Delta Dental Plan In-Network Deductible (Single/Family) $60 / $150 Annual Plan Maximum $1,500 / person Preventive Services You pay 0% Basic Services You pay 15% Major Services You pay 30% Orthodontia Services To Age 19: You Pay 30% Age 19 and Over: You Pay 50% Orthodontia Lifetime Maximum To Age 19: $500 per Year Age 19 and Over: $500 per Lifetime