Comprehensive Health Services, Inc. (CHS) 10701 Parkridge Blvd., Suite 200 , Reston , VA 20191 USA About Solutions services Home breadcrumb Companies Comprehensive Health Services, Inc. ... Services DOT and Non-Regulated DOT and Non-Regulated 0 Share Share with Facebook Share with Tweeter Share with LinkedIn CHS programs simplify compliance with federally mandated requirements. Drug/alcohol testing is done exclusively by SAMHSA labs and CHS offers an automated system for random testing. Most popular related searches alcohol test alcohol testing compliance requirement Customer reviews No reviews were found for DOT and Non-Regulated. Be the first to review! Add your review Publish your review Great! review successfully added!