2018

  1. ICD-10-CM Codes
    2. ›
  2. O00-O9A Pregnancy, childbirth and the puerperium
    3. ›
  3. O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems
    4. ›
  4. O41- Other disorders of amniotic fluid and membranes
    5. ›

2018 ICD-10-CM Diagnosis Code O41.8X21

Other specified disorders of amniotic fluid and membranes, second trimester, fetus 1

ICD-10-CM Coding Rules
The following code(s) above O41.8X21 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 O41.8X21:
  • O00-O9A
    2018 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
  • O41
    ICD-10-CM Diagnosis Code O41

    Other disorders of amniotic fluid and membranes

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
    Other disorders of amniotic fluid and membranes
ICD-10-CM O41.8X21 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert O41.8X21 to ICD-9-CM

Code History
ICD-10-CM Codes Adjacent To O41.8X21
O41.8X1 Other specified disorders of amniotic fluid and membranes, first trimester
O41.8X10 …… not applicable or unspecified
O41.8X11 …… fetus 1
O41.8X12 …… fetus 2
O41.8X13 …… fetus 3
O41.8X14 …… fetus 4
O41.8X15 …… fetus 5
O41.8X19 …… other fetus
O41.8X2 Other specified disorders of amniotic fluid and membranes, second trimester
O41.8X20 …… not applicable or unspecified
O41.8X21 …… fetus 1
O41.8X22 …… fetus 2
O41.8X23 …… fetus 3
O41.8X24 …… fetus 4
O41.8X25 …… fetus 5
O41.8X29 …… other fetus
O41.8X3 Other specified disorders of amniotic fluid and membranes, third trimester
O41.8X30 …… not applicable or unspecified
O41.8X31 …… fetus 1
O41.8X32 …… fetus 2
O41.8X33 …… fetus 3

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