DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

O22 Venous complications and hemorrhoids in pregnancy

  • Header · not billable

O22 is not billable. The category heads 32 billable codes in FY2027, grouped under 8 subdivisions.

Index → code

  • Phlebopathy,gestational → O22.9-
  • Thrombophlebitisantepartum → O22.2-
  • Milk-leg (deep vessels) (nonpuerperal)complicating pregnancy → O22.3-

Where it sits

  1. Chapter 15 Pregnancy, childbirth and the puerperium (O00-O9A)
  2. O20-O29 Other maternal disorders predominantly related to pregnancy (O20-O29)
  3. O22 Venous complications and hemorrhoids in pregnancy
Billable codes
32
Subdivisions
8
CC / MCC codes
18 / 3
HCC V28 codes
0
New FY2027
0
Index entries
27

Codes in O22

  1. O22.0
    Varicose veins of lower extremity in pregnancy
    Header
    Inclusion terms 1

    Inclusion terms

    • Varicose veins NOS in pregnancy
  2. O22.00
    Varicose veins of lower extremity in pregnancy, unspecified trimester
    Billable
  3. O22.01
    Varicose veins of lower extremity in pregnancy, first trimester
    Billable
  4. O22.02
    Varicose veins of lower extremity in pregnancy, second trimester
    Billable
  5. O22.03
    Varicose veins of lower extremity in pregnancy, third trimester
    Billable
  6. O22.1
    Genital varices in pregnancy
    Header
    Inclusion terms 3

    Inclusion terms

    • Perineal varices in pregnancy
    • Vaginal varices in pregnancy
    • Vulval varices in pregnancy
  7. O22.10
    Genital varices in pregnancy, unspecified trimester
    Billable
  8. O22.11
    Genital varices in pregnancy, first trimester
    Billable
  9. O22.12
    Genital varices in pregnancy, second trimester
    Billable
  10. O22.13
    Genital varices in pregnancy, third trimester
    Billable
  11. O22.2
    Superficial thrombophlebitis in pregnancy
    Header
    Inclusion terms 3, Use additional code 1

    Inclusion terms

    • Phlebitis in pregnancy NOS
    • Thrombophlebitis of legs in pregnancy
    • Thrombosis in pregnancy NOS

    Use additional code

    • code to identify the superficial thrombophlebitis (I80.0-) I80.0
  12. O22.20
    Superficial thrombophlebitis in pregnancy, unspecified trimester
    BillableCC
  13. O22.21
    Superficial thrombophlebitis in pregnancy, first trimester
    BillableCC
  14. O22.22
    Superficial thrombophlebitis in pregnancy, second trimester
    BillableCC
  15. O22.23
    Superficial thrombophlebitis in pregnancy, third trimester
    BillableCC
  16. O22.3
    Deep phlebothrombosis in pregnancy
    Header
    Inclusion terms 1, Use additional code 2

    Inclusion terms

    • Deep vein thrombosis, antepartum

    Use additional code

    • code to identify the deep vein thrombosis (I82.4-, I82.5-, I82.62-, I82.72-) I82.4 I82.5 I82.62 I82.72
    • code, if applicable, for associated long-term (current) use of anticoagulants (Z79.01) Z79.01
  17. O22.30
    Deep phlebothrombosis in pregnancy, unspecified trimester
    BillableCC
  18. O22.31
    Deep phlebothrombosis in pregnancy, first trimester
    BillableMCC
  19. O22.32
    Deep phlebothrombosis in pregnancy, second trimester
    BillableMCC
  20. O22.33
    Deep phlebothrombosis in pregnancy, third trimester
    BillableMCC
  21. O22.4
    Hemorrhoids in pregnancy
    Header
  22. O22.40
    Hemorrhoids in pregnancy, unspecified trimester
    BillableCC
  23. O22.41
    Hemorrhoids in pregnancy, first trimester
    BillableCC
  24. O22.42
    Hemorrhoids in pregnancy, second trimester
    BillableCC
  25. O22.43
    Hemorrhoids in pregnancy, third trimester
    BillableCC
  26. O22.5
    Cerebral venous thrombosis in pregnancy
    Header
    Inclusion terms 1

    Inclusion terms

    • Cerebrovenous sinus thrombosis in pregnancy
  27. O22.50
    Cerebral venous thrombosis in pregnancy, unspecified trimester
    BillableCC
  28. O22.51
    Cerebral venous thrombosis in pregnancy, first trimester
    BillableCC
  29. O22.52
    Cerebral venous thrombosis in pregnancy, second trimester
    BillableCC
  30. O22.53
    Cerebral venous thrombosis in pregnancy, third trimester
    BillableCC
  31. O22.8
    Other venous complications in pregnancy
    Header
  32. O22.8X
    Other venous complications in pregnancy
    Header
  33. O22.8X1
    Other venous complications in pregnancy, first trimester
    BillableCC
  34. O22.8X2
    Other venous complications in pregnancy, second trimester
    BillableCC
  35. O22.8X3
    Other venous complications in pregnancy, third trimester
    BillableCC
  36. O22.8X9
    Other venous complications in pregnancy, unspecified trimester
    BillableCC
  37. O22.9
    Venous complication in pregnancy, unspecified
    Header
    Inclusion terms 3

    Inclusion terms

    • Gestational phlebitis NOS
    • Gestational phlebopathy NOS
    • Gestational thrombosis NOS
  38. O22.90
    Venous complication in pregnancy, unspecified, unspecified trimester
    BillableCC
  39. O22.91
    Venous complication in pregnancy, unspecified, first trimester
    Billable
  40. O22.92
    Venous complication in pregnancy, unspecified, second trimester
    Billable
  41. O22.93
    Venous complication in pregnancy, unspecified, third trimester
    Billable

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 O22

Excludes1

  • venous complications of:
  • abortion NOS (O03.9) O03.9
  • ectopic or molar pregnancy (O08.7) O08.7
  • failed attempted abortion (O07.35) O07.35
  • induced abortion (O04.85) O04.85
  • spontaneous abortion (O03.89) O03.89

Excludes2

  • obstetric pulmonary embolism (O88.-) O88
  • venous complications and hemorrhoids of childbirth and the puerperium (O87.-) O87

Notes that also apply

Block O20-O29 instructions (Excludes2 2): 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

  • Thrombophlebitisantepartum → O22.2-
  • Milk-leg (deep vessels) (nonpuerperal)complicating pregnancy → O22.3-
  • Phlebopathy,gestational → O22.9-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)varicose veins (lower extremities) → O22.0-
  • Varix (lower limb)complicatingpregnancy (lower extremity) → O22.0-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)phlebothrombosis (superficial) → O22.2-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)thrombophlebitis (superficial) → O22.2-
  • Thrombophlebitisantepartumsuperficial → O22.2-
  • Thrombophlebitisantepartumdeep → O22.3-
  • Hemorrhoids (bleeding) (without mention of degree)complicatingpregnancy → O22.4
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)hemorrhoids → O22.4-
  • Thrombophlebitiscavernous (venous) sinuscomplicating pregnancy → O22.5-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)phlebitis → O22.9-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)phlebopathy → O22.9-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)thrombosis → O22.9-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)venous disorders → O22.9-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)varicose veins (lower extremities)legs → O22.0-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)varicose veins (lower extremities)genitals → O22.1-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)varicose veins (lower extremities)perineal → O22.1-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)varicose veins (lower extremities)vaginal or vulval → O22.1-
  • Varix (lower limb)complicatingpregnancy (lower extremity)genital (vagina, vulva or perineum) → O22.1-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)phlebothrombosis (superficial)deep → O22.3-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)thrombosisdeep → O22.3-
  • Varix (lower limb)complicatingpregnancy (lower extremity)anus or rectum → O22.4-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)thrombosiscerebral venous → O22.5-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)thrombosiscerebrovenous sinus → O22.5-
  • Pregnancy (single) (uterine)complicated by (care of) (management affected by)venous disordersspecified NEC → O22.8X-

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

Hierarchy