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ICD-10-CM 2027

ICD-10 code for breast contusion

S20.0

Contusion of breast

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Contusion (skin surface intact) › breast”. Page updated September 29, 2026.

About coding breast contusion

The ICD-10-CM code for breast contusion is S20.0 (Contusion of breast).

Within S20 (superficial injury of thorax), S20.0 is specifically for contusion of breast. Related codes cover other and unspecified superficial injuries of breast (S20.1), contusion of thorax (S20.2), other and unspecified superficial injuries of front wall of thorax (S20.3), other and unspecified superficial injuries of back wall of thorax (S20.4) and superficial injury of unspecified parts of thorax (S20.9).

Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Common questions about breast contusion ICD-10 codes

What is the ICD-10 code for breast contusion?

S20.0 — Contusion of breast (a header code; report a more specific subcode).

Is S20.0 billable?

No. S20.0 is a header code. Report one of its more specific subcodes instead.