No GP referral is needed
One code that often raises questions is CPT 96372, which is used for therapeutic injections
N., Wharton, S., Connery, L., Alves, B., & Rosenstock, J
Composition Vitamin B12 (Cyanocobalamin or Methylcobalamin, depending on formulation) Lipotropic agents (varies by compounder, but commonly includes): Methionine Inositol Choline Benefits Supports fat metabolism and liver detoxification Enhances energy and focus Promotes red blood cell production May support weight management programs Format 10 ml vial Concentration varies by compounding pharmacy, but typically contains: Vitamin B12: 1000 mcg/ml Methionine, Inositol, Choline (varied doses, often 2550 mg/ml each) Dosage & Administration 1 ml per injection Administered intramuscularly (IM) Frequency: 23 times per week (as tolerated and per provider guidance) Storage Store refrigerated at 28 C Protect from light Do not freeze Notes Best used as part of a comprehensive wellness or weight management program (diet, exercise, lifestyle)
We also know that the serum B12 test is inaccurate and cannot tell us what is happening at a cellular level
"Vitamin B12 Deficiency Anemia"