How exactly is my lab test co-pay $34.94?

By MATTHEW HOLT I moved over something I wrote on linkedin, so that it doesn’t vanish. I do this type of thing so you don’t have to & to make Brett Jansen happy I am writing in one line paragraphs. My question, is how doo LabCorp, Brown & Toland and Blue Shield Of California come up with this stuff?1. I go for my free annual checkup2. I get blood/lab tests which AFAICT are included in the ACA free checkup.3. My pre-diabetes is still “pre”. My cholesterol is good!4. Blue Shield of California puts the claim on its website. The EOB representation says–total billed $322.28–In network