Search NDC Codes, J-Codes
& CPT Medical Billing
Look up 130,000+ FDA National Drug Codes in 10 and 11-digit form, with the HCPCS J-Code, CPT administration procedure, billable unit and packaging detail for each one.
The four codes behind every drug claim
How the National Drug Code, the HCPCS Level II J-Code, the CPT administration procedure and the finished claim line fit together.
National Drug Code (NDC)
Identifies the labeler, exact strength, formulation and commercial package size. Padded to an 11-digit 5-4-2 string for HIPAA electronic claims.
0069-2587-68HCPCS Level II J-Code
The standardised code for injected, infused and physician-administered medications, billed in defined units rather than packages.
J9271 — pembrolizumab, 1 mgCPT Administration
Reports the procedure of giving the drug — IV infusion, subcutaneous or IM injection, or inhalation — separately from the drug itself.
96413 — chemo IV infusionClaim Line Formatter
A preformatted Box 24 claim line with the N4 qualifier, zero-padded 11-digit NDC and unit qualifier, ready to paste into billing software.
N40069258768 UN1Browse drug classes & J-Codes
National Drug Codes and billing crosswalks organised by Established Pharmacologic Class (EPC) and therapeutic category.
Look up a J-Code, or the term you just hit
30 HCPCS codes with their billable units, 153 defined terms, and worked answers to the questions that get claims rejected.
HCPCS J-codes
Every code with its CMS descriptor, its billable unit and the brands that map to it — so a dose becomes a quantity without guesswork.
Billing glossary
153 definitions covering NDC formats, HCPCS and CPT, claims, reimbursement and FDA regulation — one term per page.
Coding guide
6 worked answers, starting with the two that cause most rejections: the 11-digit conversion and product versus package NDCs.
Coding data you can bill against
Straight from openFDA
Every record is read live from the FDA's own Drug NDC registry — no re-keyed copies, no stale local database.
Built for the claim line
Codes are shown in the exact format a claim expects: 11-digit 5-4-2, unit qualifiers, revenue codes and a copyable Box 24 string.
Free and immediate
No account, no paywall and no lookup limits. Search a brand, a generic, a J-code or an NDC and get the whole crosswalk.