O28
Non-billableAbnormal findings on antenatal screening of mother
Abnormal findings on antenatal screening of mother
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- •supervision of normal pregnancyZ34
- diagnostic findings classified elsewhere - see Alphabetical Index
Excludes 2
Conditions not included here, but the patient may have both
- •mental and behavioral disorders associated with the puerperiumF53
- •obstetrical tetanusA34
- •postpartum necrosis of pituitary glandE23.0
- •puerperal osteomalaciaM83.0
- •maternal care related to the fetus and amniotic cavity and possible delivery problemsO30-O48
- •maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperiumO98-O99
Use Additional Code
Additional codes that should follow this code
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Child Codes (8)
O28.0Abnormal hematolog finding on antenatal screening of mother
O28.1Abnormal biochemical finding on antenat screening of mother
O28.2Abnormal cytolog finding on antenatal screening of mother
O28.3Abnormal ultrasonic finding on antenatal screening of mother
O28.4Abnormal radiolog finding on antenatal screening of mother
O28.5Abn chromsoml and genetic find on antenat screen of mother
O28.8Other abnormal findings on antenatal screening of mother
O28.9Unsp abnormal findings on antenatal screening of mother
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(5)
UMLS
- Abnormal finding on antenatal screening of motherC0495194
- Abnormal finding on antenatal screening of mother (finding)C0495194
- Abnormal findings on antenatal screening of motherC0495194
- Unsp abnormal findings on antenatal screening of motherC0495194
- Unspecified abnormal findings on antenatal screening of motherC0495194
Frequently Asked Questions
What is the ICD-10 code for abnormal findings on antenatal screening of mother?
The ICD-10-CM code for abnormal findings on antenatal screening of mother is O28. The full clinical description is "Abnormal findings on antenatal screening of mother". O28 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code O28 mean?
ICD-10-CM code O28 represents “Abnormal findings on antenatal screening of mother”. It is classified under Chapter 15: Pregnancy, Childbirth and the Puerperium and is a non-billable header code. Use a more specific child code for billing purposes.
Is O28 a billable code?
No, O28 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 8 child codes under O28.
What chapter is O28 in?
O28 is in Chapter 15: Pregnancy, Childbirth and the Puerperium (codes O00-O9A).
What codes cannot be used with O28?
O28 has Excludes1 notes indicating codes that cannot be used together with it, including: supervision of normal pregnancy (Z34.-); diagnostic findings classified elsewhere - see Alphabetical Index.
What are the subcategories under O28?
O28 has 8 child codes, including: O28.0 (Abnormal hematolog finding on antenatal screening of mother), O28.1 (Abnormal biochemical finding on antenat screening of mother), O28.2 (Abnormal cytolog finding on antenatal screening of mother), O28.3 (Abnormal ultrasonic finding on antenatal screening of mother), and 4 more.
Are additional codes required with O28?
Yes, when using O28, also report: code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known..
What are the UMLS CUIs for O28?
O28 is linked to 1 UMLS Concept Unique Identifier: C0495194. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does O28 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like abnormal findings on antenatal screening of mother affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of O28?
O28 maps to the ICD-11 code: JA66.Z (Clinical findings on antenatal screening of mother, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.