ICD-10-CM O41: Other disorders of amniotic fluid and membranes

ICD-10-CM Diagnosis Code (2025)

Official Description for O41

Other disorders of amniotic fluid and membranes

Coding Notes & Guidelines for O41

Excludes1: Not Coded Here

encounter for suspected maternal and fetal conditions ruled out (Z03.7-)

Inclusion Terms

Oligohydramnios without rupture of membranes

7th Character Guidance

One of the following 7th characters is to be assigned to each code under category O41. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O41 that has a 7th character of 1 through 9.

7th Character Definitions
  • 0: not applicable or unspecified
  • 1: fetus 1
  • 2: fetus 2
  • 3: fetus 3
  • 4: fetus 4
  • 5: fetus 5
  • 9: other fetus

Child Codes (More Specific Codes for O41):

O41.0 - Oligohydramnios O41.00 - Oligohydramnios, unspecified trimester O41.01 - Oligohydramnios, first trimester O41.02 - Oligohydramnios, second trimester O41.03 - Oligohydramnios, third trimester O41.1 - Infection of amniotic sac and membranes O41.10 - Infection of amniotic sac and membranes, unspecified O41.101 - Infection of amniotic sac and membranes, unspecified, first trimester O41.102 - Infection of amniotic sac and membranes, unspecified, second trimester O41.103 - Infection of amniotic sac and membranes, unspecified, third trimester O41.109 - Infection of amniotic sac and membranes, unspecified, unspecified trimester O41.12 - Chorioamnionitis O41.121 - Chorioamnionitis, first trimester O41.122 - Chorioamnionitis, second trimester O41.123 - Chorioamnionitis, third trimester O41.129 - Chorioamnionitis, unspecified trimester O41.14 - Placentitis O41.141 - Placentitis, first trimester O41.142 - Placentitis, second trimester O41.143 - Placentitis, third trimester O41.149 - Placentitis, unspecified trimester O41.8 - Other specified disorders of amniotic fluid and membranes O41.8X - Other specified disorders of amniotic fluid and membranes O41.8X1 - Other specified disorders of amniotic fluid and membranes, first trimester O41.8X2 - Other specified disorders of amniotic fluid and membranes, second trimester O41.8X3 - Other specified disorders of amniotic fluid and membranes, third trimester O41.8X9 - Other specified disorders of amniotic fluid and membranes, unspecified trimester O41.9 - Disorder of amniotic fluid and membranes, unspecified O41.90 - Disorder of amniotic fluid and membranes, unspecified, unspecified trimester O41.91 - Disorder of amniotic fluid and membranes, unspecified, first trimester O41.92 - Disorder of amniotic fluid and membranes, unspecified, second trimester O41.93 - Disorder of amniotic fluid and membranes, unspecified, third trimester

About ICD-10-CM Code O41 (Other disorders of amniotic fluid and membranes)

ICD-10-CM code O41 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM O41 became effective on October 1, 2024.

This page provides detailed information about O41 - Other disorders of amniotic fluid and membranes. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other disorders of amniotic fluid and membranes.