ICD-10-CM chapter 9
Diseases of the circulatory system (I00-I99)
Blocks in this chapter
- I00-I02 Acute rheumatic fever
- I05-I09 Chronic rheumatic heart diseases
- I10-I1A Hypertensive diseases
- I20-I25 Ischemic heart diseases
- I20 Angina pectorisHeader
- I21 Acute myocardial infarctionHeader
- I22 Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarctionHeader
- I23 Certain current complications following ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction (within the 28 day period)Header
- I24 Other acute ischemic heart diseasesHeader
- I25 Chronic ischemic heart diseaseHeader
- I26-I28 Pulmonary heart disease and diseases of pulmonary circulation
- I30-I5A Other forms of heart disease
- I30 Acute pericarditisHeader
- I31 Other diseases of pericardiumHeader
- I32 Pericarditis in diseases classified elsewhereBillable
- I33 Acute and subacute endocarditisHeader
- I34 Nonrheumatic mitral valve disordersHeader
- I35 Nonrheumatic aortic valve disordersHeader
- I36 Nonrheumatic tricuspid valve disordersHeader
- I37 Nonrheumatic pulmonary valve disordersHeader
- I38 Endocarditis, valve unspecifiedBillable
- I39 Endocarditis and heart valve disorders in diseases classified elsewhereBillable
- I40 Acute myocarditisHeader
- I41 Myocarditis in diseases classified elsewhereBillable
- I42 CardiomyopathyHeader
- I43 Cardiomyopathy in diseases classified elsewhereBillable
- I44 Atrioventricular and left bundle-branch blockHeader
- I45 Other conduction disordersHeader
- I46 Cardiac arrestHeader
- I47 Paroxysmal tachycardiaHeader
- I48 Atrial fibrillation and flutterHeader
- I49 Other cardiac arrhythmiasHeader
- I50 Heart failureHeader
- I51 Complications and ill-defined descriptions of heart diseaseHeader
- I52 Other heart disorders in diseases classified elsewhereBillable
- I5A Non-ischemic myocardial injury (non-traumatic)Billable
- I60-I69 Cerebrovascular diseases
- I60 Nontraumatic subarachnoid hemorrhageHeader
- I61 Nontraumatic intracerebral hemorrhageHeader
- I62 Other and unspecified nontraumatic intracranial hemorrhageHeader
- I63 Cerebral infarctionHeader
- I65 Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarctionHeader
- I66 Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarctionHeader
- I67 Other cerebrovascular diseasesHeader
- I68 Cerebrovascular disorders in diseases classified elsewhereHeader
- I69 Sequelae of cerebrovascular diseaseHeader
- I70-I79 Diseases of arteries, arterioles and capillaries
- I70 AtherosclerosisHeader
- I71 Aortic aneurysm and dissectionHeader
- I72 Other aneurysmHeader
- I73 Other peripheral vascular diseasesHeader
- I74 Arterial embolism and thrombosisHeader
- I75 AtheroembolismHeader
- I76 Septic arterial embolismBillable
- I77 Other disorders of arteries and arteriolesHeader
- I78 Diseases of capillariesHeader
- I79 Disorders of arteries, arterioles and capillaries in diseases classified elsewhereHeader
- I80-I89 Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
- I80 Phlebitis and thrombophlebitisHeader
- I81 Portal vein thrombosisBillable
- I82 Other venous embolism and thrombosisHeader
- I83 Varicose veins of lower extremitiesHeader
- I85 Esophageal varicesHeader
- I86 Varicose veins of other sitesHeader
- I87 Other disorders of veinsHeader
- I88 Nonspecific lymphadenitisHeader
- I89 Other noninfective disorders of lymphatic vessels and lymph nodesHeader
- I95-I99 Other and unspecified disorders of the circulatory system
Notes for the whole chapter
Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.
- 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.-)
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