Rheumatic chorea
In Acute rheumatic fever (I00-I02), chapter 9: Diseases of the Circulatory System
2 billable codes under I02: all are a CC; none map to an HCC.A CC or MCC (major CC) is a secondary diagnosis that raises the MS-DRG payment.
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Instructional notes
Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
Covers hypertension with heart and kidney disease, coronary artery disease with angina, perioperative stroke, cerebrovascular sequelae, and acute myocardial infarction types and timing.
- Hypertension (page 50)
- Atherosclerotic Coronary Artery Disease and Angina (page 52)
- Intraoperative and Postprocedural Cerebrovascular Accident (page 53)
- Sequelae of Cerebrovascular Disease (page 53)
- Acute myocardial infarction (AMI) (page 54)
All codes under I02
I02 can't be used on a claim. Pick a billable code below; grey headings group them.
I02 MS-DRGs
As the principal diagnosis, all 2 billable codes under I02 group to MS-DRG 314, 315, or 316 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.
Other codes that refer to I02
Notes on these codes point to I02.
About the condition
Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.
Movement Disorders
Movement disorders are neurologic conditions that cause problems with movement, such as: There are many different movement disorders. Some of the more common types include:
Read more about movement disorders on MedlinePlusCode history
Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.