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0 Hypertensive heart and chronic kidney disease with heart failure and stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease

Use additional code to identify type of heart failure (I50.-)
Use additional code to identify stage of chronic kidney disease (N18.1-N18.4, N18.9)
I13.1 Hypertensive heart and chronic kidney disease without heart failure
I13.10 Hypertensive heart and chronic kidney disease without heart failure, with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease
Hypertensive heart disease and hypertensive chronic kidney disease NOS
Use additional code to identify the stage of chronic kidney disease (N18.1-N18.4, N18.9)
I13.11 Hypertensive heart and chronic kidney disease without heart failure, with stage 5 chronic kidney disease, or end stage renal disease
Use additional code to identify the stage of chronic kidney disease (N18.5, N18.6)
I13.2 Hypertensive heart and chronic kidney disease with heart failure and with stage 5 chronic kidney disease, or end stage renal disease
Use additional code to identify type of heart failure (I50.-)
Use additional code to identify the stage of chronic kidney disease (N18.5, N18.6)

I15 Secondary hypertension

Code also underlying condition
Excludes1: postprocedural hypertension (I97.3)
Excludes2: secondary hypertension involving vessels of brain (I60-I69)
secondary hypertension involving vessels of eye (H35.0)
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

Ischemic heart diseases (I20-I25)

Use additional code to identify presence of hypertension (I10-I15)

I20 Angina pectoris

Use additional code to identify:
exposure to environmental tobacco smoke (Z77.22)
history of tobacco use (Z87.891)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco