ICD-10-CM O9A: Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

ICD-10-CM Diagnosis Code (2025)

Official Description for O9A

Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

Coding Notes & Guidelines for O9A

Excludes2: Not Included Here

maternal care for benign tumor of corpus uteri (O34.1-)
maternal care for benign tumor of cervix (O34.4-)

Excludes2: Not Included Here

physical, sexual and psychological abuse complicating pregnancy, childbirth and the puerperium (O9A.3-, O9A.4-, O9A.5-)

Excludes2: Not Included Here

sexual abuse complicating pregnancy, childbirth and the puerperium (O9A.4)

Use Additional Code

code to identify neoplasm

Use Additional Code

code(s) to identify the injury or poisoning

Use Additional Code

code (if applicable):
to identify any associated current injury due to physical abuse
to identify the perpetrator of abuse (Y07.-)

Use Additional Code

code (if applicable):
to identify any associated current injury due to sexual abuse
to identify the perpetrator of abuse (Y07.-)

Use Additional Code

code to identify the perpetrator of abuse (Y07.-)

Inclusion Terms

Conditions in C00-C96

Inclusion Terms

Conditions in S00-T88, except T74 and T76

Inclusion Terms

Conditions in T74.11 or T76.11

Inclusion Terms

Conditions in T74.21 or T76.21

Inclusion Terms

Conditions in T74.31 or T76.31

Child Codes (More Specific Codes for O9A):

O9A.1 - Malignant neoplasm complicating pregnancy, childbirth and the puerperium O9A.11 - Malignant neoplasm complicating pregnancy O9A.111 - Malignant neoplasm complicating pregnancy, first trimester O9A.112 - Malignant neoplasm complicating pregnancy, second trimester O9A.113 - Malignant neoplasm complicating pregnancy, third trimester O9A.119 - Malignant neoplasm complicating pregnancy, unspecified trimester O9A.12 - Malignant neoplasm complicating childbirth O9A.13 - Malignant neoplasm complicating the puerperium O9A.2 - Injury, poisoning and certain other consequences of external causes complicating pregnancy, childbirth and the puerperium O9A.21 - Injury, poisoning and certain other consequences of external causes complicating pregnancy O9A.211 - Injury, poisoning and certain other consequences of external causes complicating pregnancy, first trimester O9A.212 - Injury, poisoning and certain other consequences of external causes complicating pregnancy, second trimester O9A.213 - Injury, poisoning and certain other consequences of external causes complicating pregnancy, third trimester O9A.219 - Injury, poisoning and certain other consequences of external causes complicating pregnancy, unspecified trimester O9A.22 - Injury, poisoning and certain other consequences of external causes complicating childbirth O9A.23 - Injury, poisoning and certain other consequences of external causes complicating the puerperium O9A.3 - Physical abuse complicating pregnancy, childbirth and the puerperium O9A.31 - Physical abuse complicating pregnancy O9A.311 - Physical abuse complicating pregnancy, first trimester O9A.312 - Physical abuse complicating pregnancy, second trimester O9A.313 - Physical abuse complicating pregnancy, third trimester O9A.319 - Physical abuse complicating pregnancy, unspecified trimester O9A.32 - Physical abuse complicating childbirth O9A.33 - Physical abuse complicating the puerperium O9A.4 - Sexual abuse complicating pregnancy, childbirth and the puerperium O9A.41 - Sexual abuse complicating pregnancy O9A.411 - Sexual abuse complicating pregnancy, first trimester O9A.412 - Sexual abuse complicating pregnancy, second trimester O9A.413 - Sexual abuse complicating pregnancy, third trimester O9A.419 - Sexual abuse complicating pregnancy, unspecified trimester O9A.42 - Sexual abuse complicating childbirth O9A.43 - Sexual abuse complicating the puerperium O9A.5 - Psychological abuse complicating pregnancy, childbirth and the puerperium O9A.51 - Psychological abuse complicating pregnancy O9A.511 - Psychological abuse complicating pregnancy, first trimester O9A.512 - Psychological abuse complicating pregnancy, second trimester O9A.513 - Psychological abuse complicating pregnancy, third trimester O9A.519 - Psychological abuse complicating pregnancy, unspecified trimester O9A.52 - Psychological abuse complicating childbirth O9A.53 - Psychological abuse complicating the puerperium

About ICD-10-CM Code O9A (Maternal malignant neoplasms)

ICD-10-CM code O9A 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 O9A became effective on October 1, 2024.

This page provides detailed information about O9A - Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium. 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 Maternal malignant neoplasms related to traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium.