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ICD-10-CM Current in FY 2027

W33.10

Accidental malfunction of unspecified larger firearm

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where W33.10 sits in the official hierarchy. Each level is the code it is classified under.

  1. W33 Accidental rifle, shotgun and larger firearm discharge and malfunction
  2. W33.1 Parent Accidental rifle, shotgun and larger firearm malfunction
  3. W33.10 This code Accidental malfunction of unspecified larger firearm

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Includes

rifle, shotgun and larger firearm discharge and malfunction NOS

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

Inclusion Terms

Malfunction of unspecified larger firearm NOS

Excludes1

accidental airgun discharge and malfunction ( W34.010 , W34.110 )

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

Excludes1

accidental BB gun discharge and malfunction ( W34.010 , W34.110 )

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

Excludes1

accidental handgun discharge and malfunction ( W32 .-)

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

Excludes1

accidental pellet gun discharge and malfunction ( W34.010 , W34.110 )

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

Excludes1

assault by rifle, shotgun and larger firearm discharge ( X94 )

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

Excludes1

firearm discharge involving legal intervention ( Y35.0- )

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

Excludes1

firearm discharge involving military or war operations ( Y36.4- )

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

Excludes1

intentional self-harm by rifle, shotgun and larger firearm discharge ( X73 )

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

7th Character

The appropriate 7th character is to be added to each code from category W33

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

7th Character

A - initial encounter

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

7th Character

D - subsequent encounter

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

7th Character

S - sequela

Inherited from W33 — Accidental rifle, shotgun and larger firearm discharge and malfunction

More Specific Codes

3 codes under W33.10

Version History

How W33.10 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Accidental malfunction of unspecified larger firearm

  2. FY 2026 Effective

    Unchanged

    Accidental malfunction of unspecified larger firearm

Related Codes

Other codes under W33.1

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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