Providers Lisa Brennan, RN to Pamela Brennan
300 individual NPIs in the federal registry, part 2,540 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. 99 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Lisa Brennan, RN | 1114050184 | Registered Nurse | Pottsville, PA | 2007 |
| Lisa Brennan, MAT, CCC,-SP | 1134463144 | Speech-Language Pathologist | Hoschton, GA | 2012 |
| Lisa Brennan, FNP | 1154362424 | Family Nurse Practitioner | Williamsville, NY | 2006 |
| Lisa Brennan, RN | 1215498019 | Registered Nurse | Boston, MA | 2019 |
| Lisa Brennan, DDS | 1356365464 | Pediatric Dentistry | Oak Park, CA | 2006 |
| Lisa Brennan, FNP | 1417628702 | Family Nurse Practitioner | Fond Du Lac, WI | 2021 |
| Lisa Brennan, R PH | 1437132370 | Pharmacist | Dickinson, ND | 2005 |
| Lisa Brennan, PTA | 1447454350 | Physical Therapy Assistant | Saint Louis, MO | 2007 |
| Lisa Brennan, RN | 1518691450 | Registered Nurse | Berkeley, CA | 2022 |
| Lisa Brennan, N.D. | 1588931240 | Naturopath | Kirkland, WA | 2011 |
| Lisa Brennan, MSPT | 1750527883 | Pediatric Physical Therapist | Bronx, NY | 2008 |
| Lisa Brennan, LPC | 1750838314 | Professional Counselor | Grapevine, TX | 2016 |
| Lisa Brennan, RN, CNS | 1851505523 | Critical Care Medicine Registered Nurse | Dayton, OH | 2007 |
| Lisane Brennan, P.T. | 1326249764 | Physical Therapist | Columbia, MD | 2007 |
| Liza Brennan, M.A., LMFT | 1386843928 | Marriage & Family Therapist | Concord, CA | 2007 |
| Logan Brennan, DC, ATC | 1164949202 | Chiropractor | Dunedin, FL | 2017 |
| Logan Brennan, OT | 1215712245 | Hand Occupational Therapist | Fort Collins, CO | 2023 |
| Loren Brennan, NP | 1518768456 | Adult Health Nurse Practitioner | Orchard Park, NY | 2025 |
| Lori Brennan, LMSW | 1043944234 | Social Worker | New Haven, CT | 2022 |
| Lori Brennan | 1215720800 | Home Health Aide | Morgantown, WV | 2025 |
| Lorrie Brennan | 1295686293 | Clinical Social Worker | Leonardtown, MD | 2026 |
| Louis Brennan, M.D. | 1154636769 | Plastic Surgery within the Head & Neck (Otolaryngology) Physician | Laguna Niguel, CA | 2010 |
| Louise Brennan | 1700668761 | Personal Care Attendant | Elkhorn, NE | 2023 |
| Louise Ashley Brennan, OTR/L | 1881450807 | Occupational Therapist | Valencia, CA | 2024 |
| Luke Brennan, PH.D. | 1679389183 | Student in an Organized Health Care Education/Training Program | Baltimore, MD | 2024 |
| Luke Brennan, D.C. | 1790198943 | Chiropractor | Maryville, MO | 2014 |
| Luminita Brennan, PA-C | 1124788625 | Physician Assistant | Arlington Heights, IL | 2021 |
| Lynda Brennan, L.M.H.C. | 1023403813 | Mental Health Counselor | Palm Beach Gardens, FL | 2015 |
| Lynn Brennan | 1164646246 | Dentist | Manchester, NH | 2007 |
| Lynn Brennan | 1538510847 | Behavior Analyst | Stow, MA | 2016 |
| Lynn Brennan, OTR | 1598235434 | Occupational Therapist | St Michaels, MD | 2018 |
| Lynne Brennan, LMSW | 1437987252 | Clinical Social Worker | Lansing, MI | 2024 |
| Mackenzie Brennan | 1528954229 | Occupational Therapist | Winchester, VA | 2025 |
| Madeline Brennan, NURSE PRACTITIONER | 1558069427 | Family Nurse Practitioner | New York, NY | 2023 |
| Madison Brennan, MS, CCC-SLP | 1396268173 | Speech-Language Pathologist | Saint Cloud, MN | 2017 |
| Madison Brennan | 1639679921 | Behavior Technician | Gainesville, FL | 2018 |
| Madison Brennan | 1770230591 | Behavior Technician | Riverside, CA | 2022 |
| Maegen Brennan, MSN, APRN, FNP-BC | 1255881165 | Family Nurse Practitioner | Huntington, WV | 2016 |
| Maeve Brennan | 1649144239 | Behavior Technician | Miami, FL | 2025 |
| Magen Brennan, PA-C | 1497408173 | Physician Assistant | Marietta, GA | 2022 |
| Maire Brennan, MD | 1265675730 | Urology Physician | Albuquerque, NM | 2009 |
| Malia Brennan | 1922684695 | Student in an Organized Health Care Education/Training Program | Honolulu, HI | 2021 |
| Mallory Brennan, PA-C | 1588070858 | Medical Physician Assistant | Allentown, PA | 2014 |
| Marc Brennan, PH.D. | 1568896363 | Audiologist | Omaha, NE | 2013 |
| Marci Brennan, L.M.T. | 1073632626 | Contractor | Punta Gorda, FL | 2007 |
| Maredith Brennan, B.A., CHFS, CGP | 1104187582 | Behavior Analyst | Glendale Heights, IL | 2012 |
| Margaret Brennan, MD | 1124014170 | Obstetrics & Gynecology Physician | Nashville, TN | 2005 |
| Margaret Brennan, RN | 1154627636 | Registered Nurse | Berkeley, CA | 2011 |
| Margaret Brennan, RN | 1164767620 | Registered Nurse | Baldwin, NY | 2012 |
| Margaret Brennan, PHARMD | 1164873998 | Pharmacist | Columbia, SC | 2016 |
| Margaret Brennan, PHD | 1326119751 | Psychologist | West Palm Beach, FL | 2006 |
| Margaret Brennan, ATC | 1457849341 | Athletic Trainer | South Burlington, VT | 2018 |
| Margaret Brennan | 1578287645 | Doula | Bloomington, IN | 2022 |
| Margaret Brennan, RBT | 1801575394 | Behavior Technician | San Antonio, TX | 2023 |
| Margaret Brennan, M.D. | 1851489207 | Cardiovascular Disease Physician | Baltimore, MD | 2006 |
| Margaret Brennan | 1851791958 | Developmental Therapist | Lisle, IL | 2014 |
| Margaret Brennan, M.S., OTR | 1972725604 | Occupational Therapist | Dearborn, MI | 2007 |
| Margarita Brennan | 1700284833 | Licensed Practical Nurse | Brooklyn, NY | 2014 |
| Marguerite Brennan, CASE MANAGER | 1437113925 | Mental Health Counselor | Knoxville, TN | 2006 |
| Maria Brennan, PA-C | 1124520952 | Medical Physician Assistant | Johnston, RI | 2018 |
| Maria Brennan, APRN | 1538125455 | Adult Health Nurse Practitioner | Brooklyn, CT | 2006 |
| Marianne Brennan | 1285187401 | Massage Therapist | Redmond, WA | 2016 |
| Marianne Brennan | 1548593973 | Social Worker | Northfield, IL | 2009 |
| Marie-Luise Brennan, MD, PHD | 1184920852 | Internal Medicine Physician | Stanford, CA | 2011 |
| Marilyn Brennan, LCSW | 1356494801 | Clinical Social Worker | Green Bay, WI | 2007 |
| Marilyn Brennan, LISW | 1841455995 | Clinical Social Worker | Novelty, OH | 2008 |
| Marin Brennan, PA-C | 1912387671 | Physician Assistant | Albany, NY | 2015 |
| Marion Brennan, LCSW | 1326136268 | Clinical Social Worker | Corte Madera, CA | 2006 |
| Marissa Brennan | 1427845684 | Behavior Technician | Sacramento, CA | 2025 |
| Marissa Brennan, PA-C | 1902324205 | Medical Physician Assistant | New London, CT | 2017 |
| Marjorie Brennan, MD | 1285724096 | Pediatric Anesthesiology Physician | Washington, DC | 2006 |
| Marjorie Brennan | 1992877815 | Physical Therapy Assistant | Providence, RI | 2006 |
| Mark Brennan, DO | 1174523443 | Vascular Surgery Physician | Johnson City, NY | 2005 |
| Mark Brennan, MD | 1225001746 | Neuromuscular Medicine (Physical Medicine & Rehabilitation) Physician | Clinton Township, MI | 2006 |
| Mark Brennan, M.D. | 1326081357 | Pain Medicine (Anesthesiology) Physician | Camden, NJ | 2006 |
| Mark Brennan, D.D.S. | 1598033136 | Prosthodontics | Westminster, MD | 2011 |
| Mark Brennan, R.PH | 1609178458 | Pharmacist | Zephyr Cove, NV | 2010 |
| Marla Brennan, M.P.T. | 1124351408 | Physical Therapist | Reno, NV | 2009 |
| Marleen Brennan, OTR/L | 1598417156 | Occupational Therapist | Dunbar, WV | 2022 |
| Martha Brennan, M.A | 1467573683 | Speech-Language Pathologist | Saint Louis, MO | 2007 |
| Martha Brennan, NP | 1679522049 | Nurse Practitioner | Oakwood Village, OH | 2006 |
| Martin Brennan, PHD | 1649313339 | Clinical Psychologist | Rockville Centre, NY | 2007 |
| Martina Brennan | 1750557849 | Occupational Therapist | Newark, DE | 2008 |
| Mary Brennan, RN | 1033322524 | Adult Psychiatric/Mental Health Registered Nurse | Nashville, TN | 2007 |
| Mary Brennan, MD | 1033565668 | Pediatrics Physician | Valhalla, NY | 2016 |
| Mary Brennan, PH.D. | 1073611679 | Clinical Psychologist | Lafayette, LA | 2006 |
| Mary Brennan | 1134570831 | Speech-Language Pathologist | Beverly, MA | 2016 |
| Mary Brennan, ARNP | 1164424628 | Pediatric Nurse Practitioner | Loxahatchee Groves, FL | 2005 |
| Mary Brennan, M.S., CCC-L | 1164561718 | Speech-Language Pathologist | Sycamore, IL | 2007 |
| Mary Brennan, MA, MS, PHD | 1174952378 | Clinical Psychologist | Honolulu, HI | 2013 |
| Mary Brennan, BS | 1194817957 | Social Worker | Gulfport, MS | 2006 |
| Mary Brennan, MS, SLP | 1205902244 | Speech-Language Pathologist | Freeland, WA | 2006 |
| Mary Brennan, P.T | 1316149537 | Physical Therapist | Hancock, ME | 2007 |
| Mary Brennan, CPNP | 1336984368 | Pediatric Nurse Practitioner | Boston, MA | 2024 |
| Mary Brennan | 1356770432 | School Psychologist | Farmington Hills, MI | 2013 |
| Mary Brennan, PH.D., LPCC | 1376567248 | Professional Counselor | Westlake, OH | 2006 |
| Mary Brennan, MSW, DSW | 1386280238 | Clinical Social Worker | Seattle, WA | 2019 |
| Mary Brennan | 1396607123 | Personal Care Attendant | Omaha, NE | 2025 |
| Mary Brennan, NP | 1396789509 | Nurse Practitioner | Peoria, IL | 2006 |
| Mary Brennan, DNP, ACNP-BC, GNP-BC | 1437405016 | Adult Health Nurse Practitioner | New York, NY | 2012 |
| Mary Brennan | 1457868929 | Speech-Language Pathologist | Greenville, NC | 2018 |
| Mary Brennan | 1487479309 | Behavior Technician | Modesto, CA | 2024 |
| Mary Brennan, APRN | 1497855274 | Acute Care Nurse Practitioner | Farmington, CT | 2006 |
| Mary Brennan, APRN-BC | 1699782623 | Acute Care Nurse Practitioner | Portland, ME | 2006 |
| Mary Brennan, MD | 1710075403 | Pediatrics Physician | Fort Worth, TX | 2006 |
| Mary Brennan, OT | 1730244773 | Occupational Therapist | Tucker, GA | 2006 |
| Mary Brennan | 1730334095 | Physical Therapy Assistant | Ypsilanti, MI | 2008 |
| Mary Brennan | 1750273694 | Homemaker | Omaha, NE | 2025 |
| Mary Brennan, RN | 1770292252 | School Registered Nurse | Yonkers, NY | 2022 |
| Mary Brennan, DC | 1780789768 | Chiropractor | Palm Springs, CA | 2006 |
| Mary Brennan, ARNP | 1861485872 | Occupational Health Nurse Practitioner | Longview, WA | 2005 |
| Mary Brennan, CRNA | 1922062009 | Certified Registered Nurse Anesthetist | Ypsilanti, MI | 2006 |
| Mary Brennan, M.D. | 1952468670 | Family Medicine Physician | Crownsville, MD | 2007 |
| Mary Jo Brennan | 1134406671 | Pharmacist | Oconomowoc, WI | 2011 |
| Mary Kathrine Brennan | 1609694868 | Registered Dietitian | Durham, NC | 2024 |
| Mary Lou Brennan, MS | 1215290903 | Specialist | Sayville, NY | 2012 |
| Maryann Brennan, OTR | 1336332634 | Occupational Therapist | Sunset Beach, NC | 2007 |
| Marzuri Brennan | 1982538625 | Dental Hygienist | Grants Pass, OR | 2026 |
| Matthew Brennan, MD | 1104826155 | Obstetrics & Gynecology Physician | Grand Island, NE | 2005 |
| Matthew Brennan, ATC | 1174362784 | Athletic Trainer | Stanwood, WA | 2024 |
| Matthew Brennan, MD | 1174799688 | General Practice Physician | Bay St Louis, MS | 2008 |
| Matthew Brennan, PT, DPT | 1457899916 | Physical Therapist | Lansdale, PA | 2017 |
| Matthew Brennan, LCSW | 1497106702 | Clinical Social Worker | Hamden, CT | 2016 |
| Matthew Brennan, PT, DPT | 1497981161 | Physical Therapist | Glen Allen, VA | 2009 |
| Matthew Brennan, D.M.D | 1538348321 | Orthodontics and Dentofacial Orthopedics Dentistry | Warwick, RI | 2007 |
| Matthew Brennan, DO | 1629572086 | Otolaryngology Physician | Philadelphia, PA | 2018 |
| Matthew Brennan, M.D. | 1639312739 | Hematology & Oncology Physician | Lancaster, PA | 2009 |
| Matthew Brennan | 1679317762 | Student in an Organized Health Care Education/Training Program | Detroit, MI | 2024 |
| Matthew Brennan, MD | 1689661175 | Maternal & Fetal Medicine Physician | Albuquerque, NM | 2005 |
| Matthew Brennan | 1699135269 | Peer Specialist | Brentwood, NY | 2016 |
| Matthew Brennan, D.D.S. | 1730333097 | General Practice Dentistry | Mishawaka, IN | 2008 |
| Matthew Brennan, PHARMD | 1750797049 | Pharmacist | Cheektowaga, NY | 2014 |
| Matthew Brennan, DO | 1831538057 | Urology Physician | Orchard Park, NY | 2013 |
| Matthew Brennan, MD | 1881057230 | Family Medicine Physician | Cohoes, NY | 2016 |
| Maura Brennan, LCSW | 1033046800 | Clinical Social Worker | Stratford, CT | 2026 |
| Maura Brennan, M.D. | 1194774570 | Obstetrics & Gynecology Physician | Park Ridge, IL | 2006 |
| Maura Brennan, MD | 1962595421 | Geriatric Medicine (Internal Medicine) Physician | Springfield, MA | 2006 |
| Maureen Brennan | 1114195153 | Physical Therapist | Chicago, IL | 2008 |
| Maureen Brennan, L.C.P.C. | 1194265066 | Professional Counselor | Mt Prospect, IL | 2017 |
| Maureen Brennan, LCSW | 1528255460 | Clinical Social Worker | Portland, OR | 2007 |
| Maureen Brennan, L.C.S.W | 1689783359 | Clinical Social Worker | Las Vegas, NV | 2006 |
| Maureen Brennan, LCSW | 1699007385 | Clinical Social Worker | Auburn, NY | 2010 |
| Maureen Brennan | 1841060225 | Social Worker | Albuquerque, NM | 2024 |
| Maureen Brennan, RPT | 1942421185 | Physical Therapist | Burlington, MA | 2007 |
| Maureen Brennan, CRNA | 1972532257 | Certified Registered Nurse Anesthetist | Metairie, LA | 2006 |
| May Brennan | 1659865491 | Specialist | New York, NY | 2018 |
| McKenna Brennan, LCSW | 1851210819 | Social Worker | Woburn, MA | 2026 |
| Meaghan Brennan, FNP | 1174346118 | Family Nurse Practitioner | Skokie, IL | 2024 |
| Meaghan Brennan | 1700538204 | Physician Assistant | Roslyn, NY | 2022 |
| Megan Brennan | 1053253856 | Marriage & Family Therapist | Ventura, CA | 2026 |
| Megan Brennan, PSYD | 1215247085 | Mental Health Counselor | Aurora, CO | 2010 |
| Megan Brennan, M.D. | 1346274198 | Psychiatry Physician | Burlington, VT | 2006 |
| Megan Brennan, MD | 1407433055 | Sports Medicine (Family Medicine) Physician | Berwyn, IL | 2021 |
| Megan Brennan, M.D. | 1417263807 | Student in an Organized Health Care Education/Training Program | Sacramento, CA | 2010 |
| Megan Brennan, RN | 1417401282 | Registered Nurse | Scottsdale, AZ | 2016 |
| Megan Brennan | 1467819565 | Speech-Language Pathologist | Camillus, NY | 2016 |
| Megan Brennan, CRNA | 1508329525 | Certified Registered Nurse Anesthetist | Saint Louis, MO | 2019 |
| Megan Brennan | 1760940126 | Registered Nurse | Los Angeles, CA | 2019 |
| Megan Brennan | 1831571173 | Mental Health Counselor | Farmingdale, NY | 2015 |
| Megan Brennan, LCPC | 1902113566 | Professional Counselor | Chicago, IL | 2010 |
| Megan Brennan, MS, CCC-SLP | 1932661337 | Speech-Language Pathologist | Seattle, WA | 2019 |
| Meghan Brennan, M.D. | 1033154356 | Infectious Disease Physician | Madison, WI | 2006 |
| Meghan Brennan, M.D. | 1144548330 | Anesthesiology Physician | Elmhurst, IL | 2010 |
| Meghan Brennan, NP | 1205114295 | Family Nurse Practitioner | Canby, OR | 2011 |
| Meghan Brennan, DO | 1245080571 | Internal Medicine Physician | Columbia, SC | 2024 |
| Meghan Brennan | 1346988128 | Developmental Therapist | Brooklyn, NY | 2022 |
| Meghan Brennan | 1477107662 | Behavior Technician | San Diego, CA | 2019 |
| Meghan Brennan, PA-C | 1790664811 | Medical Physician Assistant | Aurora, CO | 2025 |
| Meghan Brennan, D.O. | 1861981185 | Family Medicine Physician | Louisville, KY | 2018 |
| Meghan Brennan, M.D. | 1932543790 | Anesthesiology Physician | Gainesville, FL | 2013 |
| Melanie Brennan, DPT | 1013981273 | Physical Therapist | Rochester, MN | 2006 |
| Melanie Brennan, APRN | 1356914782 | Family Nurse Practitioner | Wesley Chapel, FL | 2021 |
| Melinda Brennan | 1356984959 | Behavior Analyst | Monroe, NY | 2019 |
| Melinda Brennan, AG-ACNP | 1710619200 | Acute Care Nurse Practitioner | Culpeper, VA | 2022 |
| Melissa Brennan, ED.S, LCPC | 1093853533 | Professional Counselor | Libertyville, IL | 2007 |
| Melissa Brennan | 1194986133 | Counselor | Marion, MA | 2008 |
| Melissa Brennan, MSOT, OTR/L | 1275324279 | Pediatric Occupational Therapist | Branford, CT | 2025 |
| Melissa Brennan, MA, PLPC | 1285240762 | Professional Counselor | Arnold, MO | 2020 |
| Melissa Brennan, MFTI | 1346472958 | Counselor | Concord, CA | 2009 |
| Melissa Brennan | 1386303410 | Behavior Technician | King Of Prussia, PA | 2021 |
| Melissa Brennan, LSW | 1417373424 | Social Worker | Reading, PA | 2014 |
| Melissa Brennan, D.C. | 1780768481 | Chiropractor | Rochester, MN | 2006 |
| Melissa Brennan, DPT | 1801542188 | Physical Therapist | Key West, FL | 2022 |
| Melissa Brennan | 1851947394 | Case Manager/Care Coordinator | Columbus, OH | 2019 |
| Melissa Brennan | 1902407083 | Registered Nurse | Brentwood, NY | 2020 |
| Melissa Brennan | 1952957441 | Professional Counselor | Philadelphia, PA | 2019 |
| Melissa Brennan, FNP | 1992873178 | Family Nurse Practitioner | Binghamton, NY | 2006 |
| Meredith Brennan, M.S., CCC-SLP | 1982880886 | Speech-Language Pathologist | Ravena, NY | 2008 |
| Meredtih Brennan | 1710660501 | Social Worker | Manchester, CT | 2023 |
| Mia Brennan, MSN ARPN FNP-BC | 1881395960 | Family Nurse Practitioner | Exeter, NH | 2023 |
| Michael Brennan, MD, MS | 1083415202 | Dermatology Physician | Fort Pierce, FL | 2025 |
| Michael Brennan, MS ATC CSCS | 1104047786 | Athletic Trainer | Anaheim, CA | 2007 |
| Michael Brennan | 1134575525 | Counselor | Dothan, AL | 2016 |
| Michael Brennan, MFT | 1205102720 | Marriage & Family Therapist | San Francisco Ca, CA | 2012 |
| Michael Brennan, MS, SLP-CFY | 1265112866 | Speech-Language Pathologist | Louisville, KY | 2023 |
| Michael Brennan, M.D. | 1306822382 | Endocrinology, Diabetes & Metabolism Physician | Rochester, MN | 2005 |
| Michael Brennan, PHARMD | 1336257773 | Pharmacist | West Roxbury, MA | 2006 |
| Michael Brennan | 1336984541 | Behavior Technician | Fitchburg, MA | 2024 |
| Michael Brennan, MD PC | 1396714762 | Orthopaedic Surgery Physician | Phoenix, AZ | 2006 |
| Michael Brennan, FNP | 1396843314 | Family Nurse Practitioner | Rochester, NY | 2006 |
| Michael Brennan, PTA | 1477109312 | Physical Therapy Assistant | Santa Clarita, CA | 2019 |
| Michael Brennan | 1477481000 | Student in an Organized Health Care Education/Training Program | Providence, RI | 2026 |
| Michael Brennan, MD | 1528280617 | Orthopaedic Trauma Physician | Temple, TX | 2007 |
| Michael Brennan, M.D. | 1538117049 | Physical Medicine & Rehabilitation Physician | Fairfield, CT | 2006 |
| Michael Brennan, DDS | 1558441576 | Dentist | Charlotte, NC | 2006 |
| Michael Brennan, MD | 1578149696 | Student in an Organized Health Care Education/Training Program | Cincinnati, OH | 2021 |
| Michael Brennan, LMSW | 1619803145 | Clinical Social Worker | Columbia, MD | 2026 |
| Michael Brennan, M.D. | 1619903705 | Cardiovascular Disease Physician | Sheridan, WY | 2006 |
| Michael Brennan, MSW | 1629407416 | Clinical Social Worker | Las Vegas, NV | 2013 |
| Michael Brennan, PA-C | 1629436407 | Physician Assistant | Canton, MI | 2016 |
| Michael Brennan, MD | 1679521140 | Pediatric Endocrinology Physician | Greensboro, NC | 2006 |
| Michael Brennan, DO | 1689889388 | Endocrinology, Diabetes & Metabolism Physician | Saint Clair Shores, MI | 2007 |
| Michael Brennan, MD | 1760429856 | Psychiatry Physician | Mesa, AZ | 2006 |
| Michael Brennan, MSW | 1770246332 | Mental Health Counselor | Pittsburgh, PA | 2021 |
| Michael Brennan, M.D. | 1780624684 | Anesthesiology Physician | Washington, DC | 2006 |
| Michael Brennan, PSY.D. | 1811232564 | Clinical Psychologist | Fort Hood, TX | 2012 |
| Michael Brennan, DO, MPH | 1811550981 | Critical Care Medicine (Internal Medicine) Physician | Chicago, IL | 2019 |
| Michael Brennan | 1841403391 | Chiropractor | Virginia Beach, VA | 2007 |
| Michael Brennan, MD | 1902828254 | Ophthalmology Physician | Burlington, NC | 2006 |
| Michael Brennan, P.A.-C | 1912080268 | Physician Assistant | Portland, ME | 2006 |
| Michael Brennan, D.C. | 1922060912 | Chiropractor | Lebanon, KY | 2006 |
| Michael Brennan, DMD | 1992715171 | Dentist | Scranton, PA | 2006 |
| Michaela Brennan | 1740124643 | Nurse Practitioner | Berkeley Heights, NJ | 2026 |
| Michaela Brennan, RN | 1780298174 | School Registered Nurse | Phoenix, AZ | 2020 |
| Michal Brennan, DO | 1104841030 | Family Medicine Physician | Tacoma, WA | 2006 |
| Michele Brennan, PSYD | 1144572199 | Clinical Psychologist | Basking Ridge, NJ | 2012 |
| Michele Brennan, PT, DPT | 1487745790 | Physical Therapist | Beverly Hills, CA | 2006 |
| Michele Brennan, RD,CDE | 1962579128 | Nutrition Education Nutritionist | East Orange, NJ | 2006 |
| Michelle Brennan, LCPC | 1134057359 | Professional Counselor | Tinley Park, IL | 2026 |
| Michelle Brennan, RPT | 1184952616 | Pediatric Physical Therapist | Hamden, CT | 2009 |
| Michelle Brennan, MCD, CF-SLP | 1194342998 | Speech-Language Pathologist | Metairie, LA | 2020 |
| Michelle Brennan, MD | 1255828323 | Emergency Medicine Physician | Los Angeles, CA | 2018 |
| Michelle Brennan | 1407441702 | Gerontology Nurse Practitioner | Yonkers, NY | 2021 |
| Michelle Brennan, RDN, LD | 1740536614 | Registered Dietitian | Grinnell, IA | 2012 |
| Michelle Brennan, REGISTERED PHARMACIS | 1750937652 | Pharmacist | Southington, CT | 2019 |
| Michelle Brennan, MS, RD, LDN | 1790616639 | Registered Dietitian | Austin, TX | 2026 |
| Michelle Brennan, PT, DPT | 1902737661 | Physical Therapist | Aurora, IL | 2026 |
| Mike Brennan, M.F.T. | 1144673948 | Marriage & Family Therapist | San Diego, CA | 2016 |
| Mina Brennan | 1114664497 | Behavior Technician | Columbia, MD | 2022 |
| Miranda Brennan | 1003779794 | Nurse Practitioner | Ogden, UT | 2025 |
| Miranda Brennan | 1366123028 | Clinical Social Worker | Morris, IL | 2023 |
| Miranda Brennan | 1467338590 | Physician Assistant | McKeesport, PA | 2025 |
| Miriam Brennan, BCBA | 1639701337 | Behavior Analyst | Cherry Hill, NJ | 2020 |
| Molly Brennan, D.O. | 1326429606 | Internal Medicine Physician | Pittsburgh, PA | 2015 |
| Molly Brennan | 1336617745 | Community Health Worker | Omaha, NE | 2018 |
| Molly Brennan | 1376050500 | Behavior Technician | San Diego, CA | 2018 |
| Molly Brennan, RDN, LD | 1457973331 | Registered Dietitian | Fort Wayne, IN | 2020 |
| Molly Brennan, SLP | 1497448252 | Speech-Language Pathologist | Philadelphia, PA | 2023 |
| Molly Brennan, APRN | 1619689239 | Family Nurse Practitioner | South Euclid, OH | 2022 |
| Molly Brennan | 1700504693 | Speech-Language Pathologist | Huntington, NY | 2022 |
| Molly Brennan, LCADC INTERN, LAMFT | 1811714702 | Mental Health Counselor | Flemington, NJ | 2024 |
| Monica Brennan, MSW | 1164731824 | Social Worker | Hartsdale, NY | 2010 |
| Monica Brennan, WHNP-BC | 1356005888 | Gynecology Physician | Scottsdale, AZ | 2021 |
| Monica Brennan | 1447724745 | Mental Health Counselor | Rapid City, SD | 2019 |
| Morgan Brennan, MSW | 1487035473 | Social Worker | Brewster, MA | 2015 |
| Morgan Brennan | 1730928730 | Behavior Technician | Melville, NY | 2024 |
| Murphy Brennan, MS, RD | 1902772676 | Registered Dietitian | Denver, CO | 2025 |
| Murray Brennan, MD | 1679564157 | Surgery Physician | New York, NY | 2005 |
| Myles Brennan | 1871277434 | Behavior Technician | Petaluma, CA | 2023 |
| Myra Brennan, DMD | 1962652826 | Prosthodontics | Hingham, MA | 2008 |
| N. Marie Brennan | 1124588124 | Professional Counselor | Washington, DC | 2019 |
| Nancy Brennan, LMSW | 1184389637 | Specialist | White Plains, NY | 2021 |
| Nancy Brennan, CRNA | 1386965127 | Certified Registered Nurse Anesthetist | Fort Myers, FL | 2010 |
| Nancy Brennan, DO | 1396725834 | Family Medicine Physician | Bend, OR | 2006 |
| Nancy Brennan, LMSW | 1598155442 | Clinical Social Worker | Southfield, MI | 2015 |
| Nancy Brennan, PHARMD | 1689706632 | Pharmacist | Seattle, WA | 2007 |
| Nancy Brennan, RN | 1962768911 | Registered Nurse | Staten Island, NY | 2012 |
| Nancyellen Brennan, C.R.N.P. | 1164473278 | Family Nurse Practitioner | Baltimore, MD | 2006 |
| Natailie Brennan, M.A. CCC-SLP | 1447875455 | Speech-Language Pathologist | Edgewater, CO | 2020 |
| Natalie Brennan | 1356204754 | Behavior Technician | San Jose, CA | 2025 |
| Nate Brennan, DPM | 1548224181 | Foot & Ankle Surgery Podiatrist | Oneida, TN | 2006 |
| Necole Brennan | 1477367118 | Case Manager/Care Coordinator | West Lafayette, IN | 2025 |
| Neil Brennan, APRN | 1548123995 | Nurse Practitioner | Chicago, IL | 2025 |
| Nicholas Brennan, LCSW | 1124617360 | Clinical Social Worker | Bend, OR | 2021 |
| Nicholas Brennan, DC | 1467539650 | Rehabilitation Chiropractor | Hermitage, PA | 2006 |
| Nicholas Brennan | 1932903572 | Student in an Organized Health Care Education/Training Program | Milwaukee, WI | 2025 |
| Nicole Brennan, MA, BCBA | 1043905029 | Behavior Analyst | Schenectady, NY | 2023 |
| Nicole Brennan, PHD | 1063088961 | Clinical Psychologist | New York, NY | 2021 |
| Nicole Brennan, MD | 1124820642 | Student in an Organized Health Care Education/Training Program | New York, NY | 2025 |
| Nicole Brennan | 1205394574 | Physician Assistant | Manhasset, NY | 2019 |
| Nicole Brennan | 1326464546 | Developmental Therapist | Chicago, IL | 2014 |
| Nicole Brennan, MS, CCC-SLP, TSSLD | 1346722667 | Speech-Language Pathologist | Brooklyn, NY | 2018 |
| Nicole Brennan | 1518654987 | Behavior Technician | Seabrook, NH | 2023 |
| Nicole Brennan, MSOT R/L | 1720685381 | Occupational Therapist | Norfolk, VA | 2020 |
| Nicole Brennan, DPT | 1821818493 | Physical Therapist | North Andover, MA | 2024 |
| Nicole Brennan, L.AC. | 1982304481 | Acupuncturist | Los Angeles, CA | 2023 |
| Nicolle Brennan | 1548817570 | Behavior Technician | York, PA | 2019 |
| Nikolette Brennan, RN | 1407659402 | Registered Nurse | Long Island City, NY | 2025 |
| Noah Brennan, DPM | 1174316921 | Student in an Organized Health Care Education/Training Program | Oakland, CA | 2025 |
| Noelle Brennan, LPN | 1871662072 | Licensed Practical Nurse | Syracuse, NY | 2006 |
| Nora Brennan, LCSW | 1851596993 | Mental Health Counselor | Chicago, IL | 2007 |
| Norah Brennan, C.N.M. | 1043214646 | Advanced Practice Midwife | Bend, OR | 2005 |
| Norah Brennan | 1093266728 | Occupational Therapist | Portland, ME | 2016 |
| Olivia Brennan, AU.D. | 1750263992 | Audiologist | Sayville, NY | 2025 |
| Paige Brennan | 1275177081 | Student in an Organized Health Care Education/Training Program | Kennesaw, GA | 2019 |
| Paige Brennan, PA-C | 1275402042 | Physician Assistant | Doylestown, PA | 2025 |
| Paige Brennan, APRN | 1730775966 | Family Nurse Practitioner | La Salle, IL | 2020 |
| Paige Brennan, MD | 1740365659 | Clinical Cardiac Electrophysiology Physician | Norwich, CT | 2006 |
| Paige Brennan | 1912676503 | Mental Health Counselor | Oakland, CA | 2021 |
| Pamela Brennan | 1831448448 | Lactation Consultant (Registered Nurse) | Boerne, TX | 2012 |
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).