With our free Patient Portal, request refills, referrals and speak directly to your doctor directly! ... Drs. Ferri, Savoretti and Messitt. HOME. ABOUT US; CONTACT; PATIENT EDUCATION; NEW PATIENT. PATIENT PORTAL. ONLINE PAYMENT. REFERRALS/INSURANCE. TELEMEDICINE. CAREERS. More. 1539 Atwood Avenue, Suite 101, Johnston RI 02919. Tel: 401-272-3410 ....