1. ICD-10-CM Codes
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2. O00-O9A
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3. O20-O29
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4. O26-
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5. 2023 ICD-10-CM Diagnosis Code O26.891

2023 ICD-10-CM Diagnosis Code O26.891

Other specified pregnancy related conditions, first trimester

2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx 1st Trimester (< 14 weeks)

• O26.891 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• Short description: Oth pregnancy related conditions, first trimester
• The 2023 edition of ICD-10-CM O26.891 became effective on October 1, 2022.
• This is the American ICD-10-CM version of O26.891 - other international versions of ICD-10 O26.891 may differ.

• O26.891 is applicable to maternity patients aged 12 - 55 years inclusive.
• O26.891 is applicable to female patients.
• O26.891 is applicable to mothers in the first trimester of pregnancy, which is defined as less than 14 weeks since the first day of the last menstrual period.

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

Convert O26.891 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
• 2021 (effective 10/1/2020): No change
• 2022 (effective 10/1/2021): No change
• 2023 (effective 10/1/2022): No change

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