ICD Code M65.331

ICD code M65331 is used to identify the medical condition known as "trigger finger" specifically affecting the right middle finger. Trigger finger is a condition where one of your fingers gets stuck in a bent position and may snap straight suddenly, like a trigger being pulled and released. This code helps healthcare providers accurately document and communicate the specific location and nature of the condition for billing, treatment, and statistical purposes.

When to use the ICD code for Trigger Finger (right middle finger):

1. Presence of Symptoms:
- Patient reports pain in the right middle finger.
- Patient experiences stiffness in the right middle finger, especially in the morning.
- Patient notes a sensation of locking or catching when moving the right middle finger.

2. Physical Examination Findings:
- Tenderness upon palpation of the flexor tendon sheath of the right middle finger.
- Swelling or thickening of the tendon sheath in the right middle finger.
- Limited range of motion in the right middle finger due to pain or mechanical blockage.

3. Duration of Symptoms:
- Symptoms have persisted for a minimum of several weeks.
- Symptoms have not improved with conservative treatment measures.

4. Impact on Daily Activities:
- Difficulty performing daily tasks that require the use of the right middle finger.
- Patient reports decreased grip strength or function in the right hand.

5. Exclusion of Other Conditions:
- Other potential causes of finger pain or dysfunction have been ruled out (e.g., arthritis, tendon injuries).
- No evidence of systemic conditions that could contribute to finger symptoms.

6. Response to Treatment:
- Symptoms do not resolve with rest, splinting, or anti-inflammatory medications.
- Patient may require further intervention, such as corticosteroid injections or surgical options, indicating the need for precise coding.

For the ICD code M65.331, which pertains to a specific condition, the relevant CPT codes that may be applicable for treatment include:

1. 26055 - Tendon sheath incision (e.g., for trigger finger).

2. 26145 - Release of constriction of tendon sheath, such as for trigger finger.

3. 20550 - Injection(s); single tendon sheath, or ligament, aponeurosis (e.g., plantar "fascia").

These CPT codes are commonly used in the treatment of the condition associated with ICD code M65.331. It's important for healthcare providers to select the appropriate CPT code based on the specific treatment provided to ensure accurate billing and reimbursement.

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