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

I72 Other aneurysm

All 9 codes in the I72 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

9

Can lead a claim

8

Cannot lead a claim

1

What CMS assigns to I72

8 of the 9 codes group to MMTA - Cardiac and Circulatory; 1 is assigned no clinical group. None of the 9 is assigned a comorbidity subgroup. 8 of the 9 can lead a claim.

Every code in I72

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

CodeDescriptionPrimary positionClinical groupComorbidity subgroup
I72.0Aneurysm of carotid arteryCan lead a claimHNone
I72.1Aneurysm of artery of upper extremityCan lead a claimHNone
I72.2Aneurysm of renal arteryCan lead a claimHNone
I72.3Aneurysm of iliac arteryCan lead a claimHNone
I72.4Aneurysm of artery of lower extremityCan lead a claimHNone
I72.5Aneurysm of other precerebral arteriesCan lead a claimHNone
I72.6Aneurysm of vertebral arteryCan lead a claimHNone
I72.8Aneurysm of other specified arteriesCan lead a claimHNone
I72.9Aneurysm of unspecified siteCannot lead a claimPrincipal diagnosis not assigned to a clinical groupNoneNone

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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