I’m a CFO by trade, which means I default to wanting things organized and trackable. The logs, checklists, and templates on this site are the ones I actually wish existed when I was helping patients navigate their care. Simple, large print, no fluff — built for how seniors actually use paper tools.
Getting denied coverage for your Continuous Glucose Monitor (CGM) can be frustrating, but don’t give up hope. With the right appeal letter, you can effectively make your case for CGM coverage. This comprehensive guide provides proven templates and expert tips to help Medicare seniors successfully appeal CGM coverage denials.
Understanding CGM Insurance Appeals
Before diving into the templates, it’s important to understand the appeal process:
You have 60 days from receiving a denial to file an appeal
Multiple levels of appeals are available if initial attempts are unsuccessful
Strong medical documentation significantly increases success rates
Working with your doctor is essential for a strong appeal
Key Components of a Successful Appeal Letter
Every effective CGM appeal letter should include:
Your full name, insurance ID, and contact information
Reference numbers from denial letter
Clear statement of what you’re requesting
Medical necessity documentation
Supporting clinical evidence
Doctor’s written support
Template 1: Basic CGM Coverage Appeal
[Date]
[Your Name]
[Your Address]
[Insurance Company Name]
[Insurance Company Address]
Re: Appeal for CGM Coverage
Member ID: [Your ID number]
Claim Number: [Claim number from denial]
Dear Appeals Department:
I am writing to appeal the denial of coverage for my Continuous Glucose Monitor (CGM). I am a Medicare beneficiary with Type [1 or 2] diabetes who requires frequent blood glucose monitoring to maintain proper glycemic control.
My doctor, [Doctor’s name], has prescribed a CGM because [specific medical reasons]. I meet Medicare’s coverage criteria as evidenced by:
Medical records showing diabetes management history
Template 2: Advanced Medical Necessity Appeal
[Standard header information as above]
I am appealing the denial of CGM coverage based on documented medical necessity. My current diabetes management plan requires significant monitoring due to:
History of hypoglycemic episodes requiring assistance
A well-crafted appeal letter can significantly improve your chances of securing CGM coverage. Use these templates as a starting point, but personalize them with your specific medical situation and needs. Remember, persistence and thorough documentation are key to success.
Need help with your CGM coverage appeal? Our Medicare specialists are here to assist you:
📞 Call 727-831-3729 for personalized support
📱 Use our online Coverage Check tool
📄 Download our comprehensive Medicare CGM Guide
Medical Disclaimer: This content is for educational purposes only and should not replace professional medical advice. Always consult with your healthcare provider before making changes to your diabetes management plan.
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Susie Adriance is the founder of Senior CGM Support and CFO/Chief Compliance Officer at One Health Direct LLC. Over 15+ years in the durable medical equipment industry, she's worked across 12+ DMEs that have collectively helped 12,000+ Medicare patients access CGMs. She started this site because the gap between what Medicare covers and what patients actually understand is enormous — and she got tired of watching people fall through it.