O10.91 - Unspecified pre-existing hypertension complicating pregnancy

The ICD 10 Code for Unspecified pre-existing hypertension complicating pregnancy is listed as O10.91.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field	Value
Diagnosis Code:	O10.91
Description:	Unspecified pre-existing hypertension complicating pregnancy

Chapter	Pregnancy, childbirth and the puerperium (O00-O9A)
Block	Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium (O10-O16)
Parent	O10.9 - Unspecified pre-existing hypertension complicating pregnancy, childbirth and the puerperium
ICD-10-CM Children (deeper level / typically more specific) of O10.91:
O10.911 - Unspecified pre-existing hypertension complicating pregnancy, first trimester
O10.912 - Unspecified pre-existing hypertension complicating pregnancy, second trimester
O10.913 - Unspecified pre-existing hypertension complicating pregnancy, third trimester
O10.919 - Unspecified pre-existing hypertension complicating pregnancy, unspecified trimester
ICD-10-CM Siblings (same level / similar specificity) of O10.91:
O10.92 - Unspecified pre-existing hypertension complicating childbirth
O10.93 - Unspecified pre-existing hypertension complicating the puerperium