S20.323SBillable

Blister (nonthermal) of bilateral front wall of thorax, sequela

Short description: Blister of bilateral front wall of thorax, sequela

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
S20
Effective date
October 1, 2026

Related codes in category S20

Frequently asked questions

What is ICD-10 code S20.323S?

S20.323S is an ICD-10-CM diagnosis code for Blister (nonthermal) of bilateral front wall of thorax, sequela.

Is S20.323S a billable code?

Yes. S20.323S is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is S20.323S in?

S20.323S falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S20.323S become effective?

S20.323S has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S20.323S?

S20.323S belongs to category S20, 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.