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

I05-I09 — Chronic rheumatic heart diseases

Every ICD-10-CM code in this range and the PDGM clinical group CMS assigns to it, read from the CMS grouper crosswalk v07.2.26.

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

Codes in range

27

No clinical group

0

A period cannot be grouped from these.

Barred as primary

0

CMS rejects these in the primary position.

Where these codes group

27 of the 27 codes in I05-I09 group to MMTA - Cardiac and Circulatory. Every code here is assigned a group.

Code families in I05-I09

One page per three-character family: every code in it, whether it can lead a claim, its clinical group and comorbidity subgroup.

Every code in I05-I09

Descriptions are CMS’s own, abbreviated as CMS abbreviates them.

CodeDescriptionClinical groupPrimary position
I050Rheumatic mitral stenosisHCan lead a claim
I051Rheumatic mitral insufficiencyHCan lead a claim
I052Rheumatic mitral stenosis with insufficiencyHCan lead a claim
I058Other rheumatic mitral valve diseasesHCan lead a claim
I059Rheumatic mitral valve disease, unspecifiedHCan lead a claim
I060Rheumatic aortic stenosisHCan lead a claim
I061Rheumatic aortic insufficiencyHCan lead a claim
I062Rheumatic aortic stenosis with insufficiencyHCan lead a claim
I068Other rheumatic aortic valve diseasesHCan lead a claim
I069Rheumatic aortic valve disease, unspecifiedHCan lead a claim
I070Rheumatic tricuspid stenosisHCan lead a claim
I071Rheumatic tricuspid insufficiencyHCan lead a claim
I072Rheumatic tricuspid stenosis and insufficiencyHCan lead a claim
I078Other rheumatic tricuspid valve diseasesHCan lead a claim
I079Rheumatic tricuspid valve disease, unspecifiedHCan lead a claim
I080Rheumatic disorders of both mitral and aortic valvesHCan lead a claim
I081Rheumatic disorders of both mitral and tricuspid valvesHCan lead a claim
I082Rheumatic disorders of both aortic and tricuspid valvesHCan lead a claim
I083Comb rheumatic disord of mitral, aortic and tricuspid valvesHCan lead a claim
I088Other rheumatic multiple valve diseasesHCan lead a claim
I089Rheumatic multiple valve disease, unspecifiedHCan lead a claim
I090Rheumatic myocarditisHCan lead a claim
I091Rheumatic diseases of endocardium, valve unspecifiedHCan lead a claim
I092Chronic rheumatic pericarditisHCan lead a claim
I0981Rheumatic heart failureHCan lead a claim
I0989Other specified rheumatic heart diseasesHCan lead a claim
I099Rheumatic heart disease, unspecifiedHCan lead a claim

Source: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01. 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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