Does co-insurance cover the Medicare Part B deductible?

Coinsurance does not cover the Medicare Part B deductible. The Medicare Part B deductible is $147 a year as of 2015. The typical cost per month for a Medicare Part B plan is $104.90.

The cost of a Medicare Part B plan is determined by the income a person brings in every year. A person who makes $85,000 a year or less pays the standard $104.90 a month. If a person's income is higher, the monthly price rises. The most a person has to pay for a Medicare Part B plan is $335.70. The deductible cost does not change based on the monthly cost of this plan.