Caught, crushed, jammed or pinched in or between objects (W23)

Instructional Notations

Type 1 Excludes Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

  • injury caused by cutting or piercing instruments W25 W27
  • injury caused by firearms malfunction W32.1 W33.1 W34.1
  • injury caused by lifting and transmission devices W24
  • injury caused by machinery W28 W31
  • injury caused by nonpowered hand tools W27
  • injury caused by transport vehicle being used as a means of transportation V01 V99
  • injury caused by struck by thrown, projected or falling object W20

7th Character Note 7th Character Note
Certain ICD-10-CM categories have applicable 7th characters. The applicable 7th character is required for all codes within the category, or as the notes in the Tabular List instruct. The 7th character must always be the 7th character in the data field. If a code that requires a 7th character is not 6 characters, a placeholder X must be used to fill in the empty characters.

  • The appropriate 7th character is to be added to each code from category W23

7th Character 7th Character
Indicates that a seventh character is to be assigned to codes in a subcategory.

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela