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S52.501P vs S52.509P

S52.501P (Unspecified fracture of the lower end of right radius, subsequent encounter for closed fracture with malunion) compared with S52.509P (Unspecified fracture of the lower end of unspecified radius, subsequent encounter for closed fracture with malunion), from the official CMS tabular data. S52.501P and S52.509P code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S52.501P
Right
Unspecified fracture of the lower end of right radius, subsequent encounter for closed fracture with malunion
S52.509P
Unspecified
Unspecified fracture of the lower end of unspecified radius, subsequent encounter for closed fracture with malunion

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. S52.501P and S52.509P name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

S52.501PUnspecified fracture of the lower end of right radius, subsequent encounter for closed fracture with malunionS52.509PUnspecified fracture of the lower end of unspecified radius, subsequent encounter for closed fracture with malunion
Billing statusBillableBillable
ClassificationS00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionUnspecified fracture of the lower end of right radius, subsequent encounter for closed fracture with malunion is a billable ICD-10-CM diagnosis code (S52.501P).Unspecified fracture of the lower end of unspecified radius, subsequent encounter for closed fracture with malunion is a billable ICD-10-CM diagnosis code (S52.509P).
7th characterThe appropriate 7th character is to be added to all codes from category S52The appropriate 7th character is to be added to all codes from category S52

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources