Costco Pharmacy on La Mesa's Fletcher Parkway corridor fills prescriptions from the warehouse club's in-house dispensary at store #469, positioned along the high-volume commercial stretch between Sharp Grossmont Hospital and Interstate 8. Walk-in prescriptions from Marque Urgent Care on nearby Lake Murray Boulevard represent a significant share of the after-hours scripts this location processes, given the urgent care La Mesa search corridor that drives 720 monthly queries. Kaiser Permanente, Medi-Cal Rx, and most commercial insurance panels are accepted at the dispensary counter, and a self-service kiosk handles medication disposal under DEA reverse-distribution protocols. Pain-management prescriptions originating from musculoskeletal providers along the Fletcher Parkway medical strip, including San Diego Chiropractic Doctors, process through the same controlled-substance workflow. Pharmacists utilize Costco's proprietary RxReady automated dispensing system for high-volume generic fills, verifying National Drug Code identifiers against FDA Orange Book therapeutic equivalence ratings before release.