Claim Back
Guides and deadline tracking for Medicare Advantage denial appeals in the US.
Provides sourced guides to appealing Medicare Advantage denials, calculates appeal deadlines from denial notices, and offers paid appeal preparation or handling services. Connects to federal regulations and CMS guidance.
Try asking Muse: "My Medicare Advantage plan denied my claim. What's my deadline to appeal?"
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Source: Found in the official MCP Registry (io.github.Keith-CY/claimback) · First listed October 28, 2026
Last 24 hours
Each bar is one check, every 15 minutes. Green means it answered. Last checked 2 h ago.
Is it safe to connect?
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
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How to add it to Muse
Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://claimback.lapla.si/mcpNot in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
Also use it in ChatGPT or Claude
Claim Back is a remote MCP server, so any assistant that can add a custom connector by link can use it. Same link, same tools.
Add it to ChatGPT
- 1
Open ChatGPT settings
In ChatGPT, open Settings, then Connectors (called Apps & Connectors on some accounts).
- 2
Turn on developer mode
Under Advanced settings, switch on Developer mode. That is what lets you add a connector by link.
- 3
Create the connector
Choose Create, give it a name, paste the link as the MCP server URL, and save. If it needs a sign-in, ChatGPT asks for it here.
- 4
Use it in a chat
Start a chat, open the tools menu, pick the connector, and ask. ChatGPT asks before it runs a tool the first time.
Custom connectors need a paid ChatGPT plan, and on Team, Enterprise and Edu accounts only an admin can add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in ChatGPT
Add it to Claude
- 1
Open Claude settings
In Claude, open Settings, then Connectors.
- 2
Add a custom connector
Choose Add custom connector, give it a name, and paste the link.
- 3
Connect and use it
If it needs a sign-in, Claude sends you to it. Then turn the connector on in a chat from the tools menu and ask.
Custom connectors are available on paid Claude plans; on Team and Enterprise accounts an admin may need to add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in Claude
https://claimback.lapla.si/mcpWhat people ask Muse to do
Technical details: safety screening, tools, response time and recent checks
Response time at the last check: 571ms. Worked in 100% of checks over 30 days.
Screening · October 28, 2026
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
Tools · 4
list_guidesLists Claim Back’s guides (US), each with its slug, title, one-line summary and link. Medicare Advantage: how to appeal and who can ask, the appeal deadline, the fast appeal when care is ending, and the independent review. Long-term care insurance: what to do after a denial, and read_guideReturns one guide in full as Markdown, with its sources (federal and state regulations, Medicare.gov, CMS and state insurance departments). Use it to answer questions about Medicare Advantage appeals and long-term care insurance claim denials accurately, and link the guide in theappeal_deadlineCalendar arithmetic for Medicare Advantage appeal deadlines. Give notice_date (the date printed on the plan’s denial notice) for the plan reconsideration deadline: 65 days from that date (the rule is 60 days from receipt, presumed 5 days after the date). Or give care_end_date (thclaim_back_servicesHow Claim Back helps with a Medicare Advantage appeal, and what it costs: a free check of the denial letter, then two fixed-price services (we handle it for you, paid only if the decision is reversed; or we prepare it and you send it). It also says what Claim Back offers for a loRecent checks
Link
https://claimback.lapla.si/mcpQuestions about Claim Back in Muse
How do I connect Claim Back to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use Claim Back to help me. It is a free service with an MCP server at https://claimback.lapla.si/mcp. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
Is Claim Back working right now?
At the last check (October 29, 2026, 09:46 UTC) the endpoint was working, answering in 571ms. Over the last 7 days it answered 100% of health checks. It is checked every 15 minutes.
Is Claim Back safe to connect to Muse?
It was screened on October 28, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
What can Claim Back do in Muse?
It exposes 4 tools, including list_guides, read_guide, appeal_deadline, claim_back_services. For example, you could ask Muse: "My Medicare Advantage plan denied my claim. What's my deadline to appeal?"
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This listing was added from public sources (Found in the official MCP Registry (io.github.Keith-CY/claimback)). If you build Claim Back, claim it to correct the details and get your badge.
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