In 1996 Mazzoni center moved and expanded its HIV testing services to eight off-site testing locations including the Washington West Project an “after hours” storefront located in the Gayborhood at 1201 Locust Street in partnership with Action AIDS, AIDS Information Network, and BEBASHI.

Washington West Project has pioneered HIV testing, prevention, and support services since. It is now the largest community-based HIV tester in Philadelphia, conducting approximately 7,000 HIV tests annually. 

Services Available at Washington West today include Rapid HIV Testing, Syphilis, Gonorrhea, Chlamydia, Trichomoniasis screening and treatment, Hepatitis C screening and treatment, PrEP services, and HIV Care.