ICD-10-CM › S00-T88 › S20-S29 › S20.30 Unspecified superficial injuries... › S20.304

S20.304

Unspecified superficial injuries of middle front wall of thorax

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2021 onwards. It has never been valid for submission on its own.

Submit one of these 3 more specific codes instead:

  • S20.304A Unspecified superficial injuries of middle front wall of thorax, initial encounter
  • S20.304D Unspecified superficial injuries of middle front wall of thorax, subsequent encounter
  • S20.304S Unspecified superficial injuries of middle front wall of thorax, sequela

This code requires a seventh character. See the rule below.

What has happened to this code

Every change the publisher made, from 2021 to now.

  1. FY2021 Added to the code set Unspecified superficial injuries of middle front wall of thorax

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from S20 Superficial injury of thorax

Seventh character required

  • The appropriate 7th character is to be added to each code from category S20

Inherited from the S20-S29 section Injuries to the thorax (S20-S29)

Excludes2 - not included here

  • burns and corrosions (T20-T32)
  • effects of foreign body in bronchus (T17.5)
  • effects of foreign body in esophagus (T18.1)
  • effects of foreign body in lung (T17.8)
  • effects of foreign body in trachea (T17.4)
  • frostbite (T33-T34)
  • injuries of axilla
  • injuries of clavicle
  • injuries of scapular region
  • injuries of shoulder
  • insect bite or sting, venomous (T63.4)

Includes

  • injuries of breast
  • injuries of chest (wall)
  • injuries of interscapular area

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Codes in the same group

CodeDescriptionStatus
S20.301 Unspecified superficial injuries of right front wall of thorax Not billable
S20.302 Unspecified superficial injuries of left front wall of thorax Not billable
S20.303 Unspecified superficial injuries of bilateral front wall of thorax Not billable
S20.309 Unspecified superficial injuries of unspecified front wall of thorax Not billable