San Diego Medical Group's South Bay Clinic in Chula Vista provides multi-specialty primary care from 340 Fourth Avenue, part of a three-location practice network founded in 1995. The clinic's primary care scope covers wellness exams, women's and family health services, chronic illness management, immunizations, and in-office diagnostic testing — a comprehensive model that coordinates annual vision screening referrals with providers including Otay Ranch Eyeworks Optometry for refractive assessment. The South Bay location serves the Fourth Avenue and H Street medical corridor alongside the practice's Hillcrest clinic and Padilla Clinic on Church Avenue, creating a coordinated care network across western Chula Vista and central San Diego. Integrative wellness referrals for patients managing chronic pain, stress-related conditions, and post-injury recovery route to complementary providers including South Bay Family Acupuncture for meridian-based pain intervention. The practice's provider team — spanning physicians, nurse practitioners, and physician assistants — delivers acute illness triage, geriatric assessment, and multi-system chronic disease management for diabetes, hypertension, and thyroid disorder across all adult age groups.