Smilow Cancer Hospital at Yale-New Haven. Victor A. Chang, MD » Anamika Katoch, MD » Kert D. Sabbath, MD, FACP ». Karen Hammond, MSN, ACNP-BC, AOCNP » Stacey LaRosa, APRN, AOCNP ». Doctors & APRNs. Radiation Oncologists. Saint Mary's Hospital Oncology Center. Smilow Cancer Hospital at Yale-New Haven..