DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

O04 Complications following (induced) termination of pregnancy

  • Header · not billable

O04 is not billable. The category heads 13 billable codes in FY2027, grouped under 4 subdivisions.

Index → code

  • Abortion (complete) (spontaneous)induced (encounter for)complicated by → O04.80
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byshock → O04.81
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bysepsis → O04.87

Where it sits

  1. Chapter 15 Pregnancy, childbirth and the puerperium (O00-O9A)
  2. O00-O08 Pregnancy with abortive outcome (O00-O08)
  3. O04 Complications following (induced) termination of pregnancy
Billable codes
13
Subdivisions
4
CC / MCC codes
9 / 3
HCC V28 codes
0
New FY2027
0
Index entries
33

Codes in O04

  1. O04.5
    Genital tract and pelvic infection following (induced) termination of pregnancy
    BillableCC
    Inclusion terms 6, Excludes1 2

    Inclusion terms

    • Endometritis following (induced) termination of pregnancy
    • Oophoritis following (induced) termination of pregnancy
    • Parametritis following (induced) termination of pregnancy
    • Pelvic peritonitis following (induced) termination of pregnancy
    • Salpingitis following (induced) termination of pregnancy
    • Salpingo-oophoritis following (induced) termination of pregnancy

    Excludes1

    • sepsis following (induced) termination of pregnancy (O04.87) O04.87
    • urinary tract infection following (induced) termination of pregnancy (O04.88) O04.88
  2. O04.6
    Delayed or excessive hemorrhage following (induced) termination of pregnancy
    Billable
    Inclusion terms 4

    Inclusion terms

    • Afibrinogenemia following (induced) termination of pregnancy
    • Defibrination syndrome following (induced) termination of pregnancy
    • Hemolysis following (induced) termination of pregnancy
    • Intravascular coagulation following (induced) termination of pregnancy
  3. O04.7
    Embolism following (induced) termination of pregnancy
    BillableMCC
    Inclusion terms 9

    Inclusion terms

    • Air embolism following (induced) termination of pregnancy
    • Amniotic fluid embolism following (induced) termination of pregnancy
    • Blood-clot embolism following (induced) termination of pregnancy
    • Embolism NOS following (induced) termination of pregnancy
    • Fat embolism following (induced) termination of pregnancy
    • Pulmonary embolism following (induced) termination of pregnancy
    • Pyemic embolism following (induced) termination of pregnancy
    • Septic or septicopyemic embolism following (induced) termination of pregnancy
    • Soap embolism following (induced) termination of pregnancy
  4. O04.8
    (Induced) termination of pregnancy with other and unspecified complications
    Header
  5. O04.80
    (Induced) termination of pregnancy with unspecified complications
    BillableCC
  6. O04.81
    Shock following (induced) termination of pregnancy
    BillableMCC
    Inclusion terms 2, Excludes1 1

    Inclusion terms

    • Circulatory collapse following (induced) termination of pregnancy
    • Shock (postprocedural) following (induced) termination of pregnancy

    Excludes1

    • shock due to infection following (induced) termination of pregnancy (O04.87) O04.87
  7. O04.82
    Renal failure following (induced) termination of pregnancy
    BillableMCC
    Inclusion terms 5

    Inclusion terms

    • Kidney failure (acute) following (induced) termination of pregnancy
    • Oliguria following (induced) termination of pregnancy
    • Renal shutdown following (induced) termination of pregnancy
    • Renal tubular necrosis following (induced) termination of pregnancy
    • Uremia following (induced) termination of pregnancy
  8. O04.83
    Metabolic disorder following (induced) termination of pregnancy
    BillableCC
  9. O04.84
    Damage to pelvic organs following (induced) termination of pregnancy
    BillableCC
    Inclusion terms 7

    Inclusion terms

    • Laceration, perforation, tear or chemical damage of bladder following (induced) termination of pregnancy
    • Laceration, perforation, tear or chemical damage of bowel following (induced) termination of pregnancy
    • Laceration, perforation, tear or chemical damage of broad ligament following (induced) termination of pregnancy
    • Laceration, perforation, tear or chemical damage of cervix following (induced) termination of pregnancy
    • Laceration, perforation, tear or chemical damage of periurethral tissue following (induced) termination of pregnancy
    • Laceration, perforation, tear or chemical damage of uterus following (induced) termination of pregnancy
    • Laceration, perforation, tear or chemical damage of vagina following (induced) termination of pregnancy
  10. O04.85
    Other venous complications following (induced) termination of pregnancy
    BillableCC
  11. O04.86
    Cardiac arrest following (induced) termination of pregnancy
    BillableCC
  12. O04.87
    Sepsis following (induced) termination of pregnancy
    BillableCC
    Excludes1 1, Use additional code 2

    Excludes1

    • septic or septicopyemic embolism following (induced) termination of pregnancy (O04.7) O04.7

    Use additional code

    • code to identify infectious agent (B95-B97) B95 B97
    • code to identify severe sepsis, if applicable (R65.2-) R65.2
  13. O04.88
    Urinary tract infection following (induced) termination of pregnancy
    BillableCC
    Inclusion terms 1

    Inclusion terms

    • Cystitis following (induced) termination of pregnancy
  14. O04.89
    (Induced) termination of pregnancy with other complications
    BillableCC

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

At O04

Includes

  • complications following (induced) termination of pregnancy

Excludes2

  • encounter for elective termination of pregnancy (Z33.2) Z33.2
  • failed attempted termination of pregnancy (O07.-) O07

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

  • Abortion (complete) (spontaneous)induced (encounter for)complicated by → O04.80
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byendometritis → O04.5
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bygenital tract and pelvic infection → O04.5
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byoophoritis → O04.5
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byparametritis → O04.5
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bypelvic peritonitis → O04.5
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bysalpingitis or salpingo-oophoritis → O04.5
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byafibrinogenemia → O04.6
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bydefibrination syndrome → O04.6
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byhemolysis → O04.6
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byhemorrhage (delayed) (excessive) → O04.6
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byintravascular coagulation → O04.6
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byembolism (air) (amniotic fluid) (blood clot) (fat) (pulmonary) (septic) (soap) → O04.7
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bycirculatory collapse → O04.81
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byshock → O04.81
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byoliguria → O04.82
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byrenal failure or shutdown → O04.82
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bytubular necrosis (renal) → O04.82
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byuremia → O04.82
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byelectrolyte imbalance → O04.83
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bymetabolic disorder → O04.83
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bychemical damage of pelvic organ(s) → O04.84
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bylaceration of pelvic organ(s) → O04.84
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byperforation of pelvic organ(s) → O04.84
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byvenous complication NEC → O04.85
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bycardiac arrest → O04.86
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bysepsis → O04.87
  • Abortion (complete) (spontaneous)induced (encounter for)complicated bycystitis → O04.88
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byurinary tract infection → O04.88
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byspecified condition NEC → O04.89
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byinfectiongenital tract or pelvic → O04.5
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byvenous complication NECembolism (air) (amniotic fluid) (blood clot) (fat) (pulmonary) (septic) (soap) → O04.7
  • Abortion (complete) (spontaneous)induced (encounter for)complicated byinfectionurinary tract → O04.88

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

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