| M05.00 | Felty's syndrome, unspecified site | BILLABLE CODE |
| M05.01 | Felty's syndrome, shoulder | NON-BILLABLE CODE |
| M05.011 | Felty's syndrome, right shoulder | BILLABLE CODE |
| M05.012 | Felty's syndrome, left shoulder | BILLABLE CODE |
| M05.019 | Felty's syndrome, unspecified shoulder | BILLABLE CODE |
| M05.02 | Felty's syndrome, elbow | NON-BILLABLE CODE |
| M05.021 | Felty's syndrome, right elbow | BILLABLE CODE |
| M05.022 | Felty's syndrome, left elbow | BILLABLE CODE |
| M05.029 | Felty's syndrome, unspecified elbow | BILLABLE CODE |
| M05.03 | Felty's syndrome, wrist | NON-BILLABLE CODE |
| M05.031 | Felty's syndrome, right wrist | BILLABLE CODE |
| M05.032 | Felty's syndrome, left wrist | BILLABLE CODE |
| M05.039 | Felty's syndrome, unspecified wrist | BILLABLE CODE |
| M05.04 | Felty's syndrome, hand | NON-BILLABLE CODE |
| M05.041 | Felty's syndrome, right hand | BILLABLE CODE |
| M05.042 | Felty's syndrome, left hand | BILLABLE CODE |
| M05.049 | Felty's syndrome, unspecified hand | BILLABLE CODE |
| M05.05 | Felty's syndrome, hip | NON-BILLABLE CODE |
| M05.051 | Felty's syndrome, right hip | BILLABLE CODE |
| M05.052 | Felty's syndrome, left hip | BILLABLE CODE |
| M05.059 | Felty's syndrome, unspecified hip | BILLABLE CODE |
| M05.06 | Felty's syndrome, knee | NON-BILLABLE CODE |
| M05.061 | Felty's syndrome, right knee | BILLABLE CODE |
| M05.062 | Felty's syndrome, left knee | BILLABLE CODE |
| M05.069 | Felty's syndrome, unspecified knee | BILLABLE CODE |
| M05.07 | Felty's syndrome, ankle and foot | NON-BILLABLE CODE |
| M05.071 | Felty's syndrome, right ankle and foot | BILLABLE CODE |
| M05.072 | Felty's syndrome, left ankle and foot | BILLABLE CODE |
| M05.079 | Felty's syndrome, unspecified ankle and foot | BILLABLE CODE |
| M05.09 | Felty's syndrome, multiple sites | BILLABLE CODE |
