BJC Medical Group Internal Medicine at Winghaven

Gary Gray, MD, is a board-certified internal medicine physician who cares for patients 18 and older. He provides a broad range of preventive services, including annual physicals, Medicare annual wellness exams, screenings, and immunizations. He manag...

Laurie Giltner, FNP, is a certified family nurse practitioner specializing in internal medicine who treats patients ages 18 and older. She provides preventive care, including physicals, screenings, and vaccinations. She treats minor illnesses and inj...

Maria Walls, ANP, is a certified adult nurse practitioner and diabetes educator who sees patients ages 18 and older. She provides preventive care, including annual wellness exams, vaccinations, and health screenings. She treats minor illnesses and in...