Summa Pain Care - Arizona Pain Treatment Centers in Phoenix, Scottsdale and Peoria, Arizona. Welcome to Summa Pain Care Centers. Summa Pain Care Pain Management doctors (DR. PAUL PANNOZZO) use a wide range of treatments to provide chronic pain relief in Arizona. our Summa Pain Care specialists will look for the source of your pain & give the best treatment for you. We provide treatment of Back pain, Knee Pain, Hand Pain, Spinal pain & other pain.