Chapter 9: Diseases of the circulatory system
283 billable codes (3-4 characters)
I00 Rheumatic fever without heart involvement I01.0 Acute rheumatic pericarditis I01.1 Acute rheumatic endocarditis I01.2 Acute rheumatic myocarditis I01.8 Other acute rheumatic heart disease I01.9 Acute rheumatic heart disease, unspecified I02.0 Rheumatic chorea with heart involvement I02.9 Rheumatic chorea without heart involvement I05.0 Rheumatic mitral stenosis I05.1 Rheumatic mitral insufficiency I05.2 Rheumatic mitral stenosis with insufficiency I05.8 Other rheumatic mitral valve diseases I05.9 Rheumatic mitral valve disease, unspecified I06.0 Rheumatic aortic stenosis I06.1 Rheumatic aortic insufficiency I06.2 Rheumatic aortic stenosis with insufficiency I06.8 Other rheumatic aortic valve diseases I06.9 Rheumatic aortic valve disease, unspecified I07.0 Rheumatic tricuspid stenosis I07.1 Rheumatic tricuspid insufficiency I07.2 Rheumatic tricuspid stenosis and insufficiency I07.8 Other rheumatic tricuspid valve diseases I07.9 Rheumatic tricuspid valve disease, unspecified I08.0 Rheumatic disorders of both mitral and aortic valves I08.1 Rheumatic disorders of both mitral and tricuspid valves I08.2 Rheumatic disorders of both aortic and tricuspid valves I08.3 Comb rheumatic disord of mitral, aortic and tricuspid valves I08.8 Other rheumatic multiple valve diseases I08.9 Rheumatic multiple valve disease, unspecified I09.0 Rheumatic myocarditis I09.1 Rheumatic diseases of endocardium, valve unspecified I09.2 Chronic rheumatic pericarditis I09.9 Rheumatic heart disease, unspecified I10 Essential (primary) hypertension I11.0 Hypertensive heart disease with heart failure I11.9 Hypertensive heart disease without heart failure I12.0 Hyp chr kidney disease w stage 5 chr kidney disease or ESRD I12.9 Hypertensive chronic kidney disease w stg 1-4/unsp chr kdny I13.0 Hyp hrt & chr kdny dis w hrt fail and stg 1-4/unsp chr kdny I13.2 Hyp hrt & chr kdny dis w hrt fail and w stg 5 chr kdny/ESRD I15.0 Renovascular hypertension I15.1 Hypertension secondary to other renal disorders I15.2 Hypertension secondary to endocrine disorders I15.8 Other secondary hypertension I15.9 Secondary hypertension, unspecified I16.0 Hypertensive urgency I16.1 Hypertensive emergency I16.9 Hypertensive crisis, unspecified I1A.0 Resistant hypertension I20.0 Unstable angina I20.1 Angina pectoris with documented spasm I20.2 Refractory angina pectoris I20.9 Angina pectoris, unspecified I21.3 ST elevation (STEMI) myocardial infarction of unsp site I21.4 Non-ST elevation (NSTEMI) myocardial infarction I21.9 Acute myocardial infarction, unspecified I21.B Myocardial infarction with coronary microvascular dysfnct I22.0 Subsequent STEMI of anterior wall I22.1 Subsequent STEMI of inferior wall I22.2 Subsequent non-ST elevation (NSTEMI) myocardial infarction I22.8 Subsequent STEMI of sites I22.9 Subsequent STEMI of unsp site I23.0 Hemopericardium as current complication following AMI I23.1 Atrial septal defect as current complication following AMI I23.2 Ventricular septal defect as current comp following AMI I23.3 Rupture of card wall w/o hemoperic as current comp fol AMI I23.4 Rupture of chord tendne as current comp following AMI I23.5 Rupture of papillary muscle as current comp following AMI I23.6 Thombos of atrium/auric append/ventr as current comp fol AMI I23.7 Postinfarction angina I23.8 Oth current complications following AMI I24.0 Acute coronary thrombosis not resulting in myocardial infrc I24.1 Dressler's syndrome I24.9 Acute ischemic heart disease, unspecified I25.2 Old myocardial infarction I25.3 Aneurysm of heart I25.5 Ischemic cardiomyopathy I25.6 Silent myocardial ischemia I25.9 Chronic ischemic heart disease, unspecified I27.0 Primary pulmonary hypertension I27.1 Kyphoscoliotic heart disease I27.9 Pulmonary heart disease, unspecified I28.0 Arteriovenous fistula of pulmonary vessels I28.1 Aneurysm of pulmonary artery I28.8 Other diseases of pulmonary vessels I28.9 Disease of pulmonary vessels, unspecified I30.0 Acute nonspecific idiopathic pericarditis I30.1 Infective pericarditis I30.8 Other forms of acute pericarditis I30.9 Acute pericarditis, unspecified I31.0 Chronic adhesive pericarditis I31.1 Chronic constrictive pericarditis I31.2 Hemopericardium, not elsewhere classified I31.4 Cardiac tamponade I31.8 Other specified diseases of pericardium I31.9 Disease of pericardium, unspecified I32 Pericarditis in diseases classified elsewhere I33.0 Acute and subacute infective endocarditis I33.9 Acute and subacute endocarditis, unspecified I34.0 Nonrheumatic mitral (valve) insufficiency I34.1 Nonrheumatic mitral (valve) prolapse I34.2 Nonrheumatic mitral (valve) stenosis I34.9 Nonrheumatic mitral valve disorder, unspecified I35.0 Nonrheumatic aortic (valve) stenosis I35.1 Nonrheumatic aortic (valve) insufficiency I35.2 Nonrheumatic aortic (valve) stenosis with insufficiency I35.8 Other nonrheumatic aortic valve disorders I35.9 Nonrheumatic aortic valve disorder, unspecified I36.0 Nonrheumatic tricuspid (valve) stenosis I36.1 Nonrheumatic tricuspid (valve) insufficiency I36.2 Nonrheumatic tricuspid (valve) stenosis with insufficiency I36.8 Other nonrheumatic tricuspid valve disorders I36.9 Nonrheumatic tricuspid valve disorder, unspecified I37.0 Nonrheumatic pulmonary valve stenosis I37.1 Nonrheumatic pulmonary valve insufficiency I37.2 Nonrheumatic pulmonary valve stenosis with insufficiency I37.8 Other nonrheumatic pulmonary valve disorders I37.9 Nonrheumatic pulmonary valve disorder, unspecified I38 Endocarditis, valve unspecified I39 Endocarditis and heart valve disord in dis classd elswhr I40.0 Infective myocarditis I40.1 Isolated myocarditis I40.8 Other acute myocarditis I40.9 Acute myocarditis, unspecified I41 Myocarditis in diseases classified elsewhere I42.1 Obstructive hypertrophic cardiomyopathy I42.2 Other hypertrophic cardiomyopathy I42.3 Endomyocardial (eosinophilic) disease I42.4 Endocardial fibroelastosis I42.5 Other restrictive cardiomyopathy I42.6 Alcoholic cardiomyopathy I42.7 Cardiomyopathy due to drug and external agent I42.9 Cardiomyopathy, unspecified I43 Cardiomyopathy in diseases classified elsewhere I44.0 Atrioventricular block, first degree I44.1 Atrioventricular block, second degree I44.2 Atrioventricular block, complete I44.4 Left anterior fascicular block I44.5 Left posterior fascicular block I44.7 Left bundle-branch block, unspecified I45.0 Right fascicular block I45.2 Bifascicular block I45.3 Trifascicular block I45.4 Nonspecific intraventricular block I45.5 Other specified heart block I45.6 Pre-excitation syndrome I45.9 Conduction disorder, unspecified I46.2 Cardiac arrest due to underlying cardiac condition I46.8 Cardiac arrest due to other underlying condition I46.9 Cardiac arrest, cause unspecified I47.0 Re-entry ventricular arrhythmia I47.9 Paroxysmal tachycardia, unspecified I48.0 Paroxysmal atrial fibrillation I48.3 Typical atrial flutter I48.4 Atypical atrial flutter I49.1 Atrial premature depolarization I49.2 Junctional premature depolarization I49.3 Ventricular premature depolarization I49.5 Sick sinus syndrome I49.9 Cardiac arrhythmia, unspecified I50.1 Left ventricular failure, unspecified I50.9 Heart failure, unspecified I51.0 Cardiac septal defect, acquired I51.1 Rupture of chordae tendineae, not elsewhere classified I51.2 Rupture of papillary muscle, not elsewhere classified I51.3 Intracardiac thrombosis, not elsewhere classified I51.4 Myocarditis, unspecified I51.5 Myocardial degeneration I51.7 Cardiomegaly I51.9 Heart disease, unspecified I52 Other heart disorders in diseases classified elsewhere I5A Non-ischemic myocardial injury (non-traumatic) I60.2 Ntrm subarach hemorrhage from anterior communicating artery I60.4 Nontraumatic subarachnoid hemorrhage from basilar artery I60.6 Nontraumatic subarachnoid hemorrhage from oth intracran art I60.7 Nontraumatic subarachnoid hemorrhage from unsp intracran art I60.8 Other nontraumatic subarachnoid hemorrhage I60.9 Nontraumatic subarachnoid hemorrhage, unspecified I61.0 Nontraumatic intcrbl hemorrhage in hemisphere, subcortical I61.1 Nontraumatic intcrbl hemorrhage in hemisphere, cortical I61.2 Nontraumatic intracerebral hemorrhage in hemisphere, unsp I61.3 Nontraumatic intracerebral hemorrhage in brain stem I61.4 Nontraumatic intracerebral hemorrhage in cerebellum I61.5 Nontraumatic intracerebral hemorrhage, intraventricular I61.6 Nontraumatic intracerebral hemorrhage, multiple localized I61.8 Other nontraumatic intracerebral hemorrhage I61.9 Nontraumatic intracerebral hemorrhage, unspecified I62.1 Nontraumatic extradural hemorrhage I62.9 Nontraumatic intracranial hemorrhage, unspecified I63.6 Cerebral infrc due to cerebral venous thombos, nonpyogenic I63.9 Cerebral infarction, unspecified I65.1 Occlusion and stenosis of basilar artery I65.8 Occlusion and stenosis of other precerebral arteries I65.9 Occlusion and stenosis of unspecified precerebral artery I66.3 Occlusion and stenosis of cerebellar arteries I66.8 Occlusion and stenosis of other cerebral arteries I66.9 Occlusion and stenosis of unspecified cerebral artery I67.0 Dissection of cerebral arteries, nonruptured I67.1 Cerebral aneurysm, nonruptured I67.2 Cerebral atherosclerosis I67.3 Progressive vascular leukoencephalopathy I67.4 Hypertensive encephalopathy I67.5 Moyamoya disease I67.6 Nonpyogenic thrombosis of intracranial venous system I67.7 Cerebral arteritis, not elsewhere classified I67.9 Cerebrovascular disease, unspecified I68.0 Cerebral amyloid angiopathy I68.2 Cerebral arteritis in other diseases classified elsewhere I68.8 Oth cerebrovascular disorders in diseases classd elswhr I70.0 Atherosclerosis of aorta I70.1 Atherosclerosis of renal artery I70.8 Atherosclerosis of other arteries I71.8 Aortic aneurysm of unspecified site, ruptured I71.9 Aortic aneurysm of unspecified site, without rupture I72.0 Aneurysm of carotid artery I72.1 Aneurysm of artery of upper extremity I72.2 Aneurysm of renal artery I72.3 Aneurysm of iliac artery I72.4 Aneurysm of artery of lower extremity I72.5 Aneurysm of other precerebral arteries I72.6 Aneurysm of vertebral artery I72.8 Aneurysm of other specified arteries I72.9 Aneurysm of unspecified site I73.1 Thromboangiitis obliterans [Buerger's disease] I73.9 Peripheral vascular disease, unspecified I74.2 Embolism and thrombosis of arteries of the upper extremities I74.3 Embolism and thrombosis of arteries of the lower extremities I74.4 Embolism and thrombosis of arteries of extremities, unsp I74.5 Embolism and thrombosis of iliac artery I74.8 Embolism and thrombosis of other arteries I74.9 Embolism and thrombosis of unspecified artery I76 Septic arterial embolism I77.0 Arteriovenous fistula, acquired I77.1 Stricture of artery I77.2 Rupture of artery I77.3 Arterial fibromuscular dysplasia I77.4 Celiac artery compression syndrome I77.5 Necrosis of artery I77.6 Arteritis, unspecified I77.9 Disorder of arteries and arterioles, unspecified I78.0 Hereditary hemorrhagic telangiectasia I78.1 Nevus, non-neoplastic I78.8 Other diseases of capillaries I78.9 Disease of capillaries, unspecified I79.0 Aneurysm of aorta in diseases classified elsewhere I79.1 Aortitis in diseases classified elsewhere I79.8 Oth disord of art,arterioles & capilare in dis classd elswhr I80.3 Phlebitis and thrombophlebitis of lower extremities, unsp I80.8 Phlebitis and thrombophlebitis of other sites I80.9 Phlebitis and thrombophlebitis of unspecified site I81 Portal vein thrombosis I82.0 Budd-Chiari syndrome I82.1 Thrombophlebitis migrans I82.3 Embolism and thrombosis of renal vein I86.0 Sublingual varices I86.1 Scrotal varices I86.2 Pelvic varices I86.3 Vulval varices I86.4 Gastric varices I86.8 Varicose veins of other specified sites I87.1 Compression of vein I87.2 Venous insufficiency (chronic) (peripheral) I87.8 Other specified disorders of veins I87.9 Disorder of vein, unspecified I88.0 Nonspecific mesenteric lymphadenitis I88.1 Chronic lymphadenitis, except mesenteric I88.8 Other nonspecific lymphadenitis I88.9 Nonspecific lymphadenitis, unspecified I89.0 Lymphedema, not elsewhere classified I89.1 Lymphangitis I89.8 Oth noninfective disorders of lymphatic vessels and nodes I89.9 Noninfective disorder of lymphatic vessels and nodes, unsp I95.0 Idiopathic hypotension I95.1 Orthostatic hypotension I95.2 Hypotension due to drugs I95.3 Hypotension of hemodialysis I95.9 Hypotension, unspecified I96 Gangrene, not elsewhere classified I97.0 Postcardiotomy syndrome I97.2 Postmastectomy lymphedema syndrome I97.3 Postprocedural hypertension I99.8 Other disorder of circulatory system I99.9 Unspecified disorder of circulatory system