Keith Richаrds is а pаtient оf yоurs in оutpatient physical therapy and is a Medicare beneficiary. He is having therapy to help him regain his independent level of function following a left total knee replacement as the Rolling Stones are scheduled to begin a comeback European tour next month. Your treatment today consists of 45 minutes of therapeutic exercise in the pool and 15 minutes of balance training and neuromuscular re-education on flexible, mobile surfaces. How would you code this treatment?