Groundbreaking: First-Ever HCC RAF Score Accessible Through REST API
First-Ever HCC RAF Score Accessible Through REST API
Check Now
Image depicting the concept of elevating provider support and enhancing concurrent coding for risk adjustment in healthcare.
Elevate Provider Support:
Enhance Your Concurrent Coding
for Risk Adjustment
Check Now
ICD-10-CM Codes O00-O9A O30-O48 O31

ICD-10-CM Diagnosis Code O31

Complications specific to multiple gestation

Go Back to Chapter - O00-O9A | Section - O30-O48 Go back

7th Chr Note O31:

  • 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.

Excludes-2 for O31:

  • delayed delivery of second twin, triplet, etc. (O63.2)

  • malpresentation of one fetus or more (O32.9)

  • placental transfusion syndromes (O43.0-)

Codes Hierarchy:

    • O31  Complications specific to multiple gestation
      • O31.0 Papyraceous fetus
        • O31.00  Papyraceous fetus, unspecified trimester
        • O31.01  Papyraceous fetus, first trimester
        • O31.02  Papyraceous fetus, second trimester
        • O31.03  Papyraceous fetus, third trimester
      • O31.1 Continuing pregnancy after spontaneous abortion of one fetus or more
        • O31.10  Continuing pregnancy after spontaneous abortion of one fetus or more, unspecified trimester
        • O31.11  Continuing pregnancy after spontaneous abortion of one fetus or more, first trimester
        • O31.12  Continuing pregnancy after spontaneous abortion of one fetus or more, second trimester
        • O31.13  Continuing pregnancy after spontaneous abortion of one fetus or more, third trimester
      • O31.2 Continuing pregnancy after intrauterine death of one fetus or more
        • O31.20  Continuing pregnancy after intrauterine death of one fetus or more, unspecified trimester
        • O31.21  Continuing pregnancy after intrauterine death of one fetus or more, first trimester
        • O31.22  Continuing pregnancy after intrauterine death of one fetus or more, second trimester
        • O31.23  Continuing pregnancy after intrauterine death of one fetus or more, third trimester
      • O31.3 Continuing pregnancy after elective fetal reduction of one fetus or more
        • O31.30  Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimester
        • O31.31  Continuing pregnancy after elective fetal reduction of one fetus or more, first trimester
        • O31.32  Continuing pregnancy after elective fetal reduction of one fetus or more, second trimester
        • O31.33  Continuing pregnancy after elective fetal reduction of one fetus or more, third trimester
      • O31.8 Other complications specific to multiple gestation
        • O31.8X Other complications specific to multiple gestation
          • O31.8X1  Other complications specific to multiple gestation, first trimester
          • O31.8X2  Other complications specific to multiple gestation, second trimester
          • O31.8X3  Other complications specific to multiple gestation, third trimester
          • O31.8X9  Other complications specific to multiple gestation, unspecified trimester