William James Tom, MD
Diagnostic Radiology Physician · Dallas, TX
William James Tom, MD is a diagnostic radiology physician with a practice address in Dallas, Texas, and NPI 1093127680, issued on May 30, 2014. Check the license (Texas T1239, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- William James Tom
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- T1239 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5323 Harry Hines Blvd, Dallas, TX 75390
- Phone
- (214) 648-3928
- Enumerated
- May 30, 2014
- Record last updated
- Jul 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20211027000325); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 2014
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 3,124 in Texas → Look up another NPI →
Also registered at 5323 Harry Hines Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William James Tom in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license T1239Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 74.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF Texas Southwestern Medical Center AT DallasDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William James Tom among 3,124 diagnostic radiology physician records in Texas
William James Tom, MD is one of 3,124 diagnostic radiology physician records with a practice address in Texas. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 81% of them.
- NPI issued2014 · 81% of these records are older, 17% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2014 · median 2003 among the 2,277 with a school on file
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
495 diagnostic radiology physician records list a practice address in Dallas
They are 495 of the 36,304 NPPES records with a practice address in Dallas, and 3,124 diagnostic radiology physician records in Texas.
All 3,124 in Texas → Every provider in Dallas → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Jacqueline Caire, M.D.Dallas, TX 753901003877200
- Jeanne Dillenbeck, MDDallas, TX 753901427011196
- Sally Goudreau, M.D.Dallas, TX 753901902805492
- Michael Landay, MDDallas, TX 753901124081807
- John Leyendecker, MDDallas, TX 753901033193990
- Joseph Maldjian, MDDallas, TX 753901649255878
- Gregory Millnamow, MDDallas, TX 753901063497378
- Lee Radford, MDDallas, TX 753901174586804
Common questions
What is William James Tom, MD's NPI number?
William James Tom, MD's National Provider Identifier (NPI) is 1093127680, issued on May 30, 2014. An NPI identifies a provider in billing; it is not a license.
Where is William James Tom, MD located?
The NPPES record lists a practice address at 5323 Harry Hines Blvd, Dallas, TX, 75390. Phone: (214) 648-3928. Providers update this record themselves, so call before visiting.
How can I verify William James Tom, MD's license?
NPPES lists Texas license number T1239, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is William James Tom, MD's MIPS final score?
The 2023 MIPS final score is 74.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.