M89.8X9 Other specified disorders of bone, unspecified site

Billable ICD-10-CM code, FY2026.

Applies from M89.8 Other specified disorders of bone

Applicable to

• Infantile cortical hyperostoses
• Post-traumatic subperiosteal ossification

MS-DRG index

Defines the logic of DRG(s) 564-566 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 733.99 Other disorders of bone and cartilage (approximate)

Nearby codes

• M89.8X4 Other specified disorders of bone, hand
• M89.8X5 Other specified disorders of bone, thigh
• M89.8X6 Other specified disorders of bone, lower leg
• M89.8X7 Other specified disorders of bone, ankle and foot
• M89.8X8 Other specified disorders of bone, other site
• M89.8X9 Other specified disorders of bone, unspecified site (this code)
• M89.9 Disorder of bone, unspecified