Power-Up: An Effectiveness Trial of the Diabetes Prevention Program

Inclusion Criteria: * At least 18 years old * Most recent HbA1c: 5.7%-6.4% (within last year) or Diabetes Risk Score \>= 5 * Most recent BMI ≥ 25 (within last 6 months) * Access to a device that can join sessions virtually either through a virtual conferencing application * Have valid address and telephone contact information * Have no plans to change their health system/primary care provider or move from their current, NYC area, address in the next year Exclusion Criteria: * Not physically able or willing to attend virtual, group-based sessions * Unable to provide informed consent by telephone * Unable or unwilling to complete baseline telephone surveys or follow-up surveys in English or Spanish