Central Dialysis Admissions Phone: (602) 351-3003/(800) 494-7722 Fax: (602) 351-3111/(866) 918-9281 Monday - Friday 7:00 a.m. to 6:00 p.m. Saturday 8:00 a.m. to 4:00 p.m. Dialysis Admissions ESRD Hospitalized Referral