O41.121 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Chorioamnionitis, first trimester.
Codes
O41.1210
Chorioamnionitis, first trimester, not applicable or unspecified
O41.1211
Chorioamnionitis, first trimester, fetus 1
O41.1212
Chorioamnionitis, first trimester, fetus 2
O41.1213
Chorioamnionitis, first trimester, fetus 3
O41.1214
Chorioamnionitis, first trimester, fetus 4
O41.1215
Chorioamnionitis, first trimester, fetus 5
O41.1219
Chorioamnionitis, first trimester, other fetus
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code