Providers Allan Siu, DMD to Amalraj Siva, MD
300 individual NPIs in the federal registry, part 20,340 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. 110 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Allan Siu, DMD | 1114423506 | General Practice Dentistry | Tonawanda, NY | 2018 |
| Allison Siu | 1932885217 | Student in an Organized Health Care Education/Training Program | Moreno Valley, CA | 2023 |
| Alvin Siu, M.D. | 1073909529 | Hospitalist Physician | Newport Beach, CA | 2015 |
| Alvina Siu, DDS | 1942827001 | Dentist | Cleveland, OH | 2020 |
| Amanda Siu, D.D.S | 1154745594 | Pediatric Dentistry | Garden Grove, CA | 2014 |
| Amanda Siu, PT, DPT | 1588106926 | Physical Therapist | Wilmington, MA | 2016 |
| Amber Siu | 1427795087 | Massage Therapist | Kamuela, HI | 2022 |
| Andreana Siu, RNP, DNSC | 1497723159 | Family Nurse Practitioner | Portland, OR | 2006 |
| Andrew Siu, RPH | 1487783858 | Pharmacist | Brooklyn, NY | 2007 |
| Anita Siu | 1083784607 | General Practice Physician | Brooklyn, NY | 2006 |
| Anna Siu, OTR/L | 1811400138 | Occupational Therapist | Sunnyvale, CA | 2017 |
| Anna Siu | 1871005181 | Registered Dietitian | Coral Gables, FL | 2017 |
| Annie Siu | 1154642692 | Pharmacist | Corona Del Mar, CA | 2010 |
| Anthony Siu, M.D. | 1629166368 | Internal Medicine Physician | Honolulu, HI | 2006 |
| Arthur Siu, O.D. | 1942228929 | Optometrist | Oakland, CA | 2006 |
| Athena Siu, M.S., CCC-SLP | 1902232036 | Speech-Language Pathologist | North Kansas City, MO | 2013 |
| Austin Siu, RPH | 1659088730 | Pharmacist | Brooklyn, NY | 2022 |
| Beckie Siu | 1437609492 | Ambulatory Care Pharmacist | San Jose, CA | 2016 |
| Belen Siu, MD | 1902869977 | Anatomic Pathology & Clinical Pathology Physician | Wahiawa, HI | 2006 |
| Belinda Siu, RN, BSN | 1831960061 | Infusion Therapy Registered Nurse | Riverside, CA | 2024 |
| Bethany Siu, PA-C | 1811411655 | Physician Assistant | Vienna, VA | 2017 |
| Betty Siu, MD | 1073609038 | Internal Medicine Physician | Waldorf, MD | 2006 |
| Bonnie Siu, PH.D. | 1417245796 | Audiologist | Hinsdale, IL | 2011 |
| Bradley Siu, PSY.D. | 1831244458 | Clinical Psychologist | San Bruno, CA | 2007 |
| Brandon Siu | 1083202543 | Pharmacist | Everett, WA | 2021 |
| Bun Siu, M.D., PH.D. | 1144343831 | Student in an Organized Health Care Education/Training Program | Ann Arbor, MI | 2007 |
| Carolyn Siu | 1679304448 | Physician Assistant | San Mateo, CA | 2024 |
| Catherine Siu | 1396684593 | Student in an Organized Health Care Education/Training Program | Stony Brook, NY | 2026 |
| Cesar Siu, O.D. | 1699821967 | Optometrist | Union City, CA | 2007 |
| Chi Siu, D.C. | 1124489984 | Chiropractor | San Francisco, CA | 2016 |
| Chi Siu | 1497623649 | Homemaker | Kingwood, TX | 2025 |
| Chia Yun Siu | 1104467265 | Pharmacist | New York, NY | 2019 |
| Chin Siu, CRNP | 1831604479 | Nurse Practitioner | Trussville, AL | 2017 |
| Ching Yi Siu | 1699612333 | Personal Care Attendant | Las Vegas, NV | 2026 |
| Chloe Siu, PHARM.D. | 1285151522 | Pharmacist | Seattle, WA | 2017 |
| Christy Siu, PA | 1497593347 | Physician Assistant | Elmhurst, NY | 2024 |
| Chun Siu, DO | 1871150011 | Hematology & Oncology Physician | Allentown, PA | 2019 |
| Chun Hang Siu | 1790253649 | Behavior Technician | San Diego, CA | 2018 |
| Chung Siu | 1508699414 | Nurse Practitioner | Atlanta, GA | 2024 |
| Cindy Siu, M.D. | 1346635943 | Family Medicine Physician | Milford, DE | 2015 |
| Clare Siu, MD | 1568579019 | Internal Medicine Physician | San Francisco, CA | 2006 |
| Colleen Siu, PT, DPT, ATC | 1437641974 | Physical Therapist | Seattle, WA | 2018 |
| Crystal Siu | 1831782176 | Registered Nurse | Scranton, PA | 2021 |
| Curtis Siu, MD | 1386613081 | Internal Medicine Physician | Laguna Hills, CA | 2006 |
| Curtis Siu, PHARM.D. | 1841709839 | Pharmacist | Santa Ana, CA | 2017 |
| Cynthia Siu, L.AC. | 1457544603 | Acupuncturist | Locust Valley, NY | 2007 |
| Dana Siu, PHARM.D. | 1902050693 | Pharmacist | Santa Clara, CA | 2008 |
| Danny Siu, LMT | 1497519524 | Massage Therapist | Ridgewood, NY | 2024 |
| Darren Siu, DC | 1053926790 | Nutrition Chiropractor | San Jose, CA | 2020 |
| David Siu, M.D. | 1255303939 | Specialist | York, PA | 2006 |
| Deneka Siu | 1386287969 | Behavior Technician | Walnut Creek, CA | 2019 |
| Denise Siu | 1265971337 | Pharmacist | San Dimas, CA | 2017 |
| Dwayne Siu, DO | 1073549135 | Clinical Cardiac Electrophysiology Physician | East Brunswick, NJ | 2006 |
| Emily Siu | 1508283466 | Anesthesiology Physician | Boston, MA | 2014 |
| Emma Siu, PT, DPT | 1588434278 | Physical Therapist | Coronado, CA | 2024 |
| Eric Siu, MD | 1528422201 | Anesthesiology Physician | Dallas, TX | 2016 |
| Eric Siu, D.C. | 1699914549 | Chiropractor | San Diego, CA | 2009 |
| Esther Siu | 1386185924 | Pharmacist | Monroe, NJ | 2017 |
| Ethel Siu | 1548992167 | Interpreter | Seattle, WA | 2022 |
| Faaua Siu | 1821793076 | Behavior Technician | Orange, CA | 2023 |
| Fei Siu, OD | 1982965943 | Optometrist | Wakefield, MA | 2012 |
| George Siu, MD | 1285723825 | Neurology Physician | Fresno, CA | 2006 |
| Gilbert Siu, D.O., PH.D. | 1801062443 | Hospitalist Physician | Vineland, NJ | 2008 |
| Gordon Siu, RN | 1073394920 | Neuroscience Registered Nurse | Midland, MI | 2023 |
| Goretti Siu, DNP, ARNP, NP-C | 1538942743 | Nurse Practitioner | Lynnwood, WA | 2023 |
| H'Exote Siu | 1841821295 | Behavior Technician | Cornelius, NC | 2020 |
| Hanagry Siu, N.P. | 1639502297 | Nurse Practitioner | San Marcos, CA | 2013 |
| Harrison Siu, D.D.S. | 1891162780 | Student in an Organized Health Care Education/Training Program | Rochester, NY | 2015 |
| Henry Siu, M.D. | 1871777607 | Interventional Cardiology Physician | New York, NY | 2007 |
| Howard Siu, MD | 1043898240 | Neuromusculoskeletal Medicine & OMM Physician | Fremont, CA | 2021 |
| Irene Siu, RPH | 1861612350 | Pharmacist | Staten Island, NY | 2007 |
| Jaime Siu | 1730640681 | Occupational Therapy Assistant | Glendale, CA | 2019 |
| Jana Siu | 1093359531 | Ambulatory Care Registered Nurse | Oakland, CA | 2019 |
| Janelle Siu, PHARM D | 1508374554 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Honolulu, HI | 2018 |
| Jasmine Siu | 1568243434 | Behavior Technician | Pasadena, CA | 2023 |
| Jason Siu, PHD | 1598392557 | Student in an Organized Health Care Education/Training Program | Seattle, WA | 2020 |
| Jay Siu, DO | 1689023160 | General Practice Physician | Eagle Pass, TX | 2016 |
| Jeffrey Siu, D.O. | 1174734024 | Emergency Medicine Physician | Warren, MI | 2007 |
| Jennifer Siu, DMD | 1558753764 | Dentist | Redmond, WA | 2015 |
| Jennifer Siu, OTR/L | 1871185140 | Pediatric Occupational Therapist | Hacienda Heights, CA | 2021 |
| Jeremy Siu | 1073372686 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2024 |
| Jessica Siu, M.D. | 1407930001 | Emergency Medicine Physician | Honolulu, HI | 2006 |
| Jessica Siu | 1689214900 | Optometrist | Tracy, CA | 2020 |
| Jessica Siu | 1861298978 | Student in an Organized Health Care Education/Training Program | Boston, MA | 2025 |
| Jessica Siu, PT,DPT | 1932440906 | Physical Therapist | Loveland, OH | 2013 |
| Jessica Guadalupe Siu | 1033810726 | Day Training/Habilitation Specialist | Los Angeles, CA | 2023 |
| John Siu, D.M.D. | 1386956514 | General Practice Dentistry | Katy, TX | 2010 |
| John Siu, M.D. | 1922323492 | Anesthesiology Physician | Walnut Creek, CA | 2010 |
| Johnson Siu | 1043751258 | Pharmacist | Lincoln, CA | 2017 |
| Johnson Siu, PHARM D | 1346919735 | Pharmacist | Poulsbo, WA | 2021 |
| Jonathan Siu, D.O. | 1346652179 | Family Medicine Physician | Claremont, CA | 2014 |
| Jordan Siu | 1548624935 | Internal Medicine Physician | Concord, MA | 2016 |
| Jose Siu, MD | 1174693790 | Internal Medicine Physician | Brooklyn, NY | 2006 |
| Jose Siu, PHARMD | 1881229763 | Pharmacist | Livermore, CA | 2020 |
| Joshua Siu, DO | 1689369332 | Addiction Medicine (Family Medicine) Physician | Loma Linda, CA | 2023 |
| Judy Siu, M.D. | 1992748313 | Diagnostic Radiology Physician | San Leandro, CA | 2006 |
| Justin Siu | 1285313049 | Behavior Technician | Hayward, CA | 2023 |
| Justin Siu, MD | 1407542467 | Family Medicine Physician | Los Angeles, CA | 2023 |
| Ka Ming Siu | 1134484314 | Student in an Organized Health Care Education/Training Program | San Francisco, CA | 2012 |
| Ka Po Siu | 1366396244 | Student in an Organized Health Care Education/Training Program | Great Falls, MT | 2026 |
| Kam-Woon Siu, LCSW | 1780769513 | Clinical Social Worker | New York, NY | 2006 |
| Karen Siu, NP | 1225538762 | Nurse Practitioner | Mountain View, CA | 2018 |
| Karen Siu, PHARMD | 1245832294 | Pharmacist | Philadelphia, PA | 2020 |
| Karen Siu | 1962901751 | Behavior Technician | Saint Robert, MO | 2018 |
| Karla Siu, MSW, LCSW | 1508906074 | Clinical Social Worker | Carrboro, NC | 2007 |
| Karleung Siu, M.D. | 1649417437 | Hematology (Internal Medicine) Physician | Teaneck, NJ | 2009 |
| Kasey Siu, DO | 1447811559 | Internal Medicine Physician | Downey, CA | 2019 |
| Kathleen Siu, DMD | 1700961919 | Pediatric Dentistry | Valencia, CA | 2006 |
| Kathryn Siu, AUD | 1720772130 | Audiologist-Hearing Aid Fitter | Longmeadow, MA | 2023 |
| Katie Siu, DPT | 1962982074 | Physical Therapist | Los Angeles, CA | 2018 |
| Kayee Siu, DMD | 1689932329 | General Practice Dentistry | Sacramento, CA | 2012 |
| Kelly Siu | 1104541499 | Physician Assistant | Las Vegas, NV | 2022 |
| Kelly Siu | 1902334188 | Registered Nurse | San Francisco, CA | 2017 |
| Kevin Siu, DPT | 1679054332 | Physical Therapist | Hayward, CA | 2018 |
| Kimberly Siu, MD | 1366616930 | Student in an Organized Health Care Education/Training Program | Stony Brook, NY | 2008 |
| Kiri Ann Siu, MA | 1720227242 | Marriage & Family Therapist | Kaneohe, HI | 2009 |
| Kristin Siu, PA-C | 1841961414 | Physician Assistant | Folsom, CA | 2021 |
| Kristine Siu | 1902331572 | Speech-Language Pathologist | Lynchburg, VA | 2017 |
| Krystal Siu | 1912597543 | Mental Health Counselor | Long Beach, CA | 2021 |
| Lai Siu | 1295475275 | Licensed Vocational Nurse | Oakland, CA | 2022 |
| Larry Siu, MD | 1972765675 | Gastroenterology Physician | West Orange, NJ | 2008 |
| Laurie Siu, DDS | 1477158657 | Dentist | Los Angeles, CA | 2020 |
| Laurita Siu, DDS, MPH | 1063896587 | Pediatric Dentistry | Las Vegas, NV | 2015 |
| Lawrence Siu, (DENTIST) DDS.PC. | 1982942892 | General Practice Dentistry | Takoma Park, MD | 2013 |
| Lily Siu, DMD | 1891873261 | Prosthodontics | San Francisco, CA | 2006 |
| Lisa Siu, MS CCC-SLP | 1386143121 | Speech-Language Pathologist | Downingtown, PA | 2018 |
| Lisa Siu, D.M.D | 1528478385 | Dentist | New York, NY | 2014 |
| Liza Siu, OTR/L | 1598910945 | Specialist | New York, NY | 2008 |
| Long Hin Siu | 1063873545 | Mental Health Counselor | Laconia, NH | 2016 |
| Lorren Siu, LMFT | 1952060105 | Marriage & Family Therapist | Los Gatos, CA | 2021 |
| Man Kit Michael Siu, MD | 1710484688 | Student in an Organized Health Care Education/Training Program | Irvine, CA | 2018 |
| Mandy Siu | 1982941035 | Pharmacist | Palm Beach Gardens, FL | 2013 |
| Manwah Siu, MS, LCPC, NCC, LPC | 1437131935 | Professional Counselor | Austin, TX | 2005 |
| Margaret Siu | 1427518455 | Surgery Physician | Springfield, MA | 2019 |
| Maria Siu, D.O. | 1144513862 | Obstetrics & Gynecology Physician | Pomona, CA | 2011 |
| Mario Siu, LMT | 1417556598 | Massage Therapist | Seattle, WA | 2020 |
| Masano Siu, LMFT | 1790792471 | Marriage & Family Therapist | South Pasadena, CA | 2006 |
| Mason Siu, PHARM D. | 1760751937 | Pharmacist | Stanton, CA | 2011 |
| Matt Siu, O.D. | 1255783106 | Optometrist | Novato, CA | 2016 |
| Matthew Siu, MD | 1467441816 | Family Medicine Physician | Malden, MA | 2005 |
| May Siu, DDS | 1780204313 | Pediatric Dentistry | Newburgh, NY | 2020 |
| Meladine Siu | 1679290480 | Pharmacy Technician | Mountlake Terrace, WA | 2022 |
| Mercede Siu, PHARMD | 1881208262 | Pharmacist | Peekskill, NY | 2020 |
| Michael Siu, M.D. | 1528123247 | Family Medicine Physician | San Francisco, CA | 2006 |
| Michael Siu, DDS | 1548772221 | Dentist | San Leandro, CA | 2017 |
| Michael Siu, M.D. | 1932634870 | Hospitalist Physician | Newport News, VA | 2017 |
| Michelle Siu | 1154815884 | Physician Assistant | Hawthorne, CA | 2018 |
| Mira Siu, PHARM.D. | 1417262155 | Pharmacist | San Jose, CA | 2010 |
| Monica Siu | 1366325565 | Student in an Organized Health Care Education/Training Program | Maspeth, NY | 2025 |
| Myda Siu | 1457185225 | Community Health Worker | San Bernardino, CA | 2024 |
| Myron Siu, M.D. | 1033218359 | Internal Medicine Physician | Boston, MA | 2006 |
| Nga Yan Siu, DO | 1902284169 | Ophthalmology Physician | Southampton, NY | 2015 |
| Nicholas Siu | 1316669195 | Pharmacist | Sacramento, CA | 2022 |
| Nina Siu, APN | 1699022145 | Family Nurse Practitioner | Camden, NJ | 2012 |
| Orion Siu | 1538842844 | Physical Therapist | Oakland, CA | 2023 |
| Patrick Siu, M.D. | 1629005475 | Internal Medicine Physician | Camarillo, CA | 2006 |
| Paul Siu, D.D.S | 1104030832 | Dentist | New York, NY | 2007 |
| Peter Siu | 1659655926 | Orthopedic Physical Therapist | Seattle, WA | 2011 |
| Philip Siu, MD | 1861432882 | Pediatrics Physician | Media, PA | 2006 |
| Po Ling Siu | 1336507540 | Interpreter | Cleveland, OH | 2016 |
| Pui Hong Siu | 1134802580 | Day Training/Habilitation Specialist | Covina, CA | 2023 |
| Rachel Siu, PHARMD | 1417520545 | Pharmacist | San Bruno, CA | 2021 |
| Regina Siu, APRN | 1770366072 | Psychiatric/Mental Health Nurse Practitioner | Wayland, MA | 2023 |
| Rex Siu, MD | 1588314819 | Internal Medicine Physician | Jacksonville, FL | 2022 |
| Richard Siu, DMD | 1396493615 | General Practice Dentistry | Katy, TX | 2022 |
| Royal Siu, PHARMD | 1598406001 | Pharmacist | Seattle, WA | 2022 |
| Sandra Siu, PHARM.D. | 1437446515 | Pharmacist | Hollister, CA | 2011 |
| Sarah Siu, M.D. | 1477085017 | Specialist | Manhasset, NY | 2017 |
| Sasha Siu | 1801712179 | Personal Care Attendant | Las Vegas, NV | 2026 |
| Selina Siu, MD | 1114974722 | Internal Medicine Physician | New York, NY | 2006 |
| Serena Siu, DO | 1164127841 | Student in an Organized Health Care Education/Training Program | Verona, NJ | 2023 |
| Shan Shan Siu | 1891284519 | Case Manager/Care Coordinator | Brooklyn, NY | 2018 |
| Sharmayne Siu | 1538916168 | Student in an Organized Health Care Education/Training Program | Loma Linda, CA | 2024 |
| Sharon May Siu | 1245755685 | Pharmacist | San Diego, CA | 2017 |
| Shelina Siu, PHARMD | 1093364101 | Pharmacist | Stamford, CT | 2019 |
| Shirley Siu, RD | 1386728582 | Registered Dietitian | San Francisco, CA | 2006 |
| Sin Ling Siu | 1891296885 | Personal Care Attendant | Las Vegas, NV | 2018 |
| Singmay Siu, M.D. | 1306986351 | Internal Medicine Physician | Brooklyn, NY | 2007 |
| Siuwai Siu, MS, RD, CNSC, CSO | 1275345779 | Registered Dietitian | Arcadia, CA | 2025 |
| Solomon Siu | 1568310134 | Behavior Technician | San Diego, CA | 2026 |
| Sonia Siu, MD | 1225084361 | Hospitalist Physician | Philadelphia, PA | 2006 |
| Sophia Siu, MD | 1508132564 | Ophthalmology Physician | Brooklyn, NY | 2012 |
| Stanley Siu, DDS | 1174696579 | General Practice Dentistry | San Francisco, CA | 2006 |
| Stanton Siu, MD | 1104904978 | Critical Care Medicine (Internal Medicine) Physician | Oakland, CA | 2006 |
| Stephen Siu, PA-C | 1831732577 | Physician Assistant | New Hyde Park, NY | 2019 |
| Steven Siu, OD | 1578196341 | Optometrist | Chicago, IL | 2020 |
| Steven Siu, D.C. | 1982719506 | Chiropractor | Saint Clair Shores, MI | 2006 |
| Suk Siu, PHARMD | 1326445107 | Pharmacist | Silver Spring, MD | 2014 |
| Suzanne Siu, D.M.D | 1477922821 | General Practice Dentistry | Lawrence, MA | 2015 |
| Tamiko Siu | 1518378264 | Pharmacist | Roseville, CA | 2014 |
| Tiffany Siu, PT, DPT | 1538604855 | Physical Therapist | Seattle, WA | 2016 |
| Tin Wai Siu | 1699289520 | Speech-Language Pathologist | Miami, FL | 2017 |
| Tina Siu, DDS | 1013350602 | Orthodontics and Dentofacial Orthopedics Dentistry | San Marino, CA | 2013 |
| Tommy Siu, DC | 1467040139 | Chiropractor | Corte Madera, CA | 2021 |
| Trever Siu, D.M.D., M.S. | 1215078712 | Periodontics | Avondale, AZ | 2007 |
| Vanessa Siu | 1619832482 | Interpreter | Highlands Ranch, CO | 2025 |
| Veronica Siu, PHARM.D. | 1114209723 | Pharmacist | San Francisco, CA | 2011 |
| Vincent Siu, DPT | 1053183814 | Physical Therapist | Chicago, IL | 2023 |
| Virgilio Siu, PAC | 1043241078 | Medical Physician Assistant | Las Vegas, NV | 2006 |
| Vivian Siu | 1689934556 | Internal Medicine Physician | Mineola, NY | 2012 |
| Wai Man Siu, MD | 1275854671 | Geriatric Medicine (Family Medicine) Physician | Portland, OR | 2010 |
| Wai-Chuen Siu, RPH | 1295913713 | Pharmacist | Bonita, CA | 2008 |
| Wayne Siu, PHARM.D. | 1982142576 | Pharmacist | Los Angeles, CA | 2017 |
| Wendy Siu, MD | 1083730394 | Urology Physician | Bellevue, WA | 2007 |
| Wendy Siu, M.A. | 1336374842 | Student in an Organized Health Care Education/Training Program | Point Reyes Station, CA | 2009 |
| William Siu, PHARM D | 1891399176 | Pharmacist | Philadelphia, PA | 2020 |
| Willie Siu, MD, DPHIL | 1407142961 | Psychiatry Physician | Cambridge, MA | 2011 |
| Wing Yin Siu | 1962684126 | Marriage & Family Therapist | San Diego, CA | 2007 |
| Yee Siu, AUD | 1235740879 | Audiologist | Kenmore, NY | 2020 |
| Yee Ni Siu, RD | 1124903950 | Registered Dietitian | Fresh Meadows, NY | 2025 |
| Yen Siu, L.AC. | 1730402587 | Acupuncturist | Austin, TX | 2010 |
| Yin Siu, LMP | 1205441441 | Massage Therapist | Lynnwood, WA | 2020 |
| Yin Siu, LMFT | 1255540118 | Marriage & Family Therapist | Berkeley, CA | 2007 |
| Kerri Ann Siu Bala, PHARMD | 1154621126 | Pharmacist | Las Vegas, NV | 2010 |
| Ana Lucia Siu Chang, M.D. | 1417391467 | Hospice and Palliative Medicine (Family Medicine) Physician | Cleveland, OH | 2013 |
| Caroline Siu Chui, LMFT | 1750720157 | Marriage & Family Therapist | San Francisco, CA | 2013 |
| Youck Jen Siu Navarro, MD | 1538698113 | Pediatric Radiology Physician | Philadelphia, PA | 2017 |
| Maryann Siu Ornelas, NP | 1205495033 | Primary Care Nurse Practitioner | Long Beach, CA | 2019 |
| Tania Siu Xiao | 1700689460 | Student in an Organized Health Care Education/Training Program | Stratford, NJ | 2025 |
| Wanda Siu-Chan, RD, CDE | 1790901809 | Registered Dietitian | Gilroy, CA | 2007 |
| Jordan Siu-Juarez | 1033003694 | Personal Care Attendant | Las Vegas, NV | 2025 |
| Pansy Siu-Lai, MD | 1376532721 | Family Medicine Physician | Malden, MA | 2005 |
| Nicholas Siu-Li | 1124871223 | Student in an Organized Health Care Education/Training Program | San Jose, CA | 2024 |
| Joanne Siu-Post, MD | 1184720823 | Nephrology Physician | Hampton, VA | 2006 |
| Toakase Siua, RBT | 1790637528 | Behavior Technician | Wailuku, HI | 2026 |
| Betty Siuba, M.S. | 1093995532 | Professional Counselor | Park Ridge, IL | 2007 |
| Daniel Siuba | 1568897643 | Mental Health Counselor | San Leandro, CA | 2013 |
| Matthew Siuba, DO | 1083059182 | Critical Care Medicine (Internal Medicine) Physician | Cleveland, OH | 2013 |
| Matthew Siubis, PA-C | 1285973941 | Physician Assistant | Providence, RI | 2013 |
| Ashley Siuda, RD, LD | 1255106878 | Registered Dietitian | San Francisco, CA | 2023 |
| Janet Siuda, CRNA | 1508976366 | Certified Registered Nurse Anesthetist | Prairie Village, KS | 2006 |
| Jeffrey Siuda, LBSW | 1649517145 | Social Worker | Kalamazoo, MI | 2013 |
| Joseph Siuda, L.AC. | 1659843753 | Acupuncturist | Idaho Falls, ID | 2018 |
| Kathleen Siuda | 1285916361 | Physical Therapy Assistant | Myrtle Beach, SC | 2011 |
| Riley Siuda | 1588412365 | Anesthesiologist Assistant | Gainesville, FL | 2024 |
| Stephanie Siuda, P.A. | 1851762538 | Medical Physician Assistant | Buffalo, NY | 2015 |
| Jerome Siudara, D.O. | 1598941346 | Gynecology Physician | Cheboygan, MI | 2008 |
| Judith Siudara, MFT | 1780806679 | Marriage & Family Therapist | Camarillo, CA | 2007 |
| Peter Siudara, D.D.S | 1942423900 | Dentist | Oxnard, CA | 2007 |
| Anthony Siudela | 1760944789 | Rheumatology Physician | New York, NY | 2019 |
| Daniel Siudela, RPH | 1770800427 | Pharmacist | Aliquippa, PA | 2010 |
| Ivonna Siudela, RPH | 1124348131 | Pharmacist | Bridgeville, PA | 2010 |
| Ashley Siudmak, PTA | 1275842437 | Physical Therapy Assistant | Lauderhill, FL | 2010 |
| Robert Siudmak, MD | 1073792180 | Obstetrics & Gynecology Physician | Hollywood, FL | 2007 |
| Jessica Siudowski, CNP | 1366998668 | Acute Care Nurse Practitioner | Cleveland, OH | 2016 |
| Christine Siudy | 1134375181 | Registered Nurse | Schenectady, NY | 2008 |
| Dianne Siudy | 1770807240 | Social Worker | Albany, NY | 2010 |
| Katarzyna Siudyla, COTA | 1568037901 | Occupational Therapy Assistant | Crystal Lake, IL | 2021 |
| Wieslawa Siudyla | 1053863936 | General Practice Dentistry | Schaumburg, IL | 2016 |
| Joann Siudyla Laverick | 1811316631 | Pharmacist | Carnegie, PA | 2014 |
| Helen Siudyla-Totty, RPH | 1053634071 | Pharmacist | Monroeville, PA | 2010 |
| Abbie Siudzinski, ND | 1851118020 | Naturopath | Plymouth, MN | 2024 |
| Gabrielle Siudzinski, APSW | 1871414722 | Social Worker | Hobart, WI | 2026 |
| Kelly Siudzinski, M.D. | 1417906405 | Obstetrics & Gynecology Physician | Meridian, ID | 2006 |
| Thomas Siudzinski, PA-C | 1912436965 | Physician Assistant | Buffalo, NY | 2017 |
| Matthew Siufanua, AMFT | 1578499661 | Marriage & Family Therapist | Pleasant Grove, UT | 2026 |
| Auvale Siufanua-Blackham | 1194172452 | Case Manager/Care Coordinator | Taylorsville, UT | 2016 |
| Suad Siuffi Campo, MD | 1548994619 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2022 |
| Leila Siukola, MD | 1275610115 | Anesthesiology Physician | Santa Clara, CA | 2006 |
| Olivia Siulagi | 1467121129 | Counselor | Portland, OR | 2021 |
| Alisa Siulinski, NP | 1528684842 | Nurse Practitioner | Brunswick, ME | 2020 |
| Betelehm Sium | 1326740580 | Home Health Aide | Washington, DC | 2023 |
| Bisirat Sium, LSW | 1407605603 | Social Worker | Dayton, OH | 2024 |
| Efrem Sium, PMHNP-BC | 1114885191 | Psychiatric/Mental Health Nurse Practitioner | Houston, TX | 2026 |
| Freweini Sium | 1508759523 | Behavior Technician | South St Paul, MN | 2025 |
| Rodas Sium | 1821853581 | Addiction (Substance Use Disorder) Counselor | San Rafael, CA | 2024 |
| Terhas Sium | 1134847494 | Community Health Worker | Greeley, CO | 2022 |
| Christina Siuma | 1003610502 | Peer Specialist | Elkton, MD | 2025 |
| Karen Siupik | 1053535393 | Chiropractor | Canton, MI | 2007 |
| Cooper Siurek | 1245026616 | Student in an Organized Health Care Education/Training Program | Brunswick, OH | 2025 |
| Jodi Siurek | 1508696196 | Homemaker | Brunswick, OH | 2024 |
| Amber Sius | 1972253862 | Behavior Technician | Homestead, FL | 2022 |
| Mary Siusta | 1649034463 | Counselor | St Louis Park, MN | 2024 |
| Susan Siut, APRN, FNP-BC | 1982285870 | Family Nurse Practitioner | Miami, FL | 2021 |
| Christopher Siuta, PH.D. | 1982721841 | Mental Health Counselor | Orchard Park, NY | 2007 |
| Gary Siuta | 1275400996 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Watertown, WI | 2025 |
| Heidi Siuta, M.D. | 1821060088 | Diagnostic Radiology Physician | Owings Mills, MD | 2006 |
| Jessica Siuta, PA | 1104426790 | Physician Assistant | New Hartford, NY | 2020 |
| Jonathan Siuta, M.D. | 1639136872 | Hospitalist Physician | State College, PA | 2006 |
| Leah Siuta | 1831485465 | Case Manager/Care Coordinator | Kingston, NY | 2011 |
| Matthew Siuta | 1659648368 | Pharmacist | Champaign, IL | 2011 |
| Michael Siuta, M.D., PH.D. | 1700205424 | Family Medicine Physician | Miami, FL | 2014 |
| Michael Siuta, M.D. | 1740274281 | Gastroenterology Physician | Baltimore, MD | 2005 |
| Danielle Siuta-Constantine, NP | 1588473227 | Family Nurse Practitioner | New Hartford, NY | 2025 |
| Nadzeya Siutsou, CRNA | 1962891796 | Certified Registered Nurse Anesthetist | Newark, NJ | 2015 |
| Pavel Siutsou, CRNA | 1881380491 | Certified Registered Nurse Anesthetist | Watchung, NJ | 2023 |
| Adam Siuzdak, PA | 1669940185 | Physician Assistant | Staten Island, NY | 2018 |
| Ewa Siuzdak | 1588993026 | Pharmacist | New York, NY | 2009 |
| Lee Siuzdak, APRN | 1124323878 | Psychiatric/Mental Health Nurse Practitioner | Bridgeport, CT | 2011 |
| Alvin Siv | 1356894869 | Optometrist | Alexandria, VA | 2016 |
| Eric Siv | 1124855622 | Physician Assistant | Chattanooga, TN | 2024 |
| Jenny Siv, M.D. | 1982946927 | Neurology Physician | Everett, WA | 2013 |
| Linda Siv | 1275468027 | Pharmacist | Philadelphia, PA | 2026 |
| Melanie Siv, PHARM.D. | 1144500620 | Pharmacist | Augusta, GA | 2011 |
| Putira Siv, PT, DPT | 1710754866 | Physical Therapist | Mullica Hill, NJ | 2023 |
| Ratkanhnha Siv, MSW, LCSW | 1356507693 | Clinical Social Worker | Pawtucket, RI | 2008 |
| Tony Siv | 1982001723 | Case Manager/Care Coordinator | Long Beach, CA | 2014 |
| Walter Siv | 1508651795 | Student in an Organized Health Care Education/Training Program | Atlanta, GA | 2025 |
| Ajay Siva, DO | 1639757313 | Student in an Organized Health Care Education/Training Program | Buffalo, NY | 2021 |
| Amalraj Siva, MD | 1801514013 | Student in an Organized Health Care Education/Training Program | Cleveland, OH | 2022 |
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).