Methodology
How ERcost.com reads ER wait times and visit cost data
ERcost.com is built around source-labeled emergency-care information. The goal is to show what kind of data is available for each metro area, where it came from, and what it can and cannot tell you before or after an ER visit.
ER wait-time methodology
How ERcost labels hospital-published waits, patient reports, CMS historical data, and facilities with no public current wait source.
ER cost data methodology
How ERcost reads hospital price transparency files, ER visit levels, gross charges, cash prices, Medicare rates, and source freshness.