ICD-10-CM Billable Code

M02.321

Reiter's disease, right elbow

Clinical Classification Guidelines

Medical Intelligence & Overview

Reiter's disease, also known as reactive arthritis, is an inflammatory condition that occurs as a reaction to an infection in the body. When it affects the right elbow, it leads to pain, swelling, and stiffness specifically in that joint. This condition typically develops after an infection in a different part of the body, often involving the gastrointestinal or genitourinary systems. Recognizing the symptoms and understanding the causes can help in managing the disease effectively.

Causes & Symptoms

Clinical Causes: Infection with bacteria such as Salmonella, Shigella, Yersinia, or Chlamydia Genetic predisposition, particularly presence of the HLA-B27 gene Immune system response to bacterial infections that triggers joint inflammation

Key Symptoms: Pain and tenderness in the right elbow Swelling around the elbow joint Stiffness, especially after periods of inactivity Redness and warmth over the affected joint Possible fever and fatigue

Diagnostic & Treatment

Diagnosis Path: Diagnosis of Reiter’s disease typically involves a comprehensive clinical evaluation, including medical history and physical examination. Tests may include blood work to check for signs of inflammation and the presence of HLA-B27 gene. Joint aspiration may be performed to analyze joint fluid for infection or inflammation. Imaging studies like X-rays can help assess joint damage or swelling but are usually not definitive for diagnosis.

Treatment Protocols: Management aims to reduce inflammation, relieve pain, and address the underlying infection if present. Treatment options 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 M02.321 a billable ICD-10 code?
Yes, M02.321 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report M02.321?
Clinical documentation must specify the nature of Reiter's disease, right elbow and any associated comorbidities for accurate reporting.

Cite this Clinical Reference