DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

O03 Spontaneous abortion

  • Header · not billable

O03 is not billable. The category heads 28 billable codes in FY2027, grouped under 10 subdivisions.

Index → code

  • Miscarriage → O03.9
  • Abortion (complete) (spontaneous) → O03.9
  • Abortion (complete) (spontaneous)inevitable → O03.4

Where it sits

  1. Chapter 15 Pregnancy, childbirth and the puerperium (O00-O9A)
  2. O00-O08 Pregnancy with abortive outcome (O00-O08)
  3. O03 Spontaneous abortion
Billable codes
28
Subdivisions
10
CC / MCC codes
19 / 5
HCC V28 codes
0
New FY2027
0
Index entries
71

Codes in O03

  1. O03.0
    Genital tract and pelvic infection following incomplete spontaneous abortion
    BillableCC
    Inclusion terms 6, Excludes1 2

    Inclusion terms

    • Endometritis following incomplete spontaneous abortion
    • Oophoritis following incomplete spontaneous abortion
    • Parametritis following incomplete spontaneous abortion
    • Pelvic peritonitis following incomplete spontaneous abortion
    • Salpingitis following incomplete spontaneous abortion
    • Salpingo-oophoritis following incomplete spontaneous abortion

    Excludes1

    • sepsis following incomplete spontaneous abortion (O03.37) O03.37
    • urinary tract infection following incomplete spontaneous abortion (O03.38) O03.38
  2. O03.1
    Delayed or excessive hemorrhage following incomplete spontaneous abortion
    Billable
    Inclusion terms 4

    Inclusion terms

    • Afibrinogenemia following incomplete spontaneous abortion
    • Defibrination syndrome following incomplete spontaneous abortion
    • Hemolysis following incomplete spontaneous abortion
    • Intravascular coagulation following incomplete spontaneous abortion
  3. O03.2
    Embolism following incomplete spontaneous abortion
    BillableMCC
    Inclusion terms 9

    Inclusion terms

    • Air embolism following incomplete spontaneous abortion
    • Amniotic fluid embolism following incomplete spontaneous abortion
    • Blood-clot embolism following incomplete spontaneous abortion
    • Embolism NOS following incomplete spontaneous abortion
    • Fat embolism following incomplete spontaneous abortion
    • Pulmonary embolism following incomplete spontaneous abortion
    • Pyemic embolism following incomplete spontaneous abortion
    • Septic or septicopyemic embolism following incomplete spontaneous abortion
    • Soap embolism following incomplete spontaneous abortion
  4. O03.3
    Other and unspecified complications following incomplete spontaneous abortion
    Header
  5. O03.30
    Unspecified complication following incomplete spontaneous abortion
    BillableCC
  6. O03.31
    Shock following incomplete spontaneous abortion
    BillableMCC
    Inclusion terms 2, Excludes1 1

    Inclusion terms

    • Circulatory collapse following incomplete spontaneous abortion
    • Shock (postprocedural) following incomplete spontaneous abortion

    Excludes1

    • shock due to infection following incomplete spontaneous abortion (O03.37) O03.37
  7. O03.32
    Renal failure following incomplete spontaneous abortion
    BillableMCC
    Inclusion terms 5

    Inclusion terms

    • Kidney failure (acute) following incomplete spontaneous abortion
    • Oliguria following incomplete spontaneous abortion
    • Renal shutdown following incomplete spontaneous abortion
    • Renal tubular necrosis following incomplete spontaneous abortion
    • Uremia following incomplete spontaneous abortion
  8. O03.33
    Metabolic disorder following incomplete spontaneous abortion
    BillableCC
  9. O03.34
    Damage to pelvic organs following incomplete spontaneous abortion
    BillableCC
    Inclusion terms 7

    Inclusion terms

    • Laceration, perforation, tear or chemical damage of bladder following incomplete spontaneous abortion
    • Laceration, perforation, tear or chemical damage of bowel following incomplete spontaneous abortion
    • Laceration, perforation, tear or chemical damage of broad ligament following incomplete spontaneous abortion
    • Laceration, perforation, tear or chemical damage of cervix following incomplete spontaneous abortion
    • Laceration, perforation, tear or chemical damage of periurethral tissue following incomplete spontaneous abortion
    • Laceration, perforation, tear or chemical damage of uterus following incomplete spontaneous abortion
    • Laceration, perforation, tear or chemical damage of vagina following incomplete spontaneous abortion
  10. O03.35
    Other venous complications following incomplete spontaneous abortion
    BillableCC
  11. O03.36
    Cardiac arrest following incomplete spontaneous abortion
    BillableCC
  12. O03.37
    Sepsis following incomplete spontaneous abortion
    BillableCC
    Excludes1 1, Use additional code 2

    Excludes1

    • septic or septicopyemic embolism following incomplete spontaneous abortion (O03.2) O03.2

    Use additional code

    • code to identify infectious agent (B95-B97) B95 B97
    • code to identify severe sepsis, if applicable (R65.2-) R65.2
  13. O03.38
    Urinary tract infection following incomplete spontaneous abortion
    BillableCC
    Inclusion terms 1

    Inclusion terms

    • Cystitis following incomplete spontaneous abortion
  14. O03.39
    Incomplete spontaneous abortion with other complications
    BillableCC
  15. O03.4
    Incomplete spontaneous abortion without complication
    Billable
  16. O03.5
    Genital tract and pelvic infection following complete or unspecified spontaneous abortion
    BillableCC
    Inclusion terms 6, Excludes1 2

    Inclusion terms

    • Endometritis following complete or unspecified spontaneous abortion
    • Oophoritis following complete or unspecified spontaneous abortion
    • Parametritis following complete or unspecified spontaneous abortion
    • Pelvic peritonitis following complete or unspecified spontaneous abortion
    • Salpingitis following complete or unspecified spontaneous abortion
    • Salpingo-oophoritis following complete or unspecified spontaneous abortion

    Excludes1

    • sepsis following complete or unspecified spontaneous abortion (O03.87) O03.87
    • urinary tract infection following complete or unspecified spontaneous abortion (O03.88) O03.88
  17. O03.6
    Delayed or excessive hemorrhage following complete or unspecified spontaneous abortion
    Billable
    Inclusion terms 4

    Inclusion terms

    • Afibrinogenemia following complete or unspecified spontaneous abortion
    • Defibrination syndrome following complete or unspecified spontaneous abortion
    • Hemolysis following complete or unspecified spontaneous abortion
    • Intravascular coagulation following complete or unspecified spontaneous abortion
  18. O03.7
    Embolism following complete or unspecified spontaneous abortion
    BillableCC
    Inclusion terms 9

    Inclusion terms

    • Air embolism following complete or unspecified spontaneous abortion
    • Amniotic fluid embolism following complete or unspecified spontaneous abortion
    • Blood-clot embolism following complete or unspecified spontaneous abortion
    • Embolism NOS following complete or unspecified spontaneous abortion
    • Fat embolism following complete or unspecified spontaneous abortion
    • Pulmonary embolism following complete or unspecified spontaneous abortion
    • Pyemic embolism following complete or unspecified spontaneous abortion
    • Septic or septicopyemic embolism following complete or unspecified spontaneous abortion
    • Soap embolism following complete or unspecified spontaneous abortion
  19. O03.8
    Other and unspecified complications following complete or unspecified spontaneous abortion
    Header
  20. O03.80
    Unspecified complication following complete or unspecified spontaneous abortion
    BillableCC
  21. O03.81
    Shock following complete or unspecified spontaneous abortion
    BillableMCC
    Inclusion terms 2, Excludes1 1

    Inclusion terms

    • Circulatory collapse following complete or unspecified spontaneous abortion
    • Shock (postprocedural) following complete or unspecified spontaneous abortion

    Excludes1

    • shock due to infection following complete or unspecified spontaneous abortion (O03.87) O03.87
  22. O03.82
    Renal failure following complete or unspecified spontaneous abortion
    BillableMCC
    Inclusion terms 5

    Inclusion terms

    • Kidney failure (acute) following complete or unspecified spontaneous abortion
    • Oliguria following complete or unspecified spontaneous abortion
    • Renal shutdown following complete or unspecified spontaneous abortion
    • Renal tubular necrosis following complete or unspecified spontaneous abortion
    • Uremia following complete or unspecified spontaneous abortion
  23. O03.83
    Metabolic disorder following complete or unspecified spontaneous abortion
    BillableCC
  24. O03.84
    Damage to pelvic organs following complete or unspecified spontaneous abortion
    BillableCC
    Inclusion terms 7

    Inclusion terms

    • Laceration, perforation, tear or chemical damage of bladder following complete or unspecified spontaneous abortion
    • Laceration, perforation, tear or chemical damage of bowel following complete or unspecified spontaneous abortion
    • Laceration, perforation, tear or chemical damage of broad ligament following complete or unspecified spontaneous abortion
    • Laceration, perforation, tear or chemical damage of cervix following complete or unspecified spontaneous abortion
    • Laceration, perforation, tear or chemical damage of periurethral tissue following complete or unspecified spontaneous abortion
    • Laceration, perforation, tear or chemical damage of uterus following complete or unspecified spontaneous abortion
    • Laceration, perforation, tear or chemical damage of vagina following complete or unspecified spontaneous abortion
  25. O03.85
    Other venous complications following complete or unspecified spontaneous abortion
    BillableCC
  26. O03.86
    Cardiac arrest following complete or unspecified spontaneous abortion
    BillableCC
  27. O03.87
    Sepsis following complete or unspecified spontaneous abortion
    BillableCC
    Excludes1 1, Use additional code 2

    Excludes1

    • septic or septicopyemic embolism following complete or unspecified spontaneous abortion (O03.7) O03.7

    Use additional code

    • code to identify infectious agent (B95-B97) B95 B97
    • code to identify severe sepsis, if applicable (R65.2-) R65.2
  28. O03.88
    Urinary tract infection following complete or unspecified spontaneous abortion
    BillableCC
    Inclusion terms 1

    Inclusion terms

    • Cystitis following complete or unspecified spontaneous abortion
  29. O03.89
    Complete or unspecified spontaneous abortion with other complications
    BillableCC
  30. O03.9
    Complete or unspecified spontaneous abortion without complication
    Billable
    Inclusion terms 2

    Inclusion terms

    • Miscarriage NOS
    • Spontaneous abortion NOS

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 O03

Notes

  • Incomplete abortion includes retained products of conception following spontaneous abortion

Includes

  • miscarriage

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) → O03.9
  • Miscarriage → O03.9
  • Abortion (complete) (spontaneous)incomplete (spontaneous) → O03.4
  • Abortion (complete) (spontaneous)inevitable → O03.4
  • Abortion (complete) (spontaneous)complicated (by) (following) → O03.80
  • Abortion (complete) (spontaneous)incomplete (spontaneous)complicated (by) (following) → O03.30
  • Abortion (complete) (spontaneous)complicated (by) (following)endometritis → O03.5
  • Abortion (complete) (spontaneous)complicated (by) (following)genital tract and pelvic infection → O03.5
  • Abortion (complete) (spontaneous)complicated (by) (following)oophoritis → O03.5
  • Abortion (complete) (spontaneous)complicated (by) (following)parametritis → O03.5
  • Abortion (complete) (spontaneous)complicated (by) (following)pelvic peritonitis → O03.5
  • Abortion (complete) (spontaneous)complicated (by) (following)salpingitis or salpingo-oophoritis → O03.5
  • Abortion (complete) (spontaneous)complicated (by) (following)afibrinogenemia → O03.6
  • Abortion (complete) (spontaneous)complicated (by) (following)defibrination syndrome → O03.6
  • Abortion (complete) (spontaneous)complicated (by) (following)hemolysis → O03.6
  • Abortion (complete) (spontaneous)complicated (by) (following)hemorrhage (delayed) (excessive) → O03.6
  • Abortion (complete) (spontaneous)complicated (by) (following)intravascular coagulation → O03.6
  • Abortion (complete) (spontaneous)complicated (by) (following)embolism (air) (amniotic fluid) (blood clot) (fat) (pulmonary) (septic) (soap) → O03.7
  • Abortion (complete) (spontaneous)complicated (by) (following)circulatory collapse → O03.81
  • Abortion (complete) (spontaneous)complicated (by) (following)shock → O03.81
  • Abortion (complete) (spontaneous)complicated (by) (following)oliguria → O03.82
  • Abortion (complete) (spontaneous)complicated (by) (following)renal failure or shutdown → O03.82
  • Abortion (complete) (spontaneous)complicated (by) (following)tubular necrosis (renal) → O03.82
  • Abortion (complete) (spontaneous)complicated (by) (following)uremia → O03.82
  • Abortion (complete) (spontaneous)complicated (by) (following)electrolyte imbalance → O03.83
  • Abortion (complete) (spontaneous)complicated (by) (following)metabolic disorder → O03.83
  • Abortion (complete) (spontaneous)complicated (by) (following)chemical damage of pelvic organ(s) → O03.84
  • Abortion (complete) (spontaneous)complicated (by) (following)laceration of pelvic organ(s) → O03.84
  • Abortion (complete) (spontaneous)complicated (by) (following)perforation of pelvic organ(s) → O03.84
  • Abortion (complete) (spontaneous)complicated (by) (following)venous complication NEC → O03.85
  • Abortion (complete) (spontaneous)complicated (by) (following)cardiac arrest → O03.86
  • Abortion (complete) (spontaneous)complicated (by) (following)sepsis → O03.87
  • Abortion (complete) (spontaneous)complicated (by) (following)cystitis → O03.88
  • Abortion (complete) (spontaneous)complicated (by) (following)urinary tract infection → O03.88
  • Abortion (complete) (spontaneous)complicated (by) (following)specified condition NEC → O03.89
  • Threatenedabortionwith subsequent abortion → O03.9
  • Abortion (complete) (spontaneous)incomplete (spontaneous)complicated (by) (following)endometritis → O03.0
  • Abortion (complete) (spontaneous)incomplete (spontaneous)complicated (by) (following)genital tract and pelvic infection → O03.0
  • Abortion (complete) (spontaneous)incomplete (spontaneous)complicated (by) (following)oophoritis → O03.0
  • Abortion (complete) (spontaneous)incomplete (spontaneous)complicated (by) (following)parametritis → O03.0

31 more, longer entries are not listed; the search box finds them by word.

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