Facilities Roswell Park Comprehensive Cancer Center Western New York Other Connect ADDRESS 665 Elm Street, Buffalo, NY 14203 PHONE (716) 845-2300 EMAIL AskRoswell@RoswellPark.org HOURS Monday 8 AM-5 PM Tuesday 8 AM-5 PM Wednesday 8 AM-5 PM Thursday 8 AM-5 PM Friday 8 AM-5 PM Saturday Closed Sunday Closed Website Overview New York State’s only comprehensive cancer center designated by the National Cancer Institute outside of NYC.