Billable / Specific Code
ICD-10-CM M85.542 is the diagnosis code for Aneurysmal bone cyst, left hand. This code falls under the section "Disorders of bone density and structure" 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 M85.542 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, M85.542 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
M85.542 is the ICD-10-CM diagnosis code for "Aneurysmal bone cyst, left hand". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of M85.542 is M85.54 ("Aneurysmal bone cyst, hand"). M85.542 provides a more specific classification within this category.
M85.542 is located in Section M80-M85 — "Disorders of bone density and structure" within Chapter 13 of the ICD-10-CM Tabular List.
Use M85.542 when the patients documented diagnosis matches "Aneurysmal bone cyst, left hand" 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 Aneurysmal bone cyst, left hand is M85.542.
Yes, M85.542 can be used as a primary diagnosis code since it is billable and specific.
M85.542 is in Chapter 13 of the ICD-10-CM Tabular List.
Yes, M85.542 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.