Contact

Please contact us by using any of the following means:

 
Mailing Address:
800 Grant Street, Suite 400
Denver, CO 80203
 
Phone: (303) 861-0507
 
Fax: (303) 861-2832
 
General E-mail: ctsi@ctsi.org
 
Individual E-mail: Employee's first initial plus last name @ctsi.org
 
Claims Line: (800) 544-7868
 
Claims Fax Line: (303) 861-1022

COVID-19 Resources

 

COVID-19 Resources

Click here for more information.