MCMedicalCodingSoftware
O48.1

O48.1: Prolonged pregnancy

Billable / specific codeICD-10-CM

O48.1 is a billable, specific ICD-10-CM code for prolonged pregnancy. It is valid for submission on a claim.

Check O48.1 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Pregnancy which has advanced beyond 42 completed weeks gestation

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Post-dates›more than 42 weeks gestation
  • Post-term›more than 42 weeks gestation(mother)
  • Postmaturity, postmature›maternal(over 42 weeks gestation)
  • Pregnancy›prolonged(more than 42 weeks gestation)
  • Prolonged, prolongation›pregnancy(more than 42 weeks gestation)
  • Pregnancy›postmature›more than 42 weeks gestation
  • Prolonged, prolongation›gestation›mother
  • Pregnancy›complicated by›postmaturity›more than 42 completed weeks gestation(prolonged)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under O48

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.