Alpena Medical Arts, Karl Gruschke, Alpena, MI (989) 354. (2 days ago) Average patient volume is 200 patients per day. Alpena Medical Arts is located at Alpena county, Michigan: 211 Long Rapids Rd Alpena, MI 49707. Please call Karl Gruschke at (989) 354-2142 for more information about their service, office hours, warranty and license..