Providers Melissa Siebert to Rachel Sieferd, M.A. LLP
300 individual NPIs in the federal registry, part 20,168 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 |
|---|---|---|---|---|
| Melissa Siebert | 1912826348 | Mental Health Counselor | Mechanicsville, VA | 2026 |
| Metta Siebert, NP | 1073959979 | Critical Care Pediatric Nurse Practitioner | Kansas City, MO | 2013 |
| Michael Siebert, OD | 1932141850 | Optometrist | Spartanburg, SC | 2006 |
| Michelle Siebert, BCBA | 1619409760 | Behavior Analyst | Medford, NJ | 2017 |
| Michelle Siebert, PT, MPT | 1760962203 | Physical Therapist | Louisville, KY | 2018 |
| Mitzi Siebert, NURSE PRACTITIONER | 1962497768 | Ambulatory Women's Health Care Registered Nurse | West Valley City, UT | 2005 |
| Nichole Siebert, MSAT, LAT, ATC | 1932988383 | Athletic Trainer | Appleton, WI | 2023 |
| Paul Siebert, M.D. | 1154337236 | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | Peoria, IL | 2006 |
| Paul Siebert, MD | 1619395191 | Infectious Disease Physician | Denver, CO | 2014 |
| Pernille Siebert, LMFT | 1043676760 | Mental Health Counselor | Santa Barbara, CA | 2016 |
| Philip Siebert, DPM | 1710968813 | Foot & Ankle Surgery Podiatrist | Springfield, IL | 2005 |
| Phyllis Siebert, LCPC, CADC | 1306185988 | Professional Counselor | Hanover Park, IL | 2013 |
| Rachel Siebert | 1720493679 | Clinical Social Worker | Grand Rapids, MI | 2014 |
| Remington Siebert, D.C. | 1972352961 | Chiropractor | Marshall, MO | 2024 |
| Renee Siebert | 1417449000 | Clinical Social Worker | Rocky Point, NY | 2018 |
| Richard Siebert, M.D. | 1205985157 | Internal Medicine Physician | Lake Forest, IL | 2007 |
| Rolisia Siebert, MA LLPC | 1629217666 | Professional Counselor | Garden City, MI | 2009 |
| Roxanne Siebert, MS, RDN | 1790588630 | Registered Dietitian | Richmond, CA | 2025 |
| Ryan Siebert, M.D. | 1780968198 | Diagnostic Radiology Physician | Cape Girardeau, MO | 2011 |
| Sally Siebert, FNP PNP | 1689665333 | Pediatric Nurse Practitioner | Lexington, KY | 2005 |
| Samantha Siebert, DPT | 1154660116 | Physical Therapist | Rio Rancho, NM | 2013 |
| Sara Siebert, OD | 1841778115 | Optometrist | Quincy, IL | 2018 |
| Sarah Siebert, LPC | 1033664024 | Mental Health Counselor | Green Bay, WI | 2016 |
| Sean Siebert | 1215426366 | Diagnostic Radiology Physician | Englewood, CO | 2018 |
| Shania Siebert | 1053034751 | Psychologist | Fort Worth, TX | 2022 |
| Sharon Siebert | 1316500127 | Speech-Language Pathologist | Saint Louis, MO | 2019 |
| Shirley Siebert, L.AC. | 1396076840 | Acupuncturist | San Mateo, CA | 2010 |
| Stephen Siebert, MD, MPH | 1245436484 | Forensic Psychiatry Physician | Towson, MD | 2007 |
| Stephen Siebert, CRNA | 1487714861 | Certified Registered Nurse Anesthetist | Columbia, MO | 2006 |
| Stephen Siebert | 1528505567 | Athletic Trainer | Lynchburg, VA | 2017 |
| Steven Siebert, CO | 1669996153 | Orthotist | Baltimore, MD | 2017 |
| Suzanne Siebert | 1083200323 | Athletic Trainer | Melbourne, FL | 2020 |
| Tamara Siebert, MS-CCC/SLP | 1285143107 | Speech-Language Pathologist | Vandalia, IL | 2017 |
| Tamara Siebert, SLP | 1386837383 | Speech-Language Pathologist | Valley Center, KS | 2007 |
| Tatum Siebert, M.ED | 1528389566 | Clinical Psychologist | Boston, MA | 2010 |
| Taylor Siebert | 1679300479 | Speech-Language Pathologist | Bonne Terre, MO | 2024 |
| Taylor Siebert, DO | 1851032270 | Pediatrics Physician | Saint Louis, MO | 2022 |
| Trisha Siebert, CRNA | 1629367370 | Certified Registered Nurse Anesthetist | Spokane, WA | 2011 |
| Tyler Siebert | 1245979673 | Physical Therapist | Tinley Park, IL | 2022 |
| Vincent Siebert, M.D. | 1477089514 | Interventional Cardiology Physician | Naples, FL | 2017 |
| Walter Siebert, LSCSW, LCAC | 1558760983 | Clinical Social Worker | Mayetta, KS | 2014 |
| Whitney Siebert | 1912299207 | Case Manager/Care Coordinator | Paragould, AR | 2011 |
| William Siebert, M.D. | 1962465765 | Infectious Disease Physician | Houston, TX | 2006 |
| Gabrielle Siebert-Capone, MD | 1124721790 | Student in an Organized Health Care Education/Training Program | Rochester, NY | 2023 |
| Julie Siebert-Einsle, RBT-17-45401 | 1528557493 | Behavior Technician | Aurora, IL | 2018 |
| Ana Siebert-Ralstin | 1417111907 | Case Manager/Care Coordinator | Vacaville, CA | 2008 |
| Cara Sieberth, PT | 1437576691 | Specialist | Cleveland, OH | 2014 |
| James Sieberth, D.D.S., M.S. | 1255461992 | Orthodontics and Dentofacial Orthopedics Dentistry | Baton Rouge, LA | 2007 |
| Brandi Siebertz, M.S. | 1659574804 | Professional Counselor | Meridian, ID | 2007 |
| Maegan Siebertz | 1346973575 | Medical Technologist | Houston, TX | 2022 |
| Amy Siebes, ANP | 1225098197 | Adult Health Nurse Practitioner | Kansas City, MO | 2006 |
| Arthur Siebesian, MFT | 1861985996 | Marriage & Family Therapist | Gardena, CA | 2018 |
| Graziella Siebesian, MFT T BA | 1689169336 | Marriage & Family Therapist | Columbus, OH | 2018 |
| Koya Siebie | 1487494233 | Doula | Atlanta, GA | 2024 |
| Philip Siebigteroth, PHARM.D. | 1669451068 | Pharmacist | Whiteriver, AZ | 2006 |
| Abbey Siebler, PLMHP | 1891929717 | Mental Health Counselor | Lincoln, NE | 2009 |
| Alisha Siebler | 1760967467 | Behavior Technician | Visalia, CA | 2018 |
| Bradley Siebler, PT | 1528338696 | Physical Therapist | Omaha, NE | 2012 |
| Justin Siebler, MD | 1659599264 | Orthopaedic Surgery Physician | Omaha, NE | 2007 |
| Laurie Siebler, M.A. | 1043679608 | Mental Health Counselor | Yakima, WA | 2016 |
| Sara Siebler | 1326347857 | Community Health Worker | Omaha, NE | 2011 |
| Jennifer Siebo | 1053851121 | Family Nurse Practitioner | Columbia, SC | 2017 |
| Amanda Siebold, LMSW | 1598354193 | Clinical Social Worker | Annapolis, MD | 2021 |
| Amber Siebold, MA, LPC | 1104577881 | Mental Health Counselor | Galena Park, TX | 2022 |
| Amy Siebold | 1003341785 | Behavior Analyst | Nashville, TN | 2017 |
| Angela Siebold, DNP, FNP-BC | 1588271894 | Family Nurse Practitioner | Rockford, IL | 2020 |
| Cathy Siebold, DSW, LCSW | 1972727675 | Clinical Social Worker | Cambridge, MA | 2007 |
| Dorothea Siebold, MS, MA, CGC | 1437817095 | Genetic Counselor (M.S.) | Nashville, TN | 2021 |
| Earlene Siebold, MD | 1134101157 | Ophthalmology Physician | Rochester, NY | 2005 |
| Ernest Frederick Siebold, D.O. | 1417958463 | Pediatric Adolescent Medicine Physician | Newark, DE | 2005 |
| Hailey Siebold | 1376409433 | Counselor | Lakewood, CO | 2026 |
| Jennifer Siebold, CPNP | 1184620445 | Pediatric Nurse Practitioner | Portland, OR | 2005 |
| Jessica Siebold | 1669182341 | Clinical Social Worker | Westerville, OH | 2022 |
| Judi Siebold, NP | 1710307343 | Psychiatric/Mental Health Nurse Practitioner | Poughkeepsie, NY | 2014 |
| Karin Siebold, LMBT, CST-D, MLD-C | 1174244685 | Massage Therapist | Southport, NC | 2022 |
| Kayla Siebold | 1922769850 | Behavior Analyst | Cary, NC | 2022 |
| Leah Siebold | 1871819623 | Pediatric Gastroenterology Physician | Pittsburgh, PA | 2010 |
| Lorraine Siebold, MD | 1134972888 | Neurology Physician | Rochester, MN | 2024 |
| Megan Siebold | 1447181847 | Physical Therapy Assistant | Manitowoc, WI | 2026 |
| Richard Siebold, M.D. | 1952423949 | Orthopaedic Surgery Physician | Los Angeles, CA | 2007 |
| Robin Siebold | 1366055592 | Mental Health Counselor | Lake Mary, FL | 2020 |
| Sarah Siebold, IBCLC | 1164061206 | Lactation Consultant (Non-RN) | Los Angeles, CA | 2020 |
| Shannon Siebold | 1295690568 | Physician Assistant | Pittsburgh, PA | 2025 |
| Sharon Siebold, DPM | 1770779712 | Podiatrist | Linwood, NJ | 2007 |
| Suni Siebold, RBT | 1801716519 | Behavior Technician | Elizabeth City, NC | 2026 |
| Tracey Siebold, M,S., CCC/SLP, CED | 1023294824 | Speech-Language Pathologist | Corpus Christi, TX | 2008 |
| Tracy Siebold, APRN | 1568946697 | Pediatric Nurse Practitioner | Lakeland, FL | 2018 |
| Abbie Sieboldt | 1437991494 | Speech-Language Pathologist | Opelika, AL | 2024 |
| Kent Sieboldt, O.D. | 1295733137 | Optometrist | Brandon, FL | 2005 |
| Lori Sieboldt, MD | 1053409623 | Emergency Medicine Physician | Evansville, IN | 2006 |
| Cameron Siebor, LCMHCA | 1922980754 | Mental Health Counselor | Greenville, NC | 2025 |
| Samantha Siebor | 1649954207 | Speech-Language Pathologist | King Of Prussia, PA | 2023 |
| Lori Sieborg | 1679382733 | Personal Care Attendant | Omaha, NE | 2025 |
| Corinne Siebott, BCBA | 1144784141 | Behavior Analyst | Bloomington, IN | 2019 |
| Jessica Siebrandt | 1770384505 | Registered Nurse | Omaha, NE | 2025 |
| Julie Siebrandt | 1639984487 | Licensed Practical Nurse | Norfolk, NE | 2025 |
| Marti Siebrandt, RDN | 1992330302 | Registered Dietitian | Mc Cook, NE | 2020 |
| Alisa Siebrasse | 1689294084 | Internal Medicine Physician | Chapel Hill, NC | 2020 |
| Ashley Siebrasse, MS | 1720778624 | Professional Counselor | Spearfish, SD | 2023 |
| Edwin Siebrasse, D.D.S. | 1649362906 | General Practice Dentistry | Stuart, IA | 2006 |
| Jonathan Siebrasse, D.D.S. | 1174614358 | General Practice Dentistry | Parsons, KS | 2006 |
| Amy Siebrecht, RN | 1225332893 | Nurse Practitioner | Rochester, MN | 2010 |
| Bailey Siebrecht | 1174156772 | Athletic Trainer | Cedar Rapids, IA | 2020 |
| Clair Siebrecht | 1073885943 | Community Health Worker | Evanston, WY | 2012 |
| Dillon Siebrecht | 1356139968 | Behavior Technician | Joint Base Lewis McChord, WA | 2025 |
| Liberty Siebrecht | 1801326186 | Speech-Language Pathologist | Beaver Dam, WI | 2017 |
| Mark Siebrecht, D.P.M. | 1295724243 | Foot & Ankle Surgery Podiatrist | Marengo, IA | 2005 |
| Michelle Siebrecht, PA | 1346351970 | Physician Assistant | Ida Grove, IA | 2006 |
| Barton Siebring, MD | 1588686687 | Emergency Medicine Physician | Martinsville, VA | 2006 |
| Kiley Siebs, PHARMD | 1194447615 | Pharmacist | Overland Park, KS | 2022 |
| Morgan Siebs, MD | 1841934080 | Student in an Organized Health Care Education/Training Program | Harrisburg, NC | 2022 |
| Roswitha Siebu-Baker, NP, RN | 1063154813 | Registered Nurse | Bethesda, MD | 2022 |
| Alexia Siebuhr | 1790338861 | Case Manager/Care Coordinator | Eureka, CA | 2019 |
| Audrey Siebuhr, O.T.R. | 1518144500 | Occupational Therapist | Haysville, KS | 2008 |
| Jenny Siebuhr | 1326800442 | Behavior Technician | Gardena, CA | 2024 |
| Karl Siebuhr, M.D. | 1972659183 | Orthopaedic Surgery Physician | Ocala, FL | 2007 |
| Lauren Siebuhr | 1750240669 | Doula | Shawnee, KS | 2026 |
| Sandra Siebuhr, LICENSED NURSE | 1760348288 | Licensed Practical Nurse | Albuquerque, NM | 2025 |
| Cory Sieburg, NP | 1396119806 | Pediatric Nurse Practitioner | Madison, WI | 2015 |
| Giles Sieburg | 1144696386 | Marriage & Family Therapist | Syracuse, NY | 2015 |
| Rebecca Sieburth, M.D. | 1760846257 | Ophthalmology Physician | New York, NY | 2016 |
| Brittani Siebzener, OTR/L | 1568076461 | Occupational Therapist | Brooklyn, NY | 2020 |
| Devorah Siebzener, DPT | 1881570448 | Pediatric Physical Therapist | Brooklyn, NY | 2025 |
| Rebecca Siebzener | 1215813654 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2025 |
| Toni Siebzener, OTR/L | 1902495542 | Occupational Therapist | Brooklyn, NY | 2021 |
| Shauna Siech | 1053183681 | Pharmacist | Bismarck, ND | 2023 |
| Kathleen Siechen, MD | 1821043894 | Anatomic Pathology & Clinical Pathology Physician | Saint Paul, MN | 2006 |
| Stephanie Siechen, PA | 1215209028 | Physician Assistant | New Hartford, NY | 2012 |
| Diana Sieciechowicz, MD | 1508192048 | Neurology with Special Qualifications in Child Neurology Physician | Winfield, IL | 2009 |
| Amanda Siecinski, OTR/L | 1558022871 | Occupational Therapist | Bloomfield Hills, MI | 2022 |
| Deanna Siecinski | 1144345885 | Counselor | Murray, UT | 2007 |
| Joseph Siecinski, PTA | 1932146156 | Physical Therapy Assistant | McHenry, IL | 2006 |
| Alanna Sieck, LICSW | 1861685513 | Clinical Social Worker | Newton, MA | 2007 |
| Amanda Sieck, LCSW | 1528773520 | Clinical Social Worker | Brandon, SD | 2023 |
| Amanda Sieck, DPT | 1649012709 | Physical Therapist | Wakefield, RI | 2024 |
| Ashton Sieck | 1851211379 | Assistant Behavior Analyst | San Antonio, TX | 2026 |
| Barbara Sieck, PHD | 1144699364 | Counseling Psychologist | Milwaukee, WI | 2015 |
| Blake Sieck | 1427800580 | Student in an Organized Health Care Education/Training Program | Sylmar, CA | 2024 |
| Breanna Sieck | 1154839025 | Mental Health Counselor | Denver, CO | 2018 |
| Brian Sieck, MD | 1427052307 | Plastic Surgery within the Head & Neck (Otolaryngology) Physician | La Crosse, WI | 2005 |
| Christian Sieck, M.D. | 1811989619 | Family Medicine Physician | Norman, OK | 2005 |
| Cynthia Sieck, PHARM.D. | 1225211147 | Pharmacotherapy Pharmacist | Portland, OR | 2007 |
| Deidra Sieck, MD | 1952097453 | Family Medicine Physician | Saint Cloud, MN | 2023 |
| Elisha Sieck, LMHP | 1285716449 | Mental Health Counselor | Lincoln, NE | 2006 |
| Eric Sieck, MD | 1124091327 | Ophthalmology Physician | Quincy, IL | 2006 |
| Erin Sieck, MD | 1649664129 | Glaucoma Specialist (Ophthalmology) Physician | Saint Louis, MO | 2015 |
| Katherine Sieck | 1346046935 | Personal Care Attendant | Grand Island, NE | 2025 |
| Kathryn Sieck, MSW, LISW | 1083079438 | Clinical Social Worker | Randalia, IA | 2015 |
| Kevin Sieck, MD | 1639190770 | Internal Medicine Physician | Pampa, TX | 2006 |
| Leah Sieck, MD | 1306008743 | Diagnostic Radiology Physician | Cleveland, OH | 2008 |
| Lindsey Sieck, MS CCC-SLP | 1649779463 | Speech-Language Pathologist | La Grange Highlands, IL | 2018 |
| Lonnie Sieck, DDS | 1316982937 | General Practice Dentistry | Edenton, NC | 2006 |
| Malea Sieck, MD | 1588506257 | Student in an Organized Health Care Education/Training Program | Orlando, FL | 2026 |
| Marissa Sieck | 1003641184 | Student in an Organized Health Care Education/Training Program | Albuquerque, NM | 2024 |
| Peter Sieck | 1780552224 | Behavior Technician | Ankeny, IA | 2025 |
| Sandra Sieck, MD | 1528609039 | Internal Medicine Physician | La Crosse, WI | 2019 |
| Shannon Sieck, LICSW | 1104114248 | Clinical Social Worker | Lincoln, NE | 2011 |
| Shayla Sieck | 1902547052 | Behavior Technician | Atascadero, CA | 2022 |
| Susan Sieck | 1588478119 | Personal Care Attendant | Lincoln, NE | 2025 |
| Teresa Sieck, P.A. | 1023090719 | Medical Physician Assistant | West Des Moines, IA | 2005 |
| Nancy Sieck-Quillen, LCSW | 1932358926 | School Social Worker | Felton, DE | 2008 |
| Amanda Siecke | 1134017544 | Personal Care Attendant | West Point, NE | 2025 |
| Anna Siecke | 1497567705 | Chore Provider | Pilger, NE | 2025 |
| Jacie Siecke | 1770381568 | Personal Care Attendant | Norfolk, NE | 2025 |
| Neil Siecke, MD | 1861444911 | Cardiovascular Disease Physician | Edmonds, WA | 2006 |
| Rebecca Siecke, PA | 1154599942 | Surgical Physician Assistant | Omaha, NE | 2008 |
| Skylar Siecker, MD | 1831922517 | Student in an Organized Health Care Education/Training Program | Las Vegas, NV | 2024 |
| Erika Sieckert, DPT | 1588726400 | Physical Therapist | Chula Vista, CA | 2006 |
| Matthew Sieckert, DPM | 1154171544 | Foot & Ankle Surgery Podiatrist | Framingham, MA | 2024 |
| Ann Sieckhaus, MS., LMFT | 1780721449 | Marriage & Family Therapist | Shelton, CT | 2007 |
| Arlette Sieckman, N.D., L.AC. | 1063664167 | Naturopath | Lake Oswego, OR | 2008 |
| Bradley Sieckman | 1083077184 | Pediatrics Physician | Greer, SC | 2016 |
| Jessica Sieckman, LPC | 1538929310 | Professional Counselor | Greenville, SC | 2024 |
| Kalene Sieckmann, SLP | 1861058034 | Speech-Language Pathologist | East Amherst, NY | 2019 |
| Paul Sieckmann, M.D. | 1841280856 | Family Medicine Physician | Scottsdale, AZ | 2005 |
| Jordyn Siecko | 1811485022 | Behavior Technician | Houston, TX | 2018 |
| Jahnna Sieckowski | 1841916988 | Clinical Social Worker | Manchester, CT | 2022 |
| Elizabeth Sieczka, M.D. | 1902918774 | Plastic and Reconstructive Surgery Physician | New York, NY | 2006 |
| Mariah Sieczka | 1568304368 | Behavior Technician | Palmetto Bay, FL | 2026 |
| Daniel Sieczkiewicz, DPT | 1518290352 | Physical Therapist | Woburn, MA | 2009 |
| Paulina Sieczkowska, DNP | 1184168049 | Family Nurse Practitioner | Hamilton, NJ | 2016 |
| Alex Sieczkowski, DC | 1134630940 | Chiropractor | New Braunfels, TX | 2017 |
| Amy Sieczkowski, PT | 1093991333 | Physical Therapist | Storrs, CT | 2008 |
| Andrea Sieczkowski, AU.D. | 1891805008 | Audiologist | N Little Rock, AR | 2006 |
| Brian Sieczkowski, P.T. | 1477740553 | Physical Therapist | Little Rock, AR | 2007 |
| Donald Sieczkowski, DDS | 1225370687 | General Practice Dentistry | Yardley, PA | 2013 |
| Julia Sieczkowski, PA-C | 1871098103 | Physician Assistant | Cape May, NJ | 2018 |
| Kelli Sieczkowski, LCSW | 1740459460 | Clinical Social Worker | Flagstaff, AZ | 2008 |
| Kelly Sieczkowski, IBCLC, LPC | 1386318012 | Lactation Consultant (Non-RN) | Downers Grove, IL | 2021 |
| Kenneth Sieczkowski, CADC-III | 1154473809 | Addiction (Substance Use Disorder) Counselor | Elm Grove, WI | 2007 |
| Lisa Sieczkowski, M.D. | 1285649871 | Pediatrics Physician | Phoenix, AZ | 2006 |
| Marjolein Sieczkowski, LCSW | 1457850984 | Clinical Social Worker | Flagstaff, AZ | 2018 |
| Renee Sieczkowski, RPH | 1992020143 | Pharmacist | Hudson, NY | 2010 |
| Hamda Sied | 1235891334 | Day Training/Habilitation Specialist | Saint Cloud, MN | 2021 |
| Kayla Sied | 1487481917 | Behavior Technician | Canoga Park, CA | 2024 |
| Suzan Sied | 1942175161 | Personal Care Attendant | Las Vegas, NV | 2025 |
| Hedy Siedarta | 1659091437 | Primary Care Nurse Practitioner | Philadelphia, PA | 2022 |
| Leonard Siedband, M.D. | 1992754840 | Internal Medicine Physician | Niles, IL | 2006 |
| Cynthia Siedchlag | 1467379370 | Case Manager/Care Coordinator | Grand Forks, ND | 2026 |
| Caroline Siedel, PA-C | 1205712288 | Physician Assistant | Cleveland, OH | 2025 |
| Jean Siedel, D.O. | 1134448657 | Gynecologic Oncology Physician | Ann Arbor, MI | 2010 |
| Rebecca Siedel | 1922786623 | Behavior Technician | Mansfield, OH | 2023 |
| Melissa Siedell, RPH | 1952445678 | General Practice Physician | Aurora, CO | 2007 |
| Jessica Siedelmann | 1063133197 | Speech-Language Pathologist | Wylie, TX | 2022 |
| Amanda Siedem | 1962252312 | Student in an Organized Health Care Education/Training Program | Lebanon, NH | 2024 |
| Dena Siedenburg, RN | 1619599883 | Child & Adolescent Psychiatric/Mental Health Registered Nurse | Myrtle Beach, SC | 2020 |
| Eric Siedenburg, M.D | 1629006705 | Emergency Medicine Physician | Laguna Hills, CA | 2006 |
| Heather Siedenburg | 1144540964 | Pulmonary Disease Physician | New York, NY | 2010 |
| Kerri Siedenburg | 1366054900 | Behavior Analyst | Westfield, NJ | 2020 |
| Sandra Siedenburg | 1518473180 | Addiction (Substance Use Disorder) Counselor | Tehachapi, CA | 2017 |
| Sara Siedenburg, CPNP | 1063420446 | Registered Nurse | Milwaukee, WI | 2006 |
| Teresa Siedenburg | 1013864925 | Speech-Language Pathologist | San Diego, CA | 2026 |
| Vance Siedenburg, PA | 1114096831 | Physician Assistant | Scottsbluff, NE | 2006 |
| Tyler Siedentopp, DPT | 1588435101 | Physical Therapist | Glendora, CA | 2024 |
| Scott Sieder, PT | 1518255314 | Physical Therapist | Wheaton, IL | 2011 |
| Suzanne Sieder | 1760249072 | Behavior Technician | Arkadelphia, AR | 2024 |
| Elizabeth Sieders, PA-C | 1588042063 | Physician Assistant | Pendleton, OR | 2015 |
| Elizabeth Sieders, RN | 1619478153 | Community Health Registered Nurse | La Grande, OR | 2018 |
| Olivia Sieders | 1114806049 | Speech-Language Pathologist | Albuquerque, NM | 2025 |
| Judith Siedhoff | 1144102328 | Personal Care Attendant | Crete, NE | 2025 |
| Luke Siedhoff, MD | 1760273692 | Student in an Organized Health Care Education/Training Program | Omaha, NE | 2025 |
| Matthew Siedhoff, MD | 1710182779 | Gynecology Physician | Beverly Hills, CA | 2007 |
| Brooke Siedl | 1801489919 | Behavior Technician | Bloomington, IN | 2021 |
| Vicki Siedlack, N.P | 1689682262 | Nurse Practitioner | Sun City Center, FL | 2006 |
| Monika Siedlarz, MD | 1164719720 | Pediatrics Physician | Lockport, IL | 2011 |
| Kristin Siedlarz-Tabor | 1356174908 | Psychiatric/Mental Health Nurse Practitioner | Colorado Springs, CO | 2024 |
| Malory Siedle, PHARMD | 1801439971 | Pharmacist | Saint Louis, MO | 2019 |
| Teri Siedleck | 1154849123 | Speech-Language Pathologist | Tremont, IL | 2017 |
| Adam Siedlecki | 1457931834 | Student in an Organized Health Care Education/Training Program | Buffalo, NY | 2021 |
| Alan Siedlecki | 1477549475 | Allergy & Immunology Physician | Valley Stream, NY | 2005 |
| Alexandra Siedlecki | 1194201129 | Athletic Trainer | Waco, TX | 2018 |
| Alissa Siedlecki | 1659010312 | Occupational Therapist | Wellesley, MA | 2022 |
| Andrew Siedlecki, MD | 1417939802 | Ophthalmology Physician | Williamsville, NY | 2005 |
| Andrew Siedlecki, MD | 1578779831 | Nephrology Physician | Saint Petersburg, FL | 2007 |
| Andrew Siedlecki, M.D. | 1588028609 | Ophthalmology Physician | Williamsville, NY | 2016 |
| Ashley Siedlecki, APRN | 1275095200 | Acute Care Nurse Practitioner | Nashville, TN | 2019 |
| Bruce Siedlecki, M.D. | 1285628156 | Obstetrics & Gynecology Physician | Mtn Home, ID | 2005 |
| Charles Siedlecki, MD | 1588023113 | Internal Medicine Physician | Ann Arbor, MI | 2016 |
| Christi Siedlecki, RN | 1063354546 | Administrator Registered Nurse | Grants Pass, OR | 2026 |
| Chung Siedlecki, M.D. | 1992783211 | Military Health Care Provider | Lackland A F B, TX | 2006 |
| Diane Siedlecki, M.D. | 1265438923 | Internal Medicine Physician | Providence, RI | 2005 |
| Jennifer Siedlecki, PHARMD | 1093599201 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Chestnut Hill, MA | 2023 |
| Jodie Siedlecki, DDS | 1578676656 | Dentist | Parma, OH | 2006 |
| John Siedlecki, MD | 1316986664 | Family Medicine Physician | Midlothian, VA | 2006 |
| Keera Siedlecki | 1235596354 | Occupational Therapy Assistant | East Patchogue, NY | 2016 |
| Maja Siedlecki, MS | 1861200289 | Speech-Language Pathologist | Skokie, IL | 2024 |
| Mark Siedlecki, PT, DPT | 1124689542 | Physical Therapist | Williamsville, NY | 2019 |
| Michael Siedlecki, DPT | 1194830372 | Physical Therapist | Batavia, NY | 2006 |
| Michael Siedlecki, MD | 1205811361 | Nephrology Physician | St Petersburg, FL | 2005 |
| Samantha Siedlecki, MD | 1942663596 | Pediatrics Physician | Akron, OH | 2016 |
| Theodore Siedlecki, PH.D. | 1952396012 | Clinical Psychologist | Charlottesville, VA | 2005 |
| James Siedlecky, RN | 1619752631 | Registered Nurse | Binghamton, NY | 2023 |
| Daniel Siedler, MD | 1265584486 | Vascular & Interventional Radiology Physician | Redwood City, CA | 2007 |
| Hillary Siedler, PH.D. | 1619040243 | Psychologist | Asheville, NC | 2006 |
| John Siedler, EMT-B | 1053717983 | Basic Emergency Medical Technician | Jackson, NJ | 2014 |
| Kenneth Siedler, PSY.D., M.A. | 1578841953 | Clinical Psychologist | Dallas, TX | 2011 |
| Linnette Siedler, MSOT, OTR/L | 1023654571 | Occupational Therapist | West Chester, PA | 2019 |
| Patrick Siedler | 1366310617 | Personal Care Attendant | Omaha, NE | 2025 |
| Robert Siedler, D.O. | 1033522396 | Psychiatry Physician | Cleveland, OH | 2014 |
| Suzanne Siedler, NP | 1649397167 | Family Nurse Practitioner | San Diego, CA | 2007 |
| Krista Siedlick, AGACNP-BC | 1437698867 | Acute Care Nurse Practitioner | New York, NY | 2017 |
| Ronda Siedlicki, LPN | 1265683643 | Licensed Practical Nurse | Syracuse, NY | 2008 |
| Carri Siedlik, APRN | 1033349832 | Adult Health Nurse Practitioner | Omaha, NE | 2009 |
| Jamie Siedlik | 1639056229 | Occupational Therapist | Kansas City, MO | 2025 |
| Jenna Siedlik, LLC | 1255102646 | Mental Health Counselor | Oxford, MI | 2024 |
| Alan Siedman, O.D. | 1649275405 | Optometrist | Cherry Hill, NJ | 2005 |
| Kara Siedman, RD, CDE | 1114310703 | Registered Dietitian | Lakewood, CO | 2015 |
| Peter Siedman, O.D. | 1548312010 | Optometrist | Lake Worth, FL | 2007 |
| Laura Siedman-Albanese, MD | 1245310473 | Anesthesiology Physician | New York, NY | 2006 |
| Mark Siedner, MD | 1548429178 | Infectious Disease Physician | Boston, MA | 2008 |
| Yael Siedner Weintraub, MD | 1447065859 | General Practice Physician | Akron, OH | 2025 |
| Dana Siedor, RN | 1447747365 | Registered Nurse | Lewes, DE | 2018 |
| Katherine Siedor, PA | 1285013458 | Medical Physician Assistant | Lawrenceville, GA | 2015 |
| Billie Siedow | 1215795042 | Behavior Technician | Jupiter, FL | 2024 |
| Ellie Siedow | 1023794385 | Mental Health Counselor | Minneapolis, MN | 2023 |
| F. Siedow, L.M.H.C. | 1780745307 | Mental Health Counselor | Longview, WA | 2006 |
| Kaylie Siedow | 1407745433 | Lactation Consultant (Registered Nurse) | Estero, FL | 2025 |
| Michael Siedow, M.D. | 1891227567 | Radiation Oncology Physician | Columbus, OH | 2017 |
| Stephen Siedow, D.D.S. | 1902218845 | Pediatric Dentistry | Rio Grande City, TX | 2014 |
| Bryan Siedschlag, PT, DPT | 1023827052 | Physical Therapist | Aurora, CO | 2025 |
| Danielle Siedschlag, APN | 1053648063 | Women's Health Nurse Practitioner | Freeport, IL | 2009 |
| Darren Siedschlag, M.D. | 1548466709 | Internal Medicine Physician | Fort Campbell, KY | 2007 |
| Kathleen Siedschlag, PA-C | 1992925499 | Medical Physician Assistant | Oakes, ND | 2007 |
| Melissa Siedschlag, M.D. | 1093976516 | Internal Medicine Physician | Washington, DC | 2008 |
| Matthew Siedsma, MD | 1033383187 | Critical Care Medicine (Internal Medicine) Physician | Pittsburgh, PA | 2008 |
| Larissa Siedzik, LMFT | 1760501704 | Mental Health Counselor | Haverhill, MA | 2007 |
| Stacie Siedzik, PHARMD | 1033705231 | Pharmacist | Lincoln, RI | 2020 |
| Wojciech Siedzik, DC | 1427132174 | Chiropractor | Tulare, CA | 2006 |
| Daria Siedzinski | 1336663160 | Pharmacist | Zephyr Cove, NV | 2017 |
| Sienie Siefa | 1548942089 | Behavior Technician | San Ramon, CA | 2023 |
| Andriana Siefe, MD | 1447825641 | Family Medicine Physician | Richland, WA | 2021 |
| Vincent Siefe, D.D.S. | 1457365488 | General Practice Dentistry | Lompoc, CA | 2006 |
| Mariez Siefeen-Ghattas, DO | 1346181765 | Student in an Organized Health Care Education/Training Program | Staten Island, NY | 2026 |
| James Siefer, DO | 1508846627 | Urology Physician | Chandler, AZ | 2006 |
| Kathryn Siefer, RN | 1598800823 | Registered Nurse | Erie, PA | 2007 |
| Lodi Siefer | 1467698688 | Professional Counselor | Boulder, CO | 2008 |
| Mattie Siefer, RD, LD | 1346032711 | Registered Dietitian | Hamilton, OH | 2025 |
| Stanley Siefer, M.D. | 1063490159 | Emergency Medicine Physician | Englewood, CO | 2006 |
| Rachel Sieferd, OTR/L | 1053730887 | Physical Rehabilitation Occupational Therapist | West Bloomfield, MI | 2014 |
| Rachel Sieferd, M.A. LLP | 1558660514 | Clinical Psychologist | Detroit, MI | 2011 |
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).