ICD Code M63.812

ICD code M63.812 is used to identify disorders of muscle in diseases classified elsewhere, specifically affecting the left shoulder. This code is part of the International Classification of Diseases (ICD) system, which is used by healthcare providers to document and categorize medical diagnoses. The code M63.812 indicates that the muscle disorder in question is secondary to another underlying condition that is classified in a different part of the ICD system. This means that the primary disease causing the muscle disorder is not specified within this code but is recognized as impacting the muscles of the left shoulder. Proper use of this code helps ensure accurate medical records and facilitates appropriate billing and treatment planning.

When to use the ICD code M63812, which pertains to disorders of muscle in diseases classified elsewhere, left shoulder:

1. Presence of Muscle Disorder: The patient exhibits symptoms indicative of a muscle disorder affecting the left shoulder.

2. Underlying Disease Classification: The muscle disorder is a result of an underlying condition that is classified elsewhere in the ICD coding system.

3. Localized Symptoms: The patient reports localized pain, weakness, or dysfunction specifically in the left shoulder region.

4. Diagnostic Imaging Findings: Imaging studies (e.g., MRI, ultrasound) reveal abnormalities in the muscle tissue of the left shoulder.

5. Exclusion of Other Causes: Other potential causes of shoulder pain or dysfunction (e.g., joint disorders, nerve injuries) have been ruled out through clinical evaluation.

6. Functional Impairment: The muscle disorder leads to a measurable functional impairment in the patient's ability to perform daily activities involving the left shoulder.

7. Duration of Symptoms: Symptoms have persisted for a duration that warrants further investigation and diagnosis, typically beyond acute or transient conditions.

8. Clinical Documentation: Comprehensive clinical documentation supports the diagnosis, including patient history, physical examination findings, and any relevant laboratory results.

9. Referral to Specialist: The patient has been referred to a specialist for further evaluation and management of the muscle disorder, indicating the complexity of the case.

10. Treatment Plan Initiation: A treatment plan has been initiated that specifically addresses the muscle disorder affecting the left shoulder, which may include physical therapy, medication, or other interventions.

For the ICD code M63.812, which pertains to disorders of muscle in diseases classified elsewhere, left shoulder, the relevant CPT codes that could be applicable for treatment may include:

1. CPT 20550 - Injection(s); single tendon sheath, or ligament, aponeurosis (e.g., plantar "fascia").

2. CPT 20551 - Injection(s); single tendon origin/insertion.

3. CPT 20610 - Arthrocentesis, aspiration, and/or injection into a major joint or bursa (e.g., shoulder, hip, knee joint, subacromial bursa); without ultrasound guidance.

4. CPT 97110 - Therapeutic exercises to develop strength and endurance, range of motion, and flexibility (each 15 minutes).

5. CPT 97140 - Manual therapy techniques (e.g., mobilization/manipulation, manual lymphatic drainage, manual traction), one or more regions, each 15 minutes.

These CPT codes are examples of procedures that might be used in the management or treatment of muscle disorders in the left shoulder. The selection of specific CPT codes would depend on the exact nature of the treatment provided and the clinical judgment of the healthcare provider. Always ensure that the chosen CPT codes align with the services rendered and are supported by the documentation in the patient's medical record.

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