Scott Shelfo, MD, FACS | Urologist

Sabarish Ram Ayyappan, MD is a hematologist oncologist at City of Hope Cancer Center Atlanta (formerly Cancer Treatment Centers of America [CTCA]), in Newnan, GA. Dr. Ayyappan is the Medical Director of Hematologic Malignancies, leading the blood cancer program after coming to City of Hope to help establish the bone marrow transplant program at our Atlanta hospital. He is triple board-certified in internal medicine, medical and hematology oncology and treats patients with a variety of types of blood cancers, such as lymphoma, leukemia and myeloma.

Kristin Higgins, M.D. is a radiation oncologist at City of Hope Cancer Center Atlanta (formerly Cancer Treatment Centers of America [CTCA]). Dr. Higgins is the Chief Clinical Officer, leading the hospital's efforts supporting advanced cancer care access and innovation, while also partnering with department chairs to lead physician recruitment and clinical growth. In her dual appointment as a Professor of Radiation Oncology for City of Hope Atlanta, she continues the clinical practice, specializing in the treatment of lung cancer. Collaborating on a team of cancer experts committed to expanding access to quality cancer care remains a driving force behind Dr. Higgins' research interest in innovative combination radiotherapy treatments.

Leslie Popplewell, MD is a hematologist oncologist at City of Hope Cancer Center Atlanta (formerly Cancer Treatment Centers of America [CTCA]). She is the Hematology and Blood and Marrow Transplant Medical Director, with a focus on treating patients with blood cancers, especially lymphoma, at locations in both Newnan, GA. In her director role, Dr. Popplewell collaborates with a multidisciplinary team to build and grow the hospital's bone marrow and stem cell transplant (BMT) program. She especially appreciates the way City of Hope approaches its bone marrow transplant program-rather than a window into a patient's journey just for a transplant, she's had the opportunity to be with them through the entire process.