She joined Memorial Sloan Kettering after completing her fellowship in oncology/hematology at Mount Sinai Medical Center in July 2007. She graduated from SUNY Downstate Medical School in Brooklyn in 2001 and completed an internal medicine residency in June 2004 at NewYork-Presbyterian Hospital/Weill Cornell Medical Center. Dr. Pietanza specializes in treating patients with non-small cell lung cancer, small cell lung cancer, and neuroendocrine tumors of the lung. Her research interest is in developing new treatments for patients with these cancers.