Billable / Specific Code
ICD-10-CM M12.862 is the diagnosis code for Other specific arthropathies, not elsewhere classified, left knee. This code falls under the section "Inflammatory polyarthropathies" 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.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where M12.862 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, M12.862 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
M12.862 is the ICD-10-CM diagnosis code for "Other specific arthropathies, not elsewhere classified, left knee". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of M12.862 is M12.86 ("Other specific arthropathies, not elsewhere classified, knee"). M12.862 provides a more specific classification within this category.
M12.862 is located in Section M05-M14 — "Inflammatory polyarthropathies" within Chapter 13 of the ICD-10-CM Tabular List.
Use M12.862 when the patients documented diagnosis matches "Other specific arthropathies, not elsewhere classified, left knee" 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 Other specific arthropathies, not elsewhere classified, left knee is M12.862.
Yes, M12.862 can be used as a primary diagnosis code since it is billable and specific.
M12.862 is in Chapter 13 of the ICD-10-CM Tabular List.
Yes, M12.862 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.