This topic page summarizes the US Preventive Services Task Force (USPSTF) recommendations on screening for gestational diabetes mellitus. It recommends screening for gestational diabetes mellitus in asymptomatic pregnant women after 24 weeks of gestation.

The USPSTF concludes that the current evidence is insufficient to assess the balance of benefits and harms of screening for gestational diabetes mellitus in asymptomatic pregnant women before 24 weeks of gestation.