ICDcodes.org
FY2027

O31.13X5Continuing pregnancy after spontaneous abortion of one fetus or more, third trimester, fetus 5

Billable

Is O31.13X5 billable?

Yes — O31.13X5 is billable for FY2027. O31.13X5 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. O31.13X5 may be submitted for encounters from October 1, 2026 through September 30, 2027.

O31.13X5 at a glance

CodeO31.13X5
DescriptionContinuing pregnancy after spontaneous abortion of one fetus or more, third trimester, fetus 5
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027
7th character "5"fetus 5

What does the 7th character "5" mean in O31.13X5?

In O31.13X5, the 7th character 5 means fetus 5. The 7th character is required for O31.13X5 to be a valid, complete code.

Same condition, different episode of care — switch the 7th character:

Which MS-DRGs does O31.13X5 group to?

O31.13X5 sits in MDC 14 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 817Other Antepartum Diagnoses with O.R. Procedures with MCCsurgical
  • 818Other Antepartum Diagnoses with O.R. Procedures with CCsurgical
  • 819Other Antepartum Diagnoses with O.R. Procedures without CC/MCCsurgical

How is O31.13X5 listed in the Alphabetic Index?

The Alphabetic Index lists these routes under O31.1, the nearest indexed parent of O31.13X5. Use them to find the family, then select the specific code.

  • Pregnancycontinuing followingspontaneous abortion of one or more fetus (single) (uterine)

Excludes1 — never code together — inherited from Chapter 15

The conditions below can never be reported together with O31.13X5 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

  • supervision of normal pregnancy (Z34.-)

Use additional code — inherited from Chapter 15

Report an additional code alongside O31.13X5 to fully describe the condition. O31.13X5 is sequenced first.

  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.

Excludes2 — not included here — inherited from Chapter 15

The conditions below are not part of O31.13X5, but a patient may have both at the same time. When documentation supports it, O31.13X5 and the excluded code may both be reported.

  • mental and behavioral disorders associated with the puerperium (F53.-)
  • obstetrical tetanus (A34)
  • postpartum necrosis of pituitary gland (E23.0)
  • puerperal osteomalacia (M83.0)

Excludes2 — not included here — inherited from O31

The conditions below are not part of O31.13X5, but a patient may have both at the same time. When documentation supports it, O31.13X5 and the excluded code may both be reported.

  • delayed delivery of second twin, triplet, etc. (O63.2)
  • malpresentation of one fetus or more (O32.9)
  • placental transfusion syndromes (O43.0-)

How long has O31.13X5 existed?

O31.13X5 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.