ICD-10-CM 2027
ICD-10 code for moderate pre-eclampsia
From the official ICD-10-CM alphabetic index entry “Pre-eclampsia › moderate”. Page updated September 29, 2026.
About coding moderate pre-eclampsia
The ICD-10-CM code for moderate pre-eclampsia is O14.0 (Mild to moderate pre-eclampsia). The official index lists 2 more specific codes, so check the documentation for details such as type, cause, site or severity before settling on O14.0.
Within O14 (pre-eclampsia), O14.0 is specifically for mild to moderate pre-eclampsia. Related codes cover severe pre-eclampsia (O14.1), HELLP syndrome (O14.2) and unspecified pre-eclampsia (O14.9).
To report this condition, pick the subcode that matches the documentation: O14.00 (unspecified trimester), O14.02 (second trimester), O14.03 (third trimester), O14.04 (complicating childbirth) and O14.05 (complicating the puerperium).
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.
More specific moderate pre-eclampsia codes (official index)
Common questions about moderate pre-eclampsia ICD-10 codes
What is the ICD-10 code for moderate pre-eclampsia?
- O14.0 — Mild to moderate pre-eclampsia (a header code; report a more specific subcode). More specific codes apply when the documentation supports them: O14.04, O14.05.
Is O14.0 billable?
- No. O14.0 is a header code. Report one of its more specific subcodes instead.