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2. ICD-10 Codes
3. Chapter - M00-M99
4. Section - M91-M94
5. Category - M91
6. M91.21

M91.21 - Coxa plana, right hip

• Applicable to Coxa plana, right hip
• The 2025 edition of ICD10-CM M91.21 became effective on October 1, 2024.
• This is the American ICD10-CM version of M91.21 - other international versions of ICD10 M91.21 may differ.
• M91.21 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above M91.21 contain annotation back-references that may be applicable to M91.21:

• Chapter: M00-M99 - Diseases of the musculoskeletal system and connective tissue
• Section: M91-M94 - Chondropathies
• Category: M91 - Juvenile osteochondrosis of hip and pelvis

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.