O36.23X9 vs O77
O36.23X9 (Maternal care for hydrops fetalis, third trimester, other fetus) compared with O77 (Other fetal stress complicating labor and delivery), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. O36.23X9 carries an Excludes2 note covering O77: “labor and delivery complicated by fetal stress (O77.-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| O36.23X9Maternal care for hydrops fetalis, third trimester, other fetus | O77Other fetal stress complicating labor and delivery | |
|---|---|---|
| Billing status | Billable | Non-billable header |
| Classification | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) |
| Definition | Maternal care for hydrops fetalis, third trimester, other fetus is a billable ICD-10-CM diagnosis code (O36.239). | Other fetal stress complicating labor and delivery is a non-billable ICD-10-CM category code (O77). |
| 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. | — |
| Includes | the listed conditions in the fetus as a reason for hospitalization or other obstetric care of the mother, or for termination of pregnancy | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources