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ICD-10-CM 2027 · O20-O29

Other maternal disorders predominantly related to pregnancy

Part of chapter 15, pregnancy, childbirth and the puerperium.

About O20-O29

Block O20-O29 contains 9 categories and 260 billable codes for FY2027. No codes here changed in the FY2027 update. 7 codes are MCCs and 85 are CCs when reported as secondary diagnoses.

O20Hemorrhage in early pregnancy

O21Excessive vomiting in pregnancy

O22Venous complications and hemorrhoids in pregnancy

O23Infections of genitourinary tract in pregnancy

O24Diabetes mellitus in pregnancy, childbirth, and the puerperium

O25Malnutrition in pregnancy, childbirth and the puerperium

O26Maternal care for other conditions predominantly related to pregnancy

O28Abnormal findings on antenatal screening of mother

O29Complications of anesthesia during pregnancy

Block notes

Excludes2
  • maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
  • maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99)