O13 — ICD-10-CM Diagnosis Codes

• O13 Gestational [pregnancy-induced] hypertension without significant proteinuria
• O13.1 Gestational [pregnancy-induced] hypertension without significant proteinuria, first trimester billable
• O13.2 Gestational [pregnancy-induced] hypertension without significant proteinuria, second trimester billable
• O13.3 Gestational [pregnancy-induced] hypertension without significant proteinuria, third trimester billable
• O13.4 Gestational [pregnancy-induced] hypertension without significant proteinuria, complicating childbirth billable
• O13.5 Gestational [pregnancy-induced] hypertension without significant proteinuria, complicating the puerperium billable
• O13.9 Gestational [pregnancy-induced] hypertension without significant proteinuria, unspecified trimester billable