Dr. Aparna Parikh, MD, is an Associate Professor of Medicine at Harvard Medical School and a leading gastrointestinal oncologist at the Massachusetts General Hospital (MGH) Cancer Center, where she directs the Colorectal Medical Oncology Research Program and the Young Adults Colorectal Cancer Program. She is internationally recognized for her expertise in gastrointestinal cancers, particularly colorectal and , and is a former member of the NCCN Guidelines Committee for Colorectal Cancer and current NCI Colorectal Task Force Member.

Dr. Parikh is renowned for her pioneering work in liquid biopsies and circulating tumor DNA (ctDNA), leading transformative research to improve detection of residual disease, treatment response, and drug resistance. She is also co-founder and CEO/Chief Scientist of Reversing Early Recurrence; a non-profit initiative focused on harnessing the power of minimal residual disease to bring more curative therapries to patients.   She also serves as Director of the Global Cancer Care Program at MGH, where she is dedicated to advancing cancer care access, equity, and education in low- and middle-income countries, including through the innovative POETIC fellowship program for oncology training in Sub-Saharan Africa With a robust clinical trial portfolio and a commitment to both patient care and research, Dr. Parikh is a respected clinician, researcher, and advocate for equitable cancer care worldwide.