S42.321B
Displaced transverse fracture of shaft of humerus, right arm, initial encounter for open fracture
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 10 never code together
7th character 7
A initial encounter for closed fracture
B initial encounter for open fracture this code
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
Instructional notes 9
S42code
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
S42.3code
Inclusion terms
- Fracture of humerus NOS
- Fracture of upper arm NOS
S40-S49block
Includes
- injuries of axilla
- injuries of scapular region
S00-T88chapter
Notes
- Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
- The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.
Use additional code
- code to identify any retained foreign body, if applicable (Z18.-)Z18.-
Index entries leading here 1
Alongside this code 6 same parent — S42.321
S42.321A Displaced transverse fx shaft of humerus, right arm, init S42.321D Displ transverse fx shaft of humer, r arm, 7thD S42.321G Displ transverse fx shaft of humer, r arm, 7thG S42.321K Displ transverse fx shaft of humer, r arm, 7thK S42.321P Displ transverse fx shaft of humer, r arm, 7thP S42.321S Displaced transverse fx shaft of humerus, right arm, sequela
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.