S20.149SBillable

External constriction of part of breast, unspecified breast, sequela

Short description: External constrict of part of breast, unsp breast, 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 S20.149S?

S20.149S is an ICD-10-CM diagnosis code for External constriction of part of breast, unspecified breast, sequela.

Is S20.149S a billable code?

Yes. S20.149S is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is S20.149S in?

S20.149S falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S20.149S become effective?

S20.149S has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S20.149S?

S20.149S 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.