COVID-19 UPDATE: For your safety, please make an appointment before visiting a laboratory. You may do so in FollowMyHealth or by calling 619-446-1543. At Sharp Rees-Stealy La Mesa, you'll find us when and where you need us. Our primary care physicians and specialists — as well as radiology, laboratory, pharmacy and urgent care — are all here and ready for you. We offer same-day or next-day primary care appointments and after-hours pediatric appointments with our La Mesa doctors. Our urgent care center is open every day. And our specially trained nurses are available both during the day and after hours by phone to give you the expert advice you need.