Baltimore Medical System | 4,666 followers on LinkedIn. The heart of community health. | Baltimore Medical System is a community-based, independent non-profit dedicated to improving the health and wellness of medically underserved communities in the Greater Baltimore area. We are the largest Federally Qualified Health Center (FQHC) system in Maryland. Being an FQHC means that we must meet government standards for quality of care and we must provide a defined range of basic health services.