ICD-10-CM
Diseases of the circulatory system
Chapter 9, I00-I99. CDC FY2027 file dated June 16, 2026.
License: a US government work, in the public domain (Public Domain Mark 1.0).
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Categories
80 categories in this chapter. Open one, or page through every code below.
- I00Rheumatic fever without heart involvement
- I01Rheumatic fever with heart involvement
- I02Rheumatic chorea
- I05Rheumatic mitral valve diseases
- I06Rheumatic aortic valve diseases
- I07Rheumatic tricuspid valve diseases
- I08Multiple valve diseases
- I09Other rheumatic heart diseases
- I10Essential (primary) hypertension
- I11Hypertensive heart disease
- I12Hypertensive chronic kidney disease
- I13Hypertensive heart and chronic kidney disease
- I15Secondary hypertension
- I16Hypertensive crisis
- I1AOther hypertension
- I20Angina pectoris
- I21Acute myocardial infarction
- I22Subsequent STEMI and NSTEMI mocard infrc
- I23Certain current comp fol STEMI and NSTEMI mocard infrc <= 28 day
- I24Other acute ischemic heart diseases
- I25Chronic ischemic heart disease
- I26Pulmonary embolism
- I27Other pulmonary heart diseases
- I28Other diseases of pulmonary vessels
- I30Acute pericarditis
- I31Other diseases of pericardium
- I32Pericarditis in diseases classified elsewhere
- I33Acute and subacute endocarditis
- I34Nonrheumatic mitral valve disorders
- I35Nonrheumatic aortic valve disorders
- I36Nonrheumatic tricuspid valve disorders
- I37Nonrheumatic pulmonary valve disorders
- I38Endocarditis, valve unspecified
- I39Endocarditis and heart valve disord in dis classd elswhr
- I40Acute myocarditis
- I41Myocarditis in diseases classified elsewhere
44 more categories are in this chapter. Type a code or a term to open one.
Codes
A header groups codes and is not billed. A billable code is one you can report. Listed second marks a billable manifestation code (its CDC title says it is "classified elsewhere"): code the underlying disease or condition first, then this code.
401 to 440 of 1,807
- I51.0Cardiac septal defect, acquiredBillable
- I51.1Rupture of chordae tendineae, not elsewhere classifiedBillable
- I51.2Rupture of papillary muscle, not elsewhere classifiedBillable
- I51.3Intracardiac thrombosis, not elsewhere classifiedBillable
- I51.4Myocarditis, unspecifiedBillable
- I51.5Myocardial degenerationBillable
- I51.7CardiomegalyBillable
- I51.8Other ill-defined heart diseasesHeader
- I51.81Takotsubo syndromeBillable
- I51.89Other ill-defined heart diseasesBillable
- I51.9Heart disease, unspecifiedBillable
- I52Other heart disorders in diseases classified elsewhereListed second
- I5ANon-ischemic myocardial injury (non-traumatic)Billable
- I60Nontraumatic subarachnoid hemorrhageHeader
- I60.0Ntrm subarach hemorrhage from carotid siphon and bifurcationHeader
- I60.00Ntrm subarach hemorrhage from unspecified carotid siphon and bifurcBillable
- I60.01Ntrm subarach hemor from right carotid siphon and bifurcBillable
- I60.02Ntrm subarach hemorrhage from left carotid siphon and bifurcBillable
- I60.1Ntrm subarachnoid hemorrhage from middle cerebral arteryHeader
- I60.10Ntrm subarach hemorrhage from unspecified middle cerebral arteryBillable
- I60.11Ntrm subarach hemorrhage from right middle cerebral arteryBillable
- I60.12Ntrm subarach hemorrhage from left middle cerebral arteryBillable
- I60.2Ntrm subarach hemorrhage from anterior communicating arteryBillable
- I60.3Ntrm subarach hemorrhage from posterior communicating arteryHeader
- I60.30Ntrm subarach hemor from unspecified posterior communicating arteryBillable
- I60.31Ntrm subarach hemor from right post communicating arteryBillable
- I60.32Ntrm subarach hemor from left posterior communicating arteryBillable
- I60.4Nontraumatic subarachnoid hemorrhage from basilar arteryBillable
- I60.5Nontraumatic subarachnoid hemorrhage from vertebral arteryHeader
- I60.50Nontraumatic subarachnoid hemorrhage from unspecified verteb artBillable
- I60.51Nontraumatic subarachnoid hemorrhage from r verteb artBillable
- I60.52Nontraumatic subarachnoid hemorrhage from l verteb artBillable
- I60.6Nontraumatic subarachnoid hemorrhage from other intracran artBillable
- I60.7Nontraumatic subarachnoid hemorrhage from unspecified intracran artBillable
- I60.8Other nontraumatic subarachnoid hemorrhageBillable
- I60.9Nontraumatic subarachnoid hemorrhage, unspecifiedBillable
- I61Nontraumatic intracerebral hemorrhageHeader
- I61.0Nontraumatic intcrbl hemorrhage in hemisphere, subcorticalBillable
- I61.1Nontraumatic intcrbl hemorrhage in hemisphere, corticalBillable
- I61.2Nontraumatic intracerebral hemorrhage in hemisphere, unspecifiedBillable