2019 ICD-10-CM Diagnosis Code O31.21X2

Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 2

ICD-10-CM Coding Rules
The following code(s) above O31.21X2 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to O31.21X2:
  • O00-O9A
    2019 ICD-10-CM Range O00-O9A

    Pregnancy, childbirth and the puerperium

    • Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
    • Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
    • 1st trimester- less than 14 weeks 0 days
    • 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
    • 3rd trimester- 28 weeks 0 days until delivery
    Type 1 Excludes
    • supervision of normal pregnancy (Z34.-)
    Type 2 Excludes
    • mental and behavioral disorders associated with the puerperium (F53.-)
    • obstetrical tetanus (A34)
    • postpartum necrosis of pituitary gland (E23.0)
    • puerperal osteomalacia (M83.0)
    Use Additional
    • code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
    Pregnancy, childbirth and the puerperium
  • O31
    ICD-10-CM Diagnosis Code O31

    Complications specific to multiple gestation

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • delayed delivery of second twin, triplet, etc. (O63.2)
    • malpresentation of one fetus or more (O32.9)
    • placental transfusion syndromes (O43.0-)
    Complications specific to multiple gestation
ICD-10-CM O31.21X2 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):

Convert O31.21X2 to ICD-9-CM

Code History
ICD-10-CM Codes Adjacent To O31.21X2
O31.20X0 …… not applicable or unspecified
O31.20X1 …… fetus 1
O31.20X2 …… fetus 2
O31.20X3 …… fetus 3
O31.20X4 …… fetus 4
O31.20X5 …… fetus 5
O31.20X9 …… other fetus
O31.21 Continuing pregnancy after intrauterine death of one fetus or more, first trimester
O31.21X0 …… not applicable or unspecified
O31.21X1 …… fetus 1
O31.21X2 …… fetus 2
O31.21X3 …… fetus 3
O31.21X4 …… fetus 4
O31.21X5 …… fetus 5
O31.21X9 …… other fetus
O31.22 Continuing pregnancy after intrauterine death of one fetus or more, second trimester
O31.22X0 …… not applicable or unspecified
O31.22X1 …… fetus 1
O31.22X2 …… fetus 2
O31.22X3 …… fetus 3
O31.22X4 …… fetus 4

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.