Converting NDC
Proper mapping of NDC code requires an 11-digit number in a 5-4-2 format. Converting NDC from a 10-digit to an 11-digit format requires a strategically placed zero, dependent upon the 10-digit format.
All dashes need to be removed before matching to the concept.concept_code
| 10-Digit Format | 10-Digit Format Example | 11-Digit Format | 11-Digit Format Example |
|---|---|---|---|
| 4-4-2 | 9999-9999-99 | 5-4-2 | 09999-9999-99 |
| 5-3-2 | 99999-999-99 | 5-4-2 | 99999-0999-99 |
| 5-4-1 | 99999-9999-9 | 5-4-2 | 99999-9999-09 |