Cas Singleton, P.A.-C.
Physician Assistant to: 
Edward A. Sparling, M.D.

Charles Singleton received his Master of Physician Assistant Studies from Red Rocks Community College in Lakewood, Colorado.  He also has a Bachelor of Science from the University of Northern Colorado in Greeley, Colorado. Cas is originally from Amarillo, Texas, and very much appreciates the cool weather that the Northwest has to offer. Cas’ hobbies include hiking, biking, and skiing.

Education & Training

  • Bachelor of Science in Biology: University of Northern Colorado, Greeley, CO
  • Master of Physician Assistant Studies: Red Rocks Community College, Lakewood, Colorado


  • National Commission on Certification of Physician Assistants