For employers across East County San Diego, U.S. HealthWorks Medical Group in Santee delivers occupational medicine and employer health services from 9745 Prospect Avenue on the Woodside-Prospect industrial corridor. The clinic manages DOT physicals, pre-employment drug screening, and workers' compensation injury evaluations, complementing the walk-in urgent care model at Perlman Clinic Santee on Mission Gorge Road for after-hours employee injuries. Concentra acquired U.S. HealthWorks nationally in February 2018 through a $753 million transaction with Dignity Health, integrating the Santee location into a network exceeding 700 occupational health centers across 44 states. Work-injury cases requiring musculoskeletal rehabilitation route to chiropractic and soft-tissue specialists on Santee's Cuyamaca Street corridor, where Brinegar Chiropractic and Massage Center treats spinal and extremity injuries under workers' compensation authorization. The facility processes breath-alcohol, urine, and hair-follicle testing under federal DOT and non-DOT chain-of-custody protocols certified for SAMHSA five-panel and ten-panel compliance.