Conclusion In summary, Procedure J3420, the CPT code for Vitamin B12 injections, may require prior authorization depending on the patients insurance plan, including Medicare
See below for important safety information
A lipotropic injection typically includes vitamin B12, methionine, inositol, and choline
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10.1056/NEJMoa064868 [DOI] [PubMed] [Google Scholar] 33
Results After the blood draw, you will be asked to apply pressure to the site to help prevent bruising, and a small bandage will be placed over the area