Thousand Oaks Dentist. Dr. Savitha Siddappa provides Dental Hygiene and Periodontal Health, gum disease, gum disease treatment, periodontal surgery, preventive oral health, oral hygiene, gum care to patients suffering from gingivitis, bad breath, plaque in Westlake Village, Oak Park, Moorpark, Newbury Park. Westlake Village Dentist providing Dental Hygiene and Periodontal Health in Thousand Oaks, California.