2018 ICD-10-CM Diagnosis Code O35.1XX0

Maternal care for (suspected) chromosomal abnormality in fetus, not applicable or unspecified

ICD-10-CM Coding Rules
The following code(s) above O35.1XX0 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to O35.1XX0:
  • O00-O9A
    2018 ICD-10-CM Range O00-O9A

    Pregnancy, childbirth and the puerperium

    • 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)
    • Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
    • 1st trimester- less than 14 weeks 0 days
    • 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
    • 3rd trimester- 28 weeks 0 days until delivery
    Type 1 Excludes
    • supervision of normal pregnancy (Z34.-)
    Type 2 Excludes
    • mental and behavioral disorders associated with the puerperium (F53)
    • obstetrical tetanus (A34)
    • postpartum necrosis of pituitary gland (E23.0)
    • puerperal osteomalacia (M83.0)
    Use Additional
    • code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
    Pregnancy, childbirth and the puerperium
  • O35
    ICD-10-CM Diagnosis Code O35

    Maternal care for known or suspected fetal abnormality and damage

      2016 2017 2018 Non-Billable/Non-Specific Code
    Code Also
    • any associated maternal condition
    • the listed conditions in the fetus as a reason for hospitalization or other obstetric care to the mother, or for termination of pregnancy
    Type 1 Excludes
    • encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
    Maternal care for known or suspected fetal abnormality and damage
Approximate Synonyms ICD-10-CM O35.1XX0 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert O35.1XX0 to ICD-9-CM

Code History
ICD-10-CM Codes Adjacent To O35.1XX0
O35 Maternal care for known or suspected fetal abnormality and damage
O35.0 Maternal care for (suspected) central nervous system malformation in fetus
O35.0XX0 …… not applicable or unspecified
O35.0XX1 …… fetus 1
O35.0XX2 …… fetus 2
O35.0XX3 …… fetus 3
O35.0XX4 …… fetus 4
O35.0XX5 …… fetus 5
O35.0XX9 …… other fetus
O35.1 Maternal care for (suspected) chromosomal abnormality in fetus
O35.1XX0 …… not applicable or unspecified
O35.1XX1 …… fetus 1
O35.1XX2 …… fetus 2
O35.1XX3 …… fetus 3
O35.1XX4 …… fetus 4
O35.1XX5 …… fetus 5
O35.1XX9 …… other fetus
O35.2 Maternal care for (suspected) hereditary disease in fetus
O35.2XX0 …… not applicable or unspecified
O35.2XX1 …… fetus 1
O35.2XX2 …… fetus 2

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.