S52.255 – Nondisplaced comminuted fracture of shaft of ulna, left arm
ICD-10-CM 2027 diagnosis code · Injuries to the elbow and forearm
ICD-10-CM code
S52.255
- Code
S52.255(claims format:S52255)- Description
- Nondisplaced comminuted fracture of shaft of ulna, left arm
- Billable
- No – use a more specific code below
- 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 › S52.2 › S52.25
Billable codes under S52.255
S52.255 is a header code and cannot be used on claims. Choose the most specific code:
- S52.255A – Nondisplaced comminuted fracture of shaft of ulna, left arm, initial encounter for closed fractureBillable
- S52.255B – Nondisplaced comminuted fracture of shaft of ulna, left arm, initial encounter for open fracture type I or IIBillable
- S52.255C – Nondisplaced comminuted fracture of shaft of ulna, left arm, initial encounter for open fracture type IIIA, IIIB, or IIICBillable
- S52.255D – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for closed fracture with routine healingBillable
- S52.255E – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type I or II with routine healingBillable
- S52.255F – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingBillable
- S52.255G – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for closed fracture with delayed healingBillable
- S52.255H – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type I or II with delayed healingBillable
- S52.255J – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingBillable
- S52.255K – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for closed fracture with nonunionBillable
- S52.255M – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type I or II with nonunionBillable
- S52.255N – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionBillable
- S52.255P – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for closed fracture with malunionBillable
- S52.255Q – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type I or II with malunionBillable
- S52.255R – Nondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunionBillable
- S52.255S – Nondisplaced comminuted fracture of shaft of ulna, left arm, sequelaBillable
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 S52.25
- S52.251 – Displaced comminuted fracture of shaft of ulna, right armHeader
- S52.252 – Displaced comminuted fracture of shaft of ulna, left armHeader
- S52.253 – Displaced comminuted fracture of shaft of ulna, unspecified armHeader
- S52.254 – Nondisplaced comminuted fracture of shaft of ulna, right armHeader
- S52.256 – Nondisplaced comminuted fracture of shaft of ulna, unspecified armHeader
Frequently asked questions
What is ICD-10 code S52.255?
S52.255 is the ICD-10-CM code for nondisplaced comminuted fracture of shaft of ulna, left arm, in the block S50-S59 (Injuries to the elbow and forearm).
Is S52.255 a billable code?
No. S52.255 is a header code with more specific child codes; report one of the billable codes listed above.
What category does S52.255 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.