Dr. Chloe E. Atreya is a medical oncologist who specializes in gastrointestinal cancers, particularly colorectal cancer, at the UCSF Helen Diller Comprehensive Cancer Center. As a physician-scientist with a PhD in Pharmacology, she has expertise in bridging clinical practice and research. Her research focuses on the interplay of tumor biology, lifestyle factors, and response to therapies for colorectal cancer— with the goal of improving patient outcomes and quality of life by personalizing treatment.
Dr. Atreya is the Principal Investigator of several clinical trials and other research studies. Current projects include studying the impact of the gut microbiome on the metabolism of oral chemotherapy, novel strategies for targeting genetically defined subsets of metastatic colorectal cancer, and the Being Present mindfulness meditation program for patients with advanced cancer and caregivers. Dr. Atreya is a Diversity, Equity, and Inclusion Champion who strives to address cancer disparities in research and clinical care. She believes that optimal care requires the integration of effective cancer treatment with symptom management and values-based lifestyle support.