NPPES file of Aug 9, 2026

Steven J. Westgate, M.D.

Radiation Oncology Physician · Columbia, MO

Steven J. Westgate, M.D. is a radiation oncology physician with a practice address in Columbia, Missouri, and NPI 1750379053, issued on Oct 11, 2005. Check the license (Missouri R5G99, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1750379053
Name
Steven J. Westgate
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
R5G99 MO
Self-reported in NPPES; status is on the state search
Practice location
115 Business Loop 70 W, Columbia, MO 65203
Phone
(573) 882-8644
Enumerated
Oct 11, 2005
Record last updated
Feb 9, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(573) 882-8817
Medicaid IDs
202798500 MO
202798542 MO
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest radiation oncology physician records → All 136 in Missouri → Look up another NPI →

Also registered at 115 Business Loop 70 W

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Janet Farmer, PHDClinical Psychologist1699728006
  2. Mary Johnson, APRNNurse Practitioner1679510309
  3. George Johnstone, PHDPsychologist1295788388
  4. Marc Miller, DOSurgery Physician1023061413
  5. Stephanie Reid-Arndt, PHDClinical Psychologist1275587818
  6. Frances Stapleton, APRNNurse Practitioner1942247671

Verify Steven J. Westgate in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license R5G99    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Missouri license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Steven J. Westgate among 136 radiation oncology physician records in Missouri

Steven J. Westgate, M.D. is one of 136 radiation oncology physician records with a practice address in Missouri. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 88% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2021 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Missouri

There are 136 radiation oncology physician records in Missouri. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 136 in Missouri → Every provider in Columbia → Radiation Oncology Physician nationwide →

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Gregory Biedermann, MDColumbia, MO 652011851463756
  2. Mark Bryer, MDColumbia, MO 652011144217324
  3. Reed Cope, MDColumbia, MO 652011801214267
  4. Roger Good, M.D.Columbia, MO 652011881652915
  5. Harold Johnson, MDColumbia, MO 652011154327096
  6. Andrew LeikerColumbia, MO 652011568859023
  7. Mohamed Abdelhakiem, MDColumbia, MO 652121073017216
  8. Steven Gresswell, M.D.Columbia, MO 652121932548484

Common questions

What is Steven J. Westgate, M.D.'s NPI number?

Steven J. Westgate, M.D.'s National Provider Identifier (NPI) is 1750379053, issued on Oct 11, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Steven J. Westgate, M.D. located?

The NPPES record lists a practice address at 115 Business Loop 70 W, Columbia, MO, 65203. Phone: (573) 882-8644. Providers update this record themselves, so call before visiting.

How can I verify Steven J. Westgate, M.D.'s license?

NPPES lists Missouri license number R5G99, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.