Patient Demographics Query (PDQ) – What it’s used for: Requesting patient ID‘s from a central patient information server based on patient demographic information. It is used when a system has only demographic data for patient identification.
Example: Hospital A admits Patient Y, who has not been at the hospital before. Hospital A submits a request to the local Health Information Exchange (HIE) focuses on the mobilization of healthcare information electronically across organizations within a region or community. HIE provides the capability to electronically move clinical information between disparate health... More, based on demographic information such as name, birth date, sex, etc., to obtain the appropriate HIE patient ID is a coded value data type. The value of such a field follows the formatting rules for a ST field except that it is drawn from a table of legal values. Examples of ID fields include religion and sex. for Patient Y.
Synonyms: Patient Demographics Query