All ICD10 Codes

O36.21

Billable
ChapterO00–O9A
Ranksubcategory
Official Description

Maternal care for hydrops fetalis, first trimester

Metadata & Insights
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 15: Pregnancy, Childbirth and the Puerperium (O00-O9A).
General instructions are available for the parent sections:
View CH15 NotesView O36 NotesView O36.2 Notes

Clinical Hierarchy

BillableHas subcodes
CH15Pregnancy, childbirth and the puerperium (O00-O9A)
O30-O48Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
O36Maternal care for other fetal problems
O36.2Maternal care for hydrops fetalis
O36.21Maternal care for hydrops fetalis, first trimesterBillable
O36.21X0Maternal care for hydrops fetalis, first trimester, not applicable or unspecifiedBillable
O36.21X1Maternal care for hydrops fetalis, first trimester, fetus 1Billable
O36.21X2Maternal care for hydrops fetalis, first trimester, fetus 2Billable
O36.21X3Maternal care for hydrops fetalis, first trimester, fetus 3Billable
O36.21X4Maternal care for hydrops fetalis, first trimester, fetus 4Billable
O36.21X5Maternal care for hydrops fetalis, first trimester, fetus 5Billable
O36.21X9Maternal care for hydrops fetalis, first trimester, other fetusBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to O36.21:

subcategoryO36.2
Maternal care for hydrops fetalis
View context instructions
categoryO36
Maternal care for other fetal problems
View context instructions
chapterCH15
Pregnancy, childbirth and the puerperium (O00-O9A)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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