1. ICD-10-CM Codes
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2. O00-O9A Pregnancy, childbirth and the puerperium
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3. O94-O9A Other obstetric conditions, not elsewhere classified
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4. O9A- Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
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5. 2020 ICD-10-CM Diagnosis Code O9A.113

2020 ICD-10-CM Diagnosis Code O9A.113

Malignant neoplasm complicating pregnancy, third trimester

2016 2017 2018 2019 2020 Billable/Specific Code Maternity Dx (12-55 years) 3rd Trimester (28+ weeks)

• O9A.113 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2020 edition of ICD-10-CM O9A.113 became effective on October 1, 2019.
• This is the American ICD-10-CM version of O9A.113 - other international versions of ICD-10 O9A.113 may differ.

• O9A.113 is applicable to maternity patients aged 12 - 55 years inclusive.
• O9A.113 is applicable to mothers in the third trimester of pregnancy, which is defined as between equal to or greater than 28 weeks since the first day of the last menstrual period.

• 817 Other antepartum diagnoses with o.r. Procedure with mcc
• 818 Other antepartum diagnoses with o.r. Procedure with cc
• 819 Other antepartum diagnoses with o.r. Procedure without cc/mcc
• 831 Other antepartum diagnoses without o.r. Procedure with mcc
• 832 Other antepartum diagnoses without o.r. Procedure with cc
• 833 Other antepartum diagnoses without o.r. Procedure without cc/mcc

Convert O9A.113 to ICD-9-CM

• 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
• 2017 (effective 10/1/2016): No change
• 2018 (effective 10/1/2017): No change
• 2019 (effective 10/1/2018): No change
• 2020 (effective 10/1/2019): No change

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