Alvarado Dental Group in Grantville is the practice of Ronald Johnson, DDS, operating from Suite 205 at 6475 Alvarado Rd, San Diego, CA 92120. The practice has held continuous operation since 1983, making it one of the longest-running dental offices on the Alvarado Road medical corridor. Dental emergencies requiring medical stabilization before scheduled follow-up route through Perlman Clinic Mission Gorge in Grantville, which handles walk-in triage for acute infections and post-trauma swelling. Johnson partners with Daniel Perry, DDS, and together they cover general dentistry services including cavity treatment, composite fillings, dental examinations, prophylactic cleanings, and crown replacement. Alvarado Road runs parallel to the I-8 freeway through the Grantville commercial district, connecting the Alvarado Hospital campus to the Fairmount Avenue intersection. The office holds a BBB A+ accreditation with 43 years on file, and the 92120 ZIP anchors it within the Grantville dental cluster that serves Allied Gardens, Del Cerro, and the SDSU-adjacent neighborhoods. Filling replacement uses composite resin with layered light-curing to match surrounding tooth shade, and crown work follows a conventional two-visit model with temporary placement at the first appointment. TMJ patients presenting with jaw pain alongside dental pathology can coordinate musculoskeletal evaluation at San Diego Sports Medicine & Family Health Center in Grantville for cervical spine and temporomandibular assessment. Prophylactic cleanings follow a quadrant-based scaling protocol with ultrasonic instrumentation for supragingival calculus and hand curettes for subgingival deposits in pocketing sites.