O48.0
Billable codePost-term pregnancy
The ICD-10 code for post-term pregnancy is O48.0.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Pregnancy over 40 completed weeks to 42 completed weeks gestation
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- O48.1Prolonged pregnancy
- O48.0Post-term pregnancy
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 64511Approximate match
- 64513Approximate match
- 64510Approximate match
Associated MS-DRGs
O48.0 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 760Menstrual and Other Female Reproductive System Disorders with CC/MCC
- DRG 761Menstrual and Other Female Reproductive System Disorders without CC/MCC
- DRG 817Other Antepartum Diagnoses with O.R. Procedures with MCC
- DRG 818Other Antepartum Diagnoses with O.R. Procedures with CC
- DRG 819Other Antepartum Diagnoses with O.R. Procedures without CC/MCC
- DRG 831Other Antepartum Diagnoses without O.R. Procedures with MCC
- DRG 832Other Antepartum Diagnoses without O.R. Procedures with CC
- DRG 833Other Antepartum Diagnoses without O.R. Procedures without CC/MCC