ICD-10-CM › S00-T88 › S00-S09 › S01.312 Laceration without foreign body of left ear › S01.312A

S01.312A

Laceration without foreign body of left ear, initial encounter

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2007 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. FY2007 Added to the draft code set draft Laceration without foreign body of left ear, initial encounter

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 S01 Open wound of head

Seventh character required

  • The appropriate 7th character is to be added to each code from category S01

Excludes1 - never coded here

  • open skull fracture (S02.- with 7th character B)

Excludes2 - not included here

  • injury of eye and orbit (S05.-)
  • traumatic amputation of part of head (S08.-)

Code also

  • any associated:
  • injury of cranial nerve (S04.-)
  • injury of muscle and tendon of head (S09.1-)
  • intracranial injury (S06.-)
  • wound infection

Inherited from the S00-S09 section Injuries to the head (S00-S09)

Excludes2 - not included here

  • burns and corrosions (T20-T32)
  • effects of foreign body in ear (T16)
  • effects of foreign body in larynx (T17.3)
  • effects of foreign body in mouth NOS (T18.0)
  • effects of foreign body in nose (T17.0-T17.1)
  • effects of foreign body in pharynx (T17.2)
  • effects of foreign body on external eye (T15.-)
  • frostbite (T33-T34)
  • insect bite or sting, venomous (T63.4)

Code also

  • for any associated infection

Includes

  • injuries of ear
  • injuries of eye
  • injuries of face [any part]
  • injuries of gum
  • injuries of jaw
  • injuries of oral cavity
  • injuries of palate
  • injuries of periocular area
  • injuries of scalp
  • injuries of temporomandibular joint area
  • injuries of tongue
  • injuries of tooth

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
S01.312D Laceration without foreign body of left ear, subsequent encounter Valid
S01.312S Laceration without foreign body of left ear, sequela Valid