S52.321K – Displaced transverse fracture of shaft of right radius, subsequent encounter for closed fracture with nonunion
ICD-10-CM 2027 diagnosis code · Injuries to the elbow and forearm
ICD-10-CM code
S52.321K
- Code
S52.321K(claims format:S52321K)- Description
- Displaced transverse fracture of shaft of right radius, subsequent encounter for closed fracture with nonunion
- Short description
- Displ transverse fx shaft of r rad, 7thK
- 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
- S50-S59 Injuries to the elbow and forearm
- Parent codes
- S52 › S52.3 › S52.32 › S52.321
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 type I or II |
C | initial encounter for open fracture type IIIA, IIIB, or IIIC |
D | subsequent encounter for closed fracture with routine healing |
E | subsequent encounter for open fracture type I or II with routine healing |
F | subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing |
G | subsequent encounter for closed fracture with delayed healing |
H | subsequent encounter for open fracture type I or II with delayed healing |
J | subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing |
K | subsequent encounter for closed fracture with nonunion |
M | subsequent encounter for open fracture type I or II with nonunion |
N | subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion |
P | subsequent encounter for closed fracture with malunion |
Q | subsequent encounter for open fracture type I or II with malunion |
R | subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion |
S | sequela |
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
S52 – Fracture of forearm
Excludes1 (not coded here):
- traumatic amputation of forearm (S58.-)
Excludes2 (not included here):
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
- The open fracture designations are based on the Gustilo open fracture classification
7th character note:
- The appropriate 7th character is to be added to all codes from category S52
Block S50-S59
Related codes in S52.321
- S52.321A – Displaced transverse fracture of shaft of right radius, initial encounter for closed fractureBillable
- S52.321B – Displaced transverse fracture of shaft of right radius, initial encounter for open fracture type I or IIBillable
- S52.321C – Displaced transverse fracture of shaft of right radius, initial encounter for open fracture type IIIA, IIIB, or IIICBillable
- S52.321D – Displaced transverse fracture of shaft of right radius, subsequent encounter for closed fracture with routine healingBillable
- S52.321E – Displaced transverse fracture of shaft of right radius, subsequent encounter for open fracture type I or II with routine healingBillable
- S52.321F – Displaced transverse fracture of shaft of right radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingBillable
- S52.321G – Displaced transverse fracture of shaft of right radius, subsequent encounter for closed fracture with delayed healingBillable
- S52.321H – Displaced transverse fracture of shaft of right radius, subsequent encounter for open fracture type I or II with delayed healingBillable
- S52.321J – Displaced transverse fracture of shaft of right radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingBillable
- S52.321M – Displaced transverse fracture of shaft of right radius, subsequent encounter for open fracture type I or II with nonunionBillable
- S52.321N – Displaced transverse fracture of shaft of right radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionBillable
- S52.321P – Displaced transverse fracture of shaft of right radius, subsequent encounter for closed fracture with malunionBillable
- S52.321Q – Displaced transverse fracture of shaft of right radius, subsequent encounter for open fracture type I or II with malunionBillable
- S52.321R – Displaced transverse fracture of shaft of right radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunionBillable
- S52.321S – Displaced transverse fracture of shaft of right radius, sequelaBillable
Frequently asked questions
What is ICD-10 code S52.321K?
S52.321K is the ICD-10-CM code for displaced transverse fracture of shaft of right radius, subsequent encounter for closed fracture with nonunion, in the block S50-S59 (Injuries to the elbow and forearm).
Is S52.321K a billable code?
Yes. S52.321K is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does S52.321K belong to?
It belongs to category S52 – Fracture of forearm.
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.