O28.3 is the authoritative medical code for Abnormal ultrasonic finding on antenatal screening of mother. This classification is used in medical billing and clinical recording to specify the clinical criteria for abnormal ultrasonic finding on antenatal screening of mother (ICD-10-CM O28.3), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Abnormal ultrasonic finding on antenatal screening of mother is a billable ICD-10-CM diagnosis code O28.3. Excludes1 (not coded here): diagnostic findings classified elsewhere - see Alphabetical Index. Excludes2 (not included here): maternal care related to the fetus and amniotic cavity and possible delivery problems O30-O48; maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium O98-O99.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for O28.3 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- diagnostic findings classified elsewhere - see Alphabetical Index
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- maternal care related to the fetus and amniotic cavity and possible delivery problems O30-O48
- maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium O98-O99
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with O28.3?
Per Excludes1 instructions, O28.3 must not be reported with: diagnostic findings classified elsewhere - see Alphabetical Index.
Can O28.3 be reported alongside related conditions?
Per Excludes2 instructions, O28.3 and the following may both be reported when both are present: maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48); maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99).
Codes in This Family (8)
Official ICD-10-CM classifications in the same code family as O28.3, with their registry titles.
- O28 — Abnormal findings on antenatal screening of mother
- O28.0 — Abnormal hematological finding on antenatal screening of mother
- O28.1 — Abnormal biochemical finding on antenatal screening of mother
- O28.2 — Abnormal cytological finding on antenatal screening of mother
- O28.4 — Abnormal radiological finding on antenatal screening of mother
- O28.5 — Abnormal chromosomal and genetic finding on antenatal screening of mother
- O28.8 — Other abnormal findings on antenatal screening of mother
- O28.9 — Unspecified abnormal findings on antenatal screening of mother
Indexed Clinical Terms (2)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Findings, abnormal, inconclusive, without diagnosis, antenatal screening of mother, ultrasonic
- Pregnancy (single) (uterine), complicated by (care of) (management affected by), abnormal, abnormality, findings on antenatal screening of mother, ultrasonic
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
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ICD Code O26.3
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ICD Code O31.3
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ICD Code O33.3
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