ICD-10-CM › O
ICD-10-CM codes starting with O
3,093 codes, page 13 of 31. Every code ever valid for billing is listed, including those now retired.
| Code | Description | Status |
|---|---|---|
| O35.01X1 | Maternal care for (suspected) central nervous system malformation or damage in fetus, agenesis of the corpus callosum, fetus 1 | Valid |
| O35.01X2 | Maternal care for (suspected) central nervous system malformation or damage in fetus, agenesis of the corpus callosum, fetus 2 | Valid |
| O35.01X3 | Maternal care for (suspected) central nervous system malformation or damage in fetus, agenesis of the corpus callosum, fetus 3 | Valid |
| O35.01X4 | Maternal care for (suspected) central nervous system malformation or damage in fetus, agenesis of the corpus callosum, fetus 4 | Valid |
| O35.01X5 | Maternal care for (suspected) central nervous system malformation or damage in fetus, agenesis of the corpus callosum, fetus 5 | Valid |
| O35.01X9 | Maternal care for (suspected) central nervous system malformation or damage in fetus, agenesis of the corpus callosum, other fetus | Valid |
| O35.02 | Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephaly | Not billable |
| O35.02X0 | Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephaly, not applicable or unspecified | Valid |
| O35.02X1 | Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephaly, fetus 1 | Valid |
| O35.02X2 | Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephaly, fetus 2 | Valid |
| O35.02X3 | Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephaly, fetus 3 | Valid |
| O35.02X4 | Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephaly, fetus 4 | Valid |
| O35.02X5 | Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephaly, fetus 5 | Valid |
| O35.02X9 | Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephaly, other fetus | Valid |
| O35.03 | Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts | Not billable |
| O35.03X0 | Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, not applicable or unspecified | Valid |
| O35.03X1 | Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 1 | Valid |
| O35.03X2 | Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 2 | Valid |
| O35.03X3 | Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 3 | Valid |
| O35.03X4 | Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 4 | Valid |
| O35.03X5 | Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 5 | Valid |
| O35.03X9 | Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, other fetus | Valid |
| O35.04 | Maternal care for (suspected) central nervous system malformation or damage in fetus, encephalocele | Not billable |
| O35.04X0 | Maternal care for (suspected) central nervous system malformation or damage in fetus, encephalocele, not applicable or unspecified | Valid |
| O35.04X1 | Maternal care for (suspected) central nervous system malformation or damage in fetus, encephalocele, fetus 1 | Valid |
| O35.04X2 | Maternal care for (suspected) central nervous system malformation or damage in fetus, encephalocele, fetus 2 | Valid |
| O35.04X3 | Maternal care for (suspected) central nervous system malformation or damage in fetus, encephalocele, fetus 3 | Valid |
| O35.04X4 | Maternal care for (suspected) central nervous system malformation or damage in fetus, encephalocele, fetus 4 | Valid |
| O35.04X5 | Maternal care for (suspected) central nervous system malformation or damage in fetus, encephalocele, fetus 5 | Valid |
| O35.04X9 | Maternal care for (suspected) central nervous system malformation or damage in fetus, encephalocele, other fetus | Valid |
| O35.05 | Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephaly | Not billable |
| O35.05X0 | Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephaly, not applicable or unspecified | Valid |
| O35.05X1 | Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephaly, fetus 1 | Valid |
| O35.05X2 | Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephaly, fetus 2 | Valid |
| O35.05X3 | Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephaly, fetus 3 | Valid |
| O35.05X4 | Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephaly, fetus 4 | Valid |
| O35.05X5 | Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephaly, fetus 5 | Valid |
| O35.05X9 | Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephaly, other fetus | Valid |
| O35.06 | Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephaly | Not billable |
| O35.06X0 | Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephaly, not applicable or unspecified | Valid |
| O35.06X1 | Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephaly, fetus 1 | Valid |
| O35.06X2 | Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephaly, fetus 2 | Valid |
| O35.06X3 | Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephaly, fetus 3 | Valid |
| O35.06X4 | Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephaly, fetus 4 | Valid |
| O35.06X5 | Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephaly, fetus 5 | Valid |
| O35.06X9 | Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephaly, other fetus | Valid |
| O35.07 | Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephaly | Not billable |
| O35.07X0 | Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephaly, not applicable or unspecified | Valid |
| O35.07X1 | Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephaly, fetus 1 | Valid |
| O35.07X2 | Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephaly, fetus 2 | Valid |
| O35.07X3 | Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephaly, fetus 3 | Valid |
| O35.07X4 | Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephaly, fetus 4 | Valid |
| O35.07X5 | Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephaly, fetus 5 | Valid |
| O35.07X9 | Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephaly, other fetus | Valid |
| O35.08 | Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifida | Not billable |
| O35.08X0 | Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifida, not applicable or unspecified | Valid |
| O35.08X1 | Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifida, fetus 1 | Valid |
| O35.08X2 | Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifida, fetus 2 | Valid |
| O35.08X3 | Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifida, fetus 3 | Valid |
| O35.08X4 | Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifida, fetus 4 | Valid |
| O35.08X5 | Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifida, fetus 5 | Valid |
| O35.08X9 | Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifida, other fetus | Valid |
| O35.09 | Maternal care for (suspected) other central nervous system malformation or damage in fetus | Not billable |
| O35.09X0 | Maternal care for (suspected) other central nervous system malformation or damage in fetus, not applicable or unspecified | Valid |
| O35.09X1 | Maternal care for (suspected) other central nervous system malformation or damage in fetus, fetus 1 | Valid |
| O35.09X2 | Maternal care for (suspected) other central nervous system malformation or damage in fetus, fetus 2 | Valid |
| O35.09X3 | Maternal care for (suspected) other central nervous system malformation or damage in fetus, fetus 3 | Valid |
| O35.09X4 | Maternal care for (suspected) other central nervous system malformation or damage in fetus, fetus 4 | Valid |
| O35.09X5 | Maternal care for (suspected) other central nervous system malformation or damage in fetus, fetus 5 | Valid |
| O35.09X9 | Maternal care for (suspected) other central nervous system malformation or damage in fetus, other fetus | Valid |
| O35.0XX0 | Maternal care for (suspected) central nervous system malformation in fetus, not applicable or unspecified through FY2022 | Retired |
| O35.0XX1 | Maternal care for (suspected) central nervous system malformation in fetus, fetus 1 through FY2022 | Retired |
| O35.0XX2 | Maternal care for (suspected) central nervous system malformation in fetus, fetus 2 through FY2022 | Retired |
| O35.0XX3 | Maternal care for (suspected) central nervous system malformation in fetus, fetus 3 through FY2022 | Retired |
| O35.0XX4 | Maternal care for (suspected) central nervous system malformation in fetus, fetus 4 through FY2022 | Retired |
| O35.0XX5 | Maternal care for (suspected) central nervous system malformation in fetus, fetus 5 through FY2022 | Retired |
| O35.0XX9 | Maternal care for (suspected) central nervous system malformation in fetus, other fetus through FY2022 | Retired |
| O35.1 | Maternal care for (suspected) chromosomal abnormality in fetus | Not billable |
| O35.10 | Maternal care for (suspected) chromosomal abnormality in fetus, unspecified | Not billable |
| O35.10X0 | Maternal care for (suspected) chromosomal abnormality in fetus, unspecified, not applicable or unspecified | Valid |
| O35.10X1 | Maternal care for (suspected) chromosomal abnormality in fetus, unspecified, fetus 1 | Valid |
| O35.10X2 | Maternal care for (suspected) chromosomal abnormality in fetus, unspecified, fetus 2 | Valid |
| O35.10X3 | Maternal care for (suspected) chromosomal abnormality in fetus, unspecified, fetus 3 | Valid |
| O35.10X4 | Maternal care for (suspected) chromosomal abnormality in fetus, unspecified, fetus 4 | Valid |
| O35.10X5 | Maternal care for (suspected) chromosomal abnormality in fetus, unspecified, fetus 5 | Valid |
| O35.10X9 | Maternal care for (suspected) chromosomal abnormality in fetus, unspecified, other fetus | Valid |
| O35.11 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13 | Not billable |
| O35.11X0 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, not applicable or unspecified | Valid |
| O35.11X1 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, fetus 1 | Valid |
| O35.11X2 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, fetus 2 | Valid |
| O35.11X3 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, fetus 3 | Valid |
| O35.11X4 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, fetus 4 | Valid |
| O35.11X5 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, fetus 5 | Valid |
| O35.11X9 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13, other fetus | Valid |
| O35.12 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18 | Not billable |
| O35.12X0 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, not applicable or unspecified | Valid |
| O35.12X1 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, fetus 1 | Valid |
| O35.12X2 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, fetus 2 | Valid |
| O35.12X3 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, fetus 3 | Valid |
| O35.12X4 | Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18, fetus 4 | Valid |