The posts of presidential advisor are new for Leonid Reiman, ex-minister of information technologies and communications, former chairman of the Supreme Court Veniamin Yakovlev and Mikhail Trinoga, who headed Medvedev's secretariat when he served as first deputy prime minister before becoming Russian president.
Mikhail Zurabov, former health minister, and Yury Laptev, the president's cultural advisor, retained their posts as presidential advisors.
Medvedev also appointed Sergei Prikhodko, Alexander Abramov, Arkady Dvorkovich, Dzhakhan Pollyyeva, Larisa Brycheva and Konstantin Chuichenko as presidential aides.
Prikhodko, Abramov, Pollyyeva and Brycheva have retained their posts in the presidential administration.
Chuichenko, who served as head of the legal department and management committee member of energy giant Gazprom, will replace Alexander Beglov, who has been appointed deputy head of the Kremlin administration.
Dvorkovich was a senior economic adviser to President Vladimir Putin, who became prime minister May 8 after ceding his presidential powers to Medvedev.
Medvedev also appointed Natalya Timakova, who has headed the Kremlin press service since 2004, as his spokesperson, and Marina Entaltseva as protocol chief instead of Igor Shchyogolev, who is now minister of communications.