Founded in 1978 by James Hay, M.D., North Coast Family Medical Group has grown over the past 40 years and has become one of the most recognized and respected practices in San Diego's North County. Our Providers Schedule Online. Richard E. Payne, MD. Craig S. Duck, MD. Amy Kakimoto, MD. Christine Clotfelter, DO. Sagar Shah, MD. Kelly Sales, PA-C..