Clinicians affiliated with Radiation Oncology Associates P C

9 clinicians on file with this group · most practice in Fort Wayne, IN · PAC ID 8527041771

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

9 clinicians affiliated with Radiation Oncology Associates P C are in the 2024 Medicare Part B data, 7 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Radiation Oncology (7) · Nurse Practitioner (1) · Physician Assistant (1)

Specialty links go to the specialty in Fort Wayne, IN.

Clinicians affiliated with Radiation Oncology Associates P C, 2024

Alphabetical by last name; 9.

NameSpecialtyCity
Rebecca R Brown, FNPNurse PractitionerFort Wayne, IN
Nathan A Cannon, M.D./PH.D.Radiation OncologyFort Wayne, IN
Brian K Chang, M.D.Radiation OncologyFort Wayne, IN
Nathan D Comsia, MDRadiation OncologyFort Wayne, IN
Melanie L Pequignot, PAPhysician AssistantFort Wayne, IN
Mark C Ranck, M.D.Radiation OncologyFort Wayne, IN
Wesley A Russell, M.D.Radiation OncologyFort Wayne, IN
Charles Vu, MDRadiation OncologyFort Wayne, IN
Zhigang Yuan, MDRadiation OncologyFort Wayne, IN

Practice locations

Listed practice locations in Indiana.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations