cms_hospital_search
Search Medicare-certified hospitals from the CMS Hospital General Information dataset. Returns facility name, address, ownership type, emergency-services flag, and CMS overall star rating (1-5). Filter by state, city, and partial facility-name match.
This record as markdown: /tools/io-github-blackboxfoundry-livedatalink/cms-hospital-search.md
What cms_hospital_search does on Livedatalink
AI agents call cms_hospital_search to retrieve information from Livedatalink without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
city | string | — | City name (case-insensitive) |
limit | number | — | Max results (default 25) |
state | string | — | Two-letter state code (e.g. 'CA', 'NY') |
offset | number | — | Pagination offset (default 0) |
name_contains | string | — | Partial provider name match |
Parameters from the server's own tool schema.
Why cms_hospital_search is rated Low
This tool retrieves and queries publicly available hospital information from a CMS dataset without any side effects, modifications, or execution of code. It is a straightforward read operation that matches the 'Read' category definition of retrieving or querying data with no side effects.
From the tool's definition Tool description specifies 'Search Medicare-certified hospitals' and 'Returns facility name, address, ownership type, emergency-services flag, and CMS overall star rating'. No create, update, delete, or execute operations are mentioned.
Attacks that exploit this kind of access
The rule that runs cms_hospital_search safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Livedatalink, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For cms_hospital_search, this is the rule to start with:
cms_hospital_search is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Livedatalink, apply this rule, and every cms_hospital_search call is checked against it from then on.
Questions about cms_hospital_search
Search Medicare-certified hospitals from the CMS Hospital General Information dataset. Returns facility name, address, ownership type, emergency-services flag, and CMS overall star rating (1-5). Filter by state, city, and partial facility-name match. It is categorised as a Read tool in the Livedatalink MCP Server, which means it retrieves data without modifying state.
cms_hospital_search accepts 5 parameters: city, limit, state, offset, name_contains. The full parameter table on this page comes from the server's own tool schema.
Register the Livedatalink MCP server in PolicyLayer and add a rule for cms_hospital_search: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Livedatalink. Nothing to install.
cms_hospital_search is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the cms_hospital_search rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for cms_hospital_search. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
cms_hospital_search is provided by the Livedatalink MCP server (https://livedatalink.ai/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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