Dr. Timothy L. Kerwin

  • MD
  • Radiation Oncologist
  • Spoken languages English


Dr. Timothy Kerwin is a strong patient advocate, and believes in the integration of compassionate care with state of the art technology. He stresses a multidisciplinary approach to assure that treatment recommendations are made with careful consideration to achieve superior outcomes. Active in clinical oncology research, Dr. Kerwin has presented at national meetings and has several publications to his credit. Dr. Kerwin has been Chairman of the NCH Cancer Committee since 2014 and has served as Division Chief of Radiation Oncology at Physician’s Regional Medical Center since 2012. He has been named a Castle Connolly Top Doctor every year since 2015.

Career Positions

Current position(s)

  • GenesisCare - Radiation Oncologist, Naples, FL

Past position(s)

  • Premiere Oncology - Radiation Oncologist, Naples, FL
  • Morton Plant Hospital & Bardmoor Cancer Center – Radiation Oncologist, Clearwater, FL
  • US Dept of Energy – Research Scholar in nuclear engineering and particle physics – FermiLab & PPPL, Batavia, IL & Princeton, NJ



  • Tulane University, BS, Chemistry, New Orleans, LA
  • Emory University School of Medicine, Doctor of Medicine, Atlanta, GA


  • Kaiser Permanente, Radiation Oncology, Chief Resident, Los Angeles, CA


  • Emory University, Internal Medicine, Atlanta, GA

Expertise And Interests


  • Prostate, Breast, Lung, Colorectal, Skin, Head and Neck, Brain Malignancies and Lymphoma


Awards and honors

  • Castle Connolly Top Doctors - 2015-2018, Chairman of NCH Cancer Committee, Division Chief of Radiation Oncology at PRMC

In the news

As Seen in BestLife: Dr. Timothy Kerwin weighs in on chances of developing cancer in your lifetime

February 19, 2020

View Article

Timothy Kerwin's Reviews


based on 213 Ratings 53 Comments


visit was fine


The weight in the office was too long.


I have some follow up questions that I will be asking about on my next visit. At my first visit I didn't know enough to ask these questions.


I would have like to explore seeds rather than radiation. Should I still take meds for prostrate.

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