Providers Kenneth Siegel, DMD to Robert Siegel, M.D.
300 individual NPIs in the federal registry, part 20,172 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. 123 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Kenneth Siegel, DMD | 1700974912 | General Practice Dentistry | Blue Bell, PA | 2006 |
| Kenneth Siegel, MD | 1902874266 | Obstetrics & Gynecology Physician | Bloomingdale, IL | 2006 |
| Keren Siegel, MSOT | 1215301551 | Pediatric Occupational Therapist | Yonkers, NY | 2015 |
| Kevin Siegel | 1376213082 | Addiction (Substance Use Disorder) Counselor | Tarzana, CA | 2021 |
| Kevin Siegel, BCBA | 1417669771 | Behavior Analyst | Canton, GA | 2022 |
| Kiah Siegel, LMHC, LPCC | 1043698657 | Mental Health Counselor | Spokane, WA | 2015 |
| Kim Siegel, CCC-SLP | 1861523839 | Speech-Language Pathologist | Kearney, MO | 2007 |
| Kimberly Siegel, AUD | 1265261804 | Audiologist | Delaware, OH | 2024 |
| Kimberly Siegel, MD | 1265591895 | Occupational Medicine Physician | Fort Collins, CO | 2006 |
| Kimberly Siegel, D.C., D.I.C.C.P. | 1457550055 | Chiropractor | Perth Amboy, NJ | 2007 |
| Kira Siegel, LMSW | 1245477140 | Clinical Social Worker | Long Island City, NY | 2009 |
| Kristin Siegel, P.T. | 1730398348 | Physical Therapist | Philadelphia, PA | 2007 |
| Kristopher Siegel | 1063026664 | Attendant Care Provider | Apple Valley, CA | 2020 |
| Lance Siegel, M.D. | 1184622672 | Gastroenterology Physician | Goshen, NY | 2005 |
| Lance Siegel, MD | 1629044185 | Ophthalmology Physician | Upland, CA | 2006 |
| Laura Siegel, MA, CCC-SLP, TSSLD | 1154933000 | Speech-Language Pathologist | New York, NY | 2020 |
| Laura Siegel, M.S., CCC-SLP | 1184671695 | Speech-Language Pathologist | Raleigh, NC | 2006 |
| Laura Siegel | 1811858608 | Mental Health Counselor | Mamaroneck, NY | 2025 |
| Laura Siegel, FNP-C | 1861885469 | Family Nurse Practitioner | Tucson, AZ | 2015 |
| Laura Siegel | 1942715651 | Speech-Language Pathologist | Holland, OH | 2017 |
| Lauren Siegel, M.S.W., ASW, PPSC | 1114415189 | Clinical Social Worker | Richmond, CA | 2018 |
| Lauren Siegel, LCSW-C | 1134108459 | Clinical Social Worker | Baltimore, MD | 2006 |
| Lauren Siegel, LICSW | 1225510449 | Clinical Social Worker | Westwood, MA | 2018 |
| Lauren Siegel | 1386193787 | Student in an Organized Health Care Education/Training Program | Lynwood, CA | 2016 |
| Lauren Siegel, LMSW | 1407289309 | Social Worker | Bronx, NY | 2013 |
| Lauren Siegel | 1407594468 | Student in an Organized Health Care Education/Training Program | New York, NY | 2022 |
| Lauren Siegel | 1679458640 | Behavior Technician | Farmington Hills, MI | 2025 |
| Lauren Siegel, LSW | 1770225484 | Social Worker | Old Bridge, NJ | 2022 |
| Lauren Siegel | 1962147074 | Mental Health Counselor | Portland, OR | 2022 |
| Lauren Siegel, PSY.D | 1962856484 | Clinical Psychologist | Washington, DC | 2016 |
| Laurie Siegel, LCPC, CADC, MISAII | 1215272752 | Professional Counselor | Oak Lawn, IL | 2012 |
| Laurie Siegel, ARNP | 1326325721 | Nurse Practitioner | Fort Lauderdale, FL | 2011 |
| Laurie Siegel, LCSW | 1871095653 | Clinical Social Worker | Yonkers, NY | 2018 |
| Lawrence Siegel, M.D. | 1144240870 | Anesthesiology Physician | Palo Alto, CA | 2006 |
| Lawrence Siegel, ARNP | 1245476894 | Nurse Practitioner | Lake Mary, FL | 2009 |
| Lawrence Siegel, M.D., M.P.H. | 1285807628 | Internal Medicine Physician | New York, NY | 2008 |
| Lawrence Siegel, MD | 1417985177 | Developmental - Behavioral Pediatrics Physician | Columbia, SC | 2006 |
| Lawrence Siegel, M.D. | 1588762041 | Gastroenterology Physician | San Antonio, TX | 2006 |
| Lawrence Siegel, O.D. | 1699779520 | Optometrist | Newton, MA | 2005 |
| Lawrence Siegel, M.D. | 1770733875 | Forensic Psychiatry Physician | Bronx, NY | 2008 |
| Lawrence Siegel | 1942506068 | Rehabilitation Practitioner | Sparks, NV | 2011 |
| Lea Siegel | 1558847772 | Clinical Social Worker | Oakland, CA | 2018 |
| Leah Siegel | 1104233303 | Pharmacist | Stockbridge, GA | 2014 |
| Leah Siegel, PA-C | 1164046173 | Physician Assistant | Fort Collins, CO | 2020 |
| Leah Siegel, FNP-BC | 1902275811 | Family Nurse Practitioner | New York, NY | 2015 |
| Lee Siegel | 1144020660 | Personal Care Attendant | Las Vegas, NV | 2025 |
| Leni Siegel, LICENSED MARRIAGE | 1740390996 | Marriage & Family Therapist | Berkeley, CA | 2006 |
| Leon Siegel, M.D. | 1578094108 | Surgery Physician | Iowa City, IA | 2017 |
| Les Siegel, M.D. | 1922083690 | Ophthalmology Physician | Southfield, MI | 2005 |
| Leslee Siegel, CNM | 1427065226 | Advanced Practice Midwife | Escondido, CA | 2006 |
| Leslie Siegel | 1528677622 | Pharmacist | Fort Wayne, IN | 2020 |
| Lewis Siegel, M.D. | 1023017928 | Interventional Cardiology Physician | Fishersville, VA | 2005 |
| Lewis Siegel, M.D. | 1891804431 | Emergency Medicine Physician | Chesapeake, VA | 2006 |
| Libby Siegel | 1316629157 | Registered Dietitian | Charleston, SC | 2023 |
| Lillia Siegel, PA-C | 1457052565 | Physician Assistant | Chandler, AZ | 2023 |
| Lillian Siegel, CNM | 1154768273 | Advanced Practice Midwife | Madison, CT | 2013 |
| Lily Siegel | 1508565904 | Behavior Technician | Savannah, GA | 2023 |
| Linda Siegel, M.D. | 1083683676 | Pediatric Critical Care Medicine Physician | New Hyde Park, NY | 2006 |
| Linda Siegel | 1255985149 | Clinical Social Worker | New York, NY | 2019 |
| Linda Siegel, MPS, ATR-BC,LCAT | 1336317841 | Mental Health Counselor | Brooklyn, NY | 2008 |
| Linda Siegel | 1700299229 | Social Worker | Gaithersburg, MD | 2014 |
| Linda Siegel, DDS | 1972715910 | General Practice Dentistry | Little Neck, NY | 2007 |
| Lindsay Siegel | 1659260164 | Student in an Organized Health Care Education/Training Program | New York, NY | 2025 |
| Lindsey Siegel, PT, DPT | 1346816881 | Physical Therapist | Libertyville, IL | 2021 |
| Lisa Siegel, MD | 1104926906 | Psychiatry Physician | Chicago, IL | 2006 |
| Liza Siegel, MD | 1265812184 | Dermatology Physician | Saint Louis, MO | 2015 |
| Liza Siegel | 1528365640 | Clinical Psychologist | Tiburon, CA | 2011 |
| Lloyd Siegel, MD | 1942368451 | Psychiatry Physician | New York, NY | 2006 |
| Loretta Siegel, MD | 1629041868 | Family Medicine Physician | Glen Cove, NY | 2006 |
| Lori Siegel, MS, ATC | 1366776817 | Athletic Trainer | Westerville, OH | 2009 |
| Lori Siegel, MD | 1730144882 | Rheumatology Physician | Bannockburn, IL | 2006 |
| Louis Siegel, D.O. | 1922363605 | Pediatric Dermatology Physician | Valley Stream, NY | 2012 |
| Louise Siegel, LCSW | 1871676239 | Clinical Social Worker | Port Washington, NY | 2006 |
| Lydia Siegel, MD, MPH | 1003892001 | Internal Medicine Physician | Jamaica Plain, MA | 2005 |
| Lynn Siegel, PSY.D. | 1063507713 | Clinical Psychologist | Calabasas, CA | 2006 |
| Lynn Siegel, PHD | 1467597237 | Psychologist | Bala Cynwyd, PA | 2007 |
| Lynne Siegel | 1114485117 | Speech-Language Pathologist | Rockville, MD | 2019 |
| M. Siegel, M.D. | 1689773830 | Nephrology Physician | Mayfield Hts, OH | 2006 |
| Macall Siegel | 1558191247 | Behavior Technician | Bountiful, UT | 2024 |
| Macey Siegel, DDS | 1023901402 | Dentist | Columbus, OH | 2025 |
| Madelyn Siegel, MD | 1093809816 | Psychiatry Physician | Baltimore, MD | 2006 |
| Madisen Siegel | 1881172070 | Marriage & Family Therapist | Los Angeles, CA | 2018 |
| Mae Siegel, LCSW | 1902664006 | Social Worker | Elmhurst, NY | 2024 |
| Malinda Siegel, PA-C | 1164682191 | Medical Physician Assistant | Seattle, WA | 2008 |
| Maral Siegel, D.D.S. | 1922262625 | Dentist | Bronx, NY | 2008 |
| Maraynn Siegel | 1760898084 | Clinical Social Worker | Charlestown, MA | 2014 |
| Marc Siegel, M.D. | 1265439244 | Anesthesiology Physician | Nashville, TN | 2005 |
| Marc Siegel, MD | 1306866140 | Infectious Disease Physician | Washington, DC | 2006 |
| Marc Siegel, MD | 1356316178 | Sports Medicine (Orthopaedic Surgery) Physician | Blacksburg, VA | 2006 |
| Marc Siegel, MD | 1649338898 | Internal Medicine Physician | New York, NY | 2006 |
| Marc Siegel, MD | 1669451639 | Diagnostic Radiology Physician | Orlando, FL | 2006 |
| Marc Siegel, M.D. | 1740265461 | Ophthalmology Physician | Southfield, MI | 2005 |
| Marc Siegel, D.D.S. | 1811926645 | Pediatric Dentistry | Pembroke Pines, FL | 2006 |
| Marc Siegel, MD | 1972513935 | Obstetrics Physician | Somers Point, NJ | 2006 |
| Margaret Siegel, PA | 1043521958 | Medical Physician Assistant | Des Moines, IA | 2010 |
| Margaret Siegel, M.D | 1124138383 | Pediatrics Physician | Charlotte, NC | 2006 |
| Margaret Siegel, DPT | 1457471971 | Physical Therapist | Tucson, AZ | 2007 |
| Margo Siegel, LMSW | 1164787339 | Clinical Social Worker | Farmington Hills, MI | 2012 |
| Mari Siegel, MD | 1760597819 | Emergency Medicine Physician | Darby, PA | 2006 |
| Marilyn Siegel, LCSWR | 1417945213 | Clinical Social Worker | New York, NY | 2005 |
| Marilyn Siegel, MD | 1548332802 | Pediatric Radiology Physician | Saint Louis, MO | 2006 |
| Marilyn Siegel, LCSW | 1548399041 | Clinical Social Worker | Chicago, IL | 2007 |
| Marilyn Siegel, P.T. | 1982625422 | Physical Therapist | Beachwood, OH | 2006 |
| Marisa Siegel, MD | 1013607894 | Emergency Medicine Physician | Springfield, MA | 2023 |
| Marissa Siegel, MA, CCC-SLP | 1396007639 | Speech-Language Pathologist | Vancouver, WA | 2012 |
| Marissa Siegel, QMHS | 1689138430 | Counselor | Ionia, MI | 2019 |
| Marissa Siegel | 1932772738 | Mental Health Counselor | Winter Garden, FL | 2021 |
| Marjorie Siegel, LICSW | 1649365776 | Clinical Social Worker | Brookline, MA | 2006 |
| Marjory Siegel | 1245899558 | Speech-Language Pathologist | Rockville, MD | 2019 |
| Mark Siegel, M.D. | 1013981380 | Gastroenterology Physician | New York, NY | 2006 |
| Mark Siegel, MD | 1053494021 | Pediatric Critical Care Medicine Physician | Hackensack, NJ | 2006 |
| Mark Siegel, PH.D., MFT | 1124234232 | Marriage & Family Therapist | University City, MO | 2007 |
| Mark Siegel, M.D. | 1285614016 | Ophthalmology Physician | Beaufort, SC | 2006 |
| Mark Siegel, MD | 1376783928 | Anesthesiology Physician | New York, NY | 2009 |
| Mark Siegel, M.D. | 1386649614 | Sports Medicine (Orthopaedic Surgery) Physician | Loveland, OH | 2005 |
| Mark Siegel, M.D. | 1437536463 | Dermatology Physician | Charleston, SC | 2015 |
| Mark Siegel, D.O. | 1487690046 | Family Medicine Physician | Phoenix, AZ | 2006 |
| Mark Siegel, MD | 1487759114 | Emergency Medicine Physician | Daphne, AL | 2006 |
| Mark Siegel, MD | 1649322595 | Psychiatry Physician | Wauwatosa, WI | 2007 |
| Mark Siegel, MD | 1700861598 | Pulmonary Disease Physician | New Haven, CT | 2005 |
| Mark Siegel, D.D.S. | 1710193693 | Dentist | Encino, CA | 2007 |
| Marlena Siegel | 1205605326 | Social Worker | Taunton, MA | 2023 |
| Marley Siegel, RD, LD | 1013764414 | Registered Dietitian | Cleveland, OH | 2024 |
| Marsha Siegel, EDD, FNP-C | 1407804081 | Family Nurse Practitioner | Cheyenne, WY | 2006 |
| Martha Siegel | 1437604808 | Speech-Language Pathologist | Cincinnati, OH | 2016 |
| Martha Siegel, OTR/L | 1871764670 | Occupational Therapist | Nova, OH | 2008 |
| Martin Siegel, MD | 1255416624 | Specialist | Somerset, KY | 2006 |
| Martin Siegel, M.D. | 1275502858 | Infectious Disease Physician | Seattle, WA | 2006 |
| Martin Siegel, O.D. | 1861450264 | Optometrist | Jersey City, NJ | 2006 |
| Marvin Siegel, MD | 1003905712 | Dermatology Physician | Waterford, MI | 2006 |
| Marvin Siegel, DO | 1588665608 | Cardiovascular Disease Physician | Phoenix, AZ | 2005 |
| Mary Siegel | 1255722443 | Pharmacist | Trinity, FL | 2015 |
| Mary Siegel, PHD | 1629168596 | Psychologist | Stamford, CT | 2006 |
| Mary Siegel, MA,NCC | 1942449509 | Pastoral Counselor | Winter Park, FL | 2009 |
| Maryellen Siegel | 1548642671 | School Registered Nurse | Lagrangeville, NY | 2015 |
| Maryfrances Siegel, MSW, LCSW | 1477162378 | Clinical Social Worker | Chicago, IL | 2020 |
| Mashara Siegel, CPHT | 1477285120 | Pharmacy Technician | Ephrata, WA | 2022 |
| Matthew Siegel | 1114845658 | Marriage & Family Therapist | Los Angeles, CA | 2026 |
| Matthew Siegel, MD | 1134347560 | Child & Adolescent Psychiatry Physician | Boston, MA | 2007 |
| Matthew Siegel, MD | 1184258626 | Sports Medicine (Orthopaedic Surgery) Physician | Madison, WI | 2020 |
| Matthew Siegel, PH.D. | 1396074837 | Counseling Psychologist | Brooklyn, NY | 2009 |
| Matthew Siegel, DDS | 1427467802 | Dentist | Bellmore, NY | 2014 |
| Matthew Siegel, ATC | 1538375274 | Legal Medicine | Columbus, OH | 2007 |
| Matthew Siegel, PSY.D. | 1578297685 | Clinical Psychologist | Malvern, PA | 2022 |
| Matthew Siegel, MD | 1639333263 | Hematology & Oncology Physician | Naperville, IL | 2008 |
| Matthew Siegel, PA | 1750060430 | Physician Assistant | Hicksville, NY | 2023 |
| Matthew Siegel, M.D. | 1750745261 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2016 |
| Matthew Siegel | 1861330730 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2026 |
| Matthew Siegel, LCSW | 1922443035 | Clinical Social Worker | Brooklyn, NY | 2013 |
| Matthew Siegel, LICSW | 1932313632 | Clinical Social Worker | Framingham, MA | 2007 |
| Matthew Siegel, MD | 1982232088 | Hospitalist Physician | Salt Lake City, UT | 2020 |
| Maureen Siegel, COTA | 1528275039 | Occupational Therapy Assistant | Tempe, AZ | 2007 |
| Maya Siegel | 1427414119 | Family Medicine Physician | Berwyn, IL | 2016 |
| Megan Siegel, DPT | 1245898782 | Physical Therapist | Newark, DE | 2019 |
| Megan Siegel, LGSW | 1619270634 | Clinical Social Worker | Gaithersburg, MD | 2010 |
| Melanie Siegel | 1780185173 | Speech-Language Pathologist | Carlsbad, CA | 2018 |
| Melanie Siegel, LMFT | 1891650594 | Marriage & Family Therapist | Los Angeles, CA | 2025 |
| Melissa Siegel, MD | 1104912039 | Pediatric Hematology & Oncology Physician | Los Angeles, CA | 2006 |
| Melissa Siegel | 1487071403 | Specialist | New City, NY | 2014 |
| Melissa Siegel, RN | 1568891182 | Registered Nurse | Scottsdale, AZ | 2013 |
| Melissa Siegel, LCSW | 1700446499 | Clinical Social Worker | Plainview, NY | 2019 |
| Melissa Siegel, MSOTR | 1962919043 | Occupational Therapist | Lincoln Park, NJ | 2018 |
| Micah Siegel, M.D. | 1447541941 | Undersea and Hyperbaric Medicine (Preventive Medicine) Physician | Kenner, LA | 2011 |
| Michael Siegel, O.D. | 1063421360 | Optometrist | Houston, TX | 2006 |
| Michael Siegel, MD | 1104915875 | Dermatology Physician | Waterford, MI | 2006 |
| Michael Siegel, M.D. | 1205861945 | Pediatric Adolescent Medicine Physician | Highland Park, IL | 2006 |
| Michael Siegel, DDS, MS | 1245235514 | Oral and Maxillofacial Pathology Dentistry | Davie, FL | 2005 |
| Michael Siegel, M.D. | 1285885681 | Nuclear Imaging & Therapy Physician | La Jolla, CA | 2008 |
| Michael Siegel, O.D. | 1427035005 | Optometrist | Budd Lake, NJ | 2005 |
| Michael Siegel, D.D.S. | 1487734703 | General Practice Dentistry | Round Lake Beach, IL | 2006 |
| Michael Siegel, M.D. | 1548373608 | Diagnostic Radiology Physician | Portland, OR | 2006 |
| Michael Siegel, MD | 1629763347 | Student in an Organized Health Care Education/Training Program | Gainesville, FL | 2023 |
| Michael Siegel, M.D. | 1699794115 | Neurology Physician | San Mateo, CA | 2006 |
| Michael Siegel, M.D. | 1730142969 | Otolaryngology Physician | Rockville, MD | 2006 |
| Michael Siegel, DDS | 1730371055 | General Practice Dentistry | Cedar Knolls, NJ | 2007 |
| Michael Siegel, MD | 1770584559 | Diagnostic Radiology Physician | East Meadow, NY | 2005 |
| Michael Siegel, PT | 1780864694 | Physical Therapist | Capitola, CA | 2007 |
| Michael Siegel, MD | 1811217912 | Ophthalmology Physician | Southfield, MI | 2010 |
| Michael Siegel, MD | 1861512881 | Pediatric Hematology & Oncology Physician | Los Angeles, CA | 2007 |
| Michael Siegel | 1962089698 | Internal Medicine Physician | Chicago, IL | 2021 |
| Michel Siegel, M.D. | 1235118712 | Otolaryngology/Facial Plastic Surgery Physician | Houston, TX | 2006 |
| Michele Siegel | 1144830431 | Social Worker | Grand Rapids, MI | 2020 |
| Michelle Siegel, D.C., L.AC., DIPL OM | 1467683490 | Chiropractor | Los Angeles, CA | 2009 |
| Michelle Siegel, LCSW | 1518365956 | Clinical Social Worker | Matthews, NC | 2014 |
| Michelle Siegel, M.S.,ED | 1548521453 | Specialist | Getzville, NY | 2012 |
| Michelle Siegel, PSYD | 1588054852 | Clinical Psychologist | Washington, DC | 2015 |
| Michelle Siegel, LCSW | 1598825622 | Clinical Social Worker | Roxbury, MA | 2006 |
| Michelle Siegel, LCSW | 1770123754 | Clinical Social Worker | Brooklyn, NY | 2020 |
| Mickela Siegel, NNP | 1225057953 | Neonatal Nurse Practitioner | Phoenix, AZ | 2006 |
| Mikaela Siegel | 1215632088 | Student in an Organized Health Care Education/Training Program | Klamath Falls, OR | 2023 |
| Mikayla Siegel, LCSW-C | 1972232031 | Clinical Social Worker | Bel Air, MD | 2022 |
| Mindy Siegel, MD | 1396715876 | Orthopaedic Surgery Physician | Colorado Springs, CO | 2006 |
| Mitchell Siegel, D.D.S. | 1609839158 | General Practice Dentistry | Salisbury, NC | 2006 |
| Mitchell Siegel, DPM | 1679663918 | Podiatrist | Great Neck, NY | 2006 |
| Mohan Siegel, RPT | 1003979394 | Physical Therapist | Aptos, CA | 2006 |
| Molly Siegel | 1538020193 | Behavior Technician | Monrovia, CA | 2025 |
| Molly Siegel, MD | 1588026157 | Obstetrics & Gynecology Physician | Boston, MA | 2016 |
| Molly Siegel, DDS | 1790855682 | Orthodontics and Dentofacial Orthopedics Dentistry | Yardley, PA | 2006 |
| Monica Siegel, CRNP, AOCNP | 1215040860 | Acute Care Nurse Practitioner | Pittsburgh, PA | 2006 |
| Monica Siegel | 1326767864 | Marriage & Family Therapist | Hiawatha, IA | 2022 |
| Morgan Siegel, LMSW | 1386505733 | Social Worker | Savannah, GA | 2025 |
| Morgan Siegel | 1922553445 | Mental Health Counselor | Bronx, NY | 2016 |
| Mylie Siegel, MS | 1194614438 | Genetic Counselor (M.S.) | Orlando, FL | 2025 |
| Myra Siegel, OTR/L | 1477790632 | Occupational Therapist | Lake Katrine, NY | 2009 |
| Myron Siegel, MSW | 1437575412 | Clinical Social Worker | Rohnert Park, CA | 2014 |
| Myron Siegel, MD | 1568467090 | Pediatric Adolescent Medicine Physician | East Aurora, NY | 2005 |
| Nanci Siegel, LICSW | 1073670386 | Clinical Social Worker | East Boston, MA | 2007 |
| Nancy Siegel, FNP | 1629050018 | Family Nurse Practitioner | Sacramento, CA | 2005 |
| Nancy Siegel, PA | 1639349665 | Physician Assistant | Portland, OR | 2008 |
| Nancy Siegel, PH.D. | 1841415023 | Clinical Psychologist | New York, NY | 2007 |
| Nancy Siegel, MS PT, RCST | 1871574657 | Physical Therapist | Missoula, MT | 2005 |
| Natalie Siegel, SWC | 1548082654 | Clinical Social Worker | Denver, CO | 2024 |
| Natalie Siegel, PH.D. | 1629337266 | School Psychologist | Philadelphia, PA | 2012 |
| Natanyah Siegel, MD | 1508029992 | Pulmonary Disease Physician | Kennesaw, GA | 2008 |
| Natasha Siegel, OD | 1710573118 | Optometrist | Lancaster, MA | 2020 |
| Nathan Siegel | 1386269538 | Pharmacist | Cincinnati, OH | 2020 |
| Nathan Siegel | 1447098165 | Mental Health Counselor | New York, NY | 2024 |
| Nathan Siegel, MS, OTR/L | 1548987712 | Occupational Therapist | Budd Lake, NJ | 2022 |
| Nathan Siegel, MD | 1962445536 | Emergency Medicine Physician | Providence, RI | 2006 |
| Neil Siegel, MD | 1134153034 | Family Medicine Physician | Baltimore, MD | 2006 |
| Neil Siegel, MD | 1548337033 | Diagnostic Radiology Physician | Anaheim, CA | 2006 |
| Nicholas Siegel, MFTI | 1205069598 | Mental Health Counselor | Venice, CA | 2009 |
| Nicholas Siegel | 1295203362 | Student in an Organized Health Care Education/Training Program | Baltimore, MD | 2018 |
| Nicole Siegel, LCSW, LCDC | 1194134528 | Clinical Social Worker | Southlake, TX | 2014 |
| Nicole Siegel, MA | 1710263918 | Mental Health Counselor | Belmont, MA | 2011 |
| Nicole Siegel, M.D. | 1780880385 | Ophthalmology Physician | Taunton, MA | 2007 |
| Nili Siegel | 1164397030 | Family Nurse Practitioner | Aventura, FL | 2025 |
| Noah Siegel | 1467256610 | Student in an Organized Health Care Education/Training Program | Burlington, MA | 2025 |
| Noah Siegel, M.D. | 1861506776 | Otolaryngology Physician | Boston, MA | 2006 |
| Nona Siegel, NP | 1194788125 | Nurse Practitioner | Phoenix, AZ | 2006 |
| Nora Siegel, ARNP | 1114328069 | Family Nurse Practitioner | St Petersburg, FL | 2014 |
| Norman Siegel, M.D. | 1487717419 | Obstetrics & Gynecology Physician | Beckley, WV | 2006 |
| Olivia Siegel | 1689514002 | Health Educator | Los Angeles, CA | 2026 |
| Pam Siegel, M.P.H., M.F.T. | 1003025255 | Marriage & Family Therapist | Los Angeles, CA | 2007 |
| Pamela Siegel, LPC | 1154439867 | Professional Counselor | Richmond, VA | 2006 |
| Pamela Siegel, LCSW | 1336252634 | Clinical Social Worker | Pittsburgh, PA | 2006 |
| Patricia Siegel, OTRL | 1023132842 | Occupational Therapist | Geneva, NY | 2007 |
| Patricia Siegel, OTR/L | 1184878506 | Hand Occupational Therapist | Albuquerque, NM | 2008 |
| Patricia Siegel, CRNA | 1568480283 | Certified Registered Nurse Anesthetist | Farmington Hills, MI | 2006 |
| Patricia Siegel, LPC | 1700907649 | Professional Counselor | Red Bank, NJ | 2007 |
| Paul Siegel, DMD | 1164538641 | General Practice Dentistry | Cedar Knolls, NJ | 2006 |
| Paul Siegel, PH.D. | 1194161232 | School Psychologist | Charleston, SC | 2013 |
| Paul Siegel, DDS | 1487705331 | Endodontics | Blue Ash, OH | 2007 |
| Paul Siegel, M.D. | 1578571246 | Gastroenterology Physician | Hyannis, MA | 2006 |
| Paula Siegel, MFT | 1548331010 | Marriage & Family Therapist | San Rafael, CA | 2006 |
| Paula Siegel, MSW | 1992822761 | Clinical Social Worker | Chicago, IL | 2007 |
| Paulina Siegel | 1669922910 | Mental Health Counselor | Wheat Ridge, CO | 2016 |
| Perry Siegel, M.S., A.T.,C. CSCS | 1659321461 | Athletic Trainer | East Granby, CT | 2006 |
| Peter Siegel, MD | 1952927444 | Family Medicine Physician | Cincinnati, OH | 2020 |
| Philip Siegel, DDS | 1164402004 | Orthodontics and Dentofacial Orthopedics Dentistry | Philadelphia, PA | 2006 |
| Philip Siegel, M.D. | 1790761567 | Military Health Care Provider | Sacramento, CA | 2005 |
| Phyllis Siegel, MA SLP | 1316011166 | Speech-Language Pathologist | Deerfield, IL | 2006 |
| Rachel Siegel, SLP | 1083542773 | Speech-Language Pathologist | New Hope, MN | 2026 |
| Rachel Siegel, LICSW | 1144715335 | Clinical Social Worker | Boylston, MA | 2018 |
| Rachel Siegel, APN | 1184019366 | Pediatric Nurse Practitioner | Hackensack, NJ | 2015 |
| Rachel Siegel | 1194159657 | Clinical Social Worker | Savannah, GA | 2013 |
| Rachel Siegel, MD | 1295538916 | Student in an Organized Health Care Education/Training Program | Jamaica, NY | 2025 |
| Rachel Siegel, MSN, CNM | 1366747321 | Advanced Practice Midwife | Suffern, NY | 2011 |
| Rachel Siegel, OD | 1366856981 | Optometrist | Columbus, OH | 2014 |
| Rachel Siegel, MSW | 1407473572 | Clinical Social Worker | Durham, NC | 2020 |
| Rachel Siegel, NP | 1518620871 | Gerontology Nurse Practitioner | Cerritos, CA | 2021 |
| Rachel Siegel | 1518626829 | Student in an Organized Health Care Education/Training Program | Rochester, NY | 2021 |
| Rachel Siegel | 1558912139 | Clinical Social Worker | Cambridge, MA | 2019 |
| Rachel Siegel, OTR/L | 1821407859 | Occupational Therapist | Memphis, TN | 2014 |
| Rachel Siegel, LCSW | 1821954785 | Clinical Social Worker | Saint Louis, MO | 2026 |
| Rachel Siegel | 1962800920 | Professional Counselor | Athens, OH | 2014 |
| Rachele Siegel, OD | 1407385362 | Optometrist | Union City, PA | 2017 |
| Randall Siegel, MD | 1497801617 | Internal Medicine Physician | New Albany, OH | 2007 |
| Randee Siegel, LICSW | 1053942847 | Clinical Social Worker | Worcester, MA | 2020 |
| Reah Siegel | 1720464654 | Case Manager/Care Coordinator | Brooklyn, NY | 2015 |
| Rebecca Siegel, MD | 1013591718 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2021 |
| Rebecca Siegel, MD | 1043605033 | Pediatric Orthopaedic Surgery Physician | Boston, MA | 2015 |
| Rebecca Siegel | 1053820993 | Social Worker | North Bergen, NJ | 2017 |
| Rebecca Siegel, MS | 1053839480 | Speech-Language Pathologist | Brooklyn, NY | 2017 |
| Rebecca Siegel | 1265051098 | Emergency Medicine Physician | Bronx, NY | 2020 |
| Rebecca Siegel, OTRL | 1275673485 | Occupational Therapist | Saint Louis, MO | 2007 |
| Rebecca Siegel, NP | 1467474528 | Nurse Practitioner | San Francisco, CA | 2006 |
| Rebecca Siegel, PH.D. | 1700149879 | Clinical Psychologist | Louisville, KY | 2012 |
| Rebecca Siegel | 1770072266 | Student in an Organized Health Care Education/Training Program | Quincy, MA | 2018 |
| Rebecca Siegel, M.D. | 1851564066 | Psychiatry Physician | New York, NY | 2008 |
| Rebecca Siegel, LMFT | 1861077257 | Marriage & Family Therapist | Asheville, NC | 2021 |
| Renee Siegel, LISAC | 1902139314 | Addiction (Substance Use Disorder) Counselor | Scottsdale, AZ | 2009 |
| Richard Siegel, D.D.S. | 1053368282 | Dentist | Pembroke Pines, FL | 2006 |
| Richard Siegel, M.S., PH.D. | 1063724235 | Marriage & Family Therapist | Deerfield Beach, FL | 2010 |
| Richard Siegel, D.D.S. | 1083754782 | General Practice Dentistry | Columbus, OH | 2007 |
| Richard Siegel, LCSW | 1154474740 | Social Worker | New York, NY | 2007 |
| Richard Siegel, RBT | 1154821338 | Behavior Technician | Washington, DC | 2018 |
| Richard Siegel, M.D. | 1194990960 | Orthopaedic Surgery Physician | Warren, NJ | 2008 |
| Richard Siegel, MD | 1205589066 | Rheumatology Physician | New York, NY | 2022 |
| Richard Siegel, CRNA | 1215062674 | Certified Registered Nurse Anesthetist | Salem, NJ | 2007 |
| Richard Siegel, PH.D., M.F.T. | 1275736720 | Marriage & Family Therapist | Los Angeles, CA | 2007 |
| Richard Siegel, MD | 1396877841 | Diagnostic Radiology Physician | Santa Maria, CA | 2007 |
| Richard Siegel, PHD, LMHC, CST | 1477033454 | Mental Health Counselor | Boca Raton, FL | 2018 |
| Richard Siegel, MD | 1508977059 | Endocrinology, Diabetes & Metabolism Physician | Boston, MA | 2006 |
| Richard Siegel, MD | 1730176322 | Hematology & Oncology Physician | Arlington Heights, IL | 2005 |
| Richard Siegel, M.D. | 1770518938 | Allergy & Immunology Physician | Tampa, FL | 2006 |
| Rick Siegel, DPM | 1538130182 | Podiatrist | Bloomfield, MI | 2006 |
| Risa Siegel, DO | 1619267887 | Family Medicine Physician | Hillsboro, OR | 2011 |
| Rob Siegel | 1508132598 | Clinical Psychologist | Hinsdale, IL | 2012 |
| Robert Siegel, M.D. | 1003985367 | Hematology & Oncology Physician | Washington, DC | 2006 |
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).