2026 ICD-10-CM Diagnosis Code O22Venous complications and hemorrhoids in pregnancy

ICD-10-CM Codes›O00-O9A›O20-O29›O22

ICD-10-CM O22
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

O22 is a non-billable ICD-10-CM category code for venous complications and hemorrhoids in pregnancy, so it cannot be submitted on claims. Use a more specific code from this category instead, such as O22.00, O22.01, O22.02, and O22.03.

Code Identity

ICD-10-CM Code
O22
Billable Status
No — Non-Billable Category
Code Describes
Venous complications and hemorrhoids in pregnancy
Short Description
Venous complications and hemorrhoids in pregnancy
Same as the full description in the CMS dataset.
Chapter
O20-O29
Other maternal disorders predominantly related to pregnancy

Code Classification

ChapterO00-O9APregnancy, childbirth and the puerperium
SectionO20-O29Other maternal disorders predominantly related to pregnancy
CategoryO22Venous complications and hemorrhoids in pregnancy
This CodeO22Venous complications and hemorrhoids in pregnancy

Specific Coding for Venous complications and hemorrhoids in pregnancyOverview

Non-specific codes like O22 require more characters. Use one of these billable codes instead:

  • O22.0 for Varicose veins of lower extremity in pregnancy

  • Use O22.00 for Varicose veins of lower extremity in pregnancy, unspecified trimester

  • Use O22.01 for Varicose veins of lower extremity in pregnancy, first trimester

  • Use O22.02 for Varicose veins of lower extremity in pregnancy, second trimester

  • Use O22.03 for Varicose veins of lower extremity in pregnancy, third trimester

  • O22.1 for Genital varices in pregnancy

  • Use O22.10 for Genital varices in pregnancy, unspecified trimester

  • Use O22.11 for Genital varices in pregnancy, first trimester

  • Use O22.12 for Genital varices in pregnancy, second trimester

  • Use O22.13 for Genital varices in pregnancy, third trimester

  • O22.2 for Superficial thrombophlebitis in pregnancy

  • Use O22.20 for Superficial thrombophlebitis in pregnancy, unspecified trimester

  • Use O22.21 for Superficial thrombophlebitis in pregnancy, first trimester

  • Use O22.22 for Superficial thrombophlebitis in pregnancy, second trimester

  • Use O22.23 for Superficial thrombophlebitis in pregnancy, third trimester

  • O22.3 for Deep phlebothrombosis in pregnancy

  • Use O22.30 for Deep phlebothrombosis in pregnancy, unspecified trimester

  • Use O22.31 for Deep phlebothrombosis in pregnancy, first trimester

  • Use O22.32 for Deep phlebothrombosis in pregnancy, second trimester

  • Use O22.33 for Deep phlebothrombosis in pregnancy, third trimester

  • O22.4 for Hemorrhoids in pregnancy

  • Use O22.40 for Hemorrhoids in pregnancy, unspecified trimester

  • Use O22.41 for Hemorrhoids in pregnancy, first trimester

  • Use O22.42 for Hemorrhoids in pregnancy, second trimester

  • Use O22.43 for Hemorrhoids in pregnancy, third trimester

  • O22.5 for Cerebral venous thrombosis in pregnancy

  • Use O22.50 for Cerebral venous thrombosis in pregnancy, unspecified trimester

  • Use O22.51 for Cerebral venous thrombosis in pregnancy, first trimester

  • Use O22.52 for Cerebral venous thrombosis in pregnancy, second trimester

  • Use O22.53 for Cerebral venous thrombosis in pregnancy, third trimester

  • O22.8 for Other venous complications in pregnancy

  • O22.8X for Other venous complications in pregnancy

  • O22.9 for Venous complication in pregnancy, unspecified

  • Use O22.90 for Venous complication in pregnancy, unspecified, unspecified trimester

  • Use O22.91 for Venous complication in pregnancy, unspecified, first trimester

  • Use O22.92 for Venous complication in pregnancy, unspecified, second trimester

  • Use O22.93 for Venous complication in pregnancy, unspecified, third trimester

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 1 Excludes

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

Type 2 Excludes

  • obstetric pulmonary embolism O88
  • venous complications and hemorrhoids of childbirth and the puerperium O87

Patient EducationClinical

Health Problems in Pregnancy

A health problem in pregnancy is any disease or condition that could affect your health or the health of your fetus. Some health problems may make it more likely that you will have a high-risk pregnancy. A high-risk pregnancy is one in which you, your fetus, or both are at higher risk for health problems than in a typical pregnancy.

The full article covers:

  • What are health problems in pregnancy?
  • What raises my risk for health problems during pregnancy?
  • Can chronic health conditions cause problems in pregnancy?
  • Can health problems in pregnancy be prevented?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About O22Overview

Is O22 (Venous complications and hemorrhoids in pregnancy) a billable code?

No. This is a category header that groups the codes for venous complications and hemorrhoids in pregnancy, and headers cannot be submitted on claims. Claims for venous complications and hemorrhoids in pregnancy need a more specific code from this category, such as O22.00, O22.01, and O22.02.