STEWART MEDICAL GROUP (IPA) MANAGED BY: S & S MANAGEMENT, INC. 1032 S. Garfield Ave, Alhambra, CA 91801 Please send claims to: 1032 S. Garfield Ave, Alhambra, CA 91801 Telephone: Main Number (626)943-7465 Toll Free Number: 1-877-747-2637 Fax: Fax (626)458-8051 Toll Free Number: 1-877-917-2637.