About Seth Wander, MD, PhD

Dr. Seth Wander is a medical oncologist at the Massachusetts General Hospital with a clinical and translational research interest in breast cancer and cancer genomics. Dr. Wander completed his undergraduate degree at Cornell University, where he studied Molecular and Cell Biology and graduated magna cum laude with distinction in research. He pursued his MD and PhD in Cancer Biology at the University of Miami. Dr. Wander completed his internship and residency in internal medicine at the Massachusetts General Hospital and his fellowship training in medical oncology at the Dana-Farber Cancer Institute and the Massachusetts General Hospital Cancer Center. 

Dr. Wander is active in both the clinic and laboratory, where his research interests involve genomic mechanisms of resistance to targeted therapies in metastatic breast cancer. Dr. Wander has published more than forty peer-reviewed manuscripts focused on the emerging field of precision medicine and related topics in oncology. His research is focused on leveraging genetic and molecular sequencing results to understand how cancers become resistant to standard therapies in order to develop novel, personalized treatment strategies. He is an assistant professor of medicine at Harvard Medical School and remains engaged in teaching medical students, residents, and fellows. He was a recipient of the 2017 Dana-Farber Cancer Institute Wong Family Translational Research Award and a 2018 recipient of the Conquer Cancer Foundation/American Society of Clinical Oncology Young Investigator Award. Dr. Wander, as part of a multidisciplinary team, leads a variety of clinical trials focused on developing novel clinical strategies for patients with metastatic breast cancer and resistance to standard hormonal and targeted agents. He has presented educational sessions and original research both nationally and internationally related to drug resistance and the development of personalized treatment strategies for breast cancer. 


Departments, Centers, & Programs:

Clinical Interests:



Mass General Cancer Center
55 Fruit St.
Boston, MA 02114
Phone: 617-724-4000

Mass General Cancer Center in Danvers
102 Endicott St.
Danvers, MA 01923
Phone: 978-882-6060

Nantucket Cottage Hospital
57 Prospect St.
Nantucket, MA 02554
Phone: 508-825-8165

Medical Education

  • MDPhD, University of Miami School of Medicine
  • Residency, Massachusetts General Hospital
  • Fellowship, Dana Farber Cancer Institute
  • Fellowship, Massachusetts General Hospital

American Board Certifications

  • Internal Medicine, American Board of Internal Medicine
  • Medical Oncology, American Board of Internal Medicine

Accepted Insurance Plans

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  • https://pubmed.ncbi.nlm.nih.gov/?term=Wander+S&sort=date

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