Every two years drivers must pass a basic D.O.T. physical exam. Under normal circumstances said driver would pass this exam. A company manager happens to know of a hidden medical problem that could cause this driver to loose his medical certificate.

Every two years drivers must pass a basic D.O.T. physical exam. Under normal circumstances said driver would pass this exam. A company manager happens to know of a hidden medical problem that could cause this driver to loose his medical certificate. Is it legal for him to notify the Doctors office and advice them to look for this condition?