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642.21 - Other Pre-existing Hypertension, Complicating Pregnancy, Childbirth, And The Puerperium, Delivered, With Or Without Mention Of Antepartum Condition


The ICD 9 Code for Other pre-existing hypertension, complicating pregnancy, childbirth, and the puerperium, delivered, with or without mention of antepartum condition is listed as 642.21.
Additional information concerning this code and description can be found below including ICD 10 crosswalks / GEMS, and chapter information where available.
ICD 9 CM Field Value
Diagnosis Code: 642.21
Long Description: Other pre-existing hypertension, complicating pregnancy, childbirth, and the puerperium, delivered, with or without mention of antepartum condition
Short Description: Old hyperten NEC-deliver
Chapter: Complications Of Pregnancy, Childbirth, And The Puerperium
Block: Complications Mainly Related To Pregnancy (640-649)
ICD-10-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD-10-CM Code: O10.111 - Pre-existing hypertensive heart disease complicating pregnancy, first trimester (approximate)
ICD-10-CM Code: O10.112 - Pre-existing hypertensive heart disease complicating pregnancy, second trimester (approximate)
ICD-10-CM Code: O10.113 - Pre-existing hypertensive heart disease complicating pregnancy, third trimester (approximate)
ICD-10-CM Code: O10.12 - Pre-existing hypertensive heart disease complicating childbirth (approximate)
ICD-10-CM Code: O10.211 - Pre-existing hypertensive chronic kidney disease complicating pregnancy, first trimester (approximate)
ICD-10-CM Code: O10.212 - Pre-existing hypertensive chronic kidney disease complicating pregnancy, second trimester (approximate)
ICD-10-CM Code: O10.213 - Pre-existing hypertensive chronic kidney disease complicating pregnancy, third trimester (approximate)
ICD-10-CM Code: O10.22 - Pre-existing hypertensive chronic kidney disease complicating childbirth (approximate)
ICD-10-CM Code: O10.311 - Pre-existing hypertensive heart and chronic kidney disease complicating pregnancy, first trimester (approximate)
ICD-10-CM Code: O10.312 - Pre-existing hypertensive heart and chronic kidney disease complicating pregnancy, second trimester (approximate)
ICD-10-CM Code: O10.313 - Pre-existing hypertensive heart and chronic kidney disease complicating pregnancy, third trimester (approximate)
ICD-10-CM Code: O10.32 - Pre-existing hypertensive heart and chronic kidney disease complicating childbirth (approximate)
ICD-10-CM Code: O11.1 - Pre-existing hypertension with pre-eclampsia, first trimester (approximate)
ICD-10-CM Code: O11.2 - Pre-existing hypertension with pre-eclampsia, second trimester (approximate)
ICD-10-CM Code: O11.3 - Pre-existing hypertension with pre-eclampsia, third trimester (approximate)
ICD-9-CM Siblings (same level / similar specificity) of 642.21:
642.20 - Other pre-existing hypertension complicating pregnancy, childbirth, and the puerperium, unspecified as to episode of care or not applicable
642.22 - Other pre-existing hypertension, complicating pregnancy, childbirth, and the puerperium, delivered, with mention of postpartum complication
642.23 - Other pre-existing hypertension, complicating pregnancy, childbirth, and the puerperium, antepartum condition or complication
642.24 - Other pre-existing hypertension,complicating pregnancy, childbirth, and the puerperium, , postpartum condition or complication