S50.321Header code — not billable

Blister (nonthermal) of right elbow

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
S50
Effective date
October 1, 2026

Related codes in category S50

Frequently asked questions

What is ICD-10 code S50.321?

S50.321 is an ICD-10-CM diagnosis code for Blister (nonthermal) of right elbow.

Is S50.321 a billable code?

No. S50.321 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is S50.321 in?

S50.321 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S50.321 become effective?

S50.321 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S50.321?

S50.321 belongs to category S50, 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.