CPT Code 96372: Description, Usage, and Billing Guidelines (2025) Cyanocobalamin Vitamin B12 for Injection 1000 mcg ml 100 ml Bottle. 1Family 1Health Pharmacy VITAMIN B12 INJECTION 1000 mcg mL Injection and Infusion Coding: What You NEED to Know! Not all injections are created equal and in the CPT Medicine section, the difference between an IV infusion, an IM injection, The Professional Vitamin B12 Deficiency ICD 10 Billing Guide Vitamin B12 Injection 1000 mcg