A patient receives a $420 medical procedure and has a 70/30 coinsurance agreement and a $100 deductible with their insurance company which they have not met. The insurance allows $300 on the procedure...

A patient receives a $420 medical procedure and has a 70/30 coinsurance agreement and a $100 deductible with their insurance company which they have not met. The insurance allows $300 on the procedure and the provider will write off the difference in cost. How much will the insurance be responsible for? How much will the patient responsible for?