S42.331P – Displaced oblique fracture of shaft of humerus, right arm, subsequent encounter for fracture with malunion
ICD-10-CM 2027 diagnosis code · Injuries to the shoulder and upper arm
- Code
S42.331P(claims format:S42331P)- Description
- Displaced oblique fracture of shaft of humerus, right arm, subsequent encounter for fracture with malunion
- Short description
- Displ oblique fx shaft of humer, r arm, 7thP
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 19. Injury, poisoning and certain other consequences of external causes (S00-T88)
- Block
- S40-S49 Injuries to the shoulder and upper arm
- Parent codes
- S42 › S42.3 › S42.33 › S42.331
7th character values
Codes in this category need a 7th character to describe the encounter or episode of care.
| Character | Meaning |
|---|---|
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 |
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
S42 – Fracture of shoulder and upper arm
- traumatic amputation of shoulder and upper arm (S48.-)
- periprosthetic fracture around internal prosthetic shoulder joint (M97.3)
- 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
- The appropriate 7th character is to be added to all codes from category S42
S42.3 – Fracture of shaft of humerus
- Fracture of humerus NOS
- Fracture of upper arm NOS
Block S40-S49
- injuries of axilla
- injuries of scapular region
Related codes in S42.331
- S42.331A – Displaced oblique fracture of shaft of humerus, right arm, initial encounter for closed fractureBillable
- S42.331B – Displaced oblique fracture of shaft of humerus, right arm, initial encounter for open fractureBillable
- S42.331D – Displaced oblique fracture of shaft of humerus, right arm, subsequent encounter for fracture with routine healingBillable
- S42.331G – Displaced oblique fracture of shaft of humerus, right arm, subsequent encounter for fracture with delayed healingBillable
- S42.331K – Displaced oblique fracture of shaft of humerus, right arm, subsequent encounter for fracture with nonunionBillable
- S42.331S – Displaced oblique fracture of shaft of humerus, right arm, sequelaBillable
Frequently asked questions
What is ICD-10 code S42.331P?
S42.331P is the ICD-10-CM code for displaced oblique fracture of shaft of humerus, right arm, subsequent encounter for fracture with malunion, in the block S40-S49 (Injuries to the shoulder and upper arm).
Is S42.331P a billable code?
Yes. S42.331P is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does S42.331P belong to?
It belongs to category S42 – Fracture of shoulder and upper arm.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.