ICD10BillableValid for clinical use

ICD-10 Code O35.10: Maternal care for (suspected) chromosomal abnormality in fetus, unspecified

O35.10 is a billable ICD-10 diagnosis code used to classify Maternal care for (suspected) chromosomal abnormality in fetus, unspecified in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Pregnancy, childbirth and the puerperium (O00-O9A).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Pregnancy, childbirth and the puerperium (O00-O9A).

When is it used?

  • May be used when a clinician documents maternal care for (suspected) chromosomal abnormality in fetus, unspecified in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
15Pregnancy, childbirth and the puerperium (O00-O9A)
block
O30-O48Maternal care related to the fetus and amniotic cavity and possible delivery problems
category
O35Maternal care for known or suspected fetal abnormality and damage
category
O35.1Maternal care for (suspected) chromosomal abnormality in fetus
currentO35.1

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

ObstetricianGynecologist

Coding guidelines

Common synonyms

Maternal care for (suspected) chromosomal abnormality in fetus, unspecifiedMaternal care for (suspected) chromosomal abnormality in fetusMaternal care forMaternal care for suspected chromosomal abnormality in fetus, unspecified

Frequently asked questions

Code details

CodeO35.10
SystemICD10
Display nameMaternal care for (suspected) chromosomal abnormality in fetus, unspecified
ChapterPregnancy, childbirth and the puerperium (O00-O9A)
BlockMaternal care related to the fetus and amniotic cavity and possible delivery problems

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Pregnancy(single) (uterine)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code O35.10 for Maternal care for (suspected) chromosomal abnormality in fetus, unspecified | HealthAssure