M20.6
⚠ Non-billable
Acquired deformities of toe(s), unspecified
ICD-10-CM · FY2026 · Diseases of the Musculoskeletal System and Connective Tissue
Code
M20.6
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Musculoskeletal System and Connective Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code M20.6?
ICD-10-CM code M20.6 represents Acquired deformities of toe(s), unspecified. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Musculoskeletal System and Connective Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is M20.6 billable?
No. M20.6 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is M20.6 in?
M20.6 belongs to the Diseases of the Musculoskeletal System and Connective Tissue chapter (M00–M99) of ICD-10-CM.
Related codes in the M20 category
M20
Acquired deformities of fingers and toes
Non-billable
M20.0
Deformity of finger(s)
Non-billable
M20.1
Hallux valgus (acquired)
Non-billable
M20.2
Hallux rigidus
Non-billable
M20.3
Hallux varus (acquired)
Non-billable
M20.4
Other hammer toe(s) (acquired)
Non-billable
M20.5
Other deformities of toe(s) (acquired)
Non-billable
M20.00
Unspecified deformity of finger(s)
Non-billable
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