October 1 update. Our PDGM and ICD-10 tools now use the FY2027 code set: 190 codes added, 30 deleted, and no existing code changed clinical group.

See what changed

ICD-10 · PDGM grouping

W36 Explosion and rupture of gas cylinder

All 15 codes in the W36 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.

ICD-10-CM FY2027 · CMS grouper v07.2.26

Codes in family

15

Can lead a claim

0

Cannot lead a claim

15

What CMS assigns to W36

None of the 15 codes is assigned a clinical group. None of the 15 is assigned a comorbidity subgroup. None can lead a claim.

Every code in W36

Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.

CodeDescriptionPrimary positionClinical groupComorbidity subgroup
W36.1 Explosion and rupture of aerosol can
W36.1XXAExplosion and rupture of aerosol can, initial encounterCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.1XXDExplosion and rupture of aerosol can, subsequent encounterCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.1XXSExplosion and rupture of aerosol can, sequelaCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.2 Explosion and rupture of air tank
W36.2XXAExplosion and rupture of air tank, initial encounterCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.2XXDExplosion and rupture of air tank, subsequent encounterCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.2XXSExplosion and rupture of air tank, sequelaCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.3 Explosion and rupture of pressurized-gas tank
W36.3XXAExplosion and rupture of pressurized-gas tank, initial encounterCMS: Explosion and rupture of pressurized-gas tank, init encntrCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.3XXDExplosion and rupture of pressurized-gas tank, subsequent encounterCMS: Explosion and rupture of pressurized-gas tank, subs encntrCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.3XXSExplosion and rupture of pressurized-gas tank, sequelaCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.8 Explosion and rupture of other gas cylinder
W36.8XXAExplosion and rupture of other gas cylinder, initial encounterCMS: Explosion and rupture of other gas cylinder, init encntrCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.8XXDExplosion and rupture of other gas cylinder, subsequent encounterCMS: Explosion and rupture of other gas cylinder, subs encntrCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.8XXSExplosion and rupture of other gas cylinder, sequelaCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.9 Explosion and rupture of unspecified gas cylinder
W36.9XXAExplosion and rupture of unspecified gas cylinder, initial encounterCMS: Explosion and rupture of unsp gas cylinder, init encntrCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.9XXDExplosion and rupture of unspecified gas cylinder, subsequent encounterCMS: Explosion and rupture of unsp gas cylinder, subs encntrCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone
W36.9XXSExplosion and rupture of unspecified gas cylinder, sequelaCannot lead a claimExternal cause of injury code not reportable as principal diagnosisNoneNone

Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.

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