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O48.0 - Post-term pregnancy


The ICD 10 Code for Post-term pregnancy is listed as O48.0.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: O48.0
Description: Post-term pregnancy
  • Pregnancy over 40 completed weeks to 42 completed weeks gestation
Diagnostic Related Groups
(MS-DRG v30.0)
781 - Other Antepartum Diagnoses W Medical Complications
782 - Other Antepartum Diagnoses W/o Medical Complications
Chapter Pregnancy, childbirth and the puerperium (O00-O9A)
Block Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
Parent O48 - Late pregnancy
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 645.11 - Post term pregnancy, delivered, with or without mention of antepartum condition (approximate)
ICD 9 Dx Code: 645.13 - Post term pregnancy, antepartum condition or complication (approximate)
ICD-10-CM Siblings (same level / similar specificity) of O48.0:
O48.1 - Prolonged pregnancy