S52.629A – Torus fracture of lower end of unspecified ulna, initial encounter for closed fracture

ICD-10-CM 2027 diagnosis code · Injuries to the elbow and forearm

Billable code

ICD-10-CM code S52.629A

Code: S52.629A (claims format: S52629A)
Description: Torus fracture of lower end of unspecified ulna, initial encounter for closed fracture
Short description: Torus fracture of lower end of unsp ulna, init for clos fx
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 › S52.6 › S52.62 › S52.629

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.

S52 – Fracture of forearm

Excludes1 (not coded here):

traumatic amputation of forearm (S58.-)

Excludes2 (not included here):

fracture at wrist and hand level (S62.-)
periprosthetic fracture around internal prosthetic elbow joint (M97.4)

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

S52.62 – Torus fracture of lower end of ulna

7th character note:

The appropriate 7th character is to be added to all codes in subcategory S52.62

Block S50-S59

Excludes2 (not included here):

burns and corrosions (T20-T32)
frostbite (T33-T34)
injuries of wrist and hand (S60-S69)
insect bite or sting, venomous (T63.4)

Related codes in S52.629

Frequently asked questions

What is ICD-10 code S52.629A?

S52.629A is the ICD-10-CM code for torus fracture of lower end of unspecified ulna, initial encounter for closed fracture, in the block S50-S59 (Injuries to the elbow and forearm).

Is S52.629A a billable code?

Yes. S52.629A is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does S52.629A 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.