Providers Victoria Giang to Sarah Giannella, APN
300 individual NPIs in the federal registry, part 7,693 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. 109 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Victoria Giang | 1750176434 | Student in an Organized Health Care Education/Training Program | San Antonio, TX | 2025 |
| Vivian Giang | 1487224317 | Counselor | Olympia, WA | 2021 |
| Vivian Giang | 1528791308 | Behavior Technician | Fairfield, CA | 2022 |
| Wendy Giang | 1609362730 | Speech-Language Assistant | Arcadia, CA | 2018 |
| Wendy Giang | 1609440106 | Adult Health Nurse Practitioner | Jersey City, NJ | 2021 |
| Wesley Giang | 1609404953 | Dentist | Turnersville, NJ | 2020 |
| William Giang, PHARMD | 1134793425 | Pharmacist | Houston, TX | 2021 |
| William Giang | 1386737518 | Internal Medicine Physician | Bronx, NY | 2006 |
| William Giang, MD | 1578098075 | General Practice Physician | Savannah, GA | 2017 |
| Willy Giang, DMD | 1669950234 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2018 |
| Lilly Giang Dean, DNP | 1780332189 | Family Nurse Practitioner | Louisville, KY | 2022 |
| Jenny Giang-Griesser, MD | 1144725045 | Family Medicine Physician | Seattle, WA | 2018 |
| Mark Giangardella, RPH | 1881789170 | Pharmacist | Canton, OH | 2006 |
| Nathan Giangardella | 1265182596 | Nurse Practitioner | Westerville, OH | 2022 |
| Susan Giangardella, RPH. | 1316038573 | Pharmacist | North Canton, OH | 2006 |
| Christopher Giangarlo, MS | 1457189847 | Mental Health Counselor | Jefferson Hills, PA | 2024 |
| Melyssa Giangarlo, M.S., CCC-SLP, MT-BC | 1427618792 | Speech-Language Pathologist | Alexandria, VA | 2019 |
| Anthony Giangarra | 1730055575 | Homemaker | Girard, OH | 2025 |
| Charles Giangarra, MD | 1205895000 | Orthopaedic Surgery Physician | Huntington, WV | 2006 |
| Katrina Giangarra, LAC DIPL OM | 1518418094 | Acupuncturist | Austin, TX | 2016 |
| Lori Giangarra, OT | 1467767392 | Occupational Therapist | Cocoa, FL | 2010 |
| Marsha Giangarra | 1659244333 | Driver | Mc Donald, OH | 2025 |
| Valarie Giangarra, PA-C | 1467201962 | Physician Assistant | San Diego, CA | 2024 |
| James Giangaspro | 1457723017 | Speech-Language Pathologist | Madison, NC | 2015 |
| Janelle Giangerelli, RDN | 1578216909 | Registered Dietitian | South San Francisco, CA | 2022 |
| Enrico Giangeruso, M.D. | 1568560134 | Anatomic Pathology & Clinical Pathology Physician | Alexandria, VA | 2006 |
| Annamarie Giangiacomo | 1952278665 | Counselor | Marietta, GA | 2025 |
| Annette Giangiacomo, MD | 1912929019 | Ophthalmology Physician | Green Bay, WI | 2006 |
| Faye Giangiacomo, MD | 1851595854 | Anatomic Pathology & Clinical Pathology Physician | Wichita, KS | 2007 |
| Joseph Giangiacomo, RPH | 1881767242 | Pharmacist | Rock Hill, NY | 2006 |
| Catherine Giangiacomo James, BS | 1992006746 | Student in an Organized Health Care Education/Training Program | Westerville, OH | 2010 |
| Kate Giangiobbe | 1003176496 | Case Manager/Care Coordinator | Syracuse, NY | 2012 |
| Abby Giangiordano, RD, LD | 1548756497 | Pediatric Nutrition Registered Dietitian | Cincinnati, OH | 2018 |
| Lauren Giangiordano | 1952834749 | Mental Health Counselor | Philadelphia, PA | 2017 |
| Stephanie Giangiuli | 1053931865 | Student in an Organized Health Care Education/Training Program | Aurora, CO | 2020 |
| Sydney Giangiuli | 1427699073 | Occupational Therapist | Washington, DC | 2019 |
| Angela Giangiulio | 1386212447 | Speech-Language Pathologist | Juneau, WI | 2021 |
| Ashley Giangiulio, BCBA | 1609438191 | Behavior Analyst | Indianapolis, IN | 2019 |
| Daniel Giangiulio, PT | 1134142706 | Physical Therapist | Norristown, PA | 2006 |
| Danielle Giangiulio | 1306577713 | Mental Health Counselor | New Lenox, IL | 2022 |
| Dennis Giangiulio, M.D. | 1326041153 | Hematology & Oncology Physician | Easton, PA | 2005 |
| Jack Giangiulio, DC | 1053679696 | Chiropractor | Newport Beach, CA | 2012 |
| Laura Giangiulio | 1467677161 | Speech-Language Pathologist | Plymouth Meeting, PA | 2007 |
| Louis Giangiulio, M.D. | 1750386371 | Pediatrics Physician | Malvern, PA | 2005 |
| Nicole Giangiulio, LPC | 1992471890 | Counselor | Chicago, IL | 2021 |
| Patricia Giangiulio, L.C.S.W. | 1083655831 | Clinical Social Worker | Wayne, PA | 2006 |
| Mitchell Giangobbe, M.D. | 1740312974 | Surgery Physician | Sun City West, AZ | 2007 |
| Daniel Giangola | 1811216278 | Veterinarian | New York, NY | 2010 |
| Gary Giangola, MD | 1801850920 | Vascular Surgery Physician | Staten Island, NY | 2006 |
| John Giangola, MD | 1679532394 | Emergency Medicine Physician | Winchester, VA | 2006 |
| Joseph Giangola, M.D. | 1922174457 | Endocrinology, Diabetes & Metabolism Physician | Paramus, NJ | 2006 |
| Matthew Giangola, M.D. | 1093030256 | Surgery Physician | Weymouth, MA | 2010 |
| Ana Giangrande | 1750700019 | Addiction (Substance Use Disorder) Counselor | Deer Park, NY | 2014 |
| Dana Giangrande, PA-C | 1467839969 | Medical Physician Assistant | West Islip, NY | 2015 |
| Emily Giangrande, LCSW | 1003403999 | Clinical Social Worker | Chicago, IL | 2020 |
| Erin Giangrande, DPT, PT | 1710916838 | Physical Therapist | Santa Ana, CA | 2006 |
| Evan Giangrande, MA | 1609525682 | Student in an Organized Health Care Education/Training Program | Belmont, MA | 2022 |
| Gianina Giangrande | 1710421888 | Speech-Language Pathologist | Brooklyn, NY | 2016 |
| Jaclyn Giangrande, PT, DPT | 1891211959 | Physical Therapist | Nutley, NJ | 2017 |
| Jessica Giangrande, FNP | 1184325086 | Family Medicine Physician | Yorkville, IL | 2023 |
| Kathy Giangrande, LMHC | 1134351372 | Mental Health Counselor | Kissimmee, FL | 2009 |
| Katie Giangrande, BA | 1083992218 | Mental Health Counselor | Lancaster, CA | 2011 |
| Lauren Giangrande, NP | 1912167081 | Nurse Practitioner | Worcester, MA | 2008 |
| Mary Giangrande, RN | 1184363533 | Oncology Registered Nurse | Fort Wayne, IN | 2022 |
| Samantha Giangrande, PSYD | 1477038818 | Clinical Psychologist | New London, CT | 2018 |
| Sandra Giangrande, PH.D., APRN, PMHCNS | 1790284305 | Child & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist | Framingham, MA | 2018 |
| Taylor Giangrande, MS, RDN, LDN | 1033064233 | Pediatric Nutrition Registered Dietitian | Baton Rouge, LA | 2026 |
| Valerie Giangrande, O.D. | 1033109525 | Optometrist | Freeport, NY | 2005 |
| Lorraine Giangrandi, RD | 1861601643 | Registered Dietitian | Baltimore, MD | 2007 |
| Robert Giangrandi, PA | 1821079823 | Physician Assistant | Westminster, MD | 2005 |
| Cheryl Giangrante, ARNP | 1205150430 | Family Nurse Practitioner | Bradenton, FL | 2010 |
| Matthew Giangrante, MD | 1427200245 | Family Medicine Physician | Cranford, NJ | 2008 |
| Alison Giangrasso | 1669018636 | Behavior Analyst | Dobbs Ferry, NY | 2019 |
| Carmela Giangrasso | 1700123775 | Specialist | Merrick, NY | 2013 |
| Carol Giangrasso, SLP | 1700935806 | Speech-Language Pathologist | Gardiner, NY | 2007 |
| Daniel Giangrasso, M.D. | 1144680349 | Physical Medicine & Rehabilitation Physician | New York, NY | 2016 |
| Gabrielle Giangrasso | 1144942640 | Speech-Language Pathologist | Ellicott City, MD | 2022 |
| Jessica Giangrasso, LPC | 1841867793 | Professional Counselor | Andover, NJ | 2021 |
| Joseph Giangrasso, DDS | 1225113285 | General Practice Dentistry | Boston, MA | 2006 |
| Joseph Giangrasso, DMD | 1366548794 | Dentist | Wayland, MA | 2006 |
| Joseph Giangrasso, MD | 1558375949 | Emergency Medical Services (Emergency Medicine) Physician | Barrington, IL | 2006 |
| Kevin Giangrasso, PSY.D. | 1265805972 | Clinical Psychologist | Midland Park, NJ | 2015 |
| Lauren Giangrasso | 1821600305 | Social Worker | Andover, NJ | 2020 |
| Lucille Giangrasso | 1558727669 | Specialist | Smithtown, NY | 2016 |
| Natale Giangrasso | 1518704311 | Community Health Worker | Beachwood, OH | 2024 |
| Paul Giangrasso, PT, DPT | 1700593365 | Physical Therapist | Gastonia, NC | 2022 |
| Thomas Giangrasso, M.D. | 1609810449 | Allergy & Immunology (Internal Medicine) Physician | Succasunna, NJ | 2006 |
| Vittoria Giangrasso, OTR/L | 1588839732 | Pediatric Occupational Therapist | Oakwood Hills, IL | 2008 |
| Nicol Giangrasso-Colicchio, PSY.D. | 1366952525 | Intellectual & Developmental Disabilities Psychologist | Fort Collins, CO | 2017 |
| Tyler Giangrave, CO | 1356103832 | Orthotist | Raleigh, NC | 2024 |
| Agostino Giangreco, FNP | 1154032100 | Family Nurse Practitioner | New York, NY | 2022 |
| Alan Giangreco, D.D.S. | 1639193378 | General Practice Dentistry | North Tonawanda, NY | 2006 |
| Alfredo Giangreco, M.D. | 1275516783 | Specialist | Bradenton, FL | 2005 |
| Andrea Giangreco | 1992161467 | Mental Health Counselor | Lutz, FL | 2016 |
| Barbara Giangreco, LMFT | 1447466867 | Marriage & Family Therapist | Wallingford, CT | 2007 |
| Bernadette Giangreco, DPM | 1235149733 | Podiatrist | Fort Defiance, AZ | 2006 |
| Catherine Giangreco, M.D. | 1619950128 | Specialist | Bradenton, FL | 2005 |
| Cynthia Giangreco, R.P.T. | 1558330340 | Physical Therapist | Camarillo, CA | 2006 |
| Daniel Giangreco | 1801522784 | Mental Health Counselor | Bellingham, WA | 2022 |
| David Giangreco, M.D. | 1285861179 | Rheumatology Physician | Geneva, IL | 2009 |
| Deanna Giangreco, P.A. | 1407985088 | Emergency Medicine Physician | New York, NY | 2007 |
| Deborah Giangreco | 1316790504 | Marriage & Family Therapist | Rancho Mirage, CA | 2024 |
| Elizabeth Giangreco, M.D. | 1831579465 | Obstetrics & Gynecology Physician | Tampa, FL | 2015 |
| Gary Giangreco, DDC PC | 1902934094 | General Practice Dentistry | Webster, NY | 2007 |
| Gina Giangreco, DDS | 1922741453 | Dentist | Webster, NY | 2022 |
| Guillermo Giangreco, MD | 1255321030 | Critical Care Medicine (Internal Medicine) Physician | Glen Burnie, MD | 2005 |
| Jamie Giangreco, RN | 1174133623 | Emergency Registered Nurse | Johns Island, SC | 2020 |
| John Giangreco, FNP | 1457841892 | Family Nurse Practitioner | Brooklyn, NY | 2018 |
| Joseph Giangreco, DO | 1083658538 | Emergency Medicine Physician | Rochester, NY | 2006 |
| Kathryn Giangreco | 1942840673 | Behavior Analyst | East Amherst, NY | 2020 |
| Lawrence Giangreco, D.D.S. | 1346254398 | General Practice Dentistry | Webster, NY | 2006 |
| Lizzie Giangreco, M.D. | 1568471837 | Pediatrics Physician | La Mesa, CA | 2006 |
| Louanne Giangreco, MD | 1740390574 | Emergency Medicine Physician | Hayward, CA | 2006 |
| Martin Giangreco, MD | 1548535701 | Hospitalist Physician | Tampa, FL | 2012 |
| Mary Margaret Giangreco, LMHC | 1205563806 | Mental Health Counselor | Webster, NY | 2022 |
| Matthew Giangreco | 1467206870 | Dentist | Lockport, NY | 2024 |
| Peter Giangreco, DO | 1740607860 | Internal Medicine Physician | Kansas City, KS | 2014 |
| Rebekah Giangreco, LAC | 1801049036 | Acupuncturist | Spokane, WA | 2008 |
| Saphina Giangreco | 1902794555 | Behavior Technician | Tampa, FL | 2025 |
| Stephanie Giangreco, PHARMD | 1629439906 | Pharmacist | Burlington, MA | 2016 |
| Terry Giangreco, D.D.S., M.S. | 1427274323 | Orthodontics and Dentofacial Orthopedics Dentistry | Pittsford, NY | 2007 |
| Aislinn Giangregorio, NP-C | 1356934806 | Nurse Practitioner | Boston, MA | 2021 |
| Anthony Giangregorio, DC | 1649142936 | Chiropractor | Montclair, NJ | 2025 |
| Colleen Giangregorio | 1417505405 | Developmental Therapist | Worcester, MA | 2019 |
| Janet Giangregorio | 1760642490 | Family Nurse Practitioner | Minneapolis, MN | 2008 |
| Luke Giangregorio, MD | 1891589677 | Pediatrics Physician | Columbus, OH | 2025 |
| Mark Giangregorio, NP | 1508685751 | Nurse Practitioner | Covington, GA | 2024 |
| Melissa Giangregorio | 1942677174 | Social Worker | Brookline, MA | 2015 |
| Rebecca Giangregorio | 1982378204 | Clinical Social Worker | Lockport, NY | 2021 |
| Stacey Giangregorio, PA-C | 1801593165 | Physician Assistant | Needham, MA | 2023 |
| Toni Giangregorio | 1871033142 | Home Health Aide | Bullhead City, AZ | 2017 |
| Victoria Giangregorio, P.T. | 1275708273 | Physical Therapist | Hillsborough, NC | 2008 |
| Maureen Giangrieco, RPA C | 1518943760 | Physician Assistant | Endicott, NY | 2005 |
| Gerard Vincent Giangrosso | 1508487984 | Student in an Organized Health Care Education/Training Program | Huntington, WV | 2020 |
| Jaime Giangrosso, ATC | 1821216920 | Athletic Trainer | Birmingham, AL | 2007 |
| Jonathan Giangrosso, FNP-BC | 1972113439 | Family Nurse Practitioner | Magee, MS | 2020 |
| Karen Giangrosso, RN | 1033361423 | Registered Nurse | Hurst, TX | 2008 |
| Natalie Giangrosso | 1861277089 | Mental Health Counselor | Jasper, AL | 2023 |
| Adrian Giani, P.A.-C | 1194119313 | Medical Physician Assistant | Anchorage, AK | 2015 |
| Catharine Giani, D.O. | 1669738282 | Obstetrics & Gynecology Physician | Silverdale, WA | 2012 |
| Maria Giani | 1710422233 | Developmental Therapist | Gainesville, FL | 2016 |
| Maria Giani | 1952143786 | Home Health Aide | Columbus, OH | 2024 |
| Roger Giani, M.D. | 1487725909 | Family Medicine Physician | Los Angeles, CA | 2006 |
| Shadi Giani, ACNS | 1437407350 | Adult Health Clinical Nurse Specialist | Austin, TX | 2012 |
| Vincent Giani | 1023462090 | Family Medicine Physician | Kahuku, HI | 2016 |
| Alexander Gianikas, LCSW, CADC | 1467830943 | Clinical Social Worker | Chicago, IL | 2015 |
| Robin Gianikas, OTA | 1558605949 | Occupational Therapy Assistant | Ocala, FL | 2012 |
| Megan Gianinetti | 1235712761 | Clinical Social Worker | Denver, CO | 2021 |
| Stella Gianinetto | 1154974178 | Personal Care Attendant | Henderson, NV | 2019 |
| Angela Gianini, M.D. | 1841223864 | Pediatrics Physician | Ormond Beach, FL | 2006 |
| Gary Gianini, LCSW | 1023037439 | Clinical Social Worker | West Hartford, CT | 2006 |
| Glenn Gianini, D.O. | 1467430553 | Obstetrics & Gynecology Physician | Augusta, ME | 2006 |
| John Gianini, MD | 1003905290 | Diagnostic Radiology Physician | Daytona Beach, FL | 2006 |
| John Gianini, D.C. | 1437584398 | Chiropractor | Mobile, AL | 2013 |
| Loren Gianini, PHD | 1144677857 | Clinical Psychologist | New York, NY | 2016 |
| Amy Gianino | 1033753009 | Family Nurse Practitioner | Norwell, MA | 2019 |
| Caitlin Gianino, NP | 1972964245 | Nurse Practitioner | Ann Arbor, MI | 2016 |
| Carissa Gianino, D.C. | 1407103856 | Chiropractor | Cottleville, MO | 2012 |
| David Gianino, D.D.S. | 1326260704 | General Practice Dentistry | Lunenburg, MA | 2007 |
| Jan Gianino, M.S.W. | 1477614659 | Clinical Social Worker | Amherst, MA | 2006 |
| Janet Gianino, APRN-C | 1386058378 | Family Nurse Practitioner | Leawood, KS | 2014 |
| John Gianino, M.D. | 1447223607 | Neurological Surgery Physician | Kansas City, MO | 2006 |
| Kristin Gianino | 1629109905 | Physical Therapist | Saint Louis, MO | 2007 |
| Lora Gianino, L.L.P.C. | 1801476080 | Mental Health Counselor | Clarkston, MI | 2021 |
| Mark Gianino | 1245372341 | Clinical Social Worker | Brookline, MA | 2007 |
| Sara Gianino, M.S., B.C.B.A. | 1275684235 | Behavior Analyst | Jacksonville, FL | 2007 |
| Stephen Gianino, DMD | 1265562375 | Dentist | Littleton, MA | 2007 |
| Tania Gianino, MSW, LCSW, LICSW | 1548307960 | Clinical Social Worker | Tewksbury, MA | 2007 |
| Anthony Gianiorio, DO | 1730760810 | Student in an Organized Health Care Education/Training Program | Phoenix, AZ | 2021 |
| Irene Gianiotis, FNP | 1831590595 | Family Nurse Practitioner | Brockton, MA | 2014 |
| Laura Gianiotis, BCBA | 1467065888 | Behavior Analyst | Westbury, NY | 2020 |
| John Gianis, M.D. | 1467492678 | Specialist | Summit, NJ | 2006 |
| Thomas Gianis, M.D. | 1376587501 | Urology Physician | Summit, NJ | 2006 |
| Thomas Gianis, M.D. | 1467895375 | Vascular Surgery Physician | San Antonio, TX | 2013 |
| John Gianitsis, CRNA | 1346607520 | Certified Registered Nurse Anesthetist | Oakland, CA | 2016 |
| Anesti Gianitsos, DO | 1174510515 | Anesthesiology Physician | Philadelphia, PA | 2005 |
| Susan Gianlorenzo, PT | 1962459818 | Physical Therapist | Kula, HI | 2006 |
| Adriane Gianlupi, MD | 1326121773 | Pulmonary Disease Physician | Eau Claire, WI | 2006 |
| Patricia Giannaccini, RN | 1225249329 | Community Health Registered Nurse | Baltimore, MD | 2007 |
| Thomas Giannaccini, CRNA | 1861814238 | Certified Registered Nurse Anesthetist | Fort Sam Houston, TX | 2014 |
| Amy Giannacco | 1659682755 | Occupational Therapist | Bayside, NY | 2010 |
| Allison Giannace, M.S., CCC-SLP | 1235652009 | Speech-Language Pathologist | New Bern, NC | 2017 |
| Michelle Giannachi, MSN, BC-RN, CCRN | 1710729538 | Critical Care Medicine Registered Nurse | New York, NY | 2024 |
| Kostantina Giannacopoulos, DMD | 1588045710 | Dentist | Boston, MA | 2015 |
| James Giannakakis, PA-C | 1851766844 | Physician Assistant | Decatur, GA | 2015 |
| Vivian Giannakakis, D.C. | 1053653097 | Chiropractor | New York, NY | 2013 |
| Vasiliki Giannakakos, MD | 1609453778 | Ophthalmology Physician | Bronx, NY | 2021 |
| Alexandra Giannakarios | 1790559896 | Mental Health Counselor | Pottstown, PA | 2023 |
| Christineann Giannakaris, LSW | 1992381545 | Mental Health Counselor | Lumberton, NJ | 2021 |
| James Giannakaros, DPM | 1750325684 | Foot & Ankle Surgery Podiatrist | Little Egg Harbor Twp, NJ | 2006 |
| Athanasia Giannakas, MSN, RN, AGPCNP, OCN | 1871164368 | Gerontology Nurse Practitioner | New York, NY | 2021 |
| Dimitrios Giannakidis, MD | 1285963793 | Neurology Physician | Nashville, TN | 2009 |
| Iosifina Giannakikou, M.D. | 1881875250 | Critical Care Medicine (Anesthesiology) Physician | Baltimore, MD | 2007 |
| Andreas Giannakis | 1295582641 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2024 |
| Marios Giannakis, MD | 1417185729 | Medical Oncology Physician | Boston, MA | 2009 |
| Susan Giannakis, RD | 1346410925 | Registered Dietitian | Milton, FL | 2008 |
| Alexandria Giannakopoulos | 1326871336 | Physical Therapist | Chicago, IL | 2024 |
| Andre Giannakopoulos, M.D. | 1407942162 | Internal Medicine Physician | East Meadow, NY | 2006 |
| Brook Giannakopoulos, LMFTI | 1679401822 | Marriage & Family Therapist | Sarasota, FL | 2026 |
| Catherine Giannakopoulos, PT | 1861832461 | Physical Therapist | Evanston, IL | 2013 |
| George Giannakopoulos, MD | 1932137650 | Specialist | Hudson, FL | 2006 |
| Georgios Giannakopoulos, DO | 1093776759 | Infectious Disease Physician | Holmdel, NJ | 2006 |
| Helen Giannakopoulos, MD DMD | 1356379846 | Oral & Maxillofacial Surgery (D.M.D.) | Pittsburgh, PA | 2006 |
| Melissa Giannakopoulos, M.ED., CRC | 1245423177 | Case Manager/Care Coordinator | Brunswick, OH | 2007 |
| Nikoleta Giannakopoulos | 1841065323 | Professional Counselor | Chicago, IL | 2023 |
| Roza Giannakopoulos, PHARMD | 1942932330 | Pharmacist | New Haven, CT | 2022 |
| George Giannakos, NP | 1518060656 | Occupational Health Nurse Practitioner | Washington, DC | 2006 |
| Andreas Giannakou, MD | 1326544651 | Surgical Oncology Physician | New York, NY | 2018 |
| Lydia Eirini Giannakou, MD | 1154265619 | Student in an Organized Health Care Education/Training Program | Bronx, NY | 2026 |
| Mia Giannakoulis | 1881536126 | Behavior Technician | Plymouth, MA | 2026 |
| Demetria Giannakouras | 1306771019 | Mental Health Counselor | Buffalo Grove, IL | 2026 |
| Kelley Giannakouros, DO3872 | 1558199877 | Optician | Deland, FL | 2024 |
| Tiffany Giannakouros, LCSW-R | 1407278021 | Clinical Social Worker | Brooklyn, NY | 2014 |
| Jim Giannamore | 1437656501 | Addiction (Substance Use Disorder) Counselor | Hamilton, OH | 2018 |
| Jordyn Giannamore | 1467184986 | Behavior Technician | Burbank, CA | 2022 |
| Kaylin Giannamore, PHARMD | 1306778899 | Pharmacist | Columbus, OH | 2026 |
| Mallory Giannamore, OD | 1306515481 | Optometrist | St Petersburg, FL | 2021 |
| Martin Giannamore, PHARMD, RPH | 1508454331 | Pharmacotherapy Pharmacist | Reynoldsburg, OH | 2021 |
| Mary Giannamore, M.A. CCC, SLP | 1932478021 | Speech-Language Pathologist | Vero Beach, FL | 2011 |
| Melissa Giannamore, LPC | 1851996672 | Professional Counselor | Woodbridge, VA | 2020 |
| Melissa Giannamore | 1932263118 | Optometrist | Marietta, GA | 2006 |
| Robert Giannamore | 1174918171 | Professional Counselor | Erie, PA | 2015 |
| Sarah Giannamore, LADC | 1700338241 | Addiction (Substance Use Disorder) Counselor | Hartford, CT | 2016 |
| Sophantreia Giannamore | 1992538466 | Behavior Analyst | Costa Mesa, CA | 2024 |
| Marlena Giannamore-Ashmore, DMD | 1235012196 | General Practice Dentistry | Naperville, IL | 2025 |
| Cherie Giannandrea, RN | 1679364574 | Registered Nurse | Cherry Hill, NJ | 2025 |
| Frank Giannandrea, PHARMD | 1649687872 | Pharmacist | Frederick, MD | 2014 |
| Katelyn Giannandrea, FNP | 1538524749 | Family Nurse Practitioner | Hanford, CA | 2015 |
| Leigh Giannandrea, M.D. | 1528299005 | Anatomic Pathology Physician | Baltimore, MD | 2009 |
| Paul Giannandrea, M.D. | 1497779441 | Psychiatry Physician | Lutherville, MD | 2006 |
| Richard Giannandrea, DDS | 1578696381 | General Practice Dentistry | New York, NY | 2007 |
| Stephanie Giannandrea, M.D. | 1679694624 | Psychiatry Physician | Wenatchee, WA | 2007 |
| Ashley Giannangeli | 1295295897 | Professional Counselor | Pittsburgh, PA | 2019 |
| Joanne Giannangeli, M.S. | 1912269341 | Case Manager/Care Coordinator | New Rochelle, NY | 2012 |
| Marissa Giannangeli, OTR/L | 1447884804 | Occupational Therapist | Rockford, IL | 2020 |
| Michael Giannangeli | 1497234595 | Pharmacist | Davidson, NC | 2018 |
| Nicole Giannangeli | 1710443478 | Physical Therapist | McKeesport, PA | 2019 |
| Gina Giannangelo | 1437809886 | Student in an Organized Health Care Education/Training Program | Grand Junction, CO | 2022 |
| Hannah Giannanti | 1962195099 | Professional Counselor | Saint Louis, MO | 2023 |
| Ahylzabeth Giannantonio, MSW, LCSW | 1386765113 | Clinical Social Worker | Union City, NJ | 2007 |
| Alisha Giannantonio | 1306269162 | Case Manager/Care Coordinator | Newington, CT | 2014 |
| Anna Giannantonio, OTR/L | 1548937550 | Occupational Therapist | New York, NY | 2021 |
| Barbara Giannantonio | 1902169675 | Behavior Analyst | White Plains, NY | 2012 |
| Julianna Giannantonio | 1881262947 | Mental Health Counselor | Pittsburgh, PA | 2021 |
| Lisa Giannantonio, RPH | 1922276302 | Pharmacist | Mahwah, NJ | 2008 |
| Michael Giannantonio, RPH | 1326171828 | Pharmacist | Harrington Park, NJ | 2007 |
| Natalie Giannantonio, FNP-C | 1407325947 | Family Nurse Practitioner | Toms River, NJ | 2018 |
| Patrick Giannantonio, RPH | 1750644738 | Pharmacist | Orange City, IA | 2012 |
| Grace Giannaras | 1821578667 | Speech-Language Pathologist | Reisterstown, MD | 2018 |
| Katharine Giannaras, OTR/L | 1780300350 | Occupational Therapist | Georgetown, DE | 2022 |
| Nick Giannaras, DC | 1992731293 | Chiropractor | Gastonia, NC | 2006 |
| Paula Giannaras, PT | 1033811674 | Physical Therapist | Elkton, MD | 2023 |
| Anita Giannaris, LCSW, PIP | 1023386166 | Clinical Social Worker | Fairhope, AL | 2011 |
| Brock Giannaris, PT | 1629312020 | Physical Therapist | Redmond, WA | 2012 |
| Dimitris Giannaris, M.D. | 1336321256 | Anesthesiology Physician | New York, NY | 2007 |
| Kristen Giannaris, PT, DPT | 1376891044 | Physical Therapist | Bothell, WA | 2012 |
| Carlye Giannars, FNP-C | 1952015794 | Family Nurse Practitioner | Blakely, GA | 2023 |
| Apostolos Giannas, O.D. | 1790906378 | Optometrist | Baltimore, MD | 2007 |
| Elena Giannas, PA-C | 1316812043 | Physician Assistant | Montgomery, AL | 2025 |
| Isabella Giannas, RBT | 1356193668 | Behavior Technician | Pinellas Park, FL | 2024 |
| Maria Giannas, PHARMD | 1669993606 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Baltimore, MD | 2017 |
| Peter Giannas, MD | 1184561656 | Student in an Organized Health Care Education/Training Program | Gainesville, FL | 2026 |
| Marianne Giannasco Pizza | 1285999763 | Case Manager/Care Coordinator | Rockville Centre, NY | 2012 |
| Alexander Giannascoli, ABOC | 1821960196 | Optician | Round Rock, TX | 2025 |
| Raymond Giannascoli | 1265103055 | Certified Registered Nurse Anesthetist | Atlantic City, NJ | 2021 |
| Nancy Giannasi | 1225162704 | Occupational Therapist | Saint Louis, MO | 2007 |
| Robert Giannasi, LCPC | 1730527763 | Professional Counselor | Plainfield, IL | 2013 |
| Charles Giannasio, M.D. | 1376686048 | Psychiatry Physician | Blue Bell, PA | 2007 |
| Joseph Giannasio, M.D. | 1457560039 | Psychiatry Physician | Kailua, HI | 2007 |
| Kayla Giannatasio, BA | 1285204438 | Behavior Technician | Orange, CA | 2021 |
| Timothy Giannatsis | 1316589922 | Behavior Technician | Danvers, MA | 2019 |
| Barbara Giannattasio, OTR/L | 1275961138 | Occupational Therapist | Andover, MA | 2013 |
| Bartolomeo Giannattasio, MD | 1174552251 | Clinical Cardiac Electrophysiology Physician | Middleburg Heights, OH | 2006 |
| Emily Giannattasio, RNP | 1124117445 | Nurse Practitioner | Bronx, NY | 2006 |
| Filomena Giannattasio, MS SLP | 1285592519 | Speech-Language Pathologist | Brooklyn, NY | 2026 |
| Jaime Giannattasio, DPT | 1609995406 | Physical Therapist | York, SC | 2007 |
| Joseph Giannattasio, DC | 1790801827 | Chiropractor | New Britain, CT | 2007 |
| Lauren Giannattasio, LCSW | 1952813800 | Clinical Social Worker | Stamford, CT | 2017 |
| Michelle Giannattasio, NP-C | 1417472440 | Family Nurse Practitioner | Great Neck, NY | 2017 |
| Patricia Giannattasio, LMFT | 1063049948 | Marriage & Family Therapist | Niantic, CT | 2020 |
| Sonia Giannattasio | 1619411584 | Speech-Language Pathologist | Long Island City, NY | 2016 |
| Theresa Giannattasio, DO | 1558620690 | Pediatrics Physician | Livingston, NJ | 2012 |
| Thomas Giannattasio, MD | 1154497899 | Pediatrics Physician | Massapequa Park, NY | 2006 |
| Vanessa Giannattasio | 1922981968 | Massage Therapist | Gresham, OR | 2025 |
| Josephine Giannattasio-Cooper | 1356487219 | Mental Health Counselor | Newark, NJ | 2007 |
| Gabriella Giannavola | 1760948301 | Behavior Technician | Garden Grove, CA | 2019 |
| Valerie Giannavola, LCSW, LCAS | 1093072423 | Clinical Social Worker | Raleigh, NC | 2012 |
| Alexandra Giannecchini | 1710846696 | Behavior Technician | Aiea, HI | 2026 |
| Carlo Giannecchini | 1558054825 | Addiction (Substance Use Disorder) Counselor | Plymouth, MI | 2023 |
| Anna Giannella, R. D. - C. D. E. | 1982903332 | Registered Dietitian | La Jolla, CA | 2011 |
| Anthony Giannella, DPT | 1437805256 | Physical Therapist | Waldwick, NJ | 2022 |
| Bruno Giannella | 1639611221 | Perfusionist | Livonia, MI | 2016 |
| Erika Giannella | 1881103687 | Counselor | Pinellas Park, FL | 2017 |
| Gian Giannella, CSW | 1124508817 | Social Worker | Pompton Plains, NJ | 2018 |
| Kathryn Giannella, OT | 1184257867 | Occupational Therapist | Fanwood, NJ | 2020 |
| Michael Giannella, AUD | 1700399383 | Electroneurodiagnostic Specialist/Technologist | Piscataway, NJ | 2017 |
| Monica Giannella | 1215872114 | Critical Care Certified Respiratory Therapist | Plymouth, MI | 2026 |
| Ralph Giannella, M.D. | 1073579892 | Gastroenterology Physician | Cincinnati, OH | 2006 |
| Roseann Giannella, D.M.D | 1497969745 | General Practice Dentistry | Roseland, NJ | 2007 |
| Sarah Giannella, APN | 1316555030 | Family Nurse Practitioner | Los Angeles, CA | 2020 |
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).