| Extended Hours Clinic For after-hours medical problems: In non-life-threatening situations, first contact your primary care physician. If you are unable to reach your primary care physician, you may contact the MPMG Clinic. 1720 El Camino Real, Suite 160 Burlingame, CA 94010 (650) 259-1674 | Usual Office Hours: Monday to Friday 1:00pm - 10:00pm Saturday & Sunday 8:00am - 5:30pm |