Not even in an academic setting.
http://www.law.harvard.edu/faculty/directory/index.html
There is a very reasonable explanation for all of the social security numbers, information down a black hole, bizarre family history...etc.
Three letter Government Agency.
Of course some lawyers DO use DR. Perfectly legit.
http://www.abajournal.com/magazine/article/lawyers_are_doctors_too/
The use of the honorific “Dr.” is especially useful in Dr. Titus’ case, as he is a professor of law, and has practiced law at higher levels of professional standing than most lawyers.