S52.025R Nondisplaced fracture of olecranon process without intraarticular extension of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

S52.025R is a billable/specific and POA-exempt diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Nondisplaced fracture of olecranon process without intraarticular extension of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion.