Cutaneous infections caused by non-tuberculous mycobacteria are uncommon and are so difficult to diagnose. Rapidly growing mycobacteria can cause skin and soft tissue infections in immunocompromised patients. Mycobacterium fortuitum is one of the rapidly growing mycobacterium. In this article, in an immuncompetent patient, we present a case of cutaneous infection in which M. fortuitum is isolated. Our patient recovered completely by clarithromycin and ciprofloxacin treatment given perorally for 12 weeks