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ICD-10-CM 2027

ICD-10 code for flank region contusion

S30.13

Contusion of flank (latus) region

Header — needs a more specific code

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

About coding flank region contusion

The ICD-10-CM code for flank region contusion is S30.13 (Contusion of flank (latus) region).

Within S30.1 (contusion of abdominal wall), S30.13 is specifically for contusion of flank (latus) region. Related codes cover abdominal wall (S30.11) and groin (S30.12).

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 was added in FY2026, effective October 1, 2025.

Common questions about flank region contusion ICD-10 codes

What is the ICD-10 code for flank region contusion?

S30.13 — Contusion of flank (latus) region (a header code; report a more specific subcode).

Is S30.13 billable?

No. S30.13 is a header code. Report one of its more specific subcodes instead.