American Arthritis and Rheumatology Association (AARA) Member. tel: 623-566-3550 fax: 623-566-3573. PATIENT PORTAL INFO. Monday - Friday 8:00am - 5:00pm Phones answered from 9:00am - 4:00pm Closed for lunch from Noon - 1:00pm. Hours of Operation: We have a new patient portal! ....