South Africa’s second-largest open medical scheme, Bonitas, is opposing an urgent court application by Medscheme to block the appointment of two new service providers. The Bonitas Tender Dispute centres on Bonitas’ decision to end a 44-year administration relationship with Medscheme. Medscheme has served as its administrator since 1982. Bonitas, which covers more than 730,000 people, has appointed Momentum to take…