I00–I99: Diseases of the Circulatory System
Chapter 9 of ICD-10-CM 2027, 1,807 codes in 10 blocks.
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Chapter instructions
Excludes2: not included here, code separately if applicable
- 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.-)
Codes in this chapter
All codesBillable only1,433 results
- I82.B12Acute embolism and thrombosis of left subclavian vein
- I82.B13Acute embolism and thrombosis of subclavian vein, bilateral
- I82.B19Acute embolism and thrombosis of unspecified subclavian vein
- I82.B21Chronic embolism and thrombosis of right subclavian vein
- I82.B22Chronic embolism and thrombosis of left subclavian vein
- I82.B23Chronic embolism and thrombosis of subclavian vein, bilateral
- I82.B29Chronic embolism and thrombosis of unspecified subclavian vein
- I82.C11Acute embolism and thrombosis of right internal jugular vein
- I82.C12Acute embolism and thrombosis of left internal jugular vein
- I82.C13Acute embolism and thrombosis of internal jugular vein, bilateral
- I82.C19Acute embolism and thrombosis of unspecified internal jugular vein
- I82.C21Chronic embolism and thrombosis of right internal jugular vein
- I82.C22Chronic embolism and thrombosis of left internal jugular vein
- I82.C23Chronic embolism and thrombosis of internal jugular vein, bilateral
- I82.C29Chronic embolism and thrombosis of unspecified internal jugular vein
- I83.001Varicose veins of unspecified lower extremity with ulcer of thigh
- I83.002Varicose veins of unspecified lower extremity with ulcer of calf
- I83.003Varicose veins of unspecified lower extremity with ulcer of ankle
- I83.004Varicose veins of unspecified lower extremity with ulcer of heel and midfoot
- I83.005Varicose veins of unspecified lower extremity with ulcer other part of foot
- I83.008Varicose veins of unspecified lower extremity with ulcer other part of lower leg
- I83.009Varicose veins of unspecified lower extremity with ulcer of unspecified site
- I83.011Varicose veins of right lower extremity with ulcer of thigh
- I83.012Varicose veins of right lower extremity with ulcer of calf
- I83.013Varicose veins of right lower extremity with ulcer of ankle
- I83.014Varicose veins of right lower extremity with ulcer of heel and midfoot
- I83.015Varicose veins of right lower extremity with ulcer other part of foot
- I83.018Varicose veins of right lower extremity with ulcer other part of lower leg
- I83.019Varicose veins of right lower extremity with ulcer of unspecified site
- I83.021Varicose veins of left lower extremity with ulcer of thigh
- I83.022Varicose veins of left lower extremity with ulcer of calf
- I83.023Varicose veins of left lower extremity with ulcer of ankle
- I83.024Varicose veins of left lower extremity with ulcer of heel and midfoot
- I83.025Varicose veins of left lower extremity with ulcer other part of foot
- I83.028Varicose veins of left lower extremity with ulcer other part of lower leg
- I83.029Varicose veins of left lower extremity with ulcer of unspecified site
- I83.10Varicose veins of unspecified lower extremity with inflammation
- I83.11Varicose veins of right lower extremity with inflammation
- I83.12Varicose veins of left lower extremity with inflammation
- I83.201Varicose veins of unspecified lower extremity with both ulcer of thigh and inflammation
- I83.202Varicose veins of unspecified lower extremity with both ulcer of calf and inflammation
- I83.203Varicose veins of unspecified lower extremity with both ulcer of ankle and inflammation
- I83.204Varicose veins of unspecified lower extremity with both ulcer of heel and midfoot and inflammation
- I83.205Varicose veins of unspecified lower extremity with both ulcer other part of foot and inflammation
- I83.208Varicose veins of unspecified lower extremity with both ulcer of other part of lower extremity and inflammation
- I83.209Varicose veins of unspecified lower extremity with both ulcer of unspecified site and inflammation
- I83.211Varicose veins of right lower extremity with both ulcer of thigh and inflammation
- I83.212Varicose veins of right lower extremity with both ulcer of calf and inflammation
- I83.213Varicose veins of right lower extremity with both ulcer of ankle and inflammation
- I83.214Varicose veins of right lower extremity with both ulcer of heel and midfoot and inflammation