O31.00X2 is the authoritative medical code for Papyraceous fetus, unspecified trimester, fetus 2. This classification is used in medical billing and clinical recording to specify the clinical criteria for papyraceous fetus, unspecified trimester, fetus 2 (ICD-10-CM O31.00X2), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Papyraceous fetus, unspecified trimester, fetus 2 is a billable ICD-10-CM diagnosis code O31.002. Excludes2 (not included here): delayed delivery of second twin, triplet, etc. O63.2; malpresentation of one fetus or more O32.9; placental transfusion syndromes O43.0-. 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..
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for O31.00X2 in the official ICD-10-CM tabular list.
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- delayed delivery of second twin, triplet, etc. O63.2
- malpresentation of one fetus or more O32.9
- placental transfusion syndromes O43.0-
Frequently Asked Questions (FAQ) & Clinical Guidance
Does O31.00X2 require a 7th character?
Yes. 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..
Can O31.00X2 be reported alongside related conditions?
Per Excludes2 instructions, O31.00X2 and the following may both be reported when both are present: delayed delivery of second twin, triplet, etc. (O63.2); malpresentation of one fetus or more (O32.9); placental transfusion syndromes (O43.0-).
Codes in This Family (7)
Official ICD-10-CM classifications in the same code family as O31.00X2, with their registry titles.
- O31 — Complications specific to multiple gestation
- O31.0 — Papyraceous fetus
- 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
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code O35.00X2
Maternal care for (suspected) central nervous system malformation or damage in fetus, unspecified, fetus 2