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ICD-10-CM-2023 Diagnosis Codes Overview
ICD-10-CM-2023 > O00-O9A > O30-O48 > O40
O30-O48
Maternal care related to the fetus and amniotic cavity and possible delivery problems
O40

Polyhydramnios

Incl.:
hydramnios
Excl1.:
encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
Info:
One of the following 7th characters is to be assigned to each code under category O40. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O40 that has a 7th character of 1 through 9.
0 - not applicable or unspecified
1 - fetus 1
2 - fetus 2
3 - fetus 3
4 - fetus 4
5 - fetus 5
9 - other fetus
O40.1

Polyhydramnios, first trimester

O40.1XX0
Polyhydramnios, first trimester : not applicable or unspecified
O40.1XX1
Polyhydramnios, first trimester : fetus 1
O40.1XX2
Polyhydramnios, first trimester : fetus 2
O40.1XX3
Polyhydramnios, first trimester : fetus 3
O40.1XX4
Polyhydramnios, first trimester : fetus 4
O40.1XX5
Polyhydramnios, first trimester : fetus 5
O40.1XX9
Polyhydramnios, first trimester : other fetus
O40.2

Polyhydramnios, second trimester

O40.2XX0
Polyhydramnios, second trimester : not applicable or unspecified
O40.2XX1
Polyhydramnios, second trimester : fetus 1
O40.2XX2
Polyhydramnios, second trimester : fetus 2
O40.2XX3
Polyhydramnios, second trimester : fetus 3
O40.2XX4
Polyhydramnios, second trimester : fetus 4
O40.2XX5
Polyhydramnios, second trimester : fetus 5
O40.2XX9
Polyhydramnios, second trimester : other fetus
O40.3

Polyhydramnios, third trimester

O40.3XX0
Polyhydramnios, third trimester : not applicable or unspecified
O40.3XX1
Polyhydramnios, third trimester : fetus 1
O40.3XX2
Polyhydramnios, third trimester : fetus 2
O40.3XX3
Polyhydramnios, third trimester : fetus 3
O40.3XX4
Polyhydramnios, third trimester : fetus 4
O40.3XX5
Polyhydramnios, third trimester : fetus 5
O40.3XX9
Polyhydramnios, third trimester : other fetus
O40.9

Polyhydramnios, unspecified trimester

O40.9XX0
Polyhydramnios, unspecified trimester : not applicable or unspecified
O40.9XX1
Polyhydramnios, unspecified trimester : fetus 1
O40.9XX2
Polyhydramnios, unspecified trimester : fetus 2
O40.9XX3
Polyhydramnios, unspecified trimester : fetus 3
O40.9XX4
Polyhydramnios, unspecified trimester : fetus 4
O40.9XX5
Polyhydramnios, unspecified trimester : fetus 5
O40.9XX9
Polyhydramnios, unspecified trimester : other fetus

 

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