O14.02 Mild to moderate pre-eclampsia, second trimester

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Mild to moderate pre-eclampsia, second trimester is O14.02 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
O10-O16: Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium (O10-O16)
Category O14
25 codes (20 billable)
FY2026 Status
Stable since FY2024

U.S. Hospital Utilization

  • An estimated 200 U.S. inpatient stays in 2023 included O14.02 among the documented diagnoses.
  • 115 stays listed it as the principal diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

References

Related Codes

Parent Code

O14 Pre-eclampsia

Related Codes in O14

O14 Pre-eclampsia O14.0 Mild to moderate pre-eclampsia O14.00 Mild to moderate pre-eclampsia, unspecified trimester O14.03 Mild to moderate pre-eclampsia, third trimester O14.04 Mild to moderate pre-eclampsia, complicating childbirth O14.05 Mild to moderate pre-eclampsia, complicating the puerperium O14.1 Severe pre-eclampsia O14.10 Severe pre-eclampsia, unspecified trimester O14.12 Severe pre-eclampsia, second trimester O14.13 Severe pre-eclampsia, third trimester O14.14 Severe pre-eclampsia complicating childbirth O14.15 Severe pre-eclampsia, complicating the puerperium O14.2 HELLP syndrome O14.20 HELLP syndrome (HELLP), unspecified trimester O14.22 HELLP syndrome (HELLP), second trimester O14.23 HELLP syndrome (HELLP), third trimester O14.24 HELLP syndrome, complicating childbirth O14.25 HELLP syndrome, complicating the puerperium O14.9 Unspecified pre-eclampsia O14.90 Unspecified pre-eclampsia, unspecified trimester
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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