create_prescription · athenahealth MCP Server MCP

WHAT IT DOES

What create_prescription does on athenahealth MCP Server

AI agents use create_prescription to create or update resources in athenahealth MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your athenahealth MCP Server environment.

WHY IT NEEDS A POLICY

Why create_prescription needs a policy

This tool creates (writes) a new prescription record in a patient's medical chart. While it is reversible in principle (prescriptions can be cancelled), the act of creation initiates a clinical workflow with real-world consequences—a pharmacy may fill the prescription and dispense medication before cancellation occurs. This makes it a Write action with significant blast radius in a healthcare context.

From the tool's definition Tool name is 'create_prescription' and description states 'Create a new prescription for a patient' — this irreversibly creates a new medical order that will be transmitted to a pharmacy and may result in medication dispensing.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_prescription Rate-limited

create_prescription stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "create_prescription": {
      "limits": [
        {
          "counter": "create_prescription_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches athenahealth MCP Server, so you can run agents against it safely.

FAQ

Questions about create_prescription

What does the create_prescription tool do? +

Create a new prescription for a patient. It is categorised as a Write tool in the athenahealth MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_prescription? +

Register the athenahealth MCP Server MCP server in PolicyLayer and add a rule for create_prescription: 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 athenahealth MCP Server. Nothing to install.

What risk level is create_prescription? +

create_prescription is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit create_prescription? +

Yes. Add a rate_limit block to the create_prescription 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.

How do I block create_prescription completely? +

Set action: deny in the PolicyLayer policy for create_prescription. 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.

What MCP server provides create_prescription? +

create_prescription is provided by the athenahealth MCP Server MCP server (ophydami/athenahealth-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.