S52.266NBillable

Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

Short description: Nondisp seg fx shaft of ulna, unsp arm, 7thN

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
S52
Effective date
October 1, 2026

Related codes in category S52

S52Fracture of forearmS52.0Fracture of upper end of ulnaS52.00Unspecified fracture of upper end of ulnaS52.001Unspecified fracture of upper end of right ulnaS52.001AUnsp fracture of upper end of right ulna, init for clos fxYesS52.001BUnsp fx upper end of right ulna, init for opn fx type I/2YesS52.001CUnsp fx upper end of right ulna, init for opn fx type 3A/B/CYesS52.001DUnsp fx upper end of r ulna, subs for clos fx w routn healYesS52.001EUnsp fx upr end r ulna, 7thEYesS52.001FUnsp fx upr end r ulna, 7thFYesS52.001GUnsp fx upper end of r ulna, subs for clos fx w delay healYesS52.001HUnsp fx upr end r ulna, 7thHYes

Frequently asked questions

What is ICD-10 code S52.266N?

S52.266N is an ICD-10-CM diagnosis code for Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion.

Is S52.266N a billable code?

Yes. S52.266N is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is S52.266N in?

S52.266N falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S52.266N become effective?

S52.266N has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S52.266N?

S52.266N belongs to category S52, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.