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Radiation Oncology

William W. Thoms Jr., MD

Works at hospitals in Austell, GA · Marietta, GA · Roswell, GA · Georgia

Summary

Dr. William W. Thoms Jr., MD is a radiation oncologist at 148 Bill Carruth Pkwy, Suite Ll30, Hiram, GA 30141. Phone: (770) 505-3855. Accepts Medicare assignment. In 2024, William W. Thoms Jr. had 60 Original Medicare patients and 227 services. NPI 1215087309. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about William W. Thoms Jr., joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does William W. Thoms Jr. accept Medicare assignment?
Yes. Medicare's clinician data says William W. Thoms Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does William W. Thoms Jr. see?
In 2024, CMS data shows 60 Original Medicare patients and 227 services for William W. Thoms Jr.. This counts Original Medicare only and measures volume, not quality.
What is William W. Thoms Jr.'s NPI number?
1215087309. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for William W. Thoms Jr., data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients60
Services billed to Medicare227
Different services or procedures13
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Ct guidance for insertion of radiation therapy fields (77014)193 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
  • High blood pressure67%
  • Arthritis43%
  • Ischemic heart disease35%
  • Diabetes32%

Hospitals where William W. Thoms Jr. works

Medicare's Facility Affiliation Data lists William W. Thoms Jr. at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where William W. Thoms Jr. is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists William W. Thoms Jr. as a member of this group (CMS data updated October 2, 2026).

  • Wellstar Medical Group LLC3,093 clinicians in the group

Specialties

Find other Radiation Oncology doctors in Georgia →

Other radiation oncologists in Hiram

Clinicians with the same Medicare primary specialty in Hiram, GA — not a recommendation.

All radiation oncologists in Hiram →

Other clinicians in Wellstar Medical Group LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolTemple University School Of Medicine
Graduation year1985 (41 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215087309
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians