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M79.642
ICD-10-CM
Left Hand Pain

Find information on left hand pain diagnosis, including differential diagnoses, clinical documentation tips, and relevant medical codes such as ICD-10 and SNOMED CT. Learn about common causes of left hand pain, such as carpal tunnel syndrome, arthritis, and fractures, and explore symptoms, treatment options, and healthcare provider resources. This comprehensive guide assists medical professionals in accurately diagnosing and documenting left hand pain for optimal patient care and accurate medical coding.

Also known as

Pain in Left Hand
Left Hand Discomfort

Diagnosis Snapshot

Key Facts
  • Definition : Discomfort or pain in the left hand, ranging from mild to severe.
  • Clinical Signs : Swelling, redness, numbness, tingling, weakness, limited range of motion.
  • Common Settings : Carpal tunnel syndrome, arthritis, injury, nerve compression, fracture.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC M79.642 Coding
M79.602

Pain in left hand

Unspecified pain in the left hand.

M25.522

Pain in left hand

Pain in left hand related to joint disorders.

G56.0-

Carpal tunnel syndrome

Compression of median nerve in left wrist causing hand pain.

M79.1-

Myalgia

Muscle pain, potentially including the left hand.

Code-Specific Guidance

Decision Tree for

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

Is the left hand pain due to trauma/injury?

  • Yes

    Fracture?

  • No

    Overuse/Repetitive strain?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Left Hand Pain
Carpal Tunnel Syndrome
Left Hand Osteoarthritis

Documentation Best Practices

Documentation Checklist
  • Left hand pain: location, radiation, character
  • Onset, duration, frequency of left hand pain
  • Aggravating and alleviating factors documented
  • Associated symptoms: numbness, tingling, weakness
  • Physical exam: ROM, tenderness, sensory/motor

Coding and Audit Risks

Common Risks
  • Laterality Unspecified

    Coding left hand pain without specifying laterality (left vs. right) can lead to claim rejections and inaccurate data reporting. Use appropriate laterality codes.

  • Symptom vs. Diagnosis

    Coding pain without a documented diagnosis leads to underpayment. CDI should query for underlying cause to ensure specific diagnosis coding.

  • Unspecified Pain Type

    Generic pain codes lack specificity for accurate reimbursement. CDI should clarify the type of pain (e.g., nociceptive, neuropathic) for proper code assignment.

Mitigation Tips

Best Practices
  • Document precise location, radiation, character of pain for accurate ICD-10 coding.
  • Rule out cardiac causes first. Capture ECG, troponin levels for HCC compliance.
  • Detailed HPI crucial for left hand pain CDI. Specify onset, duration, triggers.
  • Assess for paresthesia, weakness. Document nerve conduction studies if indicated.
  • Review prior medical history for relevant diagnoses like arthritis, carpal tunnel.

Clinical Decision Support

Checklist
  • Rule out cardiac causes (angina, MI). Document ECG if indicated.
  • Assess for trauma. Palpate for fractures, dislocations. X-ray if needed.
  • Check for nerve compression (carpal tunnel, cubital tunnel). Document Phalen's, Tinel's tests.
  • Consider other diagnoses (arthritis, tendonitis, CRPS). Review medical history.

Reimbursement and Quality Metrics

Impact Summary
  • Left Hand Pain Reimbursement: Coding accuracy impacts payment. Proper ICD-10 (e.g., M79.602) crucial for maximizing reimbursement.
  • Quality Metrics Impact: Accurate Left Hand Pain diagnosis coding affects hospital quality reporting. Key for performance benchmarks.
  • Coding Accuracy: Correct laterality (left) specification is essential for accurate billing and data analysis. Avoids claim denials.
  • Hospital Reporting: Precise Left Hand Pain coding improves data integrity, facilitating accurate trend analysis and resource allocation.

Streamline Your Medical Coding

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

Quick Tips

Practical Coding Tips
  • Code dominant/non-dominant hand
  • Specify laterality: left hand
  • Document pain characteristics
  • Include detailed physical exam findings
  • Consider underlying conditions

Documentation Templates

Patient presents with left hand pain.  Onset of pain is described as (acute, subacute, chronic), occurring (duration) ago.  The pain is characterized as (sharp, dull, aching, throbbing, burning, radiating, electric) and located in the (dorsal, palmar, radial, ulnar) aspect of the hand, involving the (digits, wrist, forearm).  Patient reports (aggravating factors such as movement, rest, specific activities) and (alleviating factors such as rest, ice, heat, medication).  Associated symptoms include (numbness, tingling, weakness, swelling, stiffness, redness, warmth).  Patient denies (pertinent negatives such as fever, trauma, rash).  Medical history includes (relevant medical history such as diabetes, arthritis, carpal tunnel syndrome, prior hand injuries).  Medications include (list current medications).  Allergies include (list allergies).  Physical examination reveals (tenderness, swelling, deformity, limited range of motion, decreased grip strength, sensory changes, positive Phalen's test, positive Tinel's sign).  Differential diagnosis includes carpal tunnel syndrome, arthritis, tendinitis, tenosynovitis, nerve entrapment, fracture, sprain, strain.  Assessment: Left hand pain, likely due to (presumptive diagnosis).  Plan: (Ordered diagnostic tests such as X-ray, MRI, nerve conduction studies).  Treatment plan includes (conservative management such as rest, ice, compression, elevation, splinting, physical therapy, occupational therapy, medication such as NSAIDs, analgesics, corticosteroids) andor (referral to specialist such as orthopedist, hand surgeon, neurologist).  Patient education provided regarding (activity modification, pain management strategies).  Follow-up scheduled in (timeframe) to reassess symptoms and response to treatment.  ICD-10 code: (appropriate ICD-10 code based on presumptive diagnosis).