Doubtful, NHL Teams have agreements with various medical providers, including imaging centers. This allows for the team to get medical care for the players done at a much faster rate, usually within 24 hours. The same courtesy is applied to visiting team.
Given the fact that two people have reported a timeline for His Possible Return, it sounds like the MRI is complete.
Samuelsson may have a repeat MRI His Knee later this week in Buffalo.