I82.40
Acute embolism and thrombosis of unspecified deep veins of lower extremity
I82.40 is a non-billable ICD-10-CM code header for acute embolism and thrombosis of unspecified deep veins of lower extremity. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are I82.401 Acute embolism and thrombosis of unspecified deep veins of right lower extremity; I82.402 Acute embolism and thrombosis of unspecified deep veins of left lower extremity; I82.403 Acute embolism and thrombosis of unspecified deep veins of lower extremity, bilateral and I82.409 Acute embolism and thrombosis of unspecified deep veins of unspecified lower extremity. Its coding notes include a Code first instruction, 2 Excludes1 entries and 19 Excludes2 entries.
Code first
If the underlying condition listed here is present and known, sequence it first.
Excludes1
Not coded here. The listed conditions generally should not be reported together.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (10 notes)
- 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.-)
Inclusion terms
Conditions classified to this code.
- Deep vein thrombosis NOS
- DVT NOS
Alphabetic Index terms
Terms the official Alphabetic Index lists for this code. 4 entries
- Embolism (multiple) (paradoxical), vein (acute), deep (DVT)
- Embolism (multiple) (paradoxical), vein (acute), lower extremity, deep
- Thrombosis, thrombotic (bland) (multiple) (progressive) (silent) (vessel), vein (acute), deep (DVT)
- Thrombosis, thrombotic (bland) (multiple) (progressive) (silent) (vessel), vein (acute), lower extremity, deep
More specific codes under I82.40 4
- I82.401Acute embolism and thrombosis of unspecified deep veins of right lower extremityBillable
- I82.402Acute embolism and thrombosis of unspecified deep veins of left lower extremityBillable
- I82.403Acute embolism and thrombosis of unspecified deep veins of lower extremity, bilateralBillable
- I82.409Acute embolism and thrombosis of unspecified deep veins of unspecified lower extremityBillable