Health IT & Interoperability

eCQMElectronic Clinical Quality Measure

A quality measure computed directly from structured EHR data to assess care processes and outcomes.

Reviewed June 2026 by Enterprise Health

Key facts

  • Quality measure computed from structured EHR data.
  • Relies on coded data (SNOMED, LOINC) in a certified EHR.
  • Central to CMS quality reporting.

What it means

eCQMs use standardized data captured in a certified EHR — coded with SNOMED, LOINC and the like — to measure things like screening rates and outcome control. Reporting them is central to CMS programs. Because they are computed from the record, data quality and consistent terminology determine whether the numbers hold up.

Frequently asked

What is an eCQM?

An electronic clinical quality measure computed directly from structured EHR data — coded with terminologies like SNOMED and LOINC — to assess care processes and outcomes.

What makes eCQMs reliable?

Data quality and consistent terminology. Because they're calculated from the record, clean, coded data is what makes the reported numbers hold up.

A certified, interoperable system of record.

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