DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

I75 Atheroembolism

  • Header · not billable

I75 is not billable. The category heads 10 billable codes in FY2027, grouped under 2 subdivisions.

Index → code

  • Bluetoe syndrome → I75.02-
  • Syndromeblue toe → I75.02-
  • Atheroembolismofkidney → I75.81

Where it sits

  1. Chapter 9 Diseases of the circulatory system (I00-I99)
  2. I70-I79 Diseases of arteries, arterioles and capillaries (I70-I79)
  3. I75 Atheroembolism
Billable codes
10
Subdivisions
2
CC / MCC codes
10 / 0
HCC V28 codes
10
New FY2027
0
Index entries
6

Codes in I75

  1. I75.0
    Atheroembolism of extremities
    Header
  2. I75.01
    Atheroembolism of upper extremity
    Header
  3. I75.011
    Atheroembolism of right upper extremity
    BillableCC264
  4. I75.012
    Atheroembolism of left upper extremity
    BillableCC264
  5. I75.013
    Atheroembolism of bilateral upper extremities
    BillableCC264
  6. I75.019
    Atheroembolism of unspecified upper extremity
    BillableCC264
  7. I75.02
    Atheroembolism of lower extremity
    Header
  8. I75.021
    Atheroembolism of right lower extremity
    BillableCC264
  9. I75.022
    Atheroembolism of left lower extremity
    BillableCC264
  10. I75.023
    Atheroembolism of bilateral lower extremities
    BillableCC264
  11. I75.029
    Atheroembolism of unspecified lower extremity
    BillableCC264
  12. I75.8
    Atheroembolism of other sites
    Header
  13. I75.81
    Atheroembolism of kidney
    BillableCC264
    Use additional code 1

    Use additional code

    • code for any associated acute kidney failure and chronic kidney disease (N17.-, N18.-) N17 N18
  14. I75.89
    Atheroembolism of other site
    BillableCC264

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

At I75

Includes

  • atherothrombotic microembolism
  • cholesterol embolism

Notes that also apply

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

Index entries

  • Bluetoe syndrome → I75.02-
  • Syndromeblue toe → I75.02-
  • Atheroembolismofkidney → I75.81
  • Atheroembolismofspecified NEC → I75.89
  • Atheroembolismofextremitiesupper → I75.01-
  • Atheroembolismofextremitieslower → I75.02-

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy