M88.88
✓ BillableOsteitis deformans of other bones
Diseases of the musculoskeletal system and connective tissue (M00-M99)
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
- • osteitis deformans in neoplastic disease (M90.6)
⚠️ Excludes2
directBoth codes can exist if both conditions are documented.
- • osteitis deformans of skull (M88.0)
- • osteitis deformans of vertebrae (M88.1)
Clinical Description
ICD-10-CM code M88.88 represents osteitis deformans of other bones. This code falls under the Diseases of the musculoskeletal system and connective tissue (M00-M99) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.
This is a 6-character code at the 5th level of specificity. This is the most specific code available in this subcategory. Coders should note that M88.88 has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code M88.88?
ICD-10-CM code M88.88 is "Osteitis deformans of other bones". It belongs to the category: Diseases of the musculoskeletal system and connective tissue (M00-M99).
Is M88.88 a billable ICD-10 code?
Yes, M88.88 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
What codes are excluded with M88.88?
M88.88 has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Can M88.88 be coded with other codes?
M88.88 has 2 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.
Related Codes in M88.8
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)