Providers Katherine Siegerist, MA to Bridgett Siegman, LMSW
300 individual NPIs in the federal registry, part 20,174 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. 90 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Katherine Siegerist, MA | 1386866812 | School Psychologist | Tucson, AZ | 2007 |
| Julia Siegerman, D.P.M. | 1831128826 | Foot & Ankle Surgery Podiatrist | Drexel Hill, PA | 2006 |
| Calvin Siegers, MD | 1760429278 | Obstetrics & Gynecology Physician | Fleming Island, FL | 2006 |
| Gena Siegers | 1114557378 | Community Health Worker | Dallas, TX | 2020 |
| Katia Siegers | 1245050459 | Behavior Technician | Port Saint Lucie, FL | 2024 |
| Stacy Siegers, M.A.,CCC/SLP | 1710257050 | Speech-Language Pathologist | Cookeville, TN | 2012 |
| Clint Siegersma, RBT | 1427526979 | Behavior Analyst | Midwest City, OK | 2018 |
| Scott Siegersma, MS, LPC ,NCC | 1851693147 | Professional Counselor | Caledonia, MN | 2010 |
| Wendy Siegersma, M.D. | 1720077753 | Family Medicine Physician | Nampa, ID | 2005 |
| Allyson Siegert | 1962357723 | Physician Assistant | Detroit, MI | 2026 |
| Charles Siegert, M.D. | 1811163207 | Surgery Physician | Brookline, MA | 2008 |
| Christine Siegert, RRT | 1316183692 | Registered Respiratory Therapist | Ann Arbor, MI | 2008 |
| Christine Siegert, CHW | 1639641582 | Community Health Worker | Ossineke, MI | 2018 |
| Claudine Siegert, M.D. | 1235114372 | Surgery Physician | Ravenna, OH | 2005 |
| Debra Siegert, MSED,RD,CSR,CDN,CDE | 1548442221 | Registered Dietitian | Ithaca, NY | 2007 |
| Elisabeth Siegert, MD | 1255437182 | Geriatric Medicine (Internal Medicine) Physician | Moorestown, NJ | 2006 |
| Elizabeth Siegert, M.S, SLP | 1538440631 | Speech-Language Pathologist | Brentwood, TN | 2011 |
| Emily Siegert | 1417541186 | Speech-Language Pathologist | Lombard, IL | 2021 |
| Emma Siegert, M.S. | 1225990336 | Mental Health Counselor | Bel Air, MD | 2025 |
| Hali Siegert | 1326571191 | Behavior Technician | Tacoma, WA | 2017 |
| Jacob Siegert, D.D.S | 1760776934 | Dentist | Rochester, MN | 2011 |
| Jaime Siegert, PHARMD | 1427399310 | Pharmacist | Austin, TX | 2013 |
| James Siegert, D.O. | 1245556224 | Urology Physician | Olympia Fields, IL | 2010 |
| Jeffrey Siegert, D.D.S. | 1962492843 | General Practice Dentistry | Omaha, NE | 2005 |
| Jenna Siegert, RD | 1932990900 | Registered Dietitian | Northville, MI | 2025 |
| Jennifer Siegert, NP | 1114329091 | Primary Care Nurse Practitioner | Fort Belvoir, VA | 2014 |
| Jennifer Siegert, OTRL | 1962591180 | Occupational Therapist | Novi, MI | 2006 |
| Jodie Siegert, APRN | 1780558866 | Family Nurse Practitioner | Wichita Falls, TX | 2025 |
| John Siegert, M.D. | 1013989185 | Orthopaedic Hand Surgery Physician | Mequon, WI | 2006 |
| Joseph Siegert | 1619509692 | Addiction (Substance Use Disorder) Counselor | East Hazel Crest, IL | 2020 |
| Judith Siegert, OTR/L | 1386138113 | Occupational Therapist | Grand Rapids, MI | 2018 |
| Laura Siegert | 1184172504 | Other Technician | Novi, MI | 2016 |
| Lori Siegert, LSW | 1871559492 | Clinical Social Worker | Gallipolis, OH | 2006 |
| Mark Siegert, PHD | 1609897966 | Clinical Psychologist | Millburn, NJ | 2006 |
| Molly Siegert | 1891172540 | Addiction (Substance Use Disorder) Counselor | Fargo, ND | 2015 |
| Nicole Siegert, M.D. | 1750678082 | Family Medicine Physician | Pawtucket, RI | 2011 |
| Rebekah Siegert, ARNP | 1447805320 | Family Nurse Practitioner | Marion, IA | 2019 |
| Robert Siegert, DDS | 1114024205 | General Practice Dentistry | Livonia, MI | 2006 |
| Robert Siegert, M. D. | 1700999281 | Surgery Physician | Racine, WI | 2006 |
| Stacy Siegert, P.T. | 1548583313 | Physical Therapist | Cincinnati, OH | 2010 |
| Stephanie Siegert, D.C. | 1306183611 | Chiropractor | Sheboygan, WI | 2013 |
| Theresa Siegert, M.D. | 1295706695 | Surgery of the Hand (Surgery) Physician | Mequon, WI | 2006 |
| Thomas Siegert, MD | 1194383810 | Internal Medicine Physician | Anchorage, AK | 2019 |
| Tyler Siegert, D.D.S. | 1366828212 | Dentist | Omaha, NE | 2015 |
| Wendy Siegert, RN, MSN, FNP-C | 1023593225 | Nurse Practitioner | Tinley Park, IL | 2018 |
| Melissa Siegert Ospina, MD | 1568166254 | Pediatrics Physician | Gainesville, FL | 2023 |
| Mindy Siegert-Horgeshimer | 1194127498 | Mental Health Counselor | Indianapolis, IN | 2014 |
| Timothy Sieges, PHD | 1568697100 | Professional Counselor | Waxhaw, NC | 2009 |
| Lori Siegesmund | 1902479603 | Home Modifications Contractor | Grand Junction, CO | 2021 |
| Alisa Siegfeld, M.D. | 1942260641 | Diagnostic Radiology Physician | Glastonbury, CT | 2006 |
| Erin Siegferth, LPC | 1396551800 | Professional Counselor | Chicago, IL | 2024 |
| Jessica Siegferth, CRNA | 1215346002 | Certified Registered Nurse Anesthetist | Westlake, OH | 2014 |
| Kenneth Siegford, MASSAGE THERAPIST | 1881324994 | Massage Therapist | Aitkin, MN | 2022 |
| Tyler Siegford, DDS | 1750275491 | General Practice Dentistry | Spirit Lake, ID | 2025 |
| Brittany Siegfort, LAT, ATC | 1497114581 | Athletic Trainer | Madison, WI | 2016 |
| Elizabeth Siegfort, M.S., CCC/SLP/L | 1669489332 | Speech-Language Pathologist | Marengo, IL | 2006 |
| Neve Siegfreid, OTR | 1033377239 | Pediatric Occupational Therapist | Littleton, CO | 2008 |
| Susan Siegfreid, M.D. | 1386667335 | Psychiatry Physician | Perry, UT | 2006 |
| Abigail Siegfried | 1447115480 | Physical Therapist | Daytona Beach, FL | 2025 |
| Amanda Siegfried, APRN | 1235075912 | Nurse Practitioner | Lubbock, TX | 2026 |
| Amber Siegfried, LPC | 1619169893 | Mental Health Counselor | Tulsa, OK | 2007 |
| Andrea Siegfried, APRN | 1215195789 | Psychiatric/Mental Health Nurse Practitioner | Anchorage, AK | 2008 |
| Andrew Siegfried, PHARMD | 1598092975 | Pharmacist | Greensboro, NC | 2009 |
| April Siegfried, LPC | 1568247518 | Mental Health Counselor | Bethlehem, PA | 2023 |
| Ashley Siegfried | 1700543501 | Behavior Analyst | Mico, TX | 2021 |
| Beverly Siegfried, LCSW | 1255048914 | Clinical Social Worker | Mena, AR | 2022 |
| Brandon Siegfried | 1811564107 | Mental Health Counselor | Brookfield, WI | 2021 |
| Brenda Siegfried, CMT | 1174726764 | Homeopath | Modesto, CA | 2007 |
| Brett Siegfried, M.D. | 1295709426 | Neonatal-Perinatal Medicine Physician | Norfolk, VA | 2006 |
| Brianne Siegfried | 1477036713 | Community Health Worker | Canton, OH | 2018 |
| Bryan Siegfried, M.D. | 1366453466 | Family Medicine Physician | Staunton, IL | 2006 |
| Carla Siegfried, MD | 1457379133 | Glaucoma Specialist (Ophthalmology) Physician | Saint Louis, MO | 2006 |
| Catherine Siegfried, PA-C | 1598240970 | Surgical Physician Assistant | Monroeville, PA | 2018 |
| Cathy Siegfried, R.PH | 1699168997 | Pharmacist | West Reading, PA | 2015 |
| Chaya Siegfried, MS, CCC-SLP | 1144531815 | Speech-Language Pathologist | Brooklyn, NY | 2010 |
| Chelsea Siegfried | 1487474821 | Counselor | Livonia, MI | 2024 |
| Chloe Siegfried | 1659192524 | Community Health Worker | Salt Lake City, UT | 2024 |
| Christine Siegfried, LCSW | 1215175427 | Clinical Social Worker | Mooresville, NC | 2009 |
| Christopher Siegfried, MA | 1215606157 | Mental Health Counselor | Chaska, MN | 2021 |
| Corey Siegfried | 1013761097 | Occupational Therapist | Concord, NH | 2024 |
| Courtney Siegfried, SLP | 1184348732 | Speech-Language Pathologist | Huron, SD | 2022 |
| Danielle Siegfried, LCSW | 1386317360 | Social Worker | Islip, NY | 2021 |
| David Siegfried, P.T. | 1053490060 | Physical Therapist | Granby, CO | 2006 |
| Denise Siegfried, LPN | 1063122885 | Licensed Practical Nurse | Canton, OH | 2022 |
| Dody Siegfried, MAPC | 1033545611 | Pastoral Counselor | Bangor, PA | 2013 |
| Elaine Siegfried, MD | 1508975160 | Dermatology Physician | Saint Louis, MO | 2006 |
| Elisheva Siegfried | 1790225241 | Specialist | Brooklyn, NY | 2017 |
| Elizabeth Siegfried, OTR/L | 1285197947 | Occupational Therapist | Syosset, NY | 2019 |
| Elizabeth Siegfried | 1720560469 | Speech-Language Pathologist | Fishkill, NY | 2018 |
| Elizabeth Siegfried | 1982332987 | Occupational Therapist | Saint Peters, MO | 2022 |
| Elizabeth Siegfried, D.C. | 1982990586 | Chiropractor | De Witt, IA | 2011 |
| Ethan Siegfried | 1316687486 | Attendant Care Provider | Lincoln, NE | 2022 |
| Franchesca Siegfried | 1114817707 | Behavior Technician | Henderson, NV | 2025 |
| George Siegfried, M.D. | 1750353108 | Plastic Surgery Physician | Anchorage, AK | 2006 |
| George Siegfried, D.C | 1881734838 | Chiropractor | McMinnville, OR | 2007 |
| Glenn Siegfried, M.D. | 1699737304 | Emergency Medicine Physician | Fortuna, CA | 2006 |
| Hannah Siegfried | 1568158616 | Physician Assistant | Flint, MI | 2023 |
| Hattie Siegfried, CRM II/PSS | 1417443037 | Addiction (Substance Use Disorder) Counselor | Aloha, OR | 2018 |
| Hope Siegfried | 1265031348 | Behavior Technician | Tracy, CA | 2020 |
| Isaac Siegfried, M.D. | 1265872931 | Emergency Medicine Physician | Danville, PA | 2013 |
| Jack Siegfried | 1275369282 | Behavior Technician | Monrovia, CA | 2024 |
| Jamie Siegfried | 1932725678 | Physician Assistant | Beaver, PA | 2020 |
| Janine Siegfried, LPC | 1760027437 | Professional Counselor | Austin, TX | 2019 |
| Jason Siegfried | 1912875832 | Mental Health Counselor | Federal Way, WA | 2025 |
| Jay Siegfried, M.D. | 1841345600 | Physical Medicine & Rehabilitation Physician | Wynnewood, PA | 2007 |
| Jennifer Siegfried | 1053840918 | Social Worker | Coram, NY | 2017 |
| Jennifer Siegfried, PHARMD | 1831426014 | Pharmacist | Greensboro, NC | 2009 |
| Jeremiah Siegfried | 1477263903 | Counselor | Olympia, WA | 2022 |
| Jessicca Siegfried, LPC, NCC | 1407517527 | Mental Health Counselor | Abilene, TX | 2022 |
| Jill Siegfried, M.D. | 1013991611 | Family Medicine Physician | Boulder, CO | 2005 |
| Jill Siegfried, RN, MS, CGC | 1720249808 | Genetic Counselor (M.S.) | Miami, FL | 2008 |
| John Siegfried, LCSW | 1275614554 | Clinical Social Worker | Bellingham, WA | 2006 |
| John Siegfried, MD | 1942314612 | Gastroenterology Physician | Aurora, IL | 2006 |
| Jonathan Siegfried, MD | 1720251549 | Cardiovascular Disease Physician | New Haven, CT | 2008 |
| Jonathan Siegfried | 1740999655 | Behavior Analyst | Elk Grove, CA | 2022 |
| Joseph Siegfried | 1245800325 | Mental Health Counselor | Jacksonville, FL | 2021 |
| Judi Siegfried, LISW | 1568766236 | Clinical Social Worker | Las Cruces, NM | 2011 |
| Juliana Siegfried, MS | 1205396108 | Professional Counselor | Eugene, OR | 2019 |
| Julie Siegfried | 1023585528 | Mental Health Counselor | Des Moines, WA | 2018 |
| Justin Siegfried, PHARMD | 1780064857 | Pharmacist | New York, NY | 2015 |
| Kaitlyn Siegfried, ASW | 1053055939 | Clinical Social Worker | San Diego, CA | 2022 |
| Kandice Siegfried, LMT | 1255847398 | Massage Therapist | Hauppauge, NY | 2017 |
| Karen Siegfried, ATC/L | 1073533204 | Athletic Trainer | Collierville, TN | 2006 |
| Karen Siegfried, CCC/SLP | 1174867121 | Speech-Language Pathologist | Saint Louis, MO | 2012 |
| Karen Siegfried, MSW, LISW, ACSW | 1629195276 | Clinical Social Worker | Cincinnati, OH | 2007 |
| Kathleen Siegfried, M.S. | 1841997368 | Health & Wellness Coach | Tavares, FL | 2023 |
| Kathleen Siegfried | 1881920486 | Counselor | Claymont, DE | 2009 |
| Kayla Siegfried, MS, BCBA | 1538941943 | Behavior Analyst | Phoenix, AZ | 2023 |
| Keenan Siegfried, LMT | 1366262578 | Massage Therapist | Bothell, WA | 2024 |
| Kelsey Siegfried, CRNP | 1598588972 | Nurse Practitioner | Lehighton, PA | 2024 |
| Krista Siegfried, APRN | 1841873064 | Family Nurse Practitioner | Akron, OH | 2021 |
| Lauren Siegfried | 1447649355 | Registered Dietitian | Minneapolis, MN | 2015 |
| Lauren Siegfried, MA | 1619699279 | Mental Health Counselor | Kenilworth, IL | 2022 |
| Leah Siegfried, PA-C | 1891955423 | Physician Assistant | Des Moines, IA | 2008 |
| Leslie Siegfried, DDS | 1134416407 | General Practice Dentistry | Murfreesboro, TN | 2011 |
| Leslie Siegfried | 1205461530 | Addiction (Substance Use Disorder) Counselor | Fairbanks, AK | 2020 |
| Lisa Siegfried, NURSE PRACTITIONER | 1689817660 | Nurse Practitioner | Center Valley, PA | 2009 |
| Loree Siegfried, CSW-PIP, LCSW | 1114153772 | Clinical Social Worker | Spearfish, SD | 2009 |
| Madison Siegfried | 1689528689 | Behavior Technician | Liberty, MO | 2026 |
| Margaret Siegfried, ARNP | 1164752655 | Acute Care Nurse Practitioner | Seattle, WA | 2010 |
| Martin Siegfried, M.D.,PHD. | 1407821002 | Cardiovascular Disease Physician | Lawrenceville, GA | 2006 |
| Mary Siegfried, LMT | 1205938933 | Contractor | Huber Heights, OH | 2006 |
| Mary Siegfried, PTA | 1467624411 | Physical Therapy Assistant | Henry, IL | 2008 |
| Mary Siegfried, CRNP | 1538985445 | Pediatric Critical Care Medicine Physician | Philadelphia, PA | 2024 |
| Meghan Siegfried, WHNP-BC | 1174301816 | Women's Health Nurse Practitioner | Silver Spring, MD | 2023 |
| Meghan Siegfried, LSW | 1366813222 | Social Worker | Canton, OH | 2015 |
| Melanie Siegfried, LMFT | 1972078079 | Marriage & Family Therapist | Allentown, PA | 2018 |
| Melissa Siegfried, PA-C | 1538519558 | Physician Assistant | Enola, PA | 2016 |
| Michael Siegfried, M.D. | 1013918523 | Diagnostic Radiology Physician | Park Ridge, IL | 2005 |
| Michele Siegfried, LCSW | 1285125237 | Clinical Social Worker | Reading, PA | 2018 |
| Natalie Siegfried, DO | 1457960247 | Emergency Medicine Physician | Norman, OK | 2020 |
| Nicole Siegfried, PHD | 1174805287 | Clinical Psychologist | Columbiana, AL | 2011 |
| Rachel Siegfried, PHD | 1629793245 | Clinical Psychologist | New York, NY | 2022 |
| Renee Siegfried, RD | 1871333682 | Registered Dietitian | Nogales, AZ | 2024 |
| Richard Siegfried, DC | 1194813311 | Chiropractor | Lodi, CA | 2006 |
| Richard Siegfried, M.D. | 1366522682 | Pain Medicine Physician | La Crosse, WI | 2006 |
| Robert Siegfried, PHARMD | 1114280385 | Pharmacist | Seattle, WA | 2012 |
| Ryan Siegfried, RCP | 1700497104 | Pulmonary Function Technologist Certified Respiratory Therapist | Oklahoma City, OK | 2020 |
| Sandra Siegfried, CPSS | 1205432929 | Peer Specialist | Camden, SC | 2020 |
| Sara Siegfried, ARNP | 1467941120 | Nurse Practitioner | Daytona Beach, FL | 2018 |
| Sarah Siegfried, NP | 1003164021 | Pediatric Nurse Practitioner | Rochester, NY | 2012 |
| Sarah Siegfried | 1649598129 | Pharmacist | Cheshire, CT | 2010 |
| Shani Siegfried, NP | 1457134272 | Family Nurse Practitioner | Lakewood, NJ | 2023 |
| Sharon Siegfried, BA | 1790077188 | Counselor | Lebanon, PA | 2011 |
| Shawna Siegfried, M.A., LLPC | 1124454103 | Professional Counselor | Grand Rapids, MI | 2013 |
| Sibyl Siegfried, M.D. | 1780827568 | Family Medicine Physician | Seattle, WA | 2009 |
| Susan Siegfried, LPN | 1376035014 | Licensed Practical Nurse | Cambridge, MA | 2018 |
| Susan Siegfried, O.T. | 1871621391 | Occupational Therapist | Milwaukee, WI | 2007 |
| Sylvia Siegfried, M.D. | 1447363478 | Obstetrics & Gynecology Physician | Lake Worth, FL | 2006 |
| Timothy Siegfried, DPM | 1164536256 | Foot & Ankle Surgery Podiatrist | Owasso, OK | 2006 |
| Tracy Siegfried, M.D. | 1366598591 | Internal Medicine Physician | Laguna Hills, CA | 2007 |
| Vicki Siegfried, CRNP | 1063756369 | Family Nurse Practitioner | Allentown, PA | 2012 |
| Virginia Siegfried, M.D. | 1548215932 | Gynecology Physician | Santa Barbara, CA | 2006 |
| William Siegfried, M.D. | 1821162041 | Psychiatry Physician | Fresno, CA | 2006 |
| Zachary Siegfried | 1740942473 | Audiologist | Bronx, NY | 2021 |
| Roy Siegfriedt, LCPC | 1457549834 | Professional Counselor | Randolph, ME | 2007 |
| Abigail Sieggreen | 1962140475 | Behavior Analyst | Grand Rapids, MI | 2022 |
| Mary Sieggreen, CNP | 1699894428 | Nurse Practitioner | Detroit, MI | 2007 |
| Mary Alice Sieggreen Dombrowski, CFNP | 1346203643 | Family Nurse Practitioner | Cleveland, OH | 2006 |
| Odette Siegha | 1821343658 | Home Health Aide | Hyattsville, MD | 2012 |
| Jolanta Siegien, M.D. | 1124066683 | Hospitalist Physician | Dickson, TN | 2006 |
| Sandra Siegienski, SPEECH LANGUAGE PATH | 1932290830 | Speech-Language Pathologist | Milwaukie, OR | 2006 |
| Aubrey Siegismund, M.S., CCC-SLP | 1740124809 | Speech-Language Pathologist | Appleton City, MO | 2026 |
| Gabrielle Siegismund | 1295249324 | Behavior Technician | Draper, UT | 2017 |
| Donna Siegl, CMT | 1558431007 | Contractor | West Bend, WI | 2006 |
| Dorothy Siegl, MSW ACSW | 1629151253 | Clinical Social Worker | Dearborn, MI | 2006 |
| Julia Siegl, MT | 1275144503 | Music Therapist | Seattle, WA | 2020 |
| Kerrie Siegl, LMFT | 1760784292 | Marriage & Family Therapist | Fishers, IN | 2010 |
| Linda Siegl, FNP | 1124002928 | Family Nurse Practitioner | Scotts Hill, TN | 2005 |
| Lisa Siegl | 1467874826 | Physical Therapist | Tampa, FL | 2014 |
| Melissa Siegl, LVN | 1093157190 | Licensed Vocational Nurse | Costa Mesa, CA | 2013 |
| Michael Siegl, PT | 1831168491 | Physical Therapist | Ashland, OR | 2006 |
| Natalie Siegl | 1548902356 | Behavior Technician | Corona, CA | 2022 |
| Nigella Siegl, NP | 1942819594 | Nurse Practitioner | Charlotte, NC | 2020 |
| Walter Siegl, LMSW | 1720257207 | Clinical Social Worker | Detroit, MI | 2008 |
| Tammy Sieglaff, OTR | 1982001442 | Occupational Therapist | Waukesha, WI | 2014 |
| Amanda Siegle, PHARMD | 1851790281 | Pharmacist | Fort Dodge, IA | 2014 |
| Angela Siegle, LPC | 1184781643 | Professional Counselor | Shoreview, MN | 2007 |
| Ann Siegle | 1104188135 | Specialist | Cortland, NY | 2012 |
| Arthur Siegle, RPH | 1164556148 | Pharmacist | Boulder, CO | 2007 |
| Brett Siegle, MD | 1689055667 | Family Medicine Physician | Council Grove, KS | 2015 |
| Brianna Siegle, PA-C | 1073207148 | Endocrinology, Diabetes & Metabolism Physician | Scottsdale, AZ | 2023 |
| Chelsea Siegle | 1386368413 | Behavior Technician | Burnsville, MN | 2022 |
| Christian Siegle, OMS II, DO | 1114761541 | Student in an Organized Health Care Education/Training Program | Tulsa, OK | 2024 |
| Elizabeth Siegle | 1619350709 | Pharmacist | Muncie, IN | 2015 |
| Jaden Siegle, OTD | 1760309306 | Occupational Therapist | Omaha, NE | 2026 |
| Jennifer Siegle, RN, CPNP | 1023064169 | Pediatric Nurse Practitioner | Philadelphia, PA | 2006 |
| Jennifer Siegle, PA | 1215110465 | Physician Assistant | Stillwater, MN | 2007 |
| Jessica Siegle, CNP | 1558093104 | Gerontology Nurse Practitioner | Grand Rapids, MI | 2022 |
| John Siegle, M.D. | 1306918594 | Anesthesiology Physician | Portland, ME | 2006 |
| John Siegle, MD | 1710073044 | Obstetrics & Gynecology Physician | Ada, OK | 2006 |
| Krystal Siegle, R.N. | 1184020125 | Home Health Registered Nurse | Duluth, MN | 2014 |
| Laura Siegle, RN | 1174477764 | Registered Nurse | Minneapolis, MN | 2026 |
| Lora Siegle, M.D. | 1407815376 | Family Medicine Physician | Council Grove, KS | 2006 |
| Robert Siegle, MD | 1992762819 | Diagnostic Radiology Physician | Philadelphia, PA | 2006 |
| Ronald Siegle, MD | 1780669044 | Dermatology Physician | Westerville, OH | 2005 |
| Stephanie Siegle | 1417588781 | Behavior Technician | Hayward, CA | 2020 |
| Stephen Siegle, PT | 1245788744 | Physical Therapist | New Ulm, MN | 2016 |
| Stephen Siegle, M.D. | 1821055302 | Internal Medicine Physician | Torrance, CA | 2006 |
| Steven Siegle, PSY.D. | 1700801925 | Mental Health Counselor | Menomonie, WI | 2006 |
| Warner Siegle, DPM | 1649587320 | Foot & Ankle Surgery Podiatrist | Sellersville, PA | 2010 |
| William Siegle, LPC, LCAS | 1326209503 | Mental Health Counselor | Okeechobee, FL | 2008 |
| Barbara Siegle-Letterly, PC | 1760532212 | Professional Counselor | Fostoria, OH | 2007 |
| Jane Sieglein, LGPC | 1326840935 | Counselor | Catonsville, MD | 2025 |
| Stephen Sieglein | 1457212896 | Homemaker | Martinsburg, WV | 2025 |
| Abbey Siegler, PHARMD | 1649607227 | Pharmacist | Tucson, AZ | 2013 |
| Alexis Siegler | 1689590515 | Student in an Organized Health Care Education/Training Program | Atlanta, GA | 2026 |
| Allen Siegler, LICSW, BCD | 1689600868 | Clinical Social Worker | Dickinson, ND | 2006 |
| Amy Siegler, NP-C | 1073936506 | Family Nurse Practitioner | Oxford, OH | 2014 |
| Amy Siegler, OTD, OTR/L, BOCO | 1811325616 | Occupational Therapist | Hendersonville, NC | 2013 |
| Andrew Siegler, LPCC | 1144692906 | Professional Counselor | Fairfield, OH | 2015 |
| Beth Siegler, M.D. | 1700820404 | Anesthesiology Physician | Beverly Hills, CA | 2006 |
| Beverly Siegler | 1699167460 | Counselor | Kennett, MO | 2015 |
| Carlotta Siegler | 1538933965 | Counselor | Orangeburg, SC | 2023 |
| Catherine Siegler | 1770052938 | Geriatric Physical Therapist | Canton, MI | 2018 |
| Charles Siegler, MD | 1225015969 | Diagnostic Radiology Physician | Huntington, WV | 2005 |
| Christopher Siegler, PHARMD | 1902397938 | Pharmacist | Chicago, IL | 2018 |
| Cindy Siegler, LCSW | 1770514010 | Clinical Social Worker | Decatur, GA | 2006 |
| David Siegler, MD | 1356436000 | Neurology with Special Qualifications in Child Neurology Physician | Tulsa, OK | 2006 |
| David Siegler, O.D. | 1568412336 | Optometrist | Iron Mountain, MI | 2006 |
| Dawn Siegler, LMT | 1841662475 | Massage Therapist | Aurora, IL | 2015 |
| Deborah Siegler | 1295071835 | Speech/Language/Hearing Specialist/Technologist | Kew Gardens, NY | 2013 |
| Dennis Siegler | 1174687743 | Obstetrics & Gynecology Physician | Palo Alto, CA | 2006 |
| Dorothy Siegler, L.M.T. | 1457475345 | Massage Therapist | Parrish, FL | 2007 |
| Elisabeth Siegler, MD | 1326038787 | Orthopaedic Surgery Physician | Santa Cruz, CA | 2005 |
| Emily Siegler, LPC | 1477324499 | Mental Health Counselor | Austin, TX | 2024 |
| Emily Siegler, MD | 1841941937 | Surgery Physician | Rochester, MN | 2022 |
| Ethan Siegler, BCBA | 1073389599 | Behavior Analyst | Chandler, AZ | 2023 |
| Eugenia Siegler, MD | 1548357635 | Internal Medicine Physician | New York, NY | 2006 |
| Fallon Siegler | 1013668045 | Rehabilitation Practitioner | Huntington Park, CA | 2022 |
| Faye Siegler, NP,CNM | 1104984541 | Advanced Practice Midwife | Fremont, CA | 2006 |
| Geraldine Siegler, M.A. | 1467619668 | Mental Health Counselor | Quincy, MA | 2008 |
| Hailee Siegler | 1346133857 | Behavior Technician | Kingsford, MI | 2025 |
| Halle Siegler | 1750269874 | Mental Health Counselor | Osseo, MN | 2025 |
| Howard Siegler, DDS | 1245324441 | Oral and Maxillofacial Surgery (Dentist) | Fair Lawn, NJ | 2006 |
| James Siegler, MD | 1104265529 | Neurology Physician | Chicago, IL | 2013 |
| Jason Siegler, CP | 1730488719 | Prosthetist | Fletcher, NC | 2011 |
| Jeffrey Siegler, MD | 1790043784 | Emergency Medicine Physician | Saint Louis, MO | 2012 |
| Jessica Siegler, M.D. | 1578925020 | Obstetrics & Gynecology Physician | Munster, IN | 2016 |
| John Siegler, PSY.D. | 1881931962 | Clinical Psychologist | Lansdale, PA | 2013 |
| Joseph Siegler, M.D. | 1679678817 | Specialist | Chicago, IL | 2006 |
| Joyce Siegler, M.A.CCC-SLP | 1699052282 | Speech-Language Pathologist | Bethpage, NY | 2011 |
| Judith Siegler, PH.D., LMFT | 1407071210 | Marriage & Family Therapist | Melbourne, FL | 2007 |
| Kate Siegler, DDS | 1295990802 | Pediatric Dentistry | Red Bank, NJ | 2008 |
| Kimberly Siegler | 1720787369 | Licensed Practical Nurse | Farmington Hills, MI | 2023 |
| Kirstin Siegler, LCSW | 1447491246 | Clinical Social Worker | Chicago, IL | 2009 |
| Lawrence Siegler, MFT | 1700804226 | Mental Health Counselor | San Luis Obispo, CA | 2006 |
| Margaret Siegler | 1881116192 | Speech-Language Pathologist | Moorestown, NJ | 2017 |
| Mark Siegler | 1407919913 | Internal Medicine Physician | Chicago, IL | 2006 |
| Meghan Siegler | 1871280982 | Mental Health Counselor | Concord, NH | 2023 |
| Melisa Siegler, M.S.,C.G.C. | 1417947136 | Genetic Counselor (M.S.) | Madison, WI | 2005 |
| Michelle Siegler, CAC | 1053271999 | Addiction (Substance Use Disorder) Counselor | Vero Beach, FL | 2025 |
| Nora Siegler | 1639019870 | Student in an Organized Health Care Education/Training Program | Sacramento, CA | 2026 |
| Pnina Siegler, M.A. | 1033557335 | Speech-Language Pathologist | Merion Station, PA | 2013 |
| Rebecca Siegler, PT, DPT | 1730780289 | Physical Therapist | Littleton, CO | 2020 |
| Richard Siegler, D.C | 1336362540 | Chiropractor | Aventura, FL | 2007 |
| Richard Siegler, MD | 1831140862 | Anatomic Pathology & Clinical Pathology Physician | Erie, PA | 2006 |
| Roland Siegler, MD | 1306832761 | Family Medicine Physician | Arlington, TX | 2005 |
| Samantha Siegler | 1013450592 | Specialist | Bohemia, NY | 2016 |
| Samuel Siegler, MD | 1376594416 | Emergency Medicine Physician | Southington, CT | 2006 |
| Sharon Siegler | 1306452495 | Marriage & Family Therapist | Sebastopol, CA | 2020 |
| Stacie Siegler, LPC | 1073635033 | Professional Counselor | Arvada, CO | 2007 |
| Steve Siegler, MD | 1366439739 | Family Medicine Physician | Arlington, TX | 2005 |
| Susan Siegler, M.S. | 1477867653 | School Psychologist | Farmington, ME | 2010 |
| Virginia Siegler | 1750775029 | Rehabilitation Practitioner | El Monte, CA | 2015 |
| Wilby Siegler, APRN | 1205385630 | Psychiatric/Mental Health Nurse Practitioner | Fayetteville, AR | 2016 |
| Zachary Siegler, DDS | 1811560766 | Endodontics | Tulsa, OK | 2021 |
| Marcy Siegler Lederman | 1710302864 | Community Health Worker | North Miami, FL | 2014 |
| Samuel Siegler,ii, M.D. | 1720162076 | Family Medicine Physician | Houston, TX | 2006 |
| Bruce Siegling, OD | 1487674305 | Optometrist | Watertown, SD | 2006 |
| Jessica Siegling | 1457078479 | Licensed Practical Nurse | Salt Rock, WV | 2022 |
| Ruth Siegling, RN | 1639518582 | Registered Nurse | North Merrick, NY | 2013 |
| Emily Sieglinger, APRN | 1598208621 | Family Nurse Practitioner | Lebanon, NH | 2016 |
| Madeline Sieglinger, PA | 1871478800 | Physician Assistant | Charlottesville, VA | 2025 |
| Nicole Sieglitz, M.A., CCC-SLP | 1982722328 | Speech-Language Pathologist | Glendale, AZ | 2007 |
| Aaron Siegman | 1306703582 | Specialist | Sacramento, CA | 2026 |
| Andrea Siegman, LMFT | 1942381736 | Marriage & Family Therapist | Los Angeles, CA | 2006 |
| Anita Siegman, PHD | 1689881542 | Clinical Psychologist | Los Angeles, CA | 2007 |
| Ashley Siegman, APRN | 1275188567 | Women's Health Nurse Practitioner | Omaha, NE | 2019 |
| Bridgett Siegman, LMSW | 1053118208 | Clinical Social Worker | Independence, MO | 2025 |
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).