ICD-10-CM category
M88: Osteitis deformans [Paget's disease of bone]
Codes under M88 (Osteitis deformans [Paget's disease of bone]). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| M88.0 | Osteitis deformans of skull | ✓ |
| M88.1 | Osteitis deformans of vertebrae | ✓ |
| M88.8 | Osteitis deformans of other bones | — |
| M88.9 | Osteitis deformans of unspecified bone | ✓ |
| M88.81 | Osteitis deformans of shoulder | — |
| M88.82 | Osteitis deformans of upper arm | — |
| M88.83 | Osteitis deformans of forearm | — |
| M88.84 | Osteitis deformans of hand | — |
| M88.85 | Osteitis deformans of thigh | — |
| M88.86 | Osteitis deformans of lower leg | — |
| M88.87 | Osteitis deformans of ankle and foot | — |
| M88.88 | Osteitis deformans of other bones | ✓ |
| M88.89 | Osteitis deformans of multiple sites | ✓ |
| M88.811 | Osteitis deformans of right shoulder | ✓ |
| M88.812 | Osteitis deformans of left shoulder | ✓ |
| M88.819 | Osteitis deformans of unspecified shoulder | ✓ |
| M88.821 | Osteitis deformans of right upper arm | ✓ |
| M88.822 | Osteitis deformans of left upper arm | ✓ |
| M88.829 | Osteitis deformans of unspecified upper arm | ✓ |
| M88.831 | Osteitis deformans of right forearm | ✓ |
| M88.832 | Osteitis deformans of left forearm | ✓ |
| M88.839 | Osteitis deformans of unspecified forearm | ✓ |
| M88.841 | Osteitis deformans of right hand | ✓ |
| M88.842 | Osteitis deformans of left hand | ✓ |
| M88.849 | Osteitis deformans of unspecified hand | ✓ |
| M88.851 | Osteitis deformans of right thigh | ✓ |
| M88.852 | Osteitis deformans of left thigh | ✓ |
| M88.859 | Osteitis deformans of unspecified thigh | ✓ |
| M88.861 | Osteitis deformans of right lower leg | ✓ |
| M88.862 | Osteitis deformans of left lower leg | ✓ |
| M88.869 | Osteitis deformans of unspecified lower leg | ✓ |
| M88.871 | Osteitis deformans of right ankle and foot | ✓ |
| M88.872 | Osteitis deformans of left ankle and foot | ✓ |
| M88.879 | Osteitis deformans of unspecified ankle and foot | ✓ |
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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