Sometimes, indemnity Blaux health insurance plans impose restrictions on services covered and may require prior authorization for hospital care and other expensive services. Basic and Essential Health Plans - It provides a limited health insurance benefit at a considerably low insurance cost. In opting for this kind of health insurance plan, it is necessary that one should read the policy description giving special focus on covered services. There are plans which may not cover on some Blaux portable ac basic treatments, certain medical services such as ..