M89.9 Disorder of bone, unspecified

Billable ICD-10-CM code, FY2026.

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 733.90 Disorder of bone and cartilage, unspecified (approximate)

Diagnosis Index entries for M89.9

• Defect, defective › osseous, major › multiple sites
• Disorder (of) › bone

Nearby codes

• 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
• M89.9 Disorder of bone, unspecified (this code)