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ICD-10 M17.9

Osteoarthritis of knee, unspecified

ICD10 M17.9 Diseases of the musculoskeletal system and connective tissue

Description

Osteoarthritis of knee, unspecified

Common Specialties

Emergency Medicine, Orthopedics

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

M17 M17.0 M17.1 M17.10 M17.11 M17.12 M17.2 M17.3 M17.30 M17.31 M17.32 M17.4 M17.5

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