Data elements that meet criteria using this datatype should document that the medication indicated by the QDM category and its corresponding value set is being taken by the patient. Keep in mind that when this datatype is used with timing relationships, the criterion is looking for a medication being taken for the time frame indicated by the timing relationships.
Timing: The Relevant Period addresses:
- startTime - when the medication is first known to be used (generally the time of entry on the medication list),
- stopTime - when the medication is discontinued (generally, the time discontinuation is recorded on the medication list)
Medication represents clinical drugs or chemical substances intended for use in the medical diagnosis, cure, treatment, or prevention of disease. Medications are defined as direct referenced values or value sets containing values derived from code systems such as RxNorm.
Details of how medication is taken or is to be taken, i.e., the quantity (mg, cc, tablets) to be taken at a single administration.
NOTE: Although 2020 eCQMs use QDM Version 5.4, the QDM Version 5.5 Guidance Update provides clarification to the definition of this attribute which may be helpful when implementing eCQMs for 2020 Reporting/Performance periods.
QDM Version 5.5 Guidance Update:
Details of how much medication is taken or is to be taken, i.e., the quantity (mg, cc, tablets) to be taken at a single administration.