William Siegel, MD
Hematology & Oncology Physician · Salt Lake City, UT
William Siegel, MD is a hematology & oncology physician with a practice address in Salt Lake City, Utah, and NPI 1164512216, issued on Oct 12, 2006. Check the license on the Utah Medical Licensing Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Siegel
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 026921L PA
Self-reported in NPPES; status is on the state search - Practice location
- 4021 S 700 E, Salt Lake City, UT 84107
- Phone
- (800) 453-3030
- Enumerated
- Oct 12, 2006
- Record last updated
- Mar 6, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 4021 S 700 E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bruce Beauchamp, DOAnesthesiology Physician1609881036
- Thomas Bodensteiner, M.D.Obstetrics & Gynecology Physician1881737864
- Kirit Desai, MDDermatology Physician1629269188
- Anthony Howes, M.D.Radiation Oncology Physician1184711897
- Thomas Kilbridge, MDHematology & Oncology Physician1609966423
- Rene Ledbetter, M.D.Hematology & Oncology Physician1326251752
Verify William Siegel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersUtah Medical Licensing BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Hematology & Oncology Physician providers in Utah
There are 99 hematology & oncology physician records in Utah. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other hematology & oncology physician records in Utah
- Neeraj Agarwal, MDSalt Lake City, UT1417078221
- Jessica Allen, MDSalt Lake City, UT1326797994
- Belisario Arango, MDOgden, UT1295976827
- Satya Sai Venkata ArepalliSalt Lake City, UT1629756283
- Palash Asawa, MDSalt Lake City, UT1275141673
- Julie Asch, MDSalt Lake City, UT1083740070
- Candice Baldeo, MDSalt Lake City, UT1518300557
- Katharine Barford, MDRiverton, UT1184884470
- Ali Ben-Jacob, MDLogan, UT1083611669
- Maria Borrero, MDSandy, UT1235635772
Common questions
What is William Siegel, MD's NPI number?
William Siegel, MD's National Provider Identifier (NPI) is 1164512216, issued on Oct 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Siegel, MD located?
The NPPES record lists a practice address at 4021 S 700 E, Salt Lake City, UT, 84107. Phone: (800) 453-3030. Providers update this record themselves, so call before visiting.
How can I verify William Siegel, MD's license?
Search the Utah Medical Licensing Board at https://secure.utah.gov/llv/search/index.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.