O31.21X0
Continuing pregnancy after intrauterine death of one fetus or more, first trimester, not applicable or unspecified
- Release
- FY 2027
- Effective
Hierarchy
Where O31.21X0 sits in the official hierarchy. Each level is the code it is classified under.
- O31 Complications specific to multiple gestation
- O31.2 Continuing pregnancy after intrauterine death of one fetus or more
- O31.21 Parent Continuing pregnancy after intrauterine death of one fetus or more, first trimester
- O31.21X0 This code Continuing pregnancy after intrauterine death of one fetus or more, first trimester, not applicable or unspecified
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Excludes2
delayed delivery of second twin, triplet, etc. ( O63.2 )
Inherited from O31 — Complications specific to multiple gestation
7th Character
One of the following 7th characters is to be assigned to each code under category O31. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O31 that has a 7th character of 1 through 9.
Inherited from O31 — Complications specific to multiple gestation
7th Character
0 - not applicable or unspecified
Inherited from O31 — Complications specific to multiple gestation
Version History
How O31.21X0 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentContinuing pregnancy after intrauterine death of one fetus or more, first trimester, not applicable or unspecified
-
FY 2026 Effective
UnchangedContinuing pregnancy after intrauterine death of one fetus or more, first trimester, not applicable or unspecified
Related Codes
Other codes under O31.21
- O31.21X1 Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 1 Billable
- O31.21X2 Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 2 Billable
- O31.21X3 Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 3 Billable
- O31.21X4 Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 4 Billable
- O31.21X5 Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 5 Billable
- O31.21X9 Continuing pregnancy after intrauterine death of one fetus or more, first trimester, other fetus Billable
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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