O35.19X1

Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, fetus 1

Billable / specific

O35.19X1 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from O35)

  • the listed conditions in the fetus as a reason for hospitalization or other obstetric care to the mother, or for termination of pregnancy
  • Note: CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
  • Note: Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
  • Note: Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
  • Note: 1st trimester- less than 14 weeks 0 days
  • Note: 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
  • Note: 3rd trimester- 28 weeks 0 days until delivery

Excludes1

Not coded here — never report together with this code.

  • supervision of normal pregnancy (Z34.-) (from O35)
  • encounter for suspected maternal and fetal conditions ruled out (Z03.7-) (from O35)

Excludes2

Not included here — may be reported together when both conditions exist.

  • mental and behavioral disorders associated with the puerperium (F53.-) (from O35)
  • obstetrical tetanus (A34) (from O35)
  • postpartum necrosis of pituitary gland (E23.0) (from O35)
  • puerperal osteomalacia (M83.0) (from O35)

Use additional code

Add a code to identify the following, if applicable.

  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known. (from O35)

Code also

An additional code may be needed.

  • any associated maternal condition (from O35)

7th character

The 7th character values that apply to this code (defined at O35). Use the placeholder "X" for missing positions.

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

Parent code

  • O35.19Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormalityNeeds 7th char

Related codes

  • O35.19X0Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, not applicable or unspecifiedBillable
  • O35.19X2Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, fetus 2Billable
  • O35.19X3Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, fetus 3Billable
  • O35.19X4Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, fetus 4Billable
  • O35.19X5Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, fetus 5Billable
  • O35.19X9Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality, other fetusBillable

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