S59.099 – Other physeal fracture of lower end of ulna, unspecified arm
ICD-10-CM 2027 diagnosis code · Injuries to the elbow and forearm
- Code
S59.099(claims format:S59099)- Description
- Other physeal fracture of lower end of ulna, unspecified 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
- S59 › S59.0 › S59.09
Billable codes under S59.099
S59.099 is a header code and cannot be used on claims. Choose the most specific code:
- S59.099A – Other physeal fracture of lower end of ulna, unspecified arm, initial encounter for closed fractureBillable
- S59.099D – Other physeal fracture of lower end of ulna, unspecified arm, subsequent encounter for fracture with routine healingBillable
- S59.099G – Other physeal fracture of lower end of ulna, unspecified arm, subsequent encounter for fracture with delayed healingBillable
- S59.099K – Other physeal fracture of lower end of ulna, unspecified arm, subsequent encounter for fracture with nonunionBillable
- S59.099P – Other physeal fracture of lower end of ulna, unspecified arm, subsequent encounter for fracture with malunionBillable
- S59.099S – Other physeal fracture of lower end of ulna, unspecified 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 |
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.
S59 – Other and unspecified injuries of elbow and forearm
- other and unspecified injuries of wrist and hand (S69.-)
Block S50-S59
Related codes in S59.09
Frequently asked questions
What is ICD-10 code S59.099?
S59.099 is the ICD-10-CM code for other physeal fracture of lower end of ulna, unspecified arm, in the block S50-S59 (Injuries to the elbow and forearm).
Is S59.099 a billable code?
No. S59.099 is a header code with more specific child codes; report one of the billable codes listed above.
What category does S59.099 belong to?
It belongs to category S59 – Other and unspecified injuries of elbow and 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.