MCMedicalCodingSoftware
O28.3

O28.3: Abnormal ultrasonic finding on antenatal screening of mother

Billable / specific codeICD-10-CM

O28.3 is a billable, specific ICD-10-CM code for abnormal ultrasonic finding on antenatal screening of mother. It is valid for submission on a claim.

Check O28.3 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above O28.3

A category’s note binds every code beneath it.

Written on O28: Abnormal findings on antenatal screening of mother

  • diagnostic findings classified elsewhere - see Alphabetical Index

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

O28.3 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A55326Billing and Coding: Zika Virus Testing by PCR and ELISA Methods

Alphabetic index entries that lead here

  • Findings, abnormal, inconclusive, without diagnosis›antenatal screening of mother›ultrasonic
  • Pregnancy›complicated by›abnormal, abnormality›findings on antenatal screening of mother›ultrasonic

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under O28

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.