Table 1.

ICD-10-GM codes used to include patients in the total population with heart failure

ICD-10-GM code	Corresponding diagnosis
I50.0	Right ventricular failure
I50.00	Primary right ventricular failure
I50.01	Secondary right ventricular failure
I50.1	Left ventricular failure
I50.11	NYHA class I
I50.12	NYHA class II
I50.13	NYHA class III
I50.14	NYHA class IV
I50.19	NYHA class not specified
I50.9	Heart failure, unspecified
I11.0	Hypertensive heart disease with (congestive) heart failure
I13.0	Hypertensive heart and renal disease with (congestive) heart failure
I13.2	Hypertensive heart and renal disease with both (congestive) heart failure and renal failure

ICD-10-GM International Classification of Diseases and Related Health Problems, Tenth Edition, German Modification, NYHA New York Heart Association