O35.03X4
Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 4
- Release
- FY 2027
- Effective
Hierarchy
Where O35.03X4 sits in the official hierarchy. Each level is the code it is classified under.
- O35 Maternal care for known or suspected fetal abnormality and damage
- O35.0 Maternal care for (suspected) central nervous system malformation in fetus
- O35.03 Parent Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts
- O35.03X4 This code Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 4
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Includes
the listed conditions in the fetus as a reason for hospitalization or other obstetric care to the mother, or for termination of pregnancy
Inherited from O35 — Maternal care for known or suspected fetal abnormality and damage
Code Also
any associated maternal condition
Inherited from O35 — Maternal care for known or suspected fetal abnormality and damage
7th Character
One of the following 7th characters is to be assigned to each code under category O35. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O35 that has a 7th character of 1 through 9.
Inherited from O35 — Maternal care for known or suspected fetal abnormality and damage
7th Character
0 - not applicable or unspecified
Inherited from O35 — Maternal care for known or suspected fetal abnormality and damage
7th Character
1 - fetus 1
Inherited from O35 — Maternal care for known or suspected fetal abnormality and damage
7th Character
2 - fetus 2
Inherited from O35 — Maternal care for known or suspected fetal abnormality and damage
7th Character
3 - fetus 3
Inherited from O35 — Maternal care for known or suspected fetal abnormality and damage
7th Character
4 - fetus 4
Inherited from O35 — Maternal care for known or suspected fetal abnormality and damage
7th Character
5 - fetus 5
Inherited from O35 — Maternal care for known or suspected fetal abnormality and damage
7th Character
9 - other fetus
Inherited from O35 — Maternal care for known or suspected fetal abnormality and damage
Version History
How O35.03X4 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentMaternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 4
-
FY 2026 Effective
UnchangedMaternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 4
Related Codes
Other codes under O35.03
- O35.03X0 Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, not applicable or unspecified Billable
- O35.03X1 Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 1 Billable
- O35.03X2 Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 2 Billable
- O35.03X3 Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 3 Billable
- O35.03X5 Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 5 Billable
- O35.03X9 Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, other fetus Billable
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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