The Borussia Dortmund start scored in extra time against Argentina in 2014 to give Germany its fourth World Cup.
Bayern Munich goalkeeper Manuel Neuer makes the cut in the provisional squad after being out of action since September due to broken foot.
Manager Joachim Low has also extended his contract until 2022.
Manchester City duo Ilkay Gundogan and Leroy Sane are among the Premier League star to be selected, while Liverpoolâ€™s Emre Can misses out. They will join Chelsea stars Antonio Rudiger and Arsenal maestro Mesut Ozil.
Germany will start their World Cup campaign on 17 June, with Mexico, Sweden and South Korea in their group F.
Germany 27-man provisional squad:
Goalkeepers:Â Bernd Leno (Bayer Leverkusen), Manuel Neuer (Bayern Munich), Marc-Andre ter Stegen (Barcelona), Kevin Trapp (Paris St-Germain)
Defenders:Â Jerome Boateng (Bayern Munich), Matthias Ginter (Borussia Monchengladbach), Jonas Hector (Cologne), Mats Hummels (Bayern Munich), Joshua Kimmich (Bayern Munich), Marvin Plattenhardt (Hertha Berlin), Antonio Rudiger (Chelsea), Niklas Sule (Bayern Munich), Jonathan Tah (Bayer Leverkusen)
Midfielders:Â Julian Brandt (Bayer Leverkusen), Julian Draxler (Paris St-Germain), Leon Goretska (Schalke), Ilkay Gundogan (Manchester City), Sami Khedira (Juventus), Toni Kroos (Real Madrid), Mesut Ozil (Arsenal), Sebastian Rudy (Bayern Munich), Leroy Sane (Manchester City)
Strikers:Â Mario Gomez (Stuttgart), Thomas Muller (Bayern Munich), Nils Petersen (SC Freiburg), Marco Reus (Borussia Dortmund), Timo Werner (RB Leipzig)