The legal profession is the only professional group in the United States that has ever prohibited its practicing members with doctorates from using the title "Doctor." Now, with D.R. 2-102(F) of the Code and its interpretation in Informal Opinion 1151, lawyers have been given the opportunity to take advantage of the recognition of their education as being on a par with other doctoral training.
Roper, Milard King Jr.
"Ethics: Informal Opinion 1151 - Lawyers and the Title "Doctor","
Akron Law Review: Vol. 6
, Article 5.
Available at: https://ideaexchange.uakron.edu/akronlawreview/vol6/iss1/5