ICDcodes.org
FY2027

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

Not billable

Is I82.4Y billable?

No — I82.4Y is a non-billable header code. I82.4Y groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 4 billable codes beneath I82.4Y.

I82.4Y at a glance

CodeI82.4Y
DescriptionAcute embolism and thrombosis of unspecified deep veins of proximal lower extremity
BillableNo — header code
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

How is I82.4Y listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to I82.4Y. They show the wording a clinician may have documented, which often differs from the Tabular description.

  • Embolism › vein › deep › thigh (multiple) (paradoxical)
  • Embolism › vein › deep › upper leg (multiple) (paradoxical)
  • Thrombosis, thrombotic › vein › deep › thigh (bland) (multiple) (progressive) (silent) (vessel)
  • Thrombosis, thrombotic › vein › deep › upper leg (bland) (multiple) (progressive) (silent) (vessel)
  • Embolism › vein › lower extremity › proximal › deep (multiple) (paradoxical)
  • Thrombosis, thrombotic › vein › lower extremity › proximal › deep (bland) (multiple) (progressive) (silent) (vessel)

Inclusion terms

Alternative wording in documentation that is classified to I82.4Y.

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

Code first — inherited from I82

The underlying condition below must be sequenced before I82.4Y. I82.4Y describes a manifestation and cannot be the principal or first-listed diagnosis.

  • venous embolism and thrombosis complicating:
  • abortion, ectopic or molar pregnancy (O00-O07, O08.7)
  • pregnancy, childbirth and the puerperium (O22.-, O87.-)

Excludes2 — not included here — inherited from Chapter 9

The conditions below are not part of I82.4Y, but a patient may have both at the same time. When documentation supports it, I82.4Y and the excluded code may both be reported.

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • transient cerebral ischemic attacks and related syndromes (G45.-)

Excludes2 — not included here — inherited from I82

The conditions below are not part of I82.4Y, but a patient may have both at the same time. When documentation supports it, I82.4Y and the excluded code may both be reported.

  • 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.-)

What codes fall under I82.4Y? (4)

How long has I82.4Y existed?

I82.4Y has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.

What other codes are in the I82.4 family? (9)