the study of the formation, meaning, and use of words and of idiomatic combinations of words. lexicology.
Confidence votes 361. A prescription number is a number that the pharmacy assigns to each prescription in order to keep track of them. 3 people found this useful.
From what I understand, your NPI is your Medicare number. You will need to apply for your NPI, DEA, then DPS. The DEA number allows you to write rx for daily medications (BP, COPD, ASTHMA, ect.), DPS allows you to write for narcotics (in Texas we can not write for schedule 2).