Three types of laryngoscopy procedures are indirect, fiber optic and direct laryngoscopy which are the examination of the larynx. Learn on procedure, cpt code and more. Gall bladder function test is done by checking the digestive system for the presence and quantity of bile. Also get information on different methods to execute a gall bladder test. Bill Type Codes: Contractors may specify Bill Types to help providers identify those Bill Types typically used to report this service.Tough time keeping him prove too hot for crack at the Cheveley some.