Thompson Proton Center Physicians

  • 2 minute read.
  • Last Updated: 6/30/2025

Meet our Thompson Proton Center physicians specializing in radiation oncology: 

Ryan Grover, MD

Radiation Oncologist and Medical Director

headshot of Ryan Grover, MD, radiation oncology physician

Residency

Radiation Oncology, Loma Linda University Medical Center

Medical School

Univeristy of Southern California


Brion Shin, MD

Radiation Oncologist

headshot of Brion Shin, MD, radiation oncology physician

Residency

Radiation Oncology,

Loma Linda University Medical Center

Medical School

Loma Linda University Medical Center


Allen Meek, MD

Radiation Oncologist

headshot of Allen Meek, MD, radiation oncology physician

Residency

Radiation Oncology, Johns Hopkins University

Medical School

Johns Hopkins University

 


About Us

Thompson Oncology Group and Thompson Proton Center physicians are part of Covenant Health, the region’s top performing healthcare network. Community-owned and headquartered in Knoxville, Covenant Health includes nine acute-care hospitals, numerous outpatient and physician clinic locations, and specialty services for behavioral health, oncology, rehabilitation, home care, and community wellness and outreach programs. With more than 11,000 employees and nearly 1,500 affiliated physicians system-wide, Covenant Health is recognized regionally and nationally for quality and patient satisfaction. The health system has been named multiple times in Becker’s annual list of “150 Top Places to Work in Healthcare.” Visit www.covenanthealth.com to learn more.