This entry was published at least two years ago (originally posted on March 30, 2020). Since that time the information may have become outdated or my beliefs may have changed (in general, assume a more open and liberal current viewpoint). A fuller disclaimer is available.
Today I learned: In at least one appearance, the NCIS ambulance uses a Starfleet Medical logo (seen on the right rear door panel). Now there’s a crossover I didn’t expect!
(Thanks to Ex Astris Scientia for this tidbit! 🖖)