O41.123
Non-billableChorioamnionitis, third trimester
Chorioamnionitis, third trimester
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)
Excludes 2
Conditions not included here, but the patient may have both
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 (7)
O41.1230Chorioamnionitis, third trimester, not applicable or unsp
O41.1231Chorioamnionitis, third trimester, fetus 1
O41.1232Chorioamnionitis, third trimester, fetus 2
O41.1233Chorioamnionitis, third trimester, fetus 3
O41.1234Chorioamnionitis, third trimester, fetus 4
O41.1235Chorioamnionitis, third trimester, fetus 5
O41.1239Chorioamnionitis, third trimester, other fetus
Related Codes(3)
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for chorioamnionitis, third trimester?
The ICD-10-CM code for chorioamnionitis, third trimester is O41.123. The full clinical description is "Chorioamnionitis, third trimester". O41.123 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code O41.123 mean?
ICD-10-CM code O41.123 represents “Chorioamnionitis, third trimester”. 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 O41.123 a billable code?
No, O41.123 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 7 child codes under O41.123.
What chapter is O41.123 in?
O41.123 is in Chapter 15: Pregnancy, Childbirth and the Puerperium (codes O00-O9A).
What codes cannot be used with O41.123?
O41.123 has Excludes1 notes indicating codes that cannot be used together with it, including: supervision of normal pregnancy (Z34.-); encounter for suspected maternal and fetal conditions ruled out (Z03.7-).
What are the subcategories under O41.123?
O41.123 has 7 child codes, including: O41.1230 (Chorioamnionitis, third trimester, not applicable or unsp), O41.1231 (Chorioamnionitis, third trimester, fetus 1), O41.1232 (Chorioamnionitis, third trimester, fetus 2), O41.1233 (Chorioamnionitis, third trimester, fetus 3), and 3 more.
Are additional codes required with O41.123?
Yes, when using O41.123, 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 O41.123?
O41.123 is linked to 1 UMLS Concept Unique Identifier: C2908903. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does O41.123 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like chorioamnionitis, third trimester 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 O41.123?
There is no direct ICD-11 mapping available for O41.123 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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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.