| O1402 | Mild to moderate pre-eclampsia, second trimester |
| O1403 | Mild to moderate pre-eclampsia, third trimester |
| O1492 | Unspecified pre-eclampsia, second trimester |
| O1493 | Unspecified pre-eclampsia, third trimester |
| O161 | Unspecified maternal hypertension, first trimester |
| O162 | Unspecified maternal hypertension, second trimester |
| O163 | Unspecified maternal hypertension, third trimester |
| O200 | Threatened abortion |
| O209 | Hemorrhage in early pregnancy, unspecified |
| O2220 | Superficial thrombophlebitis in pregnancy, unspecified trimester |
| O2221 | Superficial thrombophlebitis in pregnancy, first trimester |
| O2222 | Superficial thrombophlebitis in pregnancy, second trimester |
| O2223 | Superficial thrombophlebitis in pregnancy, third trimester |
| O2230 | Deep phlebothrombosis in pregnancy, unspecified trimester |
| O2240 | Hemorrhoids in pregnancy, unspecified trimester |
| O2241 | Hemorrhoids in pregnancy, first trimester |
| O2242 | Hemorrhoids in pregnancy, second trimester |
| O2243 | Hemorrhoids in pregnancy, third trimester |
| O2250 | Cerebral venous thrombosis in pregnancy, unspecified trimester |
| O2251 | Cerebral venous thrombosis in pregnancy, first trimester |
| O2252 | Cerebral venous thrombosis in pregnancy, second trimester |
| O2253 | Cerebral venous thrombosis in pregnancy, third trimester |
| O228X1 | Other venous complications in pregnancy, first trimester |
| O228X2 | Other venous complications in pregnancy, second trimester |
| O228X3 | Other venous complications in pregnancy, third trimester |
| O228X9 | Other venous complications in pregnancy, unspecified trimester |
| O2290 | Venous complication in pregnancy, unspecified, unspecified trimester |
| O2301 | Infections of kidney in pregnancy, first trimester |
| O2302 | Infections of kidney in pregnancy, second trimester |
| O2303 | Infections of kidney in pregnancy, third trimester |
| O2311 | Infections of bladder in pregnancy, first trimester |
| O2312 | Infections of bladder in pregnancy, second trimester |
| O2313 | Infections of bladder in pregnancy, third trimester |
| O2321 | Infections of urethra in pregnancy, first trimester |
| O2322 | Infections of urethra in pregnancy, second trimester |
| O2323 | Infections of urethra in pregnancy, third trimester |
| O2331 | Infections of other parts of urinary tract in pregnancy, first trimester |
| O2332 | Infections of other parts of urinary tract in pregnancy, second trimester |
| O2333 | Infections of other parts of urinary tract in pregnancy, third trimester |
| O2341 | Unspecified infection of urinary tract in pregnancy, first trimester |
| O2342 | Unspecified infection of urinary tract in pregnancy, second trimester |
| O2343 | Unspecified infection of urinary tract in pregnancy, third trimester |
| O23511 | Infections of cervix in pregnancy, first trimester |
| O23512 | Infections of cervix in pregnancy, second trimester |
| O23513 | Infections of cervix in pregnancy, third trimester |
| O23521 | Salpingo-oophoritis in pregnancy, first trimester |
| O23522 | Salpingo-oophoritis in pregnancy, second trimester |
| O23523 | Salpingo-oophoritis in pregnancy, third trimester |
| O23591 | Infection of other part of genital tract in pregnancy, first trimester |
| O23592 | Infection of other part of genital tract in pregnancy, second trimester |
| O23593 | Infection of other part of genital tract in pregnancy, third trimester |
| O2391 | Unspecified genitourinary tract infection in pregnancy, first trimester |
| O2392 | Unspecified genitourinary tract infection in pregnancy, second trimester |
| O2393 | Unspecified genitourinary tract infection in pregnancy, third trimester |
| O24011 | Pre-existing type 1 diabetes mellitus, in pregnancy, first trimester |
| O24012 | Pre-existing type 1 diabetes mellitus, in pregnancy, second trimester |
| O24013 | Pre-existing type 1 diabetes mellitus, in pregnancy, third trimester |
| O24019 | Pre-existing type 1 diabetes mellitus, in pregnancy, unspecified trimester |
| O2403 | Pre-existing type 1 diabetes mellitus, in the puerperium |
| O24111 | Pre-existing type 2 diabetes mellitus, in pregnancy, first trimester |
| O24112 | Pre-existing type 2 diabetes mellitus, in pregnancy, second trimester |
| O24113 | Pre-existing type 2 diabetes mellitus, in pregnancy, third trimester |
| O24119 | Pre-existing type 2 diabetes mellitus, in pregnancy, unspecified trimester |
| O2413 | Pre-existing type 2 diabetes mellitus, in the puerperium |
| O24311 | Unspecified pre-existing diabetes mellitus in pregnancy, first trimester |
| O24312 | Unspecified pre-existing diabetes mellitus in pregnancy, second trimester |
| O24313 | Unspecified pre-existing diabetes mellitus in pregnancy, third trimester |
| O24319 | Unspecified pre-existing diabetes mellitus in pregnancy, unspecified trimester |
| O2433 | Unspecified pre-existing diabetes mellitus in the puerperium |
| O24811 | Other pre-existing diabetes mellitus in pregnancy, first trimester |
| O24812 | Other pre-existing diabetes mellitus in pregnancy, second trimester |
| O24813 | Other pre-existing diabetes mellitus in pregnancy, third trimester |
| O24819 | Other pre-existing diabetes mellitus in pregnancy, unspecified trimester |
| O2483 | Other pre-existing diabetes mellitus in the puerperium |
| O24911 | Unspecified diabetes mellitus in pregnancy, first trimester |
| O24912 | Unspecified diabetes mellitus in pregnancy, second trimester |
| O24913 | Unspecified diabetes mellitus in pregnancy, third trimester |
| O24919 | Unspecified diabetes mellitus in pregnancy, unspecified trimester |
| O2493 | Unspecified diabetes mellitus in the puerperium |
| O26611 | Liver and biliary tract disorders in pregnancy, first trimester |
| O26612 | Liver and biliary tract disorders in pregnancy, second trimester |
| O26613 | Liver and biliary tract disorders in pregnancy, third trimester |
| O2662 | Liver and biliary tract disorders in childbirth |
| O26831 | Pregnancy related renal disease, first trimester |
| O26832 | Pregnancy related renal disease, second trimester |
| O26833 | Pregnancy related renal disease, third trimester |
| O26872 | Cervical shortening, second trimester |
| O26873 | Cervical shortening, third trimester |
| O26879 | Cervical shortening, unspecified trimester |
| O30101 | Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester |
| O30102 | Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester |
| O30103 | Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester |
| O30111 | Triplet pregnancy with two or more monochorionic fetuses, first trimester |
| O30112 | Triplet pregnancy with two or more monochorionic fetuses, second trimester |
| O30113 | Triplet pregnancy with two or more monochorionic fetuses, third trimester |
| O30121 | Triplet pregnancy with two or more monoamniotic fetuses, first trimester |
| O30122 | Triplet pregnancy with two or more monoamniotic fetuses, second trimester |
| O30123 | Triplet pregnancy with two or more monoamniotic fetuses, third trimester |
| O30131 | Triplet pregnancy, trichorionic/triamniotic, first trimester |
| O30132 | Triplet pregnancy, trichorionic/triamniotic, second trimester |
| O30133 | Triplet pregnancy, trichorionic/triamniotic, third trimester |
| O30191 | Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester |
| O30192 | Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester |
| O30193 | Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimester |
| O30201 | Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester |
| O30202 | Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester |
| O30203 | Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester |
| O30211 | Quadruplet pregnancy with two or more monochorionic fetuses, first trimester |
| O30212 | Quadruplet pregnancy with two or more monochorionic fetuses, second trimester |
| O30213 | Quadruplet pregnancy with two or more monochorionic fetuses, third trimester |
| O30221 | Quadruplet pregnancy with two or more monoamniotic fetuses, first trimester |
| O30222 | Quadruplet pregnancy with two or more monoamniotic fetuses, second trimester |
| O30223 | Quadruplet pregnancy with two or more monoamniotic fetuses, third trimester |
| O30231 | Quadruplet pregnancy, quadrachorionic/quadra-amniotic, first trimester |
| O30232 | Quadruplet pregnancy, quadrachorionic/quadra-amniotic, second trimester |
| O30233 | Quadruplet pregnancy, quadrachorionic/quadra-amniotic, third trimester |
| O30291 | Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester |
| O30292 | Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester |
| O30293 | Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimester |
| O30801 | Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs, first trimester |
| O30802 | Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs, second trimester |
| O30803 | Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs, third trimester |
| O30811 | Other specified multiple gestation with two or more monochorionic fetuses, first trimester |
| O30812 | Other specified multiple gestation with two or more monochorionic fetuses, second trimester |
| O30813 | Other specified multiple gestation with two or more monochorionic fetuses, third trimester |
| O30821 | Other specified multiple gestation with two or more monoamniotic fetuses, first trimester |
| O30822 | Other specified multiple gestation with two or more monoamniotic fetuses, second trimester |
| O30823 | Other specified multiple gestation with two or more monoamniotic fetuses, third trimester |
| O30831 | Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses, first trimester |
| O30832 | Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses, second trimester |
| O30833 | Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses, third trimester |
| O30891 | Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs, first trimester |
| O30892 | Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs, second trimester |
| O30893 | Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs, third trimester |
| O318X10 | Other complications specific to multiple gestation, first trimester, not applicable or unspecified |
| O318X11 | Other complications specific to multiple gestation, first trimester, fetus 1 |
| O318X12 | Other complications specific to multiple gestation, first trimester, fetus 2 |
| O318X13 | Other complications specific to multiple gestation, first trimester, fetus 3 |
| O318X14 | Other complications specific to multiple gestation, first trimester, fetus 4 |
| O318X15 | Other complications specific to multiple gestation, first trimester, fetus 5 |
| O318X19 | Other complications specific to multiple gestation, first trimester, other fetus |
| O318X20 | Other complications specific to multiple gestation, second trimester, not applicable or unspecified |
| O318X21 | Other complications specific to multiple gestation, second trimester, fetus 1 |
| O318X22 | Other complications specific to multiple gestation, second trimester, fetus 2 |
| O318X23 | Other complications specific to multiple gestation, second trimester, fetus 3 |
| O318X24 | Other complications specific to multiple gestation, second trimester, fetus 4 |
| O318X25 | Other complications specific to multiple gestation, second trimester, fetus 5 |
| O318X29 | Other complications specific to multiple gestation, second trimester, other fetus |
| O318X30 | Other complications specific to multiple gestation, third trimester, not applicable or unspecified |
| O318X31 | Other complications specific to multiple gestation, third trimester, fetus 1 |
| O318X32 | Other complications specific to multiple gestation, third trimester, fetus 2 |
| O318X33 | Other complications specific to multiple gestation, third trimester, fetus 3 |
| O318X34 | Other complications specific to multiple gestation, third trimester, fetus 4 |
| O318X35 | Other complications specific to multiple gestation, third trimester, fetus 5 |
| O318X39 | Other complications specific to multiple gestation, third trimester, other fetus |
| O330 | Maternal care for disproportion due to deformity of maternal pelvic bones |
| O360110 | Maternal care for anti-D [Rh] antibodies, first trimester, not applicable or unspecified |
| O360111 | Maternal care for anti-D [Rh] antibodies, first trimester, fetus 1 |
| O360112 | Maternal care for anti-D [Rh] antibodies, first trimester, fetus 2 |
| O360113 | Maternal care for anti-D [Rh] antibodies, first trimester, fetus 3 |
| O360114 | Maternal care for anti-D [Rh] antibodies, first trimester, fetus 4 |
| O360115 | Maternal care for anti-D [Rh] antibodies, first trimester, fetus 5 |
| O360119 | Maternal care for anti-D [Rh] antibodies, first trimester, other fetus |
| O360120 | Maternal care for anti-D [Rh] antibodies, second trimester, not applicable or unspecified |
| O360121 | Maternal care for anti-D [Rh] antibodies, second trimester, fetus 1 |
| O360122 | Maternal care for anti-D [Rh] antibodies, second trimester, fetus 2 |
| O360123 | Maternal care for anti-D [Rh] antibodies, second trimester, fetus 3 |
| O360124 | Maternal care for anti-D [Rh] antibodies, second trimester, fetus 4 |
| O360125 | Maternal care for anti-D [Rh] antibodies, second trimester, fetus 5 |
| O360129 | Maternal care for anti-D [Rh] antibodies, second trimester, other fetus |
| O360130 | Maternal care for anti-D [Rh] antibodies, third trimester, not applicable or unspecified |
| O360131 | Maternal care for anti-D [Rh] antibodies, third trimester, fetus 1 |
| O360132 | Maternal care for anti-D [Rh] antibodies, third trimester, fetus 2 |
| O360133 | Maternal care for anti-D [Rh] antibodies, third trimester, fetus 3 |
| O360134 | Maternal care for anti-D [Rh] antibodies, third trimester, fetus 4 |
| O360135 | Maternal care for anti-D [Rh] antibodies, third trimester, fetus 5 |
| O360139 | Maternal care for anti-D [Rh] antibodies, third trimester, other fetus |
| O360910 | Maternal care for other rhesus isoimmunization, first trimester, not applicable or unspecified |
| O360911 | Maternal care for other rhesus isoimmunization, first trimester, fetus 1 |
| O360912 | Maternal care for other rhesus isoimmunization, first trimester, fetus 2 |
| O360913 | Maternal care for other rhesus isoimmunization, first trimester, fetus 3 |
| O360914 | Maternal care for other rhesus isoimmunization, first trimester, fetus 4 |
| O360915 | Maternal care for other rhesus isoimmunization, first trimester, fetus 5 |
| O360919 | Maternal care for other rhesus isoimmunization, first trimester, other fetus |
| O360920 | Maternal care for other rhesus isoimmunization, second trimester, not applicable or unspecified |
| O360921 | Maternal care for other rhesus isoimmunization, second trimester, fetus 1 |
| O360922 | Maternal care for other rhesus isoimmunization, second trimester, fetus 2 |
| O360923 | Maternal care for other rhesus isoimmunization, second trimester, fetus 3 |
| O360924 | Maternal care for other rhesus isoimmunization, second trimester, fetus 4 |
| O360925 | Maternal care for other rhesus isoimmunization, second trimester, fetus 5 |
| O360929 | Maternal care for other rhesus isoimmunization, second trimester, other fetus |
| O360930 | Maternal care for other rhesus isoimmunization, third trimester, not applicable or unspecified |
| O360931 | Maternal care for other rhesus isoimmunization, third trimester, fetus 1 |
| O360932 | Maternal care for other rhesus isoimmunization, third trimester, fetus 2 |
| O360933 | Maternal care for other rhesus isoimmunization, third trimester, fetus 3 |
| O360934 | Maternal care for other rhesus isoimmunization, third trimester, fetus 4 |
| O360935 | Maternal care for other rhesus isoimmunization, third trimester, fetus 5 |
| O360939 | Maternal care for other rhesus isoimmunization, third trimester, other fetus |
| O364XX0 | Maternal care for intrauterine death, not applicable or unspecified |
| O364XX1 | Maternal care for intrauterine death, fetus 1 |
| O364XX2 | Maternal care for intrauterine death, fetus 2 |
| O364XX3 | Maternal care for intrauterine death, fetus 3 |
| O364XX4 | Maternal care for intrauterine death, fetus 4 |
| O364XX5 | Maternal care for intrauterine death, fetus 5 |
| O364XX9 | Maternal care for intrauterine death, other fetus |
| O4101X0 | Oligohydramnios, first trimester, not applicable or unspecified |
| O4101X1 | Oligohydramnios, first trimester, fetus 1 |
| O4101X2 | Oligohydramnios, first trimester, fetus 2 |
| O4101X3 | Oligohydramnios, first trimester, fetus 3 |
| O4101X4 | Oligohydramnios, first trimester, fetus 4 |
| O4101X5 | Oligohydramnios, first trimester, fetus 5 |
| O4101X9 | Oligohydramnios, first trimester, other fetus |
| O4102X0 | Oligohydramnios, second trimester, not applicable or unspecified |
| O4102X1 | Oligohydramnios, second trimester, fetus 1 |
| O4102X2 | Oligohydramnios, second trimester, fetus 2 |
| O4102X3 | Oligohydramnios, second trimester, fetus 3 |
| O4102X4 | Oligohydramnios, second trimester, fetus 4 |
| O4102X5 | Oligohydramnios, second trimester, fetus 5 |
| O4102X9 | Oligohydramnios, second trimester, other fetus |
| O4103X0 | Oligohydramnios, third trimester, not applicable or unspecified |
| O4103X1 | Oligohydramnios, third trimester, fetus 1 |
| O4103X2 | Oligohydramnios, third trimester, fetus 2 |
| O4103X3 | Oligohydramnios, third trimester, fetus 3 |
| O4103X4 | Oligohydramnios, third trimester, fetus 4 |
| O4103X5 | Oligohydramnios, third trimester, fetus 5 |
| O4103X9 | Oligohydramnios, third trimester, other fetus |
| O4401 | Complete placenta previa NOS or without hemorrhage, first trimester |
| O4402 | Complete placenta previa NOS or without hemorrhage, second trimester |
| O4403 | Complete placenta previa NOS or without hemorrhage, third trimester |
| O4421 | Partial placenta previa NOS or without hemorrhage, first trimester |
| O4422 | Partial placenta previa NOS or without hemorrhage, second trimester |
| O4423 | Partial placenta previa NOS or without hemorrhage, third trimester |
| O4441 | Low lying placenta NOS or without hemorrhage, first trimester |
| O4442 | Low lying placenta NOS or without hemorrhage, second trimester |
| O4443 | Low lying placenta NOS or without hemorrhage, third trimester |
| O4702 | False labor before 37 completed weeks of gestation, second trimester |
| O4703 | False labor before 37 completed weeks of gestation, third trimester |
| O471 | False labor at or after 37 completed weeks of gestation |
| O6010X0 | Preterm labor with preterm delivery, unspecified trimester, not applicable or unspecified |
| O6010X1 | Preterm labor with preterm delivery, unspecified trimester, fetus 1 |
| O6010X2 | Preterm labor with preterm delivery, unspecified trimester, fetus 2 |
| O6010X3 | Preterm labor with preterm delivery, unspecified trimester, fetus 3 |
| O6010X4 | Preterm labor with preterm delivery, unspecified trimester, fetus 4 |
| O6010X5 | Preterm labor with preterm delivery, unspecified trimester, fetus 5 |
| O6010X9 | Preterm labor with preterm delivery, unspecified trimester, other fetus |
| O6020X0 | Term delivery with preterm labor, unspecified trimester, not applicable or unspecified |
| O6020X1 | Term delivery with preterm labor, unspecified trimester, fetus 1 |
| O6020X2 | Term delivery with preterm labor, unspecified trimester, fetus 2 |
| O6020X3 | Term delivery with preterm labor, unspecified trimester, fetus 3 |
| O6020X4 | Term delivery with preterm labor, unspecified trimester, fetus 4 |
| O6020X5 | Term delivery with preterm labor, unspecified trimester, fetus 5 |
| O6020X9 | Term delivery with preterm labor, unspecified trimester, other fetus |
| O639 | Long labor, unspecified |
| O68 | Labor and delivery complicated by abnormality of fetal acid-base balance |
| O7020 | Third degree perineal laceration during delivery, unspecified |
| O7021 | Third degree perineal laceration during delivery, IIIa |
| O7022 | Third degree perineal laceration during delivery, IIIb |
| O7023 | Third degree perineal laceration during delivery, IIIc |
| O703 | Fourth degree perineal laceration during delivery |
| O704 | Anal sphincter tear complicating delivery, not associated with third degree laceration |
| O712 | Postpartum inversion of uterus |
| O713 | Obstetric laceration of cervix |
| O714 | Obstetric high vaginal laceration alone |
| O715 | Other obstetric injury to pelvic organs |
| O716 | Obstetric damage to pelvic joints and ligaments |
| O717 | Obstetric hematoma of pelvis |
| O720 | Third-stage hemorrhage |
| O721 | Other immediate postpartum hemorrhage |
| O722 | Delayed and secondary postpartum hemorrhage |
| O752 | Pyrexia during labor, not elsewhere classified |
| O8611 | Cervicitis following delivery |
| O8612 | Endometritis following delivery |
| O8613 | Vaginitis following delivery |
| O8619 | Other infection of genital tract following delivery |
| O8620 | Urinary tract infection following delivery, unspecified |
| O8621 | Infection of kidney following delivery |
| O8622 | Infection of bladder following delivery |
| O8629 | Other urinary tract infection following delivery |
| O864 | Pyrexia of unknown origin following delivery |
| O870 | Superficial thrombophlebitis in the puerperium |
| O872 | Hemorrhoids in the puerperium |
| O873 | Cerebral venous thrombosis in the puerperium |
| O878 | Other venous complications in the puerperium |
| O88319 | Pyemic and septic embolism in pregnancy, unspecified trimester |
| O98011 | Tuberculosis complicating pregnancy, first trimester |
| O98012 | Tuberculosis complicating pregnancy, second trimester |
| O98013 | Tuberculosis complicating pregnancy, third trimester |
| O9802 | Tuberculosis complicating childbirth |
| O9803 | Tuberculosis complicating the puerperium |
| O98111 | Syphilis complicating pregnancy, first trimester |
| O98112 | Syphilis complicating pregnancy, second trimester |
| O98113 | Syphilis complicating pregnancy, third trimester |
| O9812 | Syphilis complicating childbirth |
| O9813 | Syphilis complicating the puerperium |
| O98211 | Gonorrhea complicating pregnancy, first trimester |
| O98212 | Gonorrhea complicating pregnancy, second trimester |
| O98213 | Gonorrhea complicating pregnancy, third trimester |
| O9822 | Gonorrhea complicating childbirth |
| O9823 | Gonorrhea complicating the puerperium |
| O98311 | Other infections with a predominantly sexual mode of transmission complicating pregnancy, first trimester |
| O98312 | Other infections with a predominantly sexual mode of transmission complicating pregnancy, second trimester |
| O98313 | Other infections with a predominantly sexual mode of transmission complicating pregnancy, third trimester |
| O9832 | Other infections with a predominantly sexual mode of transmission complicating childbirth |
| O9833 | Other infections with a predominantly sexual mode of transmission complicating the puerperium |
| O98411 | Viral hepatitis complicating pregnancy, first trimester |
| O98412 | Viral hepatitis complicating pregnancy, second trimester |
| O98413 | Viral hepatitis complicating pregnancy, third trimester |
| O9842 | Viral hepatitis complicating childbirth |
| O9843 | Viral hepatitis complicating the puerperium |
| O98511 | Other viral diseases complicating pregnancy, first trimester |
| O98512 | Other viral diseases complicating pregnancy, second trimester |
| O98513 | Other viral diseases complicating pregnancy, third trimester |
| O9852 | Other viral diseases complicating childbirth |
| O9853 | Other viral diseases complicating the puerperium |
| O98611 | Protozoal diseases complicating pregnancy, first trimester |
| O98612 | Protozoal diseases complicating pregnancy, second trimester |
| O98613 | Protozoal diseases complicating pregnancy, third trimester |
| O9862 | Protozoal diseases complicating childbirth |
| O9863 | Protozoal diseases complicating the puerperium |
| O98711 | Human immunodeficiency virus [HIV] disease complicating pregnancy, first trimester |
| O98712 | Human immunodeficiency virus [HIV] disease complicating pregnancy, second trimester |
| O98713 | Human immunodeficiency virus [HIV] disease complicating pregnancy, third trimester |
| O9872 | Human immunodeficiency virus [HIV] disease complicating childbirth |
| O9873 | Human immunodeficiency virus [HIV] disease complicating the puerperium |
| O98811 | Other maternal infectious and parasitic diseases complicating pregnancy, first trimester |
| O98812 | Other maternal infectious and parasitic diseases complicating pregnancy, second trimester |
| O98813 | Other maternal infectious and parasitic diseases complicating pregnancy, third trimester |
| O9882 | Other maternal infectious and parasitic diseases complicating childbirth |
| O9883 | Other maternal infectious and parasitic diseases complicating the puerperium |
| O98911 | Unspecified maternal infectious and parasitic disease complicating pregnancy, first trimester |
| O98912 | Unspecified maternal infectious and parasitic disease complicating pregnancy, second trimester |
| O98913 | Unspecified maternal infectious and parasitic disease complicating pregnancy, third trimester |
| O9892 | Unspecified maternal infectious and parasitic disease complicating childbirth |
| O9893 | Unspecified maternal infectious and parasitic disease complicating the puerperium |
| O99111 | Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating pregnancy, first trimester |
| O99112 | Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating pregnancy, second trimester |
| O99113 | Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating pregnancy, third trimester |
| O99119 | Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating pregnancy, unspecified trimester |
| O9912 | Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating childbirth |
| O9913 | Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating the puerperium |
| O99321 | Drug use complicating pregnancy, first trimester |
| O99322 | Drug use complicating pregnancy, second trimester |
| O99323 | Drug use complicating pregnancy, third trimester |
| O99324 | Drug use complicating childbirth |
| O99325 | Drug use complicating the puerperium |
| O99354 | Diseases of the nervous system complicating childbirth |
| O99355 | Diseases of the nervous system complicating the puerperium |
| O99411 | Diseases of the circulatory system complicating pregnancy, first trimester |
| O99412 | Diseases of the circulatory system complicating pregnancy, second trimester |
| O99413 | Diseases of the circulatory system complicating pregnancy, third trimester |
| O9943 | Diseases of the circulatory system complicating the puerperium |
| O99830 | Other infection carrier state complicating pregnancy |
| O99834 | Other infection carrier state complicating childbirth |
| O99835 | Other infection carrier state complicating the puerperium |
| P102 | Intraventricular hemorrhage due to birth injury |
| P122 | Epicranial subaponeurotic hemorrhage due to birth injury |
| P280 | Primary atelectasis of newborn |
| P2810 | Unspecified atelectasis of newborn |
| P2811 | Resorption atelectasis without respiratory distress syndrome |
| P2819 | Other atelectasis of newborn |
| P282 | Cyanotic attacks of newborn |
| P283 | Primary sleep apnea of newborn |
| P284 | Other apnea of newborn |
| P350 | Congenital rubella syndrome |
| P381 | Omphalitis with mild hemorrhage |
| P389 | Omphalitis without hemorrhage |
| P390 | Neonatal infective mastitis |
| P392 | Intra-amniotic infection affecting newborn, not elsewhere classified |
| P393 | Neonatal urinary tract infection |
| P394 | Neonatal skin infection |
| P398 | Other specified infections specific to the perinatal period |
| P399 | Infection specific to the perinatal period, unspecified |
| P520 | Intraventricular (nontraumatic) hemorrhage, grade 1, of newborn |
| P521 | Intraventricular (nontraumatic) hemorrhage, grade 2, of newborn |
| P523 | Unspecified intraventricular (nontraumatic) hemorrhage of newborn |
| P53 | Hemorrhagic disease of newborn |
| P544 | Neonatal adrenal hemorrhage |
| P612 | Anemia of prematurity |
| P613 | Congenital anemia from fetal blood loss |
| P614 | Other congenital anemias, not elsewhere classified |
| P616 | Other transient neonatal disorders of coagulation |
| P702 | Neonatal diabetes mellitus |
| P708 | Other transitory disorders of carbohydrate metabolism of newborn |
| P710 | Cow's milk hypocalcemia in newborn |
| P711 | Other neonatal hypocalcemia |
| P712 | Neonatal hypomagnesemia |
| P713 | Neonatal tetany without calcium or magnesium deficiency |
| P714 | Transitory neonatal hypoparathyroidism |
| P718 | Other transitory neonatal disorders of calcium and magnesium metabolism |
| P719 | Transitory neonatal disorder of calcium and magnesium metabolism, unspecified |
| P720 | Neonatal goiter, not elsewhere classified |
| P721 | Transitory neonatal hyperthyroidism |
| P722 | Other transitory neonatal disorders of thyroid function, not elsewhere classified |
| P728 | Other specified transitory neonatal endocrine disorders |
| P7441 | Alkalosis of newborn |
| P745 | Transitory tyrosinemia of newborn |
| P746 | Transitory hyperammonemia of newborn |
| P748 | Other transitory metabolic disturbances of newborn |
| P761 | Transitory ileus of newborn |
| P830 | Sclerema neonatorum |
| P8330 | Unspecified edema specific to newborn |
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