Meet Our Doctors

Meet the Doctors of Radiation Oncology Associates

Radiation oncology is a highly specialized field of medicine, and we believe you should be provided the best quality of cancer care in New Hampshire, Massachusetts or Maine close to home. Our doctors are all board certified and committed to offering quality community-based cancer care. We believe in working collaboratively with you and your health care team to make radiation treatment as convenient and supportive as possible.

  • Burlington MA
  • Concord NH
  • Dover NH
  • Londonderry NH
  • Lowell MA
  • Manchester NH
  • Nashua NH
  • Peabody MA
  • Portsmouth NH
  • Top Doctors 2019
Jeffrey Brower, MD, PhD
Dover, Manchester, Portsmouth
Jeffrey Brower, MD, PhD
Ping Zhou, MD, PhD
Londonderry, Nashua
Ping Zhou, MD, PhD
Christopher Freese, MD
Burlington, Peabody
Christopher Freese, MD
Stephen Harris, MD
Nashua
Stephen Harris, MD
Asa J. Nixon, MD, MPH
Burlington, Peabody
Asa J. Nixon, MD, MPH
Klaudia Hunter, MD
Burlington , Lowell
Klaudia Hunter, MD
Matthew S. Katz, MD
Lowell, Manchester
Matthew S. Katz, MD
Brian R. Knab, MD
Londonderry, Manchester
Brian R. Knab, MD
Jeffrey Lemons, MD, MS
Dover, Peabody, Portsmouth
Jeffrey Lemons, MD, MS
Arul Mahadevan, MD
Dover, Portsmouth
Arul Mahadevan, MD
Andrea B. McKee, MD
Burlington, Peabody
Andrea B. McKee, MD
Su Metcalfe, MD, MPH
Concord, Londonderry
Su Metcalfe, MD, MPH
Howard Hsu, MD
Burlington, Peabody
Howard Hsu, MD
William O’Meara, MD
Lowell
William O’Meara, MD
Etin-Osa Osa, MD
Burlington, Nashua
Etin-Osa Osa, MD
Vivek Patel, MD, PhD
Lowell, Nashua
Vivek Patel, MD, PhD
Bryan Rowe, MD
Concord
Bryan Rowe, MD
Thomas A. Sheldon, MD
Concord
Thomas A. Sheldon, MD
H. Andy Singh, MD
Dover, Portsmouth
H. Andy Singh, MD

Have a question? Contact your local team today.