2026 ICD-10-CM Diagnosis Code O02Other abnormal products of conception

ICD-10-CM Codes›O00-O9A›O00-O08›O02

ICD-10-CM O02
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

O02 is a non-billable ICD-10-CM category code for other abnormal products of conception, so it cannot be submitted on claims. Use a more specific code from this category instead, such as O02.0, O02.1, O02.81, and O02.89.

Code Identity

ICD-10-CM Code
O02
Billable Status
No — Non-Billable Category
Code Describes
Other abnormal products of conception
Chapter
O00-O08
Pregnancy with abortive outcome

Code Classification

ChapterO00-O9APregnancy, childbirth and the puerperium
SectionO00-O08Pregnancy with abortive outcome
CategoryO02Other abnormal products of conception
This CodeO02Other abnormal products of conception

Specific Coding for Other abnormal products of conceptionOverview

Non-specific codes like O02 require more characters. Use one of these billable codes instead:

  • Use O02.0 for Blighted ovum and nonhydatidiform mole

  • Use O02.1 for Missed abortion

  • O02.8 for Other specified abnormal products of conception

  • Use O02.81 for Inappropriate change in quantitative human chorionic gonadotropin (hCG) in early pregnancy

  • Use O02.89 for Other abnormal products of conception

  • Use O02.9 for Abnormal product of conception, unspecified

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Use Additional Code

  • code from category O08

Type 1 Excludes

  • papyraceous fetus O31.0

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About O02Overview

Is O02 (Other abnormal products of conception) a billable code?

No. This is a category header that groups the codes for other abnormal products of conception, and headers cannot be submitted on claims. Claims for other abnormal products of conception need a more specific code from this category, such as O02.0, O02.1, and O02.81.