O41.91X0 - Disorder of amniotic fluid and membranes, unspecified, first trimester, not applicable or unspecified
ICD-10-CM Chapter 15: Pregnancy, childbirth and the puerperium · O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48) · Subcategory of O41.91 · FY2027
7th character 0: not applicable or unspecified
Coding Guidance
7th character 0: not applicable or unspecified.
Includes, Excludes and Coding Notes
Mutually exclusive: these conditions are never reported together with this code.
- encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
Mutually exclusive: these conditions are never reported together with this code.
- supervision of normal pregnancy (Z34.-)
Not part of this code; report both codes when the patient has both conditions.
- mental and behavioral disorders associated with the puerperium (F53.-)
- obstetrical tetanus (A34)
- postpartum necrosis of pituitary gland (E23.0)
- puerperal osteomalacia (M83.0)
Add a secondary code to identify the associated condition or cause when it is documented.
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Instructional notes from the ICD-10-CM tabular list.
- 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
Related condition guides
Documentation requirements, coding pitfalls and FAQs for conditions coded with O41.91X0.
Codes at the same level as O41.91X0
- Disorder of amniotic fluid and membranes, unspecified, first trimester, fetus 1O41.91X1
- Disorder of amniotic fluid and membranes, unspecified, first trimester, fetus 2O41.91X2
- Disorder of amniotic fluid and membranes, unspecified, first trimester, fetus 3O41.91X3
- Disorder of amniotic fluid and membranes, unspecified, first trimester, fetus 4O41.91X4
- Disorder of amniotic fluid and membranes, unspecified, first trimester, fetus 5O41.91X5
- Disorder of amniotic fluid and membranes, unspecified, first trimester, other fetusO41.91X9