How to deliver a significant level of healthcare and other health-related services

What is the term for healthcare providers that, by mandate or mission, organize and deliver a significant level of healthcare and other health-related services to uninsured, underinsured, low-income, Medicaid, and other vulnerable populations or patients? What is the term for urban, nonprofit, patient-governed, and community-directed healthcare entities receiving federal grant funding under Section 330?In Medicare’s prospective payment system for federally qualified health centers, which factor is a risk adjustment?