Triplet pregnancy, trichorionic/triamniotic, first trimester

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2019 onwards.

What has happened to this code

Every change the publisher made, from 2019 to now.

FY2019 Added to the code set Triplet pregnancy, trichorionic/triamniotic, first trimester

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from O30 Multiple gestation

Code also

any complications specific to multiple gestation

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Pregnancy > high-risk
Supervision > pregnancy
Pregnancy > normal > high-risk
Triplet > complicating pregnancy
Supervision > high-risk pregnancy
Pregnancy > examination > high-risk
Encounter > pregnancy > supervision of
Pregnancy > prenatal care only > high-risk
Pregnancy > complicated by > previous history of
Pregnancy > complicated by > multiple gestations > triplet
Pregnancy > triplet > trichorionic/triamniotic

Codes in the same group

Code	Description	Status
O30.132	Triplet pregnancy, trichorionic/triamniotic, second trimester	Valid
O30.133	Triplet pregnancy, trichorionic/triamniotic, third trimester	Valid
O30.139	Triplet pregnancy, trichorionic/triamniotic, unspecified trimester	Valid