Dr. Parker is the Vice President of Quality and Safety at Maine Medical Center. He is a former director of the Division of Nephrology and Transplantation and was the program director for the MMC nephrology fellowship from 2002-2016. During that time, he developed expertise and a national reputation in nephrology medical education and healthcare workforce issues. He continues to participate in clinical care and teaching on the faculty of the Tufts University School of Medicine as well as the Physician Leadership Development Program. He serves as a member of the Maine Track medical school admissions subcommittee, the Graduate Medical Education Executive Committee, and the Continuing interprofessional Development Committee. He is the lead physician for the organizational ABMS Maintenance of Certification Portfolio Program.