ICD-10-CM O48.0 is the diagnosis code for Post-term pregnancy. This code falls under the section "Maternal care related to the fetus and amniotic cavity and possible delivery problems" within Chapter 15 — Pregnancy, childbirth and the puerperium (O00-O9A). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Understanding where O48.0 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, O48.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
O48.0 is the ICD-10-CM diagnosis code for "Post-term pregnancy". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of O48.0 is O48 ("Late pregnancy"). O48.0 provides a more specific classification within this category.
O48.0 is located in Section O30-O48 — "Maternal care related to the fetus and amniotic cavity and possible delivery problems" within Chapter 15 of the ICD-10-CM Tabular List.
Use O48.0 when the patients documented diagnosis matches "Post-term pregnancy" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Post-term pregnancy is O48.0.
Yes, O48.0 can be used as a primary diagnosis code since it is billable and specific.
O48.0 is in Chapter 15 of the ICD-10-CM Tabular List.
Yes, O48.0 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.