Reference number or identification number as defined for a particular Transaction Set, or as specified by the Reference Number Qualifier.

SV401 is prescription number.

Code identifying the type/source of the descriptive number used in Product/Service ID (234).

Identifying number for a product or service.

SV403 is national drug code (NDC).

Reference number or identification number as defined for a particular Transaction Set, or as specified by the Reference Number Qualifier.

SV404 is new or refill number. A value of zero indicates a new prescription. Any other value is the refill number of an existing prescription.

Code indicating a Yes or No condition or response.

SV405 is generic indicator. A ``Y'' value indicates a generic drug. An ``N'' value indicates a branded drug.

Code indicating whether or not the prescriber's instructions regarding generic substitution were followed

Code specifying the level of service rendered

Code indicating the origin of a prescription

A free-form description to clarify the related data elements and their content.

SV409 is drug name.

Code indicating a Yes or No condition or response.

SV410 is multi-source indicator. A ``Y'' value indicates drug is available from more than one manufacturer. A ``N'' value indicates drug is available from one manufacturer.

Code indicating a Yes or No condition or response.

SV411 is compound indicator. A ``Y'' value indicates a compound drug. An ``N'' value indicates a non-compound drug. A ``U'' value indicates a non-specified drug compound.

Code indicating the type of unit dose dispensing done

Code indicating the method by which the ingredient cost was calculated

Code indicating the method by which the days supply was determined

Code indicating the form in which the drug is dispensed

Code indicating whether or not co-payment requirements were met on a line by line basis

Code identifying the location where patient is receiving medical treatment

Code specifying the level of care provided by a nursing home facility

Code indicating the type of prior authorization or medical certification that has occurred