vitamin b12 injection with counseling cpt code 90471 Explained Medical Coding Types Of Injections
Description
1 2 3 "B Vitamins in the nervous system: Current knowledge of the biochemical modes of action and synergies of thiamine, pyridoxine, and cobalamin"

Folic Acid is also known as folate or vitamin B9
I have a baseball size rash, hot to touch, not painful that started last a Tuesday (six days after injection)

I decided it must have been something I ate
