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ICD-10 M79.645

Pain in left finger(s)

ICD10 M79.645 Diseases of the musculoskeletal system and connective tissue

Description

Pain in left finger(s)

Documentation Requirements

  • Document clinical indications and clear medical necessity supporting the encounter or procedure.
  • Ensure complete provider signatures, credentials, date, and specific place of service (POS).
  • Verify documentation strictly supports code specificity to prevent downcoding or claim denials.

Billing & Coding Tips

  • Verify current payer fee schedules, NCCI edits, and Medically Unlikely Edits (MUEs).
  • Append correct modifiers (e.g., 25, 59, 26, TC) where distinct procedural services or components apply.
  • Confirm pre-authorization rules with Medicare, Medicaid, and commercial plans before submission.

Related Codes

M79 M79.0 M79.1 M79.10 M79.11 M79.12 M79.18 M79.2 M79.3 M79.4 M79.5 M79.6 M79.60 M79.601 M79.602

Quantum Health Services provides full-cycle revenue cycle management and medical billing services nationwide. This code reference is for educational purposes; always verify official payer policies. CPT© descriptors require proper AMA licensing.