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M65.332
ICD-10-CM
Left Middle Trigger Finger

Find information on Left Middle Trigger Finger diagnosis, including ICD-10 code M65.322, clinical documentation requirements, and healthcare coding guidelines. Learn about symptoms, treatment options, and medical billing specifics for Trigger Finger of the left middle finger. This resource provides essential information for physicians, coders, and other healthcare professionals.

Also known as

Left Middle Digit Trigger Finger
Left Long Finger Trigger Finger

Diagnosis Snapshot

Key Facts
  • Definition : Finger gets stuck in a bent position, then suddenly straightens with a snap.
  • Clinical Signs : Pain, clicking, catching, stiffness, and tenderness in the affected finger, particularly at the base.
  • Common Settings : Primary care, hand surgery, orthopedics, rheumatology

Related ICD-10 Code Ranges

Complete code families applicable to AAPC M65.332 Coding
M65.3

Trigger finger

Stenosing tenosynovitis, including trigger finger.

M65-M68

Disorders of synovium and tendon

Includes various disorders affecting synovium, tendon, and bursa.

M00-M99

Diseases of the musculoskeletal system and connective tissue

Encompasses a wide range of musculoskeletal and connective tissue disorders.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is the trigger finger on the left middle finger?

  • Yes

    Is there contracture?

  • No

    This decision tree is for Left Middle Trigger Finger. Re-evaluate diagnosis.

Code Comparison

Related Codes Comparison

When to use each related code

Description
Left Middle Trigger Finger
Trigger Finger
Left Multiple Trigger Fingers

Documentation Best Practices

Documentation Checklist
  • Laterality (left middle finger)
  • A1 ring finger, MCP, pulley
  • Not to be used with Dupuytren's
  • Impaired ROM, snapping, catching
  • Pain, tenderness on palpation

Coding and Audit Risks

Common Risks
  • Laterality Coding Error

    Missing or incorrect laterality (left, right, bilateral) for trigger finger impacts reimbursement and data accuracy. Use M65.321 for left middle finger.

  • Unspecified Finger Code

    Using unspecified trigger finger codes (M65.3) when the middle finger is affected leads to lower reimbursement. Specificity is crucial for accurate coding.

  • A1 Pulley Documentation

    Lack of documentation specifying involvement of the A1 pulley may lead to coding queries or denials. Clear documentation supports accurate trigger finger coding.

Mitigation Tips

Best Practices
  • Rest, splinting: ICD-10 M65.321, CPT 26055. CDI: Document symptom duration.
  • NSAID use: Document medication, dosage, response in patient chart. RxNorm 28212.
  • Steroid injection: CPT 20526. Document trigger finger location, injection site.
  • Tendon gliding exercises: CPT 97140. Improve finger flexibility. Document progress.
  • Surgical release: ICD-10 M65.321, CPT 26055. Document pre-op and post-op status.

Clinical Decision Support

Checklist
  • 1. Palpable nodule A1 pulley flexor tendon?
  • 2. Audible snapping finger flexionextension?
  • 3. Pain tenderness MCP joint palmar aspect?
  • 4. Finger catchinglocking during flexion?
  • 5. Limited ROM activepassive finger flexion?

Reimbursement and Quality Metrics

Impact Summary
  • Reimbursement: CPT 26055 (trigger finger release), ICD-10 M65.322 (left middle finger), accurate coding maximizes payment.
  • Quality Metrics: Tracking surgical site infections (SSI), functional outcomes improves quality reporting.
  • Coding Accuracy: Precise coding avoids denials, improves revenue cycle management, impacts hospital financials.
  • Hospital Reporting: Accurate diagnosis data crucial for public health reporting, resource allocation, and performance benchmarking.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes. Our AI-powered assistant ensures compliance and reduces coding errors.

Quick Tips

Practical Coding Tips
  • ICD-10 M65.322 Left
  • Trigger finger M65.322
  • Laterality: Left, M65.322
  • Use M65.322, not M65.32
  • Document 'locking' or 'catching'

Documentation Templates

Patient presents with complaints consistent with left middle trigger finger, also known as stenosing tenosynovitis of the left third digit.  Symptoms include catching, clicking, or locking of the left middle finger, particularly upon flexion and extension.  The patient may also report pain at the base of the left middle finger near the A1 pulley, stiffness, and a palpable nodule or tenderness in the affected area.  On examination, a positive trigger finger test was elicited with palpable locking and snapping of the left middle finger tendon.  The patient reports difficulty with activities of daily living requiring fine motor skills.  Differential diagnoses considered include Dupuytren's contracture, arthritis, and flexor tendonitis.  Assessment confirms the diagnosis of left middle trigger finger (ICD-10: M65.322).  Treatment options discussed include conservative management with rest, splinting, nonsteroidal anti-inflammatory drugs (NSAIDs), and corticosteroid injections.  Surgical intervention, such as trigger finger release, may be considered if conservative measures fail.  Patient education provided regarding activity modification, proper splinting techniques, and potential risks and benefits of treatment options.  Follow-up scheduled in four weeks to assess response to treatment and discuss further management if necessary.
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