ICD-10-CM Billable Code

M65.859

Other synovitis and tenosynovitis, unspecified thigh

Clinical Classification Guidelines

Medical Intelligence & Overview

ICD-10 code M65.859 refers to a condition called other synovitis and tenosynovitis of the thigh, unspecified. This condition involves inflammation of the synovial membrane (synovitis) or the sheath surrounding a tendon (tenosynovitis) in the thigh area. Although it is categorized as unspecified, understanding its general features can help in recognizing potential symptoms and seeking appropriate medical evaluation.

Causes & Symptoms

Clinical Causes: Overuse or repetitive movements that strain the thigh tendons or joints Trauma or injury to the thigh region, including sprains or blunt force Infections affecting the joint or tendon sheath Autoimmune diseases such as rheumatoid arthritis that target synovial tissues Degenerative changes related to aging or degenerative joint conditions Poor biomechanics or abnormal gait leading to excessive stress on thigh structures Inflammatory responses to systemic health issues

Key Symptoms: Pain or tenderness in the thigh region, which may worsen with movement Swelling or warmth around the affected area Restricted range of motion or difficulty moving the thigh or leg A clicking or popping sensation during movement Muscle weakness or fatigue in the thigh Possible redness or increased temperature over the joint area Discomfort that may radiate based on nerve involvement

Diagnostic & Treatment

Diagnosis Path: Diagnosis typically involves a comprehensive medical history and physical examination by a healthcare provider. To confirm the condition, additional tests may include:

Treatment Protocols: Management strategies aim to reduce inflammation, relieve pain, and restore mobility. Common approaches include:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is M65.859 a billable ICD-10 code?
Yes, M65.859 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report M65.859?
Clinical documentation must specify the nature of Other synovitis and tenosynovitis, unspecified thigh and any associated comorbidities for accurate reporting.

Cite this Clinical Reference