Cancer Genetics and Prevention Service

Our expert team helps identify and support families with inherited cancer syndromes and provides personalized recommendations to manage cancer risk. We do this through hereditary cancer risk assessment, genetic education and testing, and interpretation of genetic test results. Our goal is to deliver accurate information about your hereditary cancer risk and genetic test results to ensure tyou can make informed prevention and treatment decisions for you and your family

We currently offer telemedicine visits as well as in-person visits at the main Johns Hopkins Hospital location in downtown Baltimore.

Our Experts

Our experts are dedicated to the early detection, prevention and treatment of cancer. Our team shares an unwavering commitment to high-quality clinical care and continuous innovation. In addition to working with patients, our experts consult with providers inside and outside Johns Hopkins, participate in the molecular tumor board, educate professionals and the public, contribute to national guidelines and conduct research in cancer genetics and prevention.

Deborah K. Armstrong, MD

Breast and gynecology medical oncologist with expertise in cancer genetics

Deborah K. Armstrong, MD

Zachariah H. Foda, MD, PhD

Gastroenterologist specializing in cancer genetics

Zachariah H. Foda, MD, PhD

Kala Visvanathan, MD, MHS

Director of the Cancer Genetics and Prevention Service, breast medical oncologist with expertise in cancer genetics, cancer epidemiology, and prevention

Kala Visvanathan, MD, MHS

Katie Fiallos, ScM, CGC

Hereditary cancer genetic counselor

KatieFiallos

Dana Petry, ScM, CGC

Hereditary cancer genetic counselor

Dana Petry

Deborah K Armstrong, M.D.

  • Director, Breast and Ovarian Surveillance Service
  • Professor of Oncology

Expertise: Breast Cancer, Cancer Genetics, Cancer Risk, Cervical Cancer, Gynecologic Cancers

Primary Location: Johns Hopkins Sidney Kimmel Comprehensive Cancer Center, Baltimore, MD

Research Interests: Ovarian Cancer Clinical Trials, Breast Cancer Clinical Trials, Gynecologic Cancer Clinical Trials, Genetics of Familial Breast and Ovarian Cancer