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Home/ICD-10 Codes/Diseases of the circulatory system

Diseases of the circulatory system
I00-I99

I00-I02
I05-I09
I10-I1A
I20-I25
I26-I28
This chapter covers ICD-10-CM codes in the range I00-I99 for diseases of the circulatory system . Covers diseases of the heart and blood vessels including hypertension, ischemic heart disease, and cerebrovascular diseases.
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About This Chapter
Excludes2
  • • certain conditions originating in the perinatal period ( P04-P96 ) P04-P96
  • • certain infectious and parasitic diseases ( A00-B99 ) A00-B99
  • • complications of pregnancy, childbirth and the puerperium ( O00- O9A ) O00-O9A
  • • congenital malformations, deformations, and chromosomal abnormalities ( Q00-Q99 ) Q00-Q99
  • • endocrine, nutritional and metabolic diseases ( E00-E88 ) E00-E88
  • • injury, poisoning and certain other consequences of external causes ( S00-T88 ) S00-T88
  • • neoplasms ( C00-D49 ) C00-D49
  • • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified ( R00-R94 ) R00-R94
  • • systemic connective tissue disorders ( M30-M36 ) M30-M36
  • • transient cerebral ischemic attacks and related syndromes ( G45 .-) G45
Acute rheumatic fever
3codes codes
I00
Rheumatic fever without heart involvement
I01
Rheumatic fever with heart involvement
I02
Rheumatic chorea
Chronic rheumatic heart diseases
5codes codes
I05
Rheumatic mitral valve diseases
I06
Rheumatic aortic valve diseases
I07
Rheumatic tricuspid valve diseases
I08
Multiple valve diseases
I09
Other rheumatic heart diseases
Hypertensive diseases
7codes codes
I10
Essential (primary) hypertension
I11
Hypertensive heart disease
I12
Hypertensive chronic kidney disease
I13
Hypertensive heart and chronic kidney disease
I15
Secondary hypertension
I16
Hypertensive crisis
I1A
Other hypertension
Ischemic heart diseases
6codes codes
I20
Angina pectoris
I21
Acute myocardial infarction
I22
Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction
I23
Certain current complications following ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction (within the 28 day period)
I24
Other acute ischemic heart diseases
I25
Chronic ischemic heart disease
Pulmonary heart disease and diseases of pulmonary circulation
3codes codes
I26
Pulmonary embolism
I27
Other pulmonary heart diseases
I28
Other diseases of pulmonary vessels
Other forms of heart disease
24codes codes
I30
Acute pericarditis
I31
Other diseases of pericardium
I32
Pericarditis in diseases classified elsewhere
I33
Acute and subacute endocarditis
I34
Nonrheumatic mitral valve disorders
I35
Nonrheumatic aortic valve disorders
I36
Nonrheumatic tricuspid valve disorders
I37
Nonrheumatic pulmonary valve disorders
I38
Endocarditis, valve unspecified
I39
Endocarditis and heart valve disorders in diseases classified elsewhere
I40
Acute myocarditis
I41
Myocarditis in diseases classified elsewhere
I42
Cardiomyopathy
I43
Cardiomyopathy in diseases classified elsewhere
I44
Atrioventricular and left bundle-branch block
I45
Other conduction disorders
I46
Cardiac arrest
I47
Paroxysmal tachycardia
I48
Atrial fibrillation and flutter
I49
Other cardiac arrhythmias

Showing first 20 codes. More available in the full chapter.

Cerebrovascular diseases
9codes codes
I60
Nontraumatic subarachnoid hemorrhage
I61
Nontraumatic intracerebral hemorrhage
I62
Other and unspecified nontraumatic intracranial hemorrhage
I63
Cerebral infarction
I65
Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction
I66
Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction
I67
Other cerebrovascular diseases
I68
Cerebrovascular disorders in diseases classified elsewhere
I69
Sequelae of cerebrovascular disease
Diseases of arteries, arterioles and capillaries
10codes codes
I70
Atherosclerosis
I71
Aortic aneurysm and dissection
I72
Other aneurysm
I73
Other peripheral vascular diseases
I74
Arterial embolism and thrombosis
I75
Atheroembolism
I76
Septic arterial embolism
I77
Other disorders of arteries and arterioles
I78
Diseases of capillaries
I79
Disorders of arteries, arterioles and capillaries in diseases classified elsewhere
Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
9codes codes
I80
Phlebitis and thrombophlebitis
I81
Portal vein thrombosis
I82
Other venous embolism and thrombosis
I83
Varicose veins of lower extremities
I85
Esophageal varices
I86
Varicose veins of other sites
I87
Other disorders of veins
I88
Nonspecific lymphadenitis
I89
Other noninfective disorders of lymphatic vessels and lymph nodes
Other and unspecified disorders of the circulatory system
4codes codes
I95
Hypotension
I96
Gangrene, not elsewhere classified
I97
Intraoperative and postprocedural complications and disorders of circulatory system, not elsewhere classified
I99
Other and unspecified disorders of circulatory system
Chapter Contents
Acute rheumatic fever
I00-I02
Chronic rheumatic heart diseases
I05-I09
Hypertensive diseases
I10-I1A
Ischemic heart diseases
I20-I25
Pulmonary heart disease and diseases of pulmonary circulation
I26-I28
Other forms of heart disease
I30-I5A
Cerebrovascular diseases
I60-I69
Diseases of arteries, arterioles and capillaries
I70-I79
Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
I80-I89
Other and unspecified disorders of the circulatory system
I95-I99