Ankle & Foot Centers participate in most HMOs, PPOs, and private insurance plans. Please contact Calhoun office for more information on our participation in your particular plan. Co-payments are due the day of your visit. Ankle & Foot Centers of Georgia accepts all payments made with check, cash, Visa, MasterCard, or Discover. Pay here at our Online Payment Center or pay in person, by mail, and over the phone during our business hours.