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I77.8

I77.8: Other specified disorders of arteries and arterioles

Non-billable headerICD-10-CM

I77.8 is a non-billable header ICD-10-CM code for other specified disorders of arteries and arterioles. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes2 inherited from the categories above I77.8

Not part of this code, but both may be coded when both are present.

Written on I77: Other disorders of arteries and arterioles

  • collagen (vascular) diseases (M30-M36)
  • hypersensitivity angiitis (M31.0)
  • pulmonary artery (I28.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead I77.8

3 child codes. Green means billable.

Other codes under I77

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.