S42.321
S42.321: Displaced transverse fracture of shaft of humerus, right arm
Non-billable headerICD-10-CMright
S42.321 is a non-billable header ICD-10-CM code for displaced transverse fracture of shaft of humerus, right arm. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.
This code requires a 7th character
The appropriate 7th character is to be added to all codes from category S42
- 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
Excludes1 inherited from the categories above S42.321
A category’s note binds every code beneath it.
Excludes2 inherited from the categories above S42.321
Not part of this code, but both may be coded when both are present.
Written on S42.3: Fracture of shaft of humerus
Other codes that can never be billed with S42.321
Their own Excludes1 notes name this code, so the conflict is not listed above.
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead S42.321
7 child codes. Green means billable.
- S42.321ADisplaced transverse fracture of shaft of humerus, right arm, initial encounter for closed fracture
- S42.321BDisplaced transverse fracture of shaft of humerus, right arm, initial encounter for open fracture
- S42.321DDisplaced transverse fracture of shaft of humerus, right arm, subsequent encounter for fracture with routine healing
- S42.321GDisplaced transverse fracture of shaft of humerus, right arm, subsequent encounter for fracture with delayed healing
- S42.321KDisplaced transverse fracture of shaft of humerus, right arm, subsequent encounter for fracture with nonunion
- S42.321PDisplaced transverse fracture of shaft of humerus, right arm, subsequent encounter for fracture with malunion
- S42.321SDisplaced transverse fracture of shaft of humerus, right arm, sequela
Other codes under S42.32
- S42.322Displaced transverse fracture of shaft of humerus, left arm
- S42.323Displaced transverse fracture of shaft of humerus, unspecified arm
- S42.324Nondisplaced transverse fracture of shaft of humerus, right arm
- S42.325Nondisplaced transverse fracture of shaft of humerus, left arm
- S42.326Nondisplaced transverse fracture of shaft of humerus, unspecified arm