ICD-10-CM › S00-T88 › S80-S89 › S86.21 Strain of muscle(s) and tendon(s)... › S86.219

S86.219

Strain of muscle(s) and tendon(s) of anterior muscle group at lower leg level, unspecified leg

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 3 more specific codes instead:

  • S86.219A Strain of muscle(s) and tendon(s) of anterior muscle group at lower leg level, unspecified leg, initial encounter
  • S86.219D Strain of muscle(s) and tendon(s) of anterior muscle group at lower leg level, unspecified leg, subsequent encounter
  • S86.219S Strain of muscle(s) and tendon(s) of anterior muscle group at lower leg level, unspecified leg, sequela

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

What has happened to this code

Every change the publisher made, from 2014 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. FY2014 Added to the draft code set draft Strain of muscle(s) and tendon(s) of anterior muscle group at lower leg level, unspecified leg

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 S86 Injury of muscle, fascia and tendon at lower leg level

Seventh character required

  • The appropriate 7th character is to be added to each code from category S86

Excludes2 - not included here

  • injury of muscle, fascia and tendon at ankle (S96.-)
  • injury of patellar ligament (tendon) (S76.1-)
  • sprain of joints and ligaments of knee (S83.-)

Code also

  • any associated open wound (S81.-)

Inherited from the S80-S89 section Injuries to the knee and lower leg (S80-S89)

Excludes2 - not included here

  • burns and corrosions (T20-T32)
  • frostbite (T33-T34)
  • injuries of ankle and foot, except fracture of ankle and malleolus (S90-S99)
  • insect bite or sting, venomous (T63.4)

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
S86.211 Strain of muscle(s) and tendon(s) of anterior muscle group at lower leg level, right leg Not billable
S86.212 Strain of muscle(s) and tendon(s) of anterior muscle group at lower leg level, left leg Not billable