O28
Non-Billable
ChapterO00–O9A
Rankcategory
Official Description
Abnormal findings on antenatal screening of mother
Use a more specific code (8 billable)
O28.0Abnormal hematological finding on antenatal screening of motherO28.1Abnormal biochemical finding on antenatal screening of motherO28.2Abnormal cytological finding on antenatal screening of motherO28.3Abnormal ultrasonic finding on antenatal screening of motherO28.4Abnormal radiological finding on antenatal screening of motherO28.5Abnormal chromosomal and genetic finding on antenatal screening of motherO28.8Other abnormal findings on antenatal screening of motherO28.9Unspecified abnormal findings on antenatal screening of mother
Metadata & Insights
- •Non-billable category (requires more specific sub-code).
- •Chapter 15: Pregnancy, Childbirth and the Puerperium (O00-O9A).
CH15 Parent Instructions
Excludes1(Not coded here. Use a different code.)
Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
O20-O29 Parent Instructions
Instructional Notes
Excludes1(Not coded here. Use a different code.)
- diagnostic findings classified elsewhere - see Alphabetical Index
Clinical Hierarchy
BillableHas subcodes
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to O28:
blockO20-O29
Other maternal disorders predominantly related to pregnancy (O20-O29)
View context instructionsMS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
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