This variable describes the secondary type of pharmacy that filled the prescription, if applicable.
Providers are not required by NCPDP to specify a secondary dispenser type.
For each pharmacy, there is information for up to three dispenser types (see PRIMARY_DISPENSER_TYPE and TERTIARY_DISPENSER_TYPE variables).
Additional details regarding the National Council for Prescription Drug Programs (NCPDP) source data are available at: https://www.ncpdpdataq.org/dataQInfo/pages/dataQFiles.htm.
Source: NCDPD DataQ™