ICD-9-CM Code 642.31 to ICD-10-CM
ICD-10 Equivalent of 642.31:
As of October 2015, ICD-9 codes are no longer used for medical coding. Instead, use the following six equivalent ICD-10-CM codes, which are an approximate match to ICD-9 code 642.31:
- ICD-10 Code O131, Gestational [pregnancy-induced] hypertension without significant proteinuria, first trimester (billable)
- ICD-10 Code O132, Gestational [pregnancy-induced] hypertension without significant proteinuria, second trimester (billable)
- ICD-10 Code O133, Gestational [pregnancy-induced] hypertension without significant proteinuria, third trimester (billable)
- ICD-10 Code O161, Unspecified maternal hypertension, first trimester (billable)
- ICD-10 Code O162, Unspecified maternal hypertension, second trimester (billable)
- ICD-10 Code O163, Unspecified maternal hypertension, third trimester (billable)
Historical Information for ICD-9 Code 642.31
BILLABLE ICD-9 CODE
Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.Long ICD9 Description: Transient hypertension of pregnancy, delivered , with or without mention of antepartum condition
Short ICD9 Description: Trans hyperten-delivered
Parent Code: 642.3 - Transient hypertension of pregnancy