Sydney S, Guo M.D.Attending PhysicianGeneral Surgery Vascular Surgery Education: New York University School of MedicineMain Office:805-456-8890 Ventura County Vascular Specialists 1901 Outlet Center Dr #201 Oxnard, CA 93036 Clinic Intersts:vascular and vein therapy.Certifications: Board Certified in Vascular Surgery Additional Office: 2605 Loma Vista Rd, Ventura, CA 93003 (805) 456-8890