About Jennifer Yannucci, MD. Jennifer Yannucci, MD is a hematologist & oncologist, internal medicine doctor, and primary care doctor who practices at Jennifer Yannucci, MD Practice located at 225 Candler Dr. in Suite 201 in Savannah, GA 31405 (Chatham County). Dr. Jennifer Yannucci has 15+ years of experience in hematology & oncology. Education.