Hahn Jim practices as a pharmacist in Bonita at Kaiser Permanente's Bonita Medical Offices, staffing the integrated pharmacy at 3955 Bonita Road that serves the Bonita, Sweetwater, and eastern Chula Vista communities. His dispensing workflow operates within Kaiser's closed-formulary system, where every medication has been evaluated by the Pharmacy and Therapeutics Committee for clinical efficacy, and musculoskeletal prescriptions often originate from rehabilitation referrals coordinated with providers such as Gerken Family Chiropractic. The Bonita campus co-locates pharmacy with primary care, pediatrics, endocrinology, rheumatology, radiology, and laboratory services, enabling same-visit prescription fulfillment without requiring patients to travel to a separate dispensing location. Kaiser's medication safety protocols include automated drug-drug interaction alerts, weight-based dosing verification for pediatric prescriptions, and real-time allergy cross-referencing against the patient's full medical record. Physical rehabilitation prescriptions for pain management and anti-inflammatory drugs route through the Bonita dispensary from therapy providers including Performance Plus Physical Therapy - Otay Ranch when Kaiser members supplement in-network care with out-of-network rehabilitation services. High-volume dispensing categories at the Bonita location include antihypertensives, statins, metformin for type 2 diabetes, and levothyroxine for hypothyroidism — maintenance medications requiring quarterly refill cycles with annual therapeutic reassessment.