| M1A.451 | Other secondary chronic gout, right hip | NON-BILLABLE CODE |
| M1A.4510 | Other secondary chronic gout, right hip, without tophus (tophi) | BILLABLE CODE |
| M1A.4511 | Other secondary chronic gout, right hip, with tophus (tophi) | BILLABLE CODE |
| M1A.452 | Other secondary chronic gout, left hip | NON-BILLABLE CODE |
| M1A.4520 | Other secondary chronic gout, left hip, without tophus (tophi) | BILLABLE CODE |
| M1A.4521 | Other secondary chronic gout, left hip, with tophus (tophi) | BILLABLE CODE |
| M1A.459 | Other secondary chronic gout, unspecified hip | NON-BILLABLE CODE |
| M1A.4590 | Other secondary chronic gout, unspecified hip, without tophus (tophi) | BILLABLE CODE |
| M1A.4591 | Other secondary chronic gout, unspecified hip, with tophus (tophi) | BILLABLE CODE |
