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Heritage Sierra Medical Group is a California-based network of primary care physicians, specialists, and urgent care facilities. It serves the Santa Clarita and Antelope Valley region with 80+ primary care providers, 300 specialists, six urgent care centers, and three local hospitals in its network. The group emphasizes patient-centered care and accessibility, supported by a member portal and its motto, 'Quality from Our Family to Yours.'
AI named Heritage Sierra Medical Group in January 2026.