Guided Notes

Coding the Circulatory System

Hypertension and its combination codes, hypertensive crisis, heart failure, coronary disease, myocardial infarction timing, atrial fibrillation and stroke.

Hypertension combinations

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DocumentationCode(s)
Hypertension onlyI10
Hypertension + heart disease (e.g. heart failure)I11.0 + I50.- (I11.9 without heart failure)
Hypertension + CKD stage 1–4I12.9 + N18.1–N18.4
Hypertension + CKD stage 5/ESRDI12.0 + N18.5/N18.6
Hypertension + heart disease + CKDI13.- + I50.- (if HF) + N18.-
Elevated BP, no hypertension diagnosisR03.0