | 1720006034 | Speech-Language Pathologist | Marmora, NJ | 2006 |
| Laurie Greenberg, MD | 1265470595 | Obstetrics & Gynecology Physician | San Diego, CA | 2006 |
| Laurie Greenberg, MD | 1548421951 | Family Medicine Physician | San Antonio, TX | 2008 |
| Laurie Greenberg, PH.D. | 1619031135 | Clinical Psychologist | New York, NY | 2006 |
| Lawrence Greenberg, M.D. | 1043348436 | Family Medicine Physician | San Pedro, CA | 2007 |
| Lawrence Greenberg, M.D. | 1134272149 | Psychiatry Physician | Cary, NC | 2007 |
| Lawrence Greenberg, MD | 1396707022 | Ophthalmology Physician | Needham, MA | 2006 |
| Lawrence Greenberg, M.D. | 1477675742 | Otolaryngology Physician | Elkins Park, PA | 2007 |
| Lawrence Greenberg, D.O. | 1568459196 | Nephrology Physician | Troy, MI | 2005 |
| Lawrence Greenberg, LCSW | 1619041431 | Clinical Social Worker | Wheeling, IL | 2006 |
| Lawrence Greenberg, D.O. | 1669884896 | Family Medicine Physician | Cooperstown, NY | 2014 |
| Leanna Greenberg, MS | 1669875134 | Mental Health Counselor | Pittsfield, MA | 2014 |
| Leanne Greenberg | 1053559658 | Marriage & Family Therapist | San Diego, CA | 2009 |
| Lee Greenberg, DPM | 1356785075 | Foot & Ankle Surgery Podiatrist | Park Ridge, NJ | 2013 |
| Lee Greenberg, CPO/LPO | 1992990105 | Orthotist | Palm Harbor, FL | 2007 |
| Leigh Greenberg, LCSW | 1154892743 | Clinical Social Worker | Tallahassee, FL | 2018 |
| Leon Greenberg, D.D.S. | 1447248554 | General Practice Dentistry | West New York, NJ | 2005 |
| Leonard Greenberg, PHD | 1023180486 | Family Psychologist | Lexington, MA | 2006 |
| Leslie Greenberg, MD | 1184629230 | Family Medicine Physician | Reno, NV | 2005 |
| Leslie Greenberg, DDS | 1801867619 | General Practice Dentistry | Parma, OH | 2006 |
| Leslie Greenberg, PH.D. | 1871588392 | Clinical Psychologist | Glen Allen, VA | 2005 |
| Leslie Greenberg, MD | 1871735118 | Pediatrics Physician | Princeton, NJ | 2009 |
| Leslie Greenberg, MD | 1952480337 | Anesthesiology Physician | Princeton, NJ | 2006 |
| Libby Greenberg, MD | 1215916853 | Internal Medicine Physician | Monroe, NY | 2006 |
| Lilli Greenberg | 1437924313 | Medical Physician Assistant | Salem, OR | 2023 |
| Lily Greenberg, MD | 1841859527 | Dermatology Physician | South Pasadena, CA | 2019 |
| Linda Greenberg, PT | 1477252658 | Physical Therapist | Schaumburg, IL | 2023 |
| Linda Greenberg, MS,RD,CDN | 1821167552 | Nutritionist | Brooklyn, NY | 2006 |
| Linda Greenberg | 1861860835 | Psychologist | Southampton, PA | 2015 |
| Linda Greenberg, MD | 1932148681 | Pediatrics Physician | Elkins Park, PA | 2006 |
| Lindsay Greenberg | 1932520152 | Mental Health Counselor | Denver, CO | 2013 |
| Lionell Greenberg, DDS | 1275628703 | Periodontics | Santa Monica, CA | 2006 |
| Lior Greenberg, M.D. | 1073560033 | Internal Medicine Physician | Rochester, NY | 2006 |
| Liora Greenberg | 1518433143 | Clinical Neuropsychologist | Danville, PA | 2018 |
| Lisa Greenberg, PH.D. | 1144410804 | Clinical Psychologist | Oakland, CA | 2007 |
| Lisa Greenberg, PH.D. | 1215034970 | Psychologist | Madison, NJ | 2006 |
| Lisa Greenberg, M.S. CCC-SLP | 1285965756 | Speech-Language Pathologist | Brooklyn, NY | 2010 |
| Lisa Greenberg | 1881717551 | Clinical Social Worker | Brooklyn, NY | 2007 |
| Lisa Greenberg, CNM | 1902940687 | Women's Health Nurse Practitioner | Seattle, WA | 2007 |
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).