How to Appeal N115 Denial: This decision was based on a local coverage determination (LCD)
The coverage or payment decision was based on a Medicare Local Coverage Determination (LCD) for this service. This guide explains what it means, why it happens, and exactly how to build a winning appeal.
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What Does N115 Mean?
The coverage or payment decision was based on a Medicare Local Coverage Determination (LCD) for this service.
Commonly seen in:
Step-by-Step Appeal Guide for N115
- 1
Request the specific clinical criteria or LCD/NCD the payer used to deny the claim
- 2
Obtain all relevant clinical documentation: progress notes, lab results, imaging, referrals
- 3
Have the treating provider write a letter of medical necessity addressing the denial criteria
- 4
Cite applicable LCDs, NCDs, and peer-reviewed literature supporting the treatment
- 5
Submit the appeal with all documentation and request a peer-to-peer review if available
Counter-Arguments to Use in Your Appeal
These are the strongest arguments medical billing professionals use to overturn N115 denials.
Obtain the specific LCD number and review all coverage criteria
Document how the patient meets each clinical indication
Reference the LCD's covered and non-covered indications in your appeal
If the LCD is outdated, cite more recent clinical literature and request an LCD review
Regulations and Guidelines to Cite
Citing specific regulations strengthens your appeal and demonstrates you know your rights.
Expert Tip for N115 Appeals
Pull the LCD directly from cms.gov. Your appeal must address every non-covered indication if any apply. Document that the patient's condition meets a covered indication.
Frequently Asked Questions
What is a N115 denial code?
The coverage or payment decision was based on a Medicare Local Coverage Determination (LCD) for this service.
Can I appeal a N115 denial?
Yes. All insurance denials are appealable. Follow the step-by-step guide above and submit your appeal before the payer's deadline, typically 180 days from the denial date.
What documentation do I need to appeal N115?
For a N115 denial, you typically need: the original denial letter/EOB, clinical documentation supporting the service, any prior authorization records, and a cover letter citing the relevant regulations listed above. The specific documents depend on why the denial was issued.
How long does a N115 appeal take?
Most payers are required to process standard appeals within 30–60 days. Expedited appeals (for urgent care) must be decided within 72 hours. Under ERISA, group health plans must provide an appeal decision within 60 days for pre-service and 60 days for post-service claims.
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