CPT/HCPCS J3420 · Minor procedure or supply
How much should vitamin b12 injection cost?
$24–$60
Based on the national Medicare reference rate (~$12) at a typical commercial multiple of 2×–5×. This is an order-of-magnitude estimate, not a quote — your hospital's actual contracted rate may differ.
Why prices vary for this
Small supplies and quick procedures are where hospital markups are most extreme in percentage terms — a $3 blood draw billed at $50+ is common and easy to prove with the Hospital Price Transparency Rule.
Excessive supply markup
BillMender flags charges billed at many multiples of a typical reference price.
Check my vitamin b12 injection chargeBillMender is a document-preparation tool, not a law firm, and does not provide legal advice. We don't guarantee any outcome or dollar amount. Estimates are based on public reference pricing, not your hospital's actual contract rates.