DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

O9A Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

  • Header · not billable

O9A is not billable. The category heads 30 billable codes in FY2027, grouped under 5 subdivisions.

Index → code

  • Puerperal, puerperium (complicated by, complications)malignancy → O9A.13
  • Puerperal, puerperium (complicated by, complications)trauma, non-obstetric → O9A.23
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)poisoning → O9A.21-

Where it sits

  1. Chapter 15 Pregnancy, childbirth and the puerperium (O00-O9A)
  2. O94-O9A Other obstetric conditions, not elsewhere classified (O94-O9A)
  3. O9A Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
Billable codes
30
Subdivisions
5
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
25

Codes in O9A

  1. O9A.1
    Malignant neoplasm complicating pregnancy, childbirth and the puerperium
    Header
    Inclusion terms 1, Excludes2 2, Use additional code 1

    Inclusion terms

    Excludes2

    • maternal care for benign tumor of corpus uteri (O34.1-) O34.1
    • maternal care for benign tumor of cervix (O34.4-) O34.4

    Use additional code

    • code to identify neoplasm
  2. O9A.11
    Malignant neoplasm complicating pregnancy
    Header
  3. O9A.111
    Malignant neoplasm complicating pregnancy, first trimester
    Billable
  4. O9A.112
    Malignant neoplasm complicating pregnancy, second trimester
    Billable
  5. O9A.113
    Malignant neoplasm complicating pregnancy, third trimester
    Billable
  6. O9A.119
    Malignant neoplasm complicating pregnancy, unspecified trimester
    Billable
  7. O9A.12
    Malignant neoplasm complicating childbirth
    Billable
  8. O9A.13
    Malignant neoplasm complicating the puerperium
    Billable
  9. O9A.2
    Injury, poisoning and certain other consequences of external causes complicating pregnancy, childbirth and the puerperium
    Header
    Inclusion terms 1, Excludes2 1, Use additional code 1

    Inclusion terms

    Excludes2

    • physical, sexual and psychological abuse complicating pregnancy, childbirth and the puerperium (O9A.3-, O9A.4-, O9A.5-) O9A.3 O9A.4 O9A.5

    Use additional code

    • code(s) to identify the injury or poisoning
  10. O9A.21
    Injury, poisoning and certain other consequences of external causes complicating pregnancy
    Header
  11. O9A.211
    Injury, poisoning and certain other consequences of external causes complicating pregnancy, first trimester
    Billable
  12. O9A.212
    Injury, poisoning and certain other consequences of external causes complicating pregnancy, second trimester
    Billable
  13. O9A.213
    Injury, poisoning and certain other consequences of external causes complicating pregnancy, third trimester
    Billable
  14. O9A.219
    Injury, poisoning and certain other consequences of external causes complicating pregnancy, unspecified trimester
    Billable
  15. O9A.22
    Injury, poisoning and certain other consequences of external causes complicating childbirth
    Billable
  16. O9A.23
    Injury, poisoning and certain other consequences of external causes complicating the puerperium
    Billable
  17. O9A.3
    Physical abuse complicating pregnancy, childbirth and the puerperium
    Header
    Inclusion terms 1, Excludes2 1, Use additional code 3

    Inclusion terms

    Excludes2

    • sexual abuse complicating pregnancy, childbirth and the puerperium (O9A.4) O9A.4

    Use additional code

    • code (if applicable):
    • to identify any associated current injury due to physical abuse
    • to identify the perpetrator of abuse (Y07.-) Y07
  18. O9A.31
    Physical abuse complicating pregnancy
    Header
  19. O9A.311
    Physical abuse complicating pregnancy, first trimester
    Billable
  20. O9A.312
    Physical abuse complicating pregnancy, second trimester
    Billable
  21. O9A.313
    Physical abuse complicating pregnancy, third trimester
    Billable
  22. O9A.319
    Physical abuse complicating pregnancy, unspecified trimester
    Billable
  23. O9A.32
    Physical abuse complicating childbirth
    Billable
  24. O9A.33
    Physical abuse complicating the puerperium
    Billable
  25. O9A.4
    Sexual abuse complicating pregnancy, childbirth and the puerperium
    Header
    Inclusion terms 1, Use additional code 3

    Inclusion terms

    Use additional code

    • code (if applicable):
    • to identify any associated current injury due to sexual abuse
    • to identify the perpetrator of abuse (Y07.-) Y07
  26. O9A.41
    Sexual abuse complicating pregnancy
    Header
  27. O9A.411
    Sexual abuse complicating pregnancy, first trimester
    Billable
  28. O9A.412
    Sexual abuse complicating pregnancy, second trimester
    Billable
  29. O9A.413
    Sexual abuse complicating pregnancy, third trimester
    Billable
  30. O9A.419
    Sexual abuse complicating pregnancy, unspecified trimester
    Billable
  31. O9A.42
    Sexual abuse complicating childbirth
    Billable
  32. O9A.43
    Sexual abuse complicating the puerperium
    Billable
  33. O9A.5
    Psychological abuse complicating pregnancy, childbirth and the puerperium
    Header
    Inclusion terms 1, Use additional code 1

    Inclusion terms

    Use additional code

    • code to identify the perpetrator of abuse (Y07.-) Y07
  34. O9A.51
    Psychological abuse complicating pregnancy
    Header
  35. O9A.511
    Psychological abuse complicating pregnancy, first trimester
    Billable
  36. O9A.512
    Psychological abuse complicating pregnancy, second trimester
    Billable
  37. O9A.513
    Psychological abuse complicating pregnancy, third trimester
    Billable
  38. O9A.519
    Psychological abuse complicating pregnancy, unspecified trimester
    Billable
  39. O9A.52
    Psychological abuse complicating childbirth
    Billable
  40. O9A.53
    Psychological abuse complicating the puerperium
    Billable

Sources of each column.

Instructions

Notes that also apply

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

Index entries

  • Puerperal, puerperium (complicated by, complications)malignancy → O9A.13
  • Puerperal, puerperium (complicated by, complications)trauma, non-obstetric → O9A.23
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)injury or poisoning (conditions in S00-T88) → O9A.21-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)overdose, drug → O9A.21-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)poisoning → O9A.21-
  • Puerperal, puerperium (complicated by, complications)trauma, non-obstetriccaused by abuse (physical) (suspected) → O9A.33
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)neoplasmmalignant → O9A.11-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)tumor (benign)malignant → O9A.11-
  • Delivery (childbirth) (labor)complicatedbymalignancy → O9A.12
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)abusephysical → O9A.31-
  • Puerperal, puerperium (complicated by, complications)trauma, non-obstetriccaused by abuse (physical) (suspected)confirmed → O9A.33
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)abusesexual → O9A.41-
  • Puerperal, puerperium (complicated by, complications)trauma, non-obstetriccaused by abuse (physical) (suspected)sexual (suspected) → O9A.43
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)abusepsychological → O9A.51-
  • Puerperal, puerperium (complicated by, complications)trauma, non-obstetriccaused by abuse (physical) (suspected)psychological (suspected) → O9A.53
  • Delivery (childbirth) (labor)complicatedbyinjury (to mother)nonobstetric → O9A.22
  • Delivery (childbirth) (labor)complicatedbytrauma (obstetrical)non-obstetric → O9A.22
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)injury or poisoning (conditions in S00-T88)due to abusephysical → O9A.31-
  • Delivery (childbirth) (labor)complicatedbyabusephysical → O9A.32
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)injury or poisoning (conditions in S00-T88)due to abusesexual → O9A.41-
  • Delivery (childbirth) (labor)complicatedbyabusesexual → O9A.42
  • Puerperal, puerperium (complicated by, complications)trauma, non-obstetriccaused by abuse (physical) (suspected)sexual (suspected)confirmed → O9A.43
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)injury or poisoning (conditions in S00-T88)due to abusepsychological → O9A.51-
  • Delivery (childbirth) (labor)complicatedbyabusepsychological → O9A.52
  • Puerperal, puerperium (complicated by, complications)trauma, non-obstetriccaused by abuse (physical) (suspected)psychological (suspected)confirmed → O9A.53

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

Hierarchy