Keith R. Fischer, MD—a David Geffen School of Medicine at UCLA graduate (Class of 1991)—practices family medicine at Sharp Rees-Stealy in Santee on Cuyamaca Street's medical corridor. The Sharp Rees-Stealy Santee campus consolidates primary care, pharmacy, and diagnostics under one roof, with in-house blood draws and specimen processing at Sharp Rees-Stealy Santee Laboratory on the first floor. Dr. Fischer holds California medical license G82030 and NPI 1699785857, with board certification in family medicine and hospital affiliations at both Sharp Grossmont Hospital and Sharp Memorial Hospital. The family medicine scope covers patients from age six through geriatrics, and the co-located optometry department—including providers including Jennifer N. Tam, OD on the third floor—enables same-campus vision screening alongside annual physicals. Clinical services include comprehensive metabolic panel interpretation, EKG stress testing, spirometry for COPD staging, and MIPS-qualified preventive care workflows scoring 89.2 on CMS quality metrics.