Landmark Lab Services provides TSH tests (CPT code 84443) at a retail cost of $132. Included below is a summary of TSH tests performed by the lab during the most recent week.

Insurance status of patient	Number of tests	Reimbursement rate per test
Medicare	6	$48
Medicaid	22	$42
Blue Cross	16	$70
UnitedHealthCare	28	$79

Calculate the proportion of total Net Patient Service Revenue represented by tests provided to patients having Blue Cross insurance.

		24.65%
		53.03%
		22.22%
		29.29%