DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Block · Chapter 9

I05-I09 Chronic rheumatic heart diseases (I05-I09)

Block I05-I09 groups 5 categories with 27 billable codes in FY2027.

Where it sits

  1. Chapter 9 Diseases of the circulatory system (I00-I99)
  2. I05-I09 Chronic rheumatic heart diseases (I05-I09)

Neighbouring blocks

Categories
5
Billable codes
27
CC codes
3
MCC codes
0
HCC V28 codes
1
New FY2027
0

Categories in I05-I09

  • I05

    Rheumatic mitral valve diseases

    Failure, failedmitral → I05.8

    • 5 billable codes
  • I06

    Rheumatic aortic valve diseases

    Failure, failedaortic (valve)rheumatic → I06.8

    • 5 billable codes
  • I07

    Rheumatic tricuspid valve diseases

    Disease, diseasedtricuspid → I07.9

    • 5 billable codes
  • I08

    Multiple valve diseases

    Panvalvular disease → I08.9

    • 6 billable codes
  • I09

    Other rheumatic heart diseases

    Concretio cordisrheumatic → I09.2

    • 6 billable codes
    • 3 CC
    • 1 with HCC

Index main terms

  • Insufficiency, insufficient → I05, I06, I07, I08, I09 (39 entries)
  • Endocarditis (chronic) (marantic) (nonbacterial) (thrombotic) (valvular) → I05, I06, I07, I08, I09 (29 entries)
  • Stenosis, stenotic (cicatricial) → I05, I06, I07, I08, I09 (20 entries)
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) → I05, I06, I07, I08, I09 (15 entries)
  • Disease, diseased → I05, I06, I07, I08, I09 (14 entries)
  • Failure, failed → I05, I06, I09 (7 entries)
  • Rheumatic (acute) (subacute) → I09 (5 entries)
  • Pericarditis (with decompensation) (with effusion) → I09 (4 entries)
  • Adhesions, adhesive (postinfective) → I09 (3 entries)
  • Degeneration, degenerative → I07, I09 (3 entries)
  • Myocarditis (with arteriosclerosis)(chronic)(fibroid) (interstitial) (old) (progressive) (senile) → I09 (3 entries)
  • Calcification → I05 (2 entries)
  • Deformity → I05, I07 (2 entries)
  • Hypertrophy, hypertrophic → I09 (2 entries)
  • Lesion(s) (nontraumatic) → I05, I07 (2 entries)

+13 more main terms; the search box finds them by word.

Block instructions

Notes that also apply

Chapter 9 instructions (Excludes2 10): printed on the chapter 9 page.