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The WISeR (Wasteful and Inappropriate Services Reduction) model is a Medicare Part B prior authorization pilot running from January 2026 through December 2031 in six states: Arizona, New Jersey, Ohio, Oklahoma, Texas, and Washington

Theyre also ideal for vegetarians and vegans, since B12 is primarily found in animal-based foods

Not all B12 is created equal

Knowing the rules and protocols for giving B12 through an IV helps doctors treat patients with B12 deficiency effectively

However, this does not translate into increased energy in healthy individuals, as research suggests supplementation does not significantly affect energy levels unless a deficiency is present