2020 ICD-10-CM Diagnosis Code O35.1XX0

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

    2016 2017 2018 2019 2020 Billable/Specific Code Maternity Dx (12-55 years)
  • O35.1XX0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Maternal care for chromosomal abnormality in fetus, unsp
  • The 2020 edition of ICD-10-CM O35.1XX0 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of O35.1XX0 - other international versions of ICD-10 O35.1XX0 may differ.
ICD-10-CM Coding Rules
  • O35.1XX0 is applicable to maternity patients aged 12 - 55 years inclusive.
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
    2020 ICD-10-CM Range O00-O9A

    Pregnancy, childbirth and the puerperium

    Note
    • CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
    • 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 2019 2020 Non-Billable/Non-Specific Code
    Code Also
    • any associated maternal condition
    Includes
    • 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
  • Fetal chromosomal abnormality
  • Fetal chromosomal translocation
  • Fetal fragile x syndrome
  • Fetal prader-willi syndrome
  • Fetal trisomy 21, down syndrome
  • Fetal turner syndrome
  • Fetal velocardiofacial syndrome (vcf)
  • Fetus with chromosomal abnormality
  • Shprintzen syndrome in fetus
  • Trisomy 13 in fetus
  • Trisomy 13, fetus affecting maternal management
  • Trisomy 18 in fetus
  • Trisomy 18, fetus
  • Trisomy 21 in fetus
  • Turner syndrome in fetus
ICD-10-CM O35.1XX0 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 817 Other antepartum diagnoses with o.r. Procedure with mcc
  • 818 Other antepartum diagnoses with o.r. Procedure with cc
  • 819 Other antepartum diagnoses with o.r. Procedure without cc/mcc
  • 831 Other antepartum diagnoses without o.r. Procedure with mcc
  • 832 Other antepartum diagnoses without o.r. Procedure with cc
  • 833 Other antepartum diagnoses without o.r. Procedure without cc/mcc

Convert O35.1XX0 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
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.