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O35.0

Non-billable

Maternal care for (suspected) central nervous system malformation in fetus

O35.0 is the ICD-10-CM code for Maternal care for (suspected) central nervous system malformation in fetus. It is a non-billable category code — use a more specific child code such as O35.00 for billing.

Status
Header (non-billable)
Chapter
O00-O9A
Parent
O35
Subcodes
10
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

Excludes2 — not included here

  • •chromosomal abnormality in fetus (O35.1-)

Frequently asked questions

What is ICD-10 code O35.0?
O35.0 is the ICD-10-CM code for "Maternal care for (suspected) central nervous system malformation in fetus". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O35.0 a billable code?
No — O35.0 is a non-billable header code. Use a more specific child code (such as O35.00) for billing.
What are the subcodes of O35.0?
O35.0 has 10 more specific child codes, including O35.00, O35.01, O35.02.

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

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