O02.81 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Inappropriate change in quantitative human chorionic gonadotropin (hCG) in early pregnancy.
Inclusion term
Biochemical pregnancy
Chemical pregnancy
Inappropriate level of quantitative human chorionic gonadotropin (hCG) for gestational age in early pregnancy
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