A Google search for CPT code cervical fusion" yields a plethora of answers, including an excellent Excel spread sheet and another with extensive list of modifiers. I mention these only because I don't want to retype the whole thing.
22554
Firstly, a "cervical fusion" is a procedure; not a diagnosis. Therefore, the CPT procedure code is 22554.
31750
57500
97012
31750
64413
58321
72040
64413
00300
Exploration of spinal fusion
62287