Westside Methadone Treatment Program is located in San Francisco, California, it provides outpatient care with a primary focus on substance abuse treatment services Services provided include detoxification, methadone maintenance (facility may also use buprenorphine in maintenance), methadone detoxification (facility may also use buprenorphine in detoxification), and substance abuse treatment. Special programs available include programs for clients with hiv or aids, and programs for people with a dual diagnosis (co-occurring mental and substance abuse disorders).