Providers Ronald Mastouri, MD to Mark Mastrodicasa, MD
300 individual NPIs in the federal registry, part 13,790 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. 101 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Ronald Mastouri, MD | 1134389968 | Cardiovascular Disease Physician | Indianapolis, IN | 2008 |
| Michael Mastous, PA-C | 1073865465 | Medical Physician Assistant | Edina, MN | 2012 |
| Arsen Mastov, LCSW | 1558664508 | Clinical Social Worker | Rego Park, NY | 2010 |
| Ella Mastov | 1457874869 | Registered Nurse | West Hills, CA | 2017 |
| Olga Mastov, MA, CCC-SLP | 1245542083 | Speech-Language Pathologist | New York, NY | 2010 |
| Rafael Mastov, DPT | 1225177611 | Physical Therapist | Lake Worth, FL | 2007 |
| Jennifer Mastovich, PSY.D. | 1538419882 | Psychologist | Lynn, MA | 2012 |
| Nicholas Mastovich, DPT | 1437748464 | Physical Therapist | Murrysville, PA | 2021 |
| Noah Mastovich, PA-C | 1659269066 | Medical Physician Assistant | Greensburg, PA | 2025 |
| Sara Mastovich | 1851261580 | Mental Health Counselor | Pittsburgh, PA | 2025 |
| Connie Mastowski, LCSW/R | 1093745192 | Clinical Social Worker | Rochester, NY | 2006 |
| Debra Mastowski | 1629340898 | Occupational Therapy Assistant | Port Orange, FL | 2012 |
| Janet Mastracchio | 1447618723 | Specialist | Eastchester, NY | 2016 |
| Jeanna Mastracci | 1861814220 | Obstetrics & Gynecology Nurse Practitioner | Sterling Heights, MI | 2014 |
| Julia Mastracci, MD | 1568090728 | Orthopaedic Surgery Physician | Charlotte, NC | 2020 |
| Julia Mastracci, DDS | 1649919853 | Dentist | Detroit, MI | 2022 |
| Marie Mastracci | 1639671266 | Physical Therapist | Royal Oak, MI | 2018 |
| Tara Mastracci, MD | 1144496936 | Vascular Surgery Physician | Cleveland, OH | 2008 |
| Albert Mastraccio, O.D. | 1912077843 | Optometrist | Sanford, ME | 2006 |
| Richelle Mastraccio, FNP | 1740952332 | Nurse Practitioner | Albany, NY | 2021 |
| Anthony Mastracco, RN | 1205477916 | School Registered Nurse | Baldwinsville, NY | 2019 |
| Dominick Mastracco | 1376079855 | Foot & Ankle Surgery Podiatrist | North Canton, OH | 2017 |
| Kaitlyn Mastracco | 1447185988 | Specialist | Clinton, NY | 2026 |
| Lisa Mastracco | 1225701873 | Health & Wellness Coach | Amsterdam, NY | 2021 |
| Lynn Mastracco | 1104110493 | Physical Therapist | Rome, NY | 2011 |
| Marie Mastracco, LCPC | 1053538926 | Professional Counselor | Lutherville, MD | 2007 |
| Harmony Mastran | 1467209692 | Social Worker | Akron, OH | 2024 |
| Diane Mastrando, CRNA | 1154522837 | Certified Registered Nurse Anesthetist | Philadelphia, PA | 2007 |
| Marissa Mastrando | 1245815786 | Mental Health Counselor | Westampton, NJ | 2021 |
| Adrienne Mastrandrea, NP | 1851050298 | Family Nurse Practitioner | Bend, OR | 2021 |
| Cory Mastrandrea | 1417699463 | Behavior Technician | Mystic, CT | 2022 |
| Iris Mastrandrea, MACCCLSP | 1003921107 | Speech-Language Pathologist | Hauppauge, NY | 2006 |
| Jaci Mastrandrea, APRN, FNP-C | 1528779444 | Family Nurse Practitioner | Klamath Falls, OR | 2022 |
| Jerome Mastrandrea, RPA-C | 1053348912 | Physician Assistant | Buffalo, NY | 2006 |
| Jill Mastrandrea, MHC | 1912262312 | Addiction (Substance Use Disorder) Counselor | Woodside, NY | 2012 |
| Juliane Mastrandrea, MS | 1184987976 | Behavior Analyst | Lindenhurst, NY | 2012 |
| Logan Mastrandrea | 1831872472 | Behavior Technician | Pensacola, FL | 2023 |
| Lucy Mastrandrea, MD, PH | 1760565105 | Pediatric Endocrinology Physician | Buffalo, NY | 2006 |
| Marc-Elliot Mastrandrea, L.AC. | 1427300441 | Acupuncturist | Astoria, NY | 2012 |
| Mark Mastrandrea, MD | 1619991288 | Anesthesiology Physician | Portland, OR | 2006 |
| Paul Mastrandrea, D.O. | 1497700686 | Internal Medicine Physician | West Palm Beach, FL | 2006 |
| Jaclyn Mastrangeli | 1033676978 | Family Nurse Practitioner | Elgin, IL | 2019 |
| Olivia Mastrangeli, OTD, OTR/L | 1285214809 | Occupational Therapist | Richmond, VA | 2021 |
| Aimee Mastrangelo, PA | 1417202128 | Physician Assistant | Madison, WI | 2012 |
| Alexandra Mastrangelo, LMHC | 1730403510 | Mental Health Counselor | Wilmington, MA | 2010 |
| Alicia Mastrangelo | 1770165102 | Pharmacist | Rockaway, NJ | 2021 |
| Allison Mastrangelo | 1568600799 | Clinical Social Worker | Burien, WA | 2009 |
| Alyssa Mastrangelo | 1922839380 | Behavior Technician | Melville, NY | 2024 |
| Amy Mastrangelo, MD | 1184694937 | Hospitalist Physician | New Hyde Park, NY | 2006 |
| Amy Mastrangelo, CRNP | 1316312366 | Acute Care Nurse Practitioner | Pottstown, PA | 2015 |
| Amy Mastrangelo, MSOTR/L | 1770864308 | Occupational Therapist | Jamaica Plain, MA | 2011 |
| Andrew Mastrangelo, PT, DPT, NREMT | 1356199533 | Physical Therapist | Stoneham, MA | 2024 |
| Ashlend Mastrangelo | 1629869946 | Student in an Organized Health Care Education/Training Program | Lynchburg, VA | 2025 |
| Ashley Mastrangelo, DPM | 1013323419 | Foot & Ankle Surgery Podiatrist | Pawtucket, RI | 2014 |
| Aubrie Mastrangelo, LCSW | 1447516380 | Clinical Social Worker | San Jose, CA | 2012 |
| Bronwyn Mastrangelo | 1043561616 | Physician Assistant | Cambridge, MA | 2012 |
| Bronwyn Mastrangelo, RN | 1962937151 | Registered Nurse | Cambridge, MA | 2017 |
| Charlotte Mastrangelo | 1063075984 | Specialist | Manchester, NH | 2019 |
| Christine Mastrangelo, RDN | 1558982827 | Registered Dietitian | Newburyport, MA | 2020 |
| Cristina Mastrangelo, RD | 1902731748 | Registered Dietitian | Chicago, IL | 2026 |
| Dane Mastrangelo | 1588477186 | Mental Health Counselor | Worthington, OH | 2025 |
| Danielle Mastrangelo, M.S. CCC-SLP | 1992197750 | Speech-Language Pathologist | Duxbury, MA | 2015 |
| Dante Mastrangelo | 1952193062 | Registered Nurse | Fort Myers, FL | 2025 |
| Dawn Mastrangelo, RN | 1255845970 | Adult Health Nurse Practitioner | Yonkers, NY | 2017 |
| Deanne Mastrangelo, MSS, LSW | 1255589115 | Social Worker | Paoli, PA | 2008 |
| Debra Mastrangelo, LPN | 1194873638 | Licensed Practical Nurse | Wolcott, NY | 2007 |
| Diana Mastrangelo | 1992646525 | School Psychologist | Roseburg, OR | 2026 |
| Felicia Mastrangelo | 1356947188 | Case Manager/Care Coordinator | Lavalette, WV | 2020 |
| Fiama Mastrangelo, MAP | 1538056775 | Counselor | Pittsburgh, PA | 2025 |
| Francesca Mastrangelo | 1174204721 | Mental Health Counselor | Monroeville, PA | 2023 |
| Francis Mastrangelo, CRNA | 1235280124 | Certified Registered Nurse Anesthetist | Dallas, TX | 2007 |
| Frank Mastrangelo, LAT, ATC | 1992766729 | Basic Emergency Medical Technician | Shirley, MA | 2006 |
| Gina Mastrangelo, C.A.T.C. | 1316249618 | Addiction (Substance Use Disorder) Counselor | Glendora, CA | 2010 |
| Gregory Mastrangelo, M.S.ED, BCBA | 1104282193 | Behavior Analyst | Southborough, MA | 2016 |
| Jennifer Mastrangelo, RN | 1679755219 | Registered Nurse | Westerly, RI | 2007 |
| Jennifer Mastrangelo, RN | 1790389179 | Registered Nurse | Wales, WI | 2020 |
| Jessica Mastrangelo, PHD, LMHC | 1013634161 | Mental Health Counselor | Seattle, WA | 2022 |
| Jessica Mastrangelo, LPC | 1871935973 | Mental Health Counselor | Ephrata, PA | 2013 |
| John Mastrangelo, D.P.M. | 1447211651 | Podiatrist | Rome, NY | 2006 |
| John Mastrangelo, M.D. | 1790986230 | Diagnostic Radiology Physician | Albany, NY | 2007 |
| Karen Mastrangelo, L.AC. | 1982903076 | Acupuncturist | Cleveland, OH | 2011 |
| Katherine Mastrangelo | 1770086944 | School Psychologist | Midlothian, VA | 2018 |
| Kerry Mastrangelo, NP-BC | 1245412444 | Family Nurse Practitioner | Hewlett, NY | 2007 |
| Lauren Mastrangelo, LCSW | 1689087033 | Clinical Social Worker | Utica, NY | 2014 |
| Linda Mastrangelo, LMFT | 1558758920 | Marriage & Family Therapist | San Jose, CA | 2015 |
| Lorenzo Mastrangelo, R.P.T. | 1881844702 | Physical Therapist | Norwalk, CT | 2008 |
| Lorrayne Mastrangelo, PT | 1548295611 | Physical Therapist | Portland, ME | 2006 |
| M. Alysia Mastrangelo, PT | 1194933994 | Physical Therapist | Lumberton, NJ | 2007 |
| Margaret Mastrangelo, FNP | 1568462448 | Family Nurse Practitioner | Chicopee, MA | 2005 |
| Marie Mastrangelo, ANP | 1457005001 | Adult Health Nurse Practitioner | Orchard Park, NY | 2022 |
| Maxwell Mastrangelo | 1881545614 | Physician Assistant | Shoreham, NY | 2026 |
| Meghan Mastrangelo | 1528567674 | Acute Care Nurse Practitioner | Philadelphia, PA | 2018 |
| Melissa Mastrangelo, BS | 1285393215 | Specialist | Manchester, NH | 2021 |
| Michael Mastrangelo, M.D. | 1306802350 | Specialist | Bend, OR | 2006 |
| Michael Mastrangelo, MD | 1376537712 | Gastroenterology Physician | Wilmington, NC | 2005 |
| Michael Mastrangelo | 1881091882 | Medical Physician Assistant | Elyria, OH | 2014 |
| Michelle Mastrangelo, M.ED. BCBA | 1396038139 | Behavior Analyst | Tucson, AZ | 2011 |
| Morgan Mastrangelo | 1932985793 | Social Worker | Babylon, NY | 2023 |
| Nancy Mastrangelo, MSCCCSLP | 1114227923 | Speech-Language Pathologist | Shoreham, NY | 2010 |
| Nicole Mastrangelo | 1326411224 | Pharmacist | Brewerton, NY | 2015 |
| Noreen Mastrangelo, SLP | 1306081708 | Speech-Language Pathologist | Bronx, NY | 2008 |
| Rachel Mastrangelo, MSED, BCBA, LABA | 1568726560 | Behavior Analyst | Watertown, MA | 2012 |
| Regina Mastrangelo, CMF | 1063630069 | Prosthetics Case Management | Paoli, PA | 2007 |
| Sandra Mastrangelo, MD | 1801473426 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2021 |
| Shanna Mastrangelo, FNP-C, CPM | 1962747048 | Family Nurse Practitioner | Martinsburg, WV | 2012 |
| Shelley Mastrangelo, R.N. | 1306906524 | Registered Nurse | Beaver Falls, PA | 2006 |
| Stephanie Mastrangelo | 1275983090 | Specialist | Howard Beach, NY | 2016 |
| Therese Mastrangelo | 1063607869 | Occupational Therapist | Boca Raton, FL | 2007 |
| Mya Mastrangelo-Baez | 1659203545 | Behavior Technician | Rancho Cucamonga, CA | 2026 |
| Billy Mastrantoni, BMS | 1407182678 | Counselor | Raton, NM | 2009 |
| Kristen Mastrantoni, MD | 1275113300 | Pediatrics Physician | Coal Township, PA | 2021 |
| Michael Mastrantoni, PHARM.D. | 1457475196 | Pharmacist | Follansbee, WV | 2007 |
| Nicole Mastrantoni, DPT | 1245241264 | Physical Therapist | Weirton, WV | 2006 |
| Adam Mastrantonio | 1316821697 | Student in an Organized Health Care Education/Training Program | Salt Lake City, UT | 2025 |
| John Mastrantonio, M.D. | 1649244815 | Obstetrics Physician | Yonkers, NY | 2006 |
| Laura Mastrantonio, PA-C | 1538584834 | Physician Assistant | New York, NY | 2014 |
| Sara Mastrantonio, RD | 1982323341 | Registered Dietitian | Port Orange, FL | 2022 |
| Sierra Mastrantonio, MD | 1083290522 | Anesthesiology Physician | Salt Lake City, UT | 2021 |
| David Mastrantuone, RPH | 1891165171 | Psychiatric Pharmacist | Meriden, CT | 2015 |
| Joan Mastrantuone | 1457575573 | Pharmacist | New Fairfield, CT | 2007 |
| Angela Mastrantuono, LCSW-R | 1972603157 | Clinical Social Worker | Poughkeepsie, NY | 2006 |
| Shannon Mastrantuono | 1821467192 | Licensed Practical Nurse | Poughkeepsie, NY | 2015 |
| Haley Mastranunzio | 1760014203 | Physical Therapist | Charlotte, NC | 2020 |
| Orlando Mastrap, RN | 1871910638 | Registered Nurse | Baltimore, MD | 2014 |
| Dania Mastrapa | 1447056197 | Family Nurse Practitioner | West Palm Beach, FL | 2025 |
| Elsa Mastrapa, RBT | 1881588119 | Behavior Technician | Hialeah, FL | 2025 |
| Iveth Mastrapa | 1891343661 | Nurse Practitioner | Winter Park, FL | 2019 |
| Jessica Mastrapa, MD | 1649698986 | Internal Medicine Physician | Tavares, FL | 2014 |
| Jorge Mastrapa, CRNA | 1831144823 | Certified Registered Nurse Anesthetist | Orlando, FL | 2006 |
| Lissette Mastrapa | 1134889819 | Behavior Technician | Miami, FL | 2021 |
| Matthew Mastrapa | 1699628123 | Behavior Technician | Ocoee, FL | 2026 |
| Melinda Mastrapa, P.A.-C | 1124543830 | Medical Physician Assistant | Delray Beach, FL | 2017 |
| Yilian Mastrapa | 1073025433 | Assistant Behavior Analyst | Boca Raton, FL | 2017 |
| Yoklan Mastrapa | 1568946887 | Assistant Behavior Analyst | Greenacres, FL | 2018 |
| Iliana Mastrapa Corominas, ARNP | 1538605266 | Primary Care Nurse Practitioner | Orlando, FL | 2017 |
| Yanicel Mastrapa Sabater | 1952071458 | Behavior Analyst | Miami, FL | 2021 |
| Kylie Mastrapasqua | 1366238024 | Behavior Technician | Farmington Hills, MI | 2025 |
| Dean Mastras, MD | 1487625851 | Radiation Oncology Physician | Gig Harbor, WA | 2006 |
| Kassandra Mastras | 1295662047 | Internal Medicine Physician | Tucson, AZ | 2026 |
| Marilynn Mastrella, LCSW | 1710124268 | Clinical Social Worker | East Orange, NJ | 2009 |
| Loyda Mastrelli, LMSW | 1346481827 | Social Worker | West Babylon, NY | 2009 |
| Frank Mastri, LPC | 1538467212 | Professional Counselor | West Haven, CT | 2011 |
| Heather Mastri | 1063211076 | Clinical Social Worker | Watertown, CT | 2025 |
| Melissa Mastri, RPH | 1528289378 | Pharmacist | Benton, IL | 2007 |
| Stephanie Mastri | 1114416633 | Speech-Language Pathologist | Warrenton, VA | 2018 |
| Taylor Mastri, PA-C | 1275036121 | Physician Assistant | Manassas, VA | 2018 |
| Thomas Mastri, M.D. | 1073566642 | Gastroenterology Physician | Fredericksburg, VA | 2006 |
| Beth Mastria, PA-C | 1538390547 | Physician Assistant | Taunton, MA | 2009 |
| Eric Mastria, M.D. | 1972034510 | Vascular & Interventional Radiology Physician | Durham, NC | 2017 |
| Erin Mastria, CRNP | 1447112768 | Family Nurse Practitioner | Bethlehem, PA | 2025 |
| Michael Mastria, MD | 1659995496 | Anesthesiology Physician | Bethlehem, PA | 2020 |
| Shawn Mastria | 1477308419 | Health & Wellness Coach | Oak Island, NC | 2024 |
| Jacklyn Mastriacovo | 1336547124 | Behavior Analyst | Bronx, NY | 2014 |
| Jason Mastrian, L.M.T | 1801126693 | Massage Therapist | Fort Lauderdale, FL | 2009 |
| Katie Mastrian | 1790810224 | Occupational Therapist | Sewickley, PA | 2007 |
| Louis Mastrian, O.D. | 1255314043 | Optometrist | Hermitage, PA | 2005 |
| Margaret Mastrian, O.D. | 1972586766 | Optometrist | Hermitage, PA | 2005 |
| Vincent Mastrian, MOT, OTR/L | 1750968640 | Occupational Therapist | New Castle, PA | 2021 |
| Barbara Mastriana, CRNA | 1639146525 | Certified Registered Nurse Anesthetist | Alliance, OH | 2006 |
| James Mastriana, D.O. | 1396131066 | Emergency Medicine Physician | Bryn Mawr, PA | 2015 |
| Kathy Mastriana, CRNA | 1578518643 | Certified Registered Nurse Anesthetist | Poland, OH | 2006 |
| Michael Mastriana, RN | 1669937322 | General Practice Registered Nurse | Columbus, OH | 2019 |
| Deborah Mastriani, APRN | 1972547495 | Family Nurse Practitioner | Waterbury, CT | 2006 |
| Katherine Mastriani, MD | 1639334824 | Surgery Physician | Charlotte, NC | 2008 |
| Raymond Mastriani, R.PH, PHARMD | 1073513578 | Pharmacist | Bridgewater, MA | 2005 |
| Kristen Mastrianna, COTA/L | 1356686323 | Occupational Therapy Assistant | Hamden, CT | 2012 |
| Laurie Mastrianna, LCSW | 1245517002 | Clinical Social Worker | Torrington, CT | 2011 |
| Lisa Mastrianna, LCSW | 1649408618 | Clinical Social Worker | Indianapolis, IN | 2009 |
| Brianna Mastrianni, DMD | 1215421383 | Dentist | Loxahatchee, FL | 2018 |
| Cassandra Mastrianni, LPC | 1285059626 | Professional Counselor | Waterbury, CT | 2014 |
| Celecia Mastrianni, FNP-C | 1730687633 | Family Nurse Practitioner | Schenectady, NY | 2018 |
| Danielle Mastrianni | 1659836955 | Occupational Therapist | Clifton Park, NY | 2019 |
| David Mastrianni, MD | 1417954264 | Hematology & Oncology Physician | Saratoga Springs, NY | 2005 |
| Erik Mastrianni | 1417219205 | Case Manager/Care Coordinator | Lake George, NY | 2012 |
| Erin Mastrianni, M.S. | 1346652658 | Speech-Language Pathologist | Hamilton, OH | 2014 |
| James Mastrianni | 1821149808 | Neurology Physician | Chicago, IL | 2007 |
| Lauren Mastrianni | 1902567589 | Speech-Language Pathologist | Seaford, NY | 2022 |
| Lynn Mastrianni, NP | 1205177672 | Gerontology Nurse Practitioner | New Haven, CT | 2013 |
| Mary Mastrianni, FNP | 1588004717 | Family Nurse Practitioner | Schenectady, NY | 2013 |
| Stephen Mastrianni, DO | 1174518211 | Internal Medicine Physician | Brooklyn, NY | 2005 |
| Andrea Mastrianni-Mounts | 1013705797 | Mental Health Counselor | Corona, CA | 2025 |
| Corinne Mastrianno, COTA/L | 1053887638 | Occupational Therapy Assistant | New Britain, CT | 2018 |
| Frank Mastrianno, MD | 1083641955 | Internal Medicine Physician | Emerson, NJ | 2006 |
| Heather Mastrianno, PSYD | 1356789234 | Psychologist | New Braunfels, TX | 2013 |
| Marisa Mastrianno, LPC | 1598202830 | Professional Counselor | Bethlehem, CT | 2017 |
| Rebecca Mastrianno, CRNA | 1366548224 | Certified Registered Nurse Anesthetist | Lewiston, ME | 2006 |
| Barbara Mastriano, CCC-SLP | 1447543004 | Speech-Language Pathologist | Conshohocken, PA | 2011 |
| Christina Mastriano, MS, RDN, CDE | 1437454360 | Registered Dietitian | Scarborough, ME | 2011 |
| Christopher Mastriano, MS, SLP | 1063508760 | Speech-Language Pathologist | West Roxbury, MA | 2006 |
| Daniel Mastriano, MD | 1437645199 | Anesthesiology Physician | West Hollywood, CA | 2018 |
| Danielle Mastriano, MSW,BA,LMSW,LADC | 1346590601 | Addiction (Substance Use Disorder) Counselor | Waterbury, CT | 2012 |
| Diane Mastriano, M TH | 1578796884 | Specialist | Queens Village, NY | 2009 |
| Lauren Mastriano, PA-C | 1881122083 | Physician Assistant | New Haven, CT | 2017 |
| Lisa Mastriano | 1417087560 | Physical Therapist | Branford, CT | 2007 |
| Michele Mastriano, CNP | 1316128853 | Nurse Practitioner | Akron, OH | 2007 |
| Patricia Mastriano | 1174026272 | Behavior Analyst | Clinton, CT | 2018 |
| Ralph Mastriano, MS, RPH. | 1639384134 | Pharmacist | Boston, MA | 2007 |
| Tatiana Mastriano, OD | 1356190763 | Optometrist | Palm City, FL | 2024 |
| Ariel Mastrich, N.D. | 1417208349 | Naturopath | Vancouver, WA | 2012 |
| James Mastrich, ED.D. | 1649392671 | Addiction (Substance Use Disorder) Counselor | Kingston, NJ | 2007 |
| Marlea Mastricola, RD | 1992577167 | Registered Dietitian | Alpharetta, GA | 2023 |
| Catherine Mastricovo | 1851819676 | Speech-Language Pathologist | Massapequa, NY | 2017 |
| Benjamin Mastridge, MSN, PMHAPRN-BC | 1942421508 | Psychiatric/Mental Health Nurse Practitioner | Youngsville, NC | 2007 |
| Eric Mastridge | 1144101643 | Other Technician | Youngsville, NC | 2025 |
| Kristyn Mastridge | 1144664731 | Specialist | Port Jefferson Station, NY | 2013 |
| Noelle Angelique Mastrili, PHD | 1598626954 | Clinical Psychologist | Fremont, CA | 2025 |
| Joyce Mastrilli, MS, OTR/L | 1659849396 | Pediatric Occupational Therapist | Elkton, MD | 2018 |
| Marcia Mastrin, M.D. | 1801906771 | Specialist | Phoenix, AZ | 2006 |
| Ashley Mastrine, O.D. | 1639465164 | Optometrist | Cresson, PA | 2011 |
| Lindsay Mastrine, DO | 1013213859 | Obstetrics & Gynecology Physician | Windber, PA | 2011 |
| Lou Mastrine, DO | 1891955308 | Clinical Cardiac Electrophysiology Physician | Johnstown, PA | 2008 |
| Matthew Mastrine, O.D. | 1902069834 | Optometrist | Ebensburg, PA | 2008 |
| Nick Mastrine, PHARMD | 1083928667 | Pharmacist | Norristown, PA | 2010 |
| Jane Mastrini, L.C.S.W. | 1285990879 | Clinical Social Worker | Las Vegas, NV | 2012 |
| Michele Mastrino, OTR | 1285780775 | Occupational Therapist | Spring Hill, FL | 2007 |
| Rylee Mastrino | 1164275160 | Behavior Technician | Lutz, FL | 2024 |
| Brett Mastriona | 1932683448 | Marriage & Family Therapist | Long Beach, CA | 2018 |
| Christina Mastriona Masar | 1821952631 | Mental Health Counselor | Wheat Ridge, CO | 2025 |
| Janelle Mastrionni, RN | 1093525099 | Registered Nurse | Tampa, FL | 2025 |
| Alayna Mastrippolito | 1578237681 | Mental Health Counselor | South Point, OH | 2021 |
| Amanda Mastrippolito, NP | 1982009346 | Pediatric Nurse Practitioner | Wilmington, DE | 2014 |
| Karen Mastrippolito | 1598599326 | Registered Nurse | Bear, DE | 2024 |
| Zenurita Mastrippolito, BSW | 1346160397 | Addiction (Substance Use Disorder) Counselor | Beckley, WV | 2026 |
| Alexandra Mastro, OTR/L | 1073347332 | Occupational Therapist | New York, NY | 2024 |
| Alexandra Mastro, PA-C | 1144699299 | Medical Physician Assistant | Pittsburgh, PA | 2015 |
| Amy Mastro | 1528613205 | Case Manager/Care Coordinator | Klamath Falls, OR | 2019 |
| Andrew Mastro, MD | 1235620501 | Ophthalmology Physician | Dallas, TX | 2018 |
| Andrew Mastro, PA-C | 1427585132 | Physician Assistant | Chicago, IL | 2017 |
| Ariel Mastro, NP | 1033873963 | Family Nurse Practitioner | Nashville, TN | 2021 |
| Ashley Mastro | 1104281591 | Professional Counselor | Chicago, IL | 2015 |
| Bryanna Mastro, DPT | 1356299002 | Physical Therapist | Medford, NJ | 2026 |
| Caroline Mastro, MD | 1407938780 | Family Medicine Physician | Little Egg Harbor, NJ | 2006 |
| Charles Mastro, BCBA | 1043606791 | Behavior Analyst | New City, NY | 2015 |
| Colleen Mastro | 1255291209 | School Registered Nurse | Mendon, NY | 2025 |
| Dara Mastro, LPC | 1659525996 | Clinical Social Worker | Parsippany, NJ | 2008 |
| David Mastro, DDS | 1083058390 | Dentist | Roswell, GA | 2013 |
| David Mastro | 1568271468 | Specialist | Las Vegas, NV | 2025 |
| David Mastro | 1710679501 | Student in an Organized Health Care Education/Training Program | Sayre, PA | 2023 |
| Elizabeth Mastro, NPP | 1457659427 | Psychiatric/Mental Health Nurse Practitioner | Saratoga Springs, NY | 2011 |
| Heather Mastro, IBCLC | 1164948238 | Lactation Consultant (Non-RN) | Dundee, NY | 2017 |
| Helen Mastro, RD | 1730152638 | Registered Dietitian | Somerville, MA | 2006 |
| Jennifer Mastro | 1629354477 | Physical Therapy Assistant | St Louis Park, MN | 2011 |
| Joseph Mastro, M.D. | 1346212461 | Emergency Medicine Physician | Rochelle, IL | 2006 |
| Julie Mastro, LMT | 1831929074 | Massage Therapist | Livingston, MT | 2024 |
| Julio Mastro | 1831312024 | Counselor | Fresno, CA | 2007 |
| Kristin Mastro | 1215355896 | Mental Health Counselor | Raleigh, NC | 2014 |
| Larissa Mastro, DDS | 1932299120 | Dentist | Conover, NC | 2006 |
| Lauren Mastro | 1801369616 | Pharmacist | West Hartford, CT | 2019 |
| Linda Mastro, CRNP | 1245453604 | Nurse Practitioner | Presque Isle, ME | 2007 |
| Lori Mastro | 1790076859 | Student in an Organized Health Care Education/Training Program | Salt Lake City, UT | 2011 |
| Mackenzie Mastro | 1689355711 | Behavior Technician | Pittsburgh, PA | 2023 |
| Madison Mastro, DC | 1003655093 | Chiropractor | Plantation, FL | 2024 |
| Mark Mastro | 1902039159 | Optician | Rochester, NY | 2009 |
| Mary Jo Mastro, LCSW | 1518202936 | Clinical Social Worker | Santa Monica, CA | 2012 |
| Michelle Mastro | 1104369495 | Registered Nurse | Phoenix, AZ | 2016 |
| Moira Mastro, LMSW | 1023238193 | Clinical Social Worker | Mattituck, NY | 2007 |
| Natalie Mastro | 1205348786 | Acute Care Nurse Practitioner | Birmingham, AL | 2017 |
| Nichole Mastro, MD | 1487141917 | Obstetrics & Gynecology Physician | San Antonio, TX | 2018 |
| Paige Mastro, PSYD | 1114758562 | Psychologist | Hinsdale, IL | 2024 |
| Sarah Mastro, APRN | 1891342747 | Family Nurse Practitioner | Apollo Beach, FL | 2019 |
| Sarah Mastro | 1942837208 | Behavior Technician | Farmington Hills, MI | 2020 |
| Sophia Mastro | 1366257339 | Nutritionist | Tampa, FL | 2025 |
| Stacy Mastro, APRN | 1497284723 | Family Nurse Practitioner | Atlanta, GA | 2017 |
| Timothy Mastro, M.D. | 1548536352 | Internal Medicine Physician | Durham, NC | 2012 |
| Virginia Mastro | 1184442386 | Professional Counselor | Salisbury, MD | 2024 |
| William Mastro, M.ED. | 1275864852 | Professional Counselor | Springfield, PA | 2010 |
| Stephanie Mastroantonio, LCSW | 1235710245 | Clinical Social Worker | Pueblo, CO | 2021 |
| Andrew Mastrobattista, RPH | 1790907301 | Pharmacist | Dover, NH | 2007 |
| Emma Mastrobattista, MD | 1730934183 | Student in an Organized Health Care Education/Training Program | Hartford, CT | 2024 |
| Joan Mastrobattista, M.D. | 1790724128 | Maternal & Fetal Medicine Physician | Houston, TX | 2006 |
| John Mastrobattista, MD | 1144387630 | Ophthalmology Physician | New York, NY | 2007 |
| Jonathan Mastrobattista, D.C. | 1275697104 | Chiropractor | Bernardsville, NJ | 2006 |
| Regina Mastrobattista | 1942857701 | Occupational Therapist | Chestnut Hill, MA | 2019 |
| Sam Mastrobattista, DMD | 1922121250 | General Practice Dentistry | Clinton, NJ | 2007 |
| Scott Mastrobattista, MSED, ATC | 1457311383 | Athletic Trainer | Niagara University, NY | 2006 |
| John Mastrobattisto, D.C. | 1902979263 | Chiropractor | Madison, CT | 2006 |
| Lacey Mastroberte-Padd, DVM | 1174041768 | General Practice Physician | Tucson, AZ | 2017 |
| Christina Mastrobuoni | 1770176208 | Family Nurse Practitioner | Burlington, MA | 2021 |
| Lauren Mastrobuoni, ATC | 1932640919 | Athletic Trainer | Bloomfield, NJ | 2017 |
| Erika Mastrobuono | 1629359153 | Clinical Social Worker | Pasadena, CA | 2011 |
| Julia Mastrobuono | 1003702325 | Marriage & Family Therapist | San Francisco, CA | 2025 |
| Andrea Mastrocco, MHC-LP | 1861039216 | Mental Health Counselor | Hempstead, NY | 2019 |
| Meryl Mastrocinque | 1962643130 | Speech-Language Pathologist | Huntington, NY | 2009 |
| Adam Mastrocola, MD, PHD | 1609337302 | Pediatrics Physician | Hartford, CT | 2019 |
| Anthony Mastrocola | 1962945642 | Mental Health Counselor | Wellesley, MA | 2016 |
| Jennifer Mastrocola, MD | 1972896561 | Family Medicine Physician | Bristol, CT | 2011 |
| Kara Mastrocola, PSYD, MED | 1255923728 | Psychologist | Philadelphia, PA | 2021 |
| Kasey Mastrocola | 1972971042 | Mental Health Counselor | Bridgewater, MA | 2015 |
| Katelyn Mastrocola | 1053789073 | Behavior Analyst | Danvers, MA | 2015 |
| Kristina Mastrocola, DPT | 1508591264 | Physical Therapist | Elmhurst, IL | 2022 |
| Marguerite Mastrocola, LCSW | 1639819311 | Social Worker | Somerville, MA | 2022 |
| Marissa Mastrocola | 1619676947 | Social Worker | Matawan, NJ | 2023 |
| Marissa Mastrocola | 1790245884 | Sports Medicine (Orthopaedic Surgery) Physician | Redwood City, CA | 2019 |
| Nancy Mastrocola, FNP | 1225092489 | Family Nurse Practitioner | Woodstock, NY | 2006 |
| Rebecca Mastrocola, PHARMD | 1366213803 | Pharmacist | Kent, WA | 2024 |
| Samantha Mastrocola, PA | 1396634754 | Physician Assistant | Montvale, NJ | 2025 |
| Steven Mastrocola, PA | 1780184184 | Surgical Physician Assistant | Asheville, NC | 2018 |
| Christine Mastroddi, MS, RN, AGACNP-BC | 1356896609 | Acute Care Nurse Practitioner | Bronx, NY | 2016 |
| Ignacia Mastroddi, CNA | 1285417501 | Nurse's Aide | Devon, PA | 2023 |
| Mark Mastrodicasa, MD | 1144548967 | Critical Care Medicine (Internal Medicine) Physician | Indianapolis, IN | 2010 |
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).