Industry Voices- Why is it so hard to measure the impact of primary care?

Meaningfully improving patient care while reducing costs is no small feat, particularly in communities that are socially and economically vulnerable. As an industry, we are investing hundreds of millions of dollars into a variety of approaches across the primary care space with a belief in their transformative potential. But how do we effectively measure whether that transformation happens? So far, it seems like we haven’t been able to, at least not routinely.