O48.1
Prolonged pregnancy
ICD-10-CM Coding Rules
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O48.1
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O48.1
Applicable To
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Pregnancy which has advanced beyond 42 completed weeks gestation
Approximate Synonyms
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Post-term pregnancy
Clinical Information
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A term used to describe pregnancies that exceed the upper limit of a normal gestational period. In humans, a prolonged pregnancy is defined as one that extends beyond 42 weeks 294 days) after the first day of the last menstrual period menstruation), or birth with gestational age of 41 weeks or more.
Details
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O48.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
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The 2023 edition of ICD-10-CM O48.1 became effective on October 1, 2022.
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This is the American ICD-10-CM version of O48.1 – other international versions of ICD-10 O48.1 may differ.