MCMedicalCodingSoftware
I82.4Y

I82.4Y: Acute embolism and thrombosis of unspecified deep veins of proximal lower extremity

Non-billable headerICD-10-CM

I82.4Y is a non-billable header ICD-10-CM code for acute embolism and thrombosis of unspecified deep veins of proximal lower extremity. It cannot be billed on its own: choose one of the more specific child codes below.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Acute embolism and thrombosis of deep vein of thigh NOS
  • Acute embolism and thrombosis of deep vein of upper leg NOS

Excludes2 inherited from the categories above I82.4Y

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

Written on I82: Other venous embolism and thrombosis

  • venous embolism and thrombosis (of):
  • cerebral (I63.6, I67.6)
  • coronary (I21-I25)
  • intracranial and intraspinal, septic or NOS (G08)
  • intracranial, nonpyogenic (I67.6)
  • intraspinal, nonpyogenic (G95.1)
  • mesenteric (K55.0-)
  • portal (I81)
  • pulmonary (I26.-)

Other codes that can never be billed with I82.4Y

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • I82.40Acute embolism and thrombosis of unspecified deep veins of lower extremity

Risk adjustment

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

Alphabetic index entries that lead here

  • Embolism›vein›deep›upper leg

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead I82.4Y

4 child codes. Green means billable.

Other codes under I82.4

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.