Direct Primary Care Doctor Dr. Marguerite Duane is a board-certified family physician who decided she would be a doctor when she was just 8 years old as she witnessed the birth of her baby sister at home! That transformative experience fueled her passion for family medicine and desire to one day do house-calls! Today, she is a physician with Modern Mobile Medicine, a Direct Primary Care house-calls based practice serving patients in the DC metropolitan area. Previously, Dr