ICD-10-CM › S00-T88 › S50-S59 › S codes › S56

S56

Injury of muscle, fascia and tendon at forearm level

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, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 8 more specific codes instead:

  • S56.0 Injury of flexor muscle, fascia and tendon of thumb at forearm level (also a header)
  • S56.1 Injury of flexor muscle, fascia and tendon of other and unspecified finger at forearm level (also a header)
  • S56.2 Injury of other flexor muscle, fascia and tendon at forearm level (also a header)
  • S56.3 Injury of extensor or abductor muscles, fascia and tendons of thumb at forearm level (also a header)
  • S56.4 Injury of extensor muscle, fascia and tendon of other and unspecified finger at forearm level (also a header)
  • S56.5 Injury of other extensor muscle, fascia and tendon at forearm level (also a header)
  • S56.8 Injury of other muscles, fascia and tendons at forearm level (also a header)
  • S56.9 Injury of unspecified muscles, fascia and tendons at forearm level (also a header)

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

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2012 Added to the draft code set draft Injury of muscle, fascia and tendon at forearm level

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.

This code

Seventh character required

  • The appropriate 7th character is to be added to each code from category S56

Excludes2 - not included here

  • injury of muscle, fascia and tendon at or below wrist (S66.-)
  • sprain of joints and ligaments of elbow (S53.4-)

Code also

  • any associated open wound (S51.-)

Inherited from the S50-S59 section Injuries to the elbow and forearm (S50-S59)

Excludes2 - not included here

  • burns and corrosions (T20-T32)
  • frostbite (T33-T34)
  • injuries of wrist and hand (S60-S69)
  • insect bite or sting, venomous (T63.4)