cpt for b12 injection Does Procedure J3420 Require Prior Authorization? medicare cpt code for b12

For people with absorption problems, such as pernicious anaemia, injections are medically necessary as oral supplements will not be absorbed effectively

The NIH Vitamin B12 Fact Sheet for Health Professionals notes that oral supplementation is appropriate for many patients who do not have intrinsic factor deficiency

Perhaps recklessly, Im going to suggest that a comparison might be drawn to medicinal cannabis

What to Expect After Your Shot Most patients notice improvements within a few days: Increased energy Better concentration Improved mood Enhanced physical performance Regular treatments, along with a Vitamin B-rich diet, help sustain these benefits