Oth osteopor w crnt path fx, l shldr, subs for fx w malunion

This code signifies a pathological fracture of the left shoulder due to osteoporosis, where the fracture has healed improperly (malunion). The osteoporosis itself is not specified as postmenopausal, age-related, or drug-induced, falling into the "other" category. This encounter is for ongoing management of the malunited fracture.

Apply this code for a patient presenting for follow-up care of a malunited left shoulder fracture, where the underlying cause of the fracture was osteoporosis not otherwise classified. Documentation should clearly state "malunion" of the fracture and link it to osteoporosis, specifying the left shoulder and indicating a subsequent encounter.

• Ensure documentation specifies "malunion" and not "nonunion" (which has a different code category).
• Verify the laterality (left shoulder) is clearly documented.
• Confirm this is a subsequent encounter for the fracture, not the initial treatment or a sequela.