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M100 - Denial Journal
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RARC

M100

RARC General
Quick Facts
Code
M100
Type
RARC
Category
General
Status
Active

What Does This Code Mean?

This payer does not pay for an oral anti-emetic drug that is not administered for use immediately before, at, or within 48 hours of administration of a covered chemotherapy drug.

Common Causes

  • Payer-specific processing rule or historical/administrative code
  • May require payer contact for full context

Recommended Next Steps

  1. Review the payer's specific policy referenced by this code
  2. Contact the payer's provider services line if the reason isn't clear from the remittance

More Denial Codes to Check

CARC CO-90 RARC N81 RARC MA11 RARC N91 CARC CO-218 CARC CO-102 RARC M84 RARC MA25 CARC PR-P3 CARC CO-254 RARC N67 CARC CO-A5 CARC CO-293

Educational reference only — not medical or legal advice. Always confirm code usage and appeal rights with the specific payer.

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