O26 Maternal care for other conditions predominantly related to pregnancy

Category / Non-billable header 92 subcodes

Block: Other maternal disorders predominantly related to pregnancy (O20-O29)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
O26..0 Excessive weight gain in pregnancy No
O26..00 Excessive weight gain in pregnancy, unspecified trimester Yes
O26..01 Excessive weight gain in pregnancy, first trimester Yes
O26..02 Excessive weight gain in pregnancy, second trimester Yes
O26..03 Excessive weight gain in pregnancy, third trimester Yes
O26..1 Low weight gain in pregnancy No
O26..10 Low weight gain in pregnancy, unspecified trimester Yes
O26..11 Low weight gain in pregnancy, first trimester Yes
O26..12 Low weight gain in pregnancy, second trimester Yes
O26..13 Low weight gain in pregnancy, third trimester Yes
O26..2 Pregnancy care for patient with recurrent pregnancy loss No
O26..20 Pregnancy care for patient with recurrent pregnancy loss, unspecified trimester Yes
O26..21 Pregnancy care for patient with recurrent pregnancy loss, first trimester Yes
O26..22 Pregnancy care for patient with recurrent pregnancy loss, second trimester Yes
O26..23 Pregnancy care for patient with recurrent pregnancy loss, third trimester Yes
O26..3 Retained intrauterine contraceptive device in pregnancy No
O26..30 Retained intrauterine contraceptive device in pregnancy, unspecified trimester Yes
O26..31 Retained intrauterine contraceptive device in pregnancy, first trimester Yes
O26..32 Retained intrauterine contraceptive device in pregnancy, second trimester Yes
O26..33 Retained intrauterine contraceptive device in pregnancy, third trimester Yes
O26..4 Herpes gestationis No
O26..40 Herpes gestationis, unspecified trimester Yes
O26..41 Herpes gestationis, first trimester Yes
O26..42 Herpes gestationis, second trimester Yes
O26..43 Herpes gestationis, third trimester Yes
O26..5 Maternal hypotension syndrome No
O26..50 Maternal hypotension syndrome, unspecified trimester Yes
O26..51 Maternal hypotension syndrome, first trimester Yes
O26..52 Maternal hypotension syndrome, second trimester Yes
O26..53 Maternal hypotension syndrome, third trimester Yes
O26..6 Liver and biliary tract disorders in pregnancy, childbirth and the puerperium No
O26..61 Liver and biliary tract disorders in pregnancy No
O26..611 Liver and biliary tract disorders in pregnancy, first trimester Yes
O26..612 Liver and biliary tract disorders in pregnancy, second trimester Yes
O26..613 Liver and biliary tract disorders in pregnancy, third trimester Yes
O26..619 Liver and biliary tract disorders in pregnancy, unspecified trimester Yes
O26..62 Liver and biliary tract disorders in childbirth Yes
O26..63 Liver and biliary tract disorders in the puerperium Yes
O26..64 Intrahepatic cholestasis of pregnancy No
O26..641 Intrahepatic cholestasis of pregnancy, first trimester Yes
O26..642 Intrahepatic cholestasis of pregnancy, second trimester Yes
O26..643 Intrahepatic cholestasis of pregnancy, third trimester Yes
O26..649 Intrahepatic cholestasis of pregnancy, unspecified trimester Yes
O26..7 Subluxation of symphysis (pubis) in pregnancy, childbirth and the puerperium No
O26..71 Subluxation of symphysis (pubis) in pregnancy No
O26..711 Subluxation of symphysis (pubis) in pregnancy, first trimester Yes
O26..712 Subluxation of symphysis (pubis) in pregnancy, second trimester Yes
O26..713 Subluxation of symphysis (pubis) in pregnancy, third trimester Yes
O26..719 Subluxation of symphysis (pubis) in pregnancy, unspecified trimester Yes
O26..72 Subluxation of symphysis (pubis) in childbirth Yes
O26..73 Subluxation of symphysis (pubis) in the puerperium Yes
O26..8 Other specified pregnancy related conditions No
O26..81 Pregnancy related exhaustion and fatigue No
O26..811 Pregnancy related exhaustion and fatigue, first trimester Yes
O26..812 Pregnancy related exhaustion and fatigue, second trimester Yes
O26..813 Pregnancy related exhaustion and fatigue, third trimester Yes
O26..819 Pregnancy related exhaustion and fatigue, unspecified trimester Yes
O26..82 Pregnancy related peripheral neuritis No
O26..821 Pregnancy related peripheral neuritis, first trimester Yes
O26..822 Pregnancy related peripheral neuritis, second trimester Yes
O26..823 Pregnancy related peripheral neuritis, third trimester Yes
O26..829 Pregnancy related peripheral neuritis, unspecified trimester Yes
O26..83 Pregnancy related renal disease No
O26..831 Pregnancy related renal disease, first trimester Yes
O26..832 Pregnancy related renal disease, second trimester Yes
O26..833 Pregnancy related renal disease, third trimester Yes
O26..839 Pregnancy related renal disease, unspecified trimester Yes
O26..84 Uterine size-date discrepancy complicating pregnancy No
O26..841 Uterine size-date discrepancy, first trimester Yes
O26..842 Uterine size-date discrepancy, second trimester Yes
O26..843 Uterine size-date discrepancy, third trimester Yes
O26..849 Uterine size-date discrepancy, unspecified trimester Yes
O26..85 Spotting complicating pregnancy No
O26..851 Spotting complicating pregnancy, first trimester Yes
O26..852 Spotting complicating pregnancy, second trimester Yes
O26..853 Spotting complicating pregnancy, third trimester Yes
O26..859 Spotting complicating pregnancy, unspecified trimester Yes
O26..86 Pruritic urticarial papules and plaques of pregnancy (PUPPP) Yes
O26..87 Cervical shortening No
O26..872 Cervical shortening, second trimester Yes
O26..873 Cervical shortening, third trimester Yes
O26..879 Cervical shortening, unspecified trimester Yes
O26..89 Other specified pregnancy related conditions No
O26..891 Other specified pregnancy related conditions, first trimester Yes
O26..892 Other specified pregnancy related conditions, second trimester Yes
O26..893 Other specified pregnancy related conditions, third trimester Yes
O26..899 Other specified pregnancy related conditions, unspecified trimester Yes
O26..9 Pregnancy related conditions, unspecified No
O26..90 Pregnancy related conditions, unspecified, unspecified trimester Yes
O26..91 Pregnancy related conditions, unspecified, first trimester Yes
O26..92 Pregnancy related conditions, unspecified, second trimester Yes
O26..93 Pregnancy related conditions, unspecified, third trimester Yes

Last reviewed: September 2026