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Substance

A QDM category consists of a single clinical concept identified by a value set.

Performance/Reporting Period
2020
QDM Category (QDM Version 5.4):

Substance represents a homogeneous material with definite composition that includes allergens, biological materials, chemicals, foods, drugs and materials. QDM distinguishes between medications from non-medication substances by separately listing medication datatypes. Substance may or may not have a code or be classified by a code system such RxNorm. Examples of a substance may include environmental agents (e.g., pollen, dust) and food (e.g., vitamins).

QDM Datatypes based on this Category (QDM Version 5.4)
Last Updated: Oct 20, 2020