Claims vs. EHR Data

Real‑world evidence is only as strong as the data behind it, and claims and EHR data each offer very different strengths. Claims provide scale, consistency, and visibility into costs and utilization, while EHRs offer the clinical detail needed to understand severity, biomarkers, and real‑world outcomes.

This post breaks down when to use each source, where they fall short, and why the most credible and payer‑relevant RWE often comes from using them together.