O36.23X1
Maternal care for hydrops fetalis, third trimester, fetus 1
- Release
- FY 2027
- Effective
Hierarchy
Where O36.23X1 sits in the official hierarchy. Each level is the code it is classified under.
- O36 Maternal care for other fetal problems
- O36.2 Maternal care for hydrops fetalis
- O36.23 Parent Maternal care for hydrops fetalis, third trimester
- O36.23X1 This code Maternal care for hydrops fetalis, third trimester, fetus 1
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Includes
the listed conditions in the fetus as a reason for hospitalization or other obstetric care of the mother, or for termination of pregnancy
Inherited from O36 — Maternal care for other fetal problems
Excludes1
encounter for suspected maternal and fetal conditions ruled out ( Z03.7- )
Inherited from O36 — Maternal care for other fetal problems
Excludes1
hydrops fetalis associated with ABO isoimmunization ( O36.1- )
Inherited from O36.2 — Maternal care for hydrops fetalis
7th Character
One of the following 7th characters is to be assigned to each code under category O36. 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 O36 that has a 7th character of 1 through 9.
Inherited from O36 — Maternal care for other fetal problems
7th Character
0 - not applicable or unspecified
Inherited from O36 — Maternal care for other fetal problems
Version History
How O36.23X1 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentMaternal care for hydrops fetalis, third trimester, fetus 1
-
FY 2026 Effective
UnchangedMaternal care for hydrops fetalis, third trimester, fetus 1
Related Codes
Other codes under O36.23
- O36.23X0 Maternal care for hydrops fetalis, third trimester, not applicable or unspecified Billable
- O36.23X2 Maternal care for hydrops fetalis, third trimester, fetus 2 Billable
- O36.23X3 Maternal care for hydrops fetalis, third trimester, fetus 3 Billable
- O36.23X4 Maternal care for hydrops fetalis, third trimester, fetus 4 Billable
- O36.23X5 Maternal care for hydrops fetalis, third trimester, fetus 5 Billable
- O36.23X9 Maternal care for hydrops fetalis, third trimester, other fetus Billable
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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