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ICD-10-CM Codes
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O00-O9A
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O20-O29
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O24-
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2023 ICD-10-CM Diagnosis Code O24.311
2023 ICD-10-CM Diagnosis Code O24.311
Unspecified pre-existing diabetes mellitus in pregnancy, first trimester
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx 1st Trimester (< 14 weeks)
- O24.311 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- Short description: Unsp pre-existing diabetes in pregnancy, first trimester
- The 2023 edition of ICD-10-CM O24.311 became effective on October 1, 2022.
- This is the American ICD-10-CM version of O24.311 - other international versions of ICD-10 O24.311 may differ.
ICD-10-CM Coding Rules
- O24.311 is applicable to maternity patients aged 12 - 55 years inclusive.
- O24.311 is applicable to female patients.
- O24.311 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.
The following code(s) above
O24.311 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
O24.311:
- O00-O9A
2023 ICD-10-CM Range O00-O9A
Pregnancy, childbirth and the puerperiumNote- CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
- Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
- Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
- 1st trimester- less than 14 weeks 0 days
- 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
- 3rd trimester- 28 weeks 0 days until delivery
Type 1 Excludes- supervision of normal pregnancy (Z34.-)
Type 2 Excludes- mental and behavioral disorders associated with the puerperium (F53.-)
- obstetrical tetanus (A34)
- postpartum necrosis of pituitary gland (E23.0)
- puerperal osteomalacia (M83.0)
Use Additional- code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
- O20-O29
2023 ICD-10-CM Range O20-O29
Other maternal disorders predominantly related to pregnancyType 2 Excludes- maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
- maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99)
- O24.3
ICD-10-CM Diagnosis Code O24.3
Unspecified pre-existing diabetes mellitus in pregnancy, childbirth and the puerperium
2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
Use Additional- code (for):
- from category E11 to further identify any manifestation
- long-term (current) use of insulin (Z79.4)
- 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 O24.311 to ICD-9-CM
Code History
- 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
ICD-10-CM Codes Adjacent To O24.311
O24.1 Pre-existing type 2 diabetes mellitus, in pregnancy, childbirth and the puerperium
O24.11 Pre-existing type 2 diabetes mellitus, in pregnancy
O24.12 Pre-existing type 2 diabetes mellitus, in childbirth
O24.13 Pre-existing type 2 diabetes mellitus, in the puerperium
O24.3 Unspecified pre-existing diabetes mellitus in pregnancy, childbirth and the puerperium
O24.31 Unspecified pre-existing diabetes mellitus in pregnancy
O24.311
…… first trimester
O24.32 Unspecified pre-existing diabetes mellitus in childbirth
O24.33 Unspecified pre-existing diabetes mellitus in the puerperium
O24.4 Gestational diabetes mellitus
O24.41 Gestational diabetes mellitus in pregnancy
O24.415 …… controlled by oral hypoglycemic drugs
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
