Natasha C. Edwin, MD

Dr. Zheng Z. Topp is a board-certified hematologist-oncologist in Portland, OR. She has a special focus in the care of patients with breast cancer. Dr. Topp is dedicated to knowing her patients and their treatment goals and concerns. She hopes to empower her patients to make confident, informed care decisions in the face of challenging times. At Providence Cancer Institute, Dr. Topp joins an expert team of specialists with access to the newest innovations and clinical trials, in the goal to end cancer and provide the best possible care.

Dr. Emily Lin is a fellowship-trained hematologist and oncologist in Portland, OR. In her clinical practice, Dr. Lin sees patients with prostate, bladder, kidney and gastrointestinal cancer as well as benign hematologic conditions. She believes in partnering with patients and their families to navigate the complexity of cancer care with compassion and dignity.

Dr. Kristen P. Massimino is a board-certified surgical oncologist in Portland, OR who specializes in the treatment of breast cancer. Her clinical practice is focused on the multidisciplinary care of breast cancer patients. She is a clinical researcher interested in improving the quality of care and experience for cancer patients.