The IndyCar driver will compete in 12 Nationwide races for JR Motorsports, which is owned by the popular Dale Earnhardt Jr.
"Like I've said before, we just want to be smart and calculative about this process," Patrick said at news conference Thursday. "The tracks we've selected not only compliment the IndyCar schedule, but will give me quality seat time at a variety of facilities."
She is undecided about driving in the Sprint Cup's Super Bowl of racing, the Daytona 500, Feb. 14 at Daytona Beach.
Patrick's IndyCar schedule with Andretti Autosport begins March 14 with the Sao Paulo (Brazil) Indy 300.
After the Sam's Town 300 at Las Vegas, her full-time IndyCar schedule will keep her way from Nationwide competition until the New England 200 June 26 at Loudon, N.H.