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S52.559A

✓ Billable

Other extraarticular fracture of lower end of unspecified radius, initial encounter for closed fracture

Injury, poisoning and certain other consequences of external causes (S00-T88)

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❌ Excludes1

inherited

Rules inherited from parent codes in the hierarchy.

S52
  • • traumatic amputation of forearm (S58.-)

⚠️ Excludes2

inherited

Rules inherited from parent codes.

S52.5
  • • physeal fractures of lower end of radius (S59.2-)
S52
  • • fracture at wrist and hand level (S62.-)
  • • periprosthetic fracture around internal prosthetic elbow joint (M97.4)

Clinical Description

ICD-10-CM code S52.559A represents other extraarticular fracture of lower end of unspecified radius, initial encounter for closed fracture. This code falls under the Injury, poisoning and certain other consequences of external causes (S00-T88) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.

This is a 8-character code at the 7th level of specificity. This is the most specific code available in this subcategory. Coders should note that S52.559A has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.

Frequently Asked Questions

What is ICD-10 code S52.559A?

ICD-10-CM code S52.559A is "Other extraarticular fracture of lower end of unspecified radius, initial encounter for closed fracture". It belongs to the category: Injury, poisoning and certain other consequences of external causes (S00-T88).

Is S52.559A a billable ICD-10 code?

Yes, S52.559A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What codes are excluded with S52.559A?

S52.559A has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.

Can S52.559A be coded with other codes?

S52.559A has 3 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.

Related Codes in S52.559

Other codes in the same category that may be relevant for differential coding:

S52.559BOther extraarticular fracture of lower end of unspecified radius, initial encounter for open fracture type I or IIS52.559COther extraarticular fracture of lower end of unspecified radius, initial encounter for open fracture type IIIA, IIIB, or IIICS52.559DOther extraarticular fracture of lower end of unspecified radius, subsequent encounter for closed fracture with routine healingS52.559EOther extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type I or II with routine healingS52.559FOther extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingS52.559GOther extraarticular fracture of lower end of unspecified radius, subsequent encounter for closed fracture with delayed healingS52.559HOther extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type I or II with delayed healingS52.559JOther extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingS52.559KOther extraarticular fracture of lower end of unspecified radius, subsequent encounter for closed fracture with nonunionS52.559MOther extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type I or II with nonunionS52.559NOther extraarticular fracture of lower end of unspecified radius, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionS52.559POther extraarticular fracture of lower end of unspecified radius, subsequent encounter for closed fracture with malunion

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Code Information

CodeS52.559A
BillableYes
ParentS52.559
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes11 rule(s)
Excludes23 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)