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I82.412 vs I82.419

I82.412 (Acute embolism and thrombosis of left femoral vein) compared with I82.419 (Acute embolism and thrombosis of unspecified femoral vein), from the official CMS tabular data. I82.412 and I82.419 code the same condition on opposite sides.

Relationship

Review

Laterality relationship

I82.412
Left
Acute embolism and thrombosis of left femoral vein
I82.419
Unspecified
Acute embolism and thrombosis of unspecified femoral vein

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. I82.412 and I82.419 name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

I82.412Acute embolism and thrombosis of left femoral veinI82.419Acute embolism and thrombosis of unspecified femoral vein
Billing statusBillableBillable
ClassificationI00-I99 — Diseases of the Circulatory System (I00-I99)I00-I99 — Diseases of the Circulatory System (I00-I99)
DefinitionAcute embolism and thrombosis of left femoral vein is a billable ICD-10-CM diagnosis code (I82.412).Acute embolism and thrombosis of unspecified femoral vein is a billable ICD-10-CM diagnosis code (I82.419).
Code first
venous embolism and thrombosis complicating:
abortion, ectopic or molar pregnancy (O00-O07, O08.7)
venous embolism and thrombosis complicating:
abortion, ectopic or molar pregnancy (O00-O07, O08.7)

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources