DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

O02 Other abnormal products of conception

  • Header · not billable

O02 is not billable. The category heads 5 billable codes in FY2027, grouped under 4 subdivisions.

Index → code

Where it sits

  1. Chapter 15 Pregnancy, childbirth and the puerperium (O00-O9A)
  2. O00-O08 Pregnancy with abortive outcome (O00-O08)
  3. O02 Other abnormal products of conception
Billable codes
5
Subdivisions
4
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
36

Codes in O02

  1. O02.0
    Blighted ovum and nonhydatidiform mole
    Billable
    Inclusion terms 5

    Inclusion terms

    • Carneous mole
    • Fleshy mole
    • Intrauterine mole NOS
    • Molar pregnancy NEC
    • Pathological ovum
  2. O02.1
    Missed abortion
    Billable
    Inclusion terms 1, Excludes1 8

    Inclusion terms

    • Early fetal death, before completion of 20 weeks of gestation, with retention of dead fetus

    Excludes1

    • failed induced abortion (O07.-) O07
    • fetal death (intrauterine) (late) (O36.4) O36.4
    • missed abortion with blighted ovum (O02.0) O02.0
    • missed abortion with hydatidiform mole (O01.-) O01
    • missed abortion with nonhydatidiform (O02.0) O02.0
    • missed abortion with other abnormal products of conception (O02.8-) O02.8
    • missed delivery (O36.4) O36.4
    • stillbirth (P95) P95
  3. O02.8
    Other specified abnormal products of conception
    Header
    Excludes1 3

    Excludes1

    • abnormal products of conception with blighted ovum (O02.0) O02.0
    • abnormal products of conception with hydatidiform mole (O01.-) O01
    • abnormal products of conception with nonhydatidiform mole (O02.0) O02.0
  4. O02.81
    Inappropriate change in quantitative human chorionic gonadotropin (hCG) in early pregnancy
    Billable
    Inclusion terms 3

    Inclusion terms

    • Biochemical pregnancy
    • Chemical pregnancy
    • Inappropriate level of quantitative human chorionic gonadotropin (hCG) for gestational age in early pregnancy
  5. O02.89
    Other abnormal products of conception
    Billable
  6. O02.9
    Abnormal product of conception, unspecified
    Billable

Sources of each column.

Instructions

At O02

Excludes1

  • papyraceous fetus (O31.0-) O31.0

Use additional code

  • code from category O08 to identify any associated complication. O08

Notes that also apply

Block O00-O08 instructions (Excludes1 1): printed on the block page.

Chapter 15 instructions (Notes 6, Excludes1 1, Excludes2 4, Use additional code 1): printed on the chapter 15 page.

Index entries

  • Blighted ovum → O02.0
  • Breus' mole → O02.0
  • Carneous mole → O02.0
  • Fleshy mole → O02.0
  • Molar pregnancy → O02.0
  • Bloodmole → O02.0
  • Deadovum, retained → O02.0
  • Mole (pigmented)blood → O02.0
  • Mole (pigmented)Breus' → O02.0
  • Mole (pigmented)carneous → O02.0
  • Mole (pigmented)fleshy → O02.0
  • Mole (pigmented)intrauterine → O02.0
  • Mole (pigmented)nonhydatidiform → O02.0
  • Mole (pigmented)pregnancy NEC → O02.0
  • Pathologic, pathologicalovum → O02.0
  • Pregnancy (single) (uterine)molar NEC → O02.0
  • Abortion (complete) (spontaneous)missed → O02.1
  • Missedabortion → O02.1
  • Inappropriatechange in quantitative human chorionic gonadotropin (hCG) in early pregnancy → O02.81
  • Inappropriatelevel of quantitative human chorionic gonadotropin (hCG) for gestational age in early pregnancy → O02.81
  • Pregnancy (single) (uterine)biochemical → O02.81
  • Pregnancy (single) (uterine)chemical → O02.81
  • Abnormal, abnormality, abnormalitiesproduct of conception → O02.9
  • Retentiondeadovum → O02.0
  • Deadfetus, retained (mother)early pregnancy → O02.1
  • Retentionproducts of conceptionearly pregnancy (dead fetus) → O02.1
  • Abnormal, abnormality, abnormalitiesproduct of conceptionspecified type NEC → O02.89
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)retained, retentiondead ovum → O02.0
  • Delivery (childbirth) (labor)complicatedbyintrauterine fetal death, early → O02.1
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)death of fetus (near term)early pregnancy → O02.1
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)intrauterine fetal death (near term)early pregnancy → O02.1
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)missedabortion → O02.1
  • Retentiondeadfetus (at or near term) (mother)early fetal death → O02.1
  • Retentionfetusdeadearly → O02.1
  • Delivery (childbirth) (labor)complicatedbyfetaldeath, early → O02.1
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)fetal (maternal care for)death (near term)early pregnancy → O02.1

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy