j code for b12 injection CPT Guide 2026 Cyanocobalamin: Package Insert / Prescribing
Cyanocobalamin: Package Insert Prescribing Information Buy B12 Shots and Injections Online Prescription Delivery Cyanocobalamin Medicare Coverage and Co Pay Details GoodRx Vitamin B12 2026 Prices, Coupons & Savings Tips GoodRx HCPCS Code J3420: Injection, Vitamin B 12 (Cyanocobalamin), up to 1,000 mcg per Unit Hydroxocobalamin: Package Insert Prescribing Information
Pay in 4 interest-free payments of $5.71 Learn more
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 31 - Aug 5




