No, there is no official NBA 2K10 ISO for the Wii.
ISOs are digital copies of game discs, typically used for backups or emulation. However, there are no legitimate ways to obtain an NBA 2K10 ISO for Wii.
Purchase a physical copy of NBA 2K10 for Wii if you want to play it legally.
Reminder: Downloading or sharing copyrighted content illegally is unethical and can have serious consequences.