Source Page: https://www.dmepdac.com/crosswalk/index.html https://www.dmepdac.com/crosswalk/2018.html
NBER URL: http://www.nber.org/data/ndc-hcpcs-crosswalk-dme.html
coding_changes20182 set up by Jean Roth , jroth@nber.org ,  9 Feb 2018
The National Drug Code (NDC) serves as a universal product identifier for human drugs and biologics.
Each NDC must be reported as an 11-digit code unique to the manufacturer of the specific drug or product.