Clinica Sierra Vista Delano Walk-In location. Family Medicine, OBGYN care, and more. No appointments necessary. Oflering COVID-19 TESTING, Jka Marra Vita SIERRA 425 Del Sol Pkwy, Delano, CA 93215 Hours: 8am - 8pm 7 days a week. "Health care for all since 1971 VISTA CA Clinica Sierra Vista Delano Walk-In location. Family Medicine, OBGYN care, and more. No appointments necessary. Oflering COVID-19 TESTING, Jka Marra Vita SIERRA 425 Del Sol Pkwy, Delano, CA 93215 Hours: 8am - 8pm 7 days a week. "Health care for all since 1971 VISTA CA