Residency Programs A directory of colon and rectal surgery residency programs with Program Director and Coordinator contact information is posted to the Association of Program Directors for Colon and Rectal Surgery (APDCRS) website. Click the name of the program in the list on the APDCRS website to be redirected to the residency program website. RESIDENCY PROGRAMS If contact information or a URL needs to be updated for a colon and rectal surgery residency program, please contact the APDCRS.