The annual gala -- hosted by comedian Whitney Cummings & honoring Olivia Munn with the Courage Award -- is set for April 28 at the Beverly Hilton Hotel.
“I owe my career to incredible teachers who unlocked the door to arts and creativity for me and I’m proud to pay that forward," Groban said.
Last year, more than 2,500 people participated, according to MusiCares.
Dr. Angelina Lipman, Monte Lipman and Jennifer Bandier will be honored on April 21.
The event raised nearly $800,000 to bring music education into underserved communities across New York City.
The award to the co-chairman/COO of Warner Records will be presented this fall at the annual Spirit of Life Gala in L.A.
The announcement was made just nine days after the two men worked together on the 67th annual Grammy Awards telecast.
Performers included Emmylou Harris, Rosanne Cash, Margo Price, Bonnie Raitt, Tom Morello, Joe Henry, Lucinda Williams, Taj Mahal and Baez herself.
"In addition to raising money for music people, we are proud to add these three incredible partners who are supporting the Los Angeles region in other ways," said Harvey Mason jr.
Stars performed nearly three hours of hits to benefit the Latin Grammy Cultural Foundation.
