S42.489A Torus fracture of lower end of unspecified humerus, initial encounter for closed fracture
Billable ICD-10-CM code, FY2026.
Built from S42.489 with 7th character A (initial encounter for closed fracture).
Applies from S42 Fracture of shoulder and upper arm
Excludes1 (never code together)
traumatic amputation of shoulder and upper arm (S48.-)
Excludes2 (not included here)
periprosthetic fracture around internal prosthetic shoulder joint (M97.3)
7th character note
The appropriate 7th character is to be added to all codes from category S42
Notes
A fracture not indicated as displaced or nondisplaced should be coded to displaced
A fracture not indicated as open or closed should be coded to closed
7th character required
A — initial encounter for closed fracture
B — initial encounter for open fracture
D — subsequent encounter for fracture with routine healing
G — subsequent encounter for fracture with delayed healing
K — subsequent encounter for fracture with nonunion
P — subsequent encounter for fracture with malunion
S — sequela
Applies from S42.4 Fracture of lower end of humerus
Applicable to
Fracture of distal end of humerus
Excludes2 (not included here)
fracture of shaft of humerus (S42.3-)
physeal fracture of lower end of humerus (S49.1-)
Applies from S42.48 Torus fracture of lower end of humerus
7th character note
The appropriate 7th character is to be added to all codes in subcategory S42.48
7th character required
A — initial encounter for closed fracture
D — subsequent encounter for fracture with routine healing
G — subsequent encounter for fracture with delayed healing
K — subsequent encounter for fracture with nonunion
P — subsequent encounter for fracture with malunion
S — sequela
Medicare Code Edits (MCE v43.1 (April 2026))
Unspecified code (laterality): Unspecified codes for which a more specific code identifying laterality (right, left, bilateral) exists within the same code family.
Code annotations containing back-references to S42.489A