Here at Stonewall Institute we understand that you have ample places to choose from when it comes to your drug treatment needs in Arizona. So what sets Stonewall Institute apart from other Substance abuse facilities? Stonewall Institute offers affordable drug treatment in a caring and non-judgmental environment. We understand that you are beating yourself up problems due to drugs and we will not add to that guilt. Intensive Outpatient Substance Abuse Treatment. Contact Stonewall Institute at 602-535-6468 or visit us at www.stonewallinstitute.com