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In 2010 about 250 plans participate in the program. [3] About 20 plans are nationwide or almost nationwide, such as the ones offered by some employee unions such as the National Association of Letter Carriers, by some employee associations such as GEHA, and by national insurance companies such as Aetna and the Blue Cross and Blue Shield Association on behalf of its member companies.
Magnetic resonance angiography (MRA) is a group of techniques based on magnetic resonance imaging (MRI) to image blood vessels. Magnetic resonance angiography is used to generate images of arteries (and less commonly veins) in order to evaluate them for stenosis (abnormal narrowing), occlusions, aneurysms (vessel wall dilatations, at risk of rupture) or other abnormalities.
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Consumer-driven healthcare. Flexible spending account (FSA); Health reimbursement account (HRA); Health savings account (HSA) . High-deductible health plan (HDHP); Medical savings account (MSA)
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In 1982, Blue Shield merged with The Blue Cross Association to form the Blue Cross and Blue Shield Association (BCBS). [11] Prior to 1986, organizations administering BCBS were tax exempt under 501(c)(4) as social welfare plans. The Tax Reform Act of 1986 revoked the exemption, however, because the plans sold commercial-type insurance.
Magnetic resonance angiography (MRA) generates pictures of the arteries to evaluate them for stenosis (abnormal narrowing) or aneurysms (vessel wall dilatations, at risk of rupture). MRA is often used to evaluate the arteries of the neck and brain, the thoracic and abdominal aorta, the renal arteries, and the legs (called a "run-off").