HAART-with two locations in Oakland and Hayward, almost 40 years of history serving the Bay Area community, HAART has earned a reputation as a leader in the field of opiate dependency treatment. From heroin addiction to new issues arising in addiction to oxycontin and other painkillers, our approach has proven to be successful over the years by welcoming people wherever they are on their recovery journey and helping them toward health and happiness with both medical and psychological treatment approaches.