O9A.13 Malignant neoplasm complicating the puerperium

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Malignant neoplasm complicating the puerperium is O9A.13 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
O94-O9A: Other obstetric conditions, not elsewhere classified (O94-O9A)
Category O9A
41 codes (30 billable)
FY2026 Status
Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to O9A.13:

  • Puerperal, puerperium (complicated by, complications) › malignancy

U.S. Hospital Utilization

  • An estimated 145 U.S. inpatient stays in 2023 included O9A.13 among the documented diagnoses.
  • 95 stays listed it as the principal diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

References

Related Codes

Parent Code

O9A Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

Related Codes in O9A

O9A Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium 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.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
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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