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ICD-10-CM 2027

ICD-10 code for temporomandibular adhesions

M26.61

Adhesions and ankylosis of temporomandibular joint

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Adhesions, adhesive (postinfective) › temporomandibular”. Page updated September 29, 2026.

About coding temporomandibular adhesions

The ICD-10-CM code for temporomandibular adhesions is M26.61 (Adhesions and ankylosis of temporomandibular joint).

Within M26.6 (temporomandibular joint disorders), M26.61 is specifically for adhesions and ankylosis of temporomandibular joint. Related codes cover temporomandibular joint disorder, unspecified (M26.60), arthralgia of temporomandibular joint (M26.62), articular disc disorder of temporomandibular joint (M26.63), arthritis of temporomandibular joint (M26.64), arthropathy of temporomandibular joint (M26.65) and other specified disorders of temporomandibular joint (M26.69).

To report this condition, pick the subcode that matches the documentation: M26.611 (joint), M26.612 (joint), M26.613 (joint) and M26.619 (unspecified side).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015, and changed in FY2017 (expanded into subcodes).

Common questions about temporomandibular adhesions ICD-10 codes

What is the ICD-10 code for temporomandibular adhesions?

M26.61 — Adhesions and ankylosis of temporomandibular joint (a header code; report a more specific subcode).

Is M26.61 billable?

No. M26.61 is a header code. Report one of its more specific subcodes instead.