Billable / Specific Code
ICD-10-CM M26.609 is the diagnosis code for Unspecified temporomandibular joint disorder, unspecified side. This code falls under the section "Dentofacial anomalies [including malocclusion] and other disorders of jaw" within Chapter 13 — Diseases of the musculoskeletal system and connective tissue (M00-M99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Understanding where M26.609 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, M26.609 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
M26.609 is the ICD-10-CM diagnosis code for "Unspecified temporomandibular joint disorder, unspecified side". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of M26.609 is M26.60 ("Temporomandibular joint disorder, unspecified"). M26.609 provides a more specific classification within this category.
M26.609 is located in Section M26-M27 — "Dentofacial anomalies [including malocclusion] and other disorders of jaw" within Chapter 13 of the ICD-10-CM Tabular List.
Use M26.609 when the patients documented diagnosis matches "Unspecified temporomandibular joint disorder, unspecified side" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Unspecified temporomandibular joint disorder, unspecified side is M26.609.
Yes, M26.609 can be used as a primary diagnosis code since it is billable and specific.
M26.609 is in Chapter 13 of the ICD-10-CM Tabular List.
Yes, M26.609 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.