HELP!!!chondroplasty of patella

Hi guys, I am need of your help...
dr performed
1. removal of deep implant from lower extremity 20680
2. diagnostic and operative arthoscopy of right knee with snovectomy, major, all 3 compartments
3. chondroplasy of patella ????
4. condroplasty of medial femoral condyle????
5. chonodroplasty of lateral tib plateau?????

do I code 3,4,5 separately from 2??? and if so does anyone know the correct codes????