The 261 number is about the same as the United States, but much lower than France (330) or Italy (420)*, two of the top-rated health systems in the world.
However, there are subtleties to this that will never be discussed in an election campaign, if ever. For example, Doctors NS argues the high ratio here is driven by the need to treat patients from other Atlantic Provinces. Perhaps, but other provinces will have unique challenges, too, such as vast territories to cover.
The detail-oriented among us are invited to see the Physician Resource Planning report submitted to the Dept. of Health and Welfare.
*OECD (2017), Doctors (indicator). doi: 10.1787/4355e1ec-en (Accessed on 05 May 2017)