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O36.2

Non-billable

Maternal care for hydrops fetalis

O36.2 is the ICD-10-CM code for Maternal care for hydrops fetalis. It is a non-billable category code — use a more specific child code such as O36.20 for billing.

Status
Header (non-billable)
Chapter
O00-O9A
Parent
O36
Subcodes
4
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

Includes

  • •Maternal care for hydrops fetalis NOS
  • •Maternal care for hydrops fetalis not associated with isoimmunization

Excludes1 — not coded here

  • •hydrops fetalis associated with ABO isoimmunization (O36.1-)
  • •hydrops fetalis associated with rhesus isoimmunization (O36.0-)

Frequently asked questions

What is ICD-10 code O36.2?
O36.2 is the ICD-10-CM code for "Maternal care for hydrops fetalis". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O36.2 a billable code?
No — O36.2 is a non-billable header code. Use a more specific child code (such as O36.20) for billing.
What are the subcodes of O36.2?
O36.2 has 4 more specific child codes, including O36.20, O36.21, O36.22.
What is excluded from O36.2?
Excludes1 (not coded here): hydrops fetalis associated with ABO isoimmunization (O36.1-); hydrops fetalis associated with rhesus isoimmunization (O36.0-).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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