diagnosis codes for lab work ordered

We are having the labs phone us that the dx on orders are not covered by insurances. Does anyone have a link to blood test with the covered diagnosis? I'd like to create a spreadsheet for our practice.

ask your lab

most print a NCD for lab tests; you can also go to CMS.gov/MCD and search

ask your lab

Thank you I'll try calling them. Never dawned on that they may help provide the info.