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ICD-10-CM Code O02.1
Missed abortion

Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
Female Only
Female Only
Code is only used for female patients.
Maternity Only
Maternity Only
Code is only used for diagnoses related to pregnancy.
| ICD-10 from 2011 - 2016

O02.1 is a billable ICD code used to specify a diagnosis of missed abortion. A 'billable code' is detailed enough to be used to specify a medical diagnosis.

Coding Notes for O02.1 Info for medical coders on how to properly use this ICD-10 code

Inclusion Terms:
Inclusion Terms
Inclusion Terms are a list of concepts for which a specific code is used. The list of Inclusion Terms is useful for determining the correct code in some cases, but the list is not necessarily exhaustive.
Early fetal death, before completion of 20 weeks of gestation, with retention of dead fetus
Code Type-1 Excludes:
Type-1 Excludes
Type-1 Excludes mean the conditions excluded are mutually exclusive and should never be coded together. Excludes 1 means "do not code here."
Failed induced abortion - instead, use code O07.-
Fetal death (intrauterine) (late) - instead, use code O36.4
Missed abortion with blighted ovum - instead, use code O02.0
Missed abortion with hydatidiform mole - instead, use code O01.-
Missed abortion with nonhydatidiform - instead, use code O02.0
Missed abortion with other abnormal products of conception - instead, use code O02.8-
Missed delivery - instead, use code O36.4
Stillbirth - instead, use Code P95

MS-DRG Mapping

  • DRG Group #770 - Abortion with d&c, aspiration curettage or hysterotomy.
  • DRG Group #779 - Abortion without d&c.

Coding Advice SNOMET-CT

  • Consider additional code to identify specific condition or disease

ICD-10-CM Alphabetical Index References for 'O02.1 - Missed abortion'

The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code O02.1. Click on any term below to browse the alphabetical index.


Missed abortion (exact match)

This is the official exact match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that in all cases where the ICD9 code 632 was previously used, O02.1 is the appropriate modern ICD10 code.

Parent Code: O02 - Other abnormal products of conception

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd10cm/O021