MCMedicalCodingSoftware
O36.63X5

O36.63X5: Maternal care for excessive fetal growth, third trimester, fetus 5

Billable / specific codeICD-10-CM

O36.63X5 is a billable, specific ICD-10-CM code for maternal care for excessive fetal growth, third trimester, fetus 5. It is valid for submission on a claim.

Check O36.63X5 with the rest of the claim: free scrubber

7th character "5": fetus 5

One of the following 7th characters is to be assigned to each code under category O36. 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 O36 that has a 7th character of 1 through 9.

0
not applicable or unspecified
1
fetus 1
2
fetus 2
3
fetus 3
4
fetus 4
5
fetus 5
9
other fetus

Excludes1 inherited from the categories above O36.63X5

A category’s note binds every code beneath it.

Written on O36: Maternal care for other fetal problems

  • encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
  • placental transfusion syndromes (O43.0-)

Excludes2 inherited from the categories above O36.63X5

Not part of this code, but both may be coded when both are present.

Written on O36: Maternal care for other fetal problems

  • labor and delivery complicated by fetal stress (O77.-)

Other codes that can never be billed with O36.63X5

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • Z03.7Encounter for suspected maternal and fetal conditions ruled out

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under O36.63

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.