ICD-10-CM · Chapter 13 · M00-M99
M88 Osteitis deformans [Paget's disease of bone]
Excludes 1 (cannot be coded together)
- osteitis deformans in neoplastic disease (M90.6)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| M88..0 | Osteitis deformans of skull | Yes |
| M88..1 | Osteitis deformans of vertebrae | Yes |
| M88..8 | Osteitis deformans of other bones | No |
| M88..81 | Osteitis deformans of shoulder | No |
| M88..811 | Osteitis deformans of right shoulder | Yes |
| M88..812 | Osteitis deformans of left shoulder | Yes |
| M88..819 | Osteitis deformans of unspecified shoulder | Yes |
| M88..82 | Osteitis deformans of upper arm | No |
| M88..821 | Osteitis deformans of right upper arm | Yes |
| M88..822 | Osteitis deformans of left upper arm | Yes |
| M88..829 | Osteitis deformans of unspecified upper arm | Yes |
| M88..83 | Osteitis deformans of forearm | No |
| M88..831 | Osteitis deformans of right forearm | Yes |
| M88..832 | Osteitis deformans of left forearm | Yes |
| M88..839 | Osteitis deformans of unspecified forearm | Yes |
| M88..84 | Osteitis deformans of hand | No |
| M88..841 | Osteitis deformans of right hand | Yes |
| M88..842 | Osteitis deformans of left hand | Yes |
| M88..849 | Osteitis deformans of unspecified hand | Yes |
| M88..85 | Osteitis deformans of thigh | No |
| M88..851 | Osteitis deformans of right thigh | Yes |
| M88..852 | Osteitis deformans of left thigh | Yes |
| M88..859 | Osteitis deformans of unspecified thigh | Yes |
| M88..86 | Osteitis deformans of lower leg | No |
| M88..861 | Osteitis deformans of right lower leg | Yes |
| M88..862 | Osteitis deformans of left lower leg | Yes |
| M88..869 | Osteitis deformans of unspecified lower leg | Yes |
| M88..87 | Osteitis deformans of ankle and foot | No |
| M88..871 | Osteitis deformans of right ankle and foot | Yes |
| M88..872 | Osteitis deformans of left ankle and foot | Yes |
| M88..879 | Osteitis deformans of unspecified ankle and foot | Yes |
| M88..88 | Osteitis deformans of other bones | Yes |
| M88..89 | Osteitis deformans of multiple sites | Yes |
| M88..9 | Osteitis deformans of unspecified bone | Yes |
Last reviewed: September 2026