O35
Non-billableMaternal care for known or suspected fetal abnormality and damage
O35 is the ICD-10-CM code for Maternal care for known or suspected fetal abnormality and damage. It is a non-billable category code — use a more specific child code such as O35.0 for billing.
- Status
- Header (non-billable)
- Chapter
- O00-O9A
- Subcodes
- 18
- Edition
- FY2026
O00-O9A Pregnancy, childbirth and the puerperium
Includes
- •the listed conditions in the fetus as a reason for hospitalization or other obstetric care to the mother, or for termination of pregnancy
Excludes1 — not coded here
- •encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
Notes
- •any associated maternal condition
Frequently asked questions
- What is ICD-10 code O35?
- O35 is the ICD-10-CM code for "Maternal care for known or suspected fetal abnormality and damage". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
- Is O35 a billable code?
- No — O35 is a non-billable header code. Use a more specific child code (such as O35.0) for billing.
- What is excluded from O35?
- Excludes1 (not coded here): encounter for suspected maternal and fetal conditions ruled out (Z03.7-).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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