 Amber Allen, MBA, RPSGT, RST, CCSH
Amber Allen, MBA, RPSGT, RST, CCSH  
 Program Director 
 214.491.6238 
 amberallen@collin.edu  
 Shari Rueles
Shari Rueles
 Division Administrative Assistant 
 Diagnostic Medical Sonography, Surgical Professions, and Polysomnographic Technology 
 214.491.6215 
srueles@collin.edu
 Karen Peterson, MS, M.Ed., RPSGT
Karen Peterson, MS, M.Ed., RPSGT
Full-Time Faculty / Clinical Coordinator 
 972.548.6622 
 kpeterson@collin.edu 
