Not really my area however if both services are performed it appears appropriate, in addition there is no edit that would require appending modifier -59.
97110 Therapeutic procedure, 1 or more areas, each 15 minutes; therapeutic
exercises to develop strength and endurance,range of motion
and flexibility
97112 neuromuscular reeducation of movement, balance,
coordination, kinesthetic sense, posture, and/or
proprioception for sitting and/or standing activities
Hope this helps,