O31.21X9BillableSave
O31.21X9 - Continuing pregnancy after intrauterine death of one fetus or more, first trimester, other fetus
ICD-10-CM Chapter 15: Pregnancy, childbirth and the puerperium · O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48) · Subcategory of O31.21 · FY2027
7th character 9: other fetus
Coding Guidance
7th character 9: other fetus.
Includes, Excludes and Coding Notes
Excludes 2 — Not Included HereFrom O31
Not part of this code; report both codes when the patient has both conditions.
- delayed delivery of second twin, triplet, etc. (O63.2)
- malpresentation of one fetus or more (O32.9)
- placental transfusion syndromes (O43.0-)
Excludes 1 — Not Coded HereFrom Chapter O00-O9A
Mutually exclusive: these conditions are never reported together with this code.
- supervision of normal pregnancy (Z34.-)
Excludes 2 — Not Included HereFrom Chapter O00-O9A
Not part of this code; report both codes when the patient has both conditions.
- 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 CodeFrom Chapter O00-O9A
Add a secondary code to identify the associated condition or cause when it is documented.
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
NotesFrom Chapter O00-O9A
Instructional notes from the ICD-10-CM tabular list.
- CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
- 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
Chapter Information
Other codes in O31.21
Codes at the same level as O31.21X9
- Continuing pregnancy after intrauterine death of one fetus or more, first trimester, not applicable or unspecifiedO31.21X0
- Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 1O31.21X1
- Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 2O31.21X2
- Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 3O31.21X3
- Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 4O31.21X4
- Continuing pregnancy after intrauterine death of one fetus or more, first trimester, fetus 5O31.21X5