If applied as a part of a fracture repair, you do not code application service separately. Application and removal a bundled into the fracture repair codes. If subsequent cast, strapping, or splint is applied within follow-up period, you can bill by coding application as well as materials and adding modifier -58. Separate office visit can be billed only if patient is provided some other separate and significant service while not in global period in addition to application of the item. Add modifier -25 for this.