Alan H. Barth, DPM is a board-certified foot and ankle surgeon at Kaiser Permanente Zion Medical Center in San Diego's Allied Gardens neighborhood, practicing at 4647 Zion Avenue, 92120. His podiatric surgical work within the Southern California Permanente Medical Group covers bunion correction, hammertoe repair, plantar fasciitis intervention, diabetic foot wound management, and surgical treatment of fractures and deformities across the foot and ankle complex. Primary care physicians at Kaiser Permanente Vandever Medical Offices in Allied Gardens generate a significant share of podiatric referrals through the integrated Kaiser network, particularly for patients whose diabetes management requires coordinated lower-extremity monitoring. The Kaiser Zion campus anchors the medical corridor along Zion Avenue, where the integrated care model routes podiatric patients through internal medicine, endocrinology, and vascular surgery within the same facility — a structure that compresses diagnostic-to-treatment timelines for complex diabetic foot cases. Dr. Barth's scope includes biomechanical assessment, custom orthotic prescriptions, and gait analysis for patients presenting with chronic heel pain, metatarsalgia, and post-traumatic ankle instability. The Zion Medical Center location sits near the I-8 freeway interchange at Waring Road, placing it within the Allied Gardens medical cluster that serves residential neighborhoods between SDSU and the Grantville commercial corridor. Post-surgical rehabilitation for ankle reconstruction and tendon repair cases coordinates with physical therapy providers including Spine & Sport Physical Therapy - City Heights, which runs sport-specific return-to-activity protocols calibrated to surgical recovery timelines. Surgical admissions route through Kaiser Zion's operating suites, where podiatric procedures share scheduling infrastructure with orthopedic and general surgery departments.