Open Payments (CMS Physician Data) MCP Server with 5 Tools for Claude, Cursor, and AI Agents
Query official CMS Open Payments data to analyze financial relationships between the healthcare industry, physicians, and teaching hospitals. Vinkius routes your AI agents directly to Open Payments (CMS Physician Data) through a governed connection. 5 tools ready to use with Claude, ChatGPT, Cursor, or any AI agent — no hosting, no setup, connect in 30 seconds.
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Compatible with every major AI agent and IDE

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
What is the Open Payments (CMS) MCP Server?
The Open Payments (CMS) MCP Server routes AI agents like Claude, ChatGPT, and Cursor directly to Open Payments (CMS) via 5 tools. Query official CMS Open Payments data to analyze financial relationships between the healthcare industry, physicians, and teaching hospitals. Powered by Vinkius — your credentials stay on your side of the connection, every request is auditable. Connect in under 2 minutes.
Built-in capabilities (5)
Tools for your AI Agents to operate Open Payments (CMS)
Ask your AI agent "List all available datasets in the Open Payments system." and get the answer without opening a single dashboard. With 5 tools connected to real Open Payments (CMS) data, your agents reason over live information, cross-reference it with other MCP servers, and deliver insights you would spend hours assembling manually.
Works with Claude, ChatGPT, Cursor, and any MCP-compatible client. Powered by Vinkius — your credentials never touch the AI model, every request is auditable. Connect in under two minutes.
Why teams choose Vinkius
One subscription gives you the infrastructure to connect your AI agents to thousands of MCP servers — and deploy your own to the Vinkius Edge. Your credentials stay yours. Your data flows directly between your agent and the API. DLP blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade routing and governance, zero maintenance.
Build your own MCP Server with our secure development framework →The Open Payments (CMS Physician Data) App Connector works with every AI agent you already use
…and any MCP-compatible client


















Use all 5 Open Payments (CMS Physician Data) tools with your AI agents right now
Vinkius routes your AI agents to Open Payments (CMS Physician Data) through a governed proxy. Beyond a simple connection, you get full visibility into every action your agents perform, with enterprise-grade security and up to 60% savings on AI costs.
Get dataset on Open Payments (CMS Physician Data)
Get detailed metadata for a specific dataset
List datasets on Open Payments (CMS Physician Data)
List all available datasets in the Open Payments system
Query dataset on Open Payments (CMS Physician Data)
Search records within a specific dataset
Search physicians on Open Payments (CMS Physician Data)
Search for specific physicians
Search teaching hospitals on Open Payments (CMS Physician Data)
Search for specific teaching hospitals
What the Open Payments (CMS Physician Data) MCP Server unlocks
The Open Payments MCP server provides direct access to the Centers for Medicare & Medicaid Services (CMS) database. This transparency program publishes data about financial relationships between reporting entities (like drug and medical device companies) and covered recipients (physicians and teaching hospitals).
What you can do
- Physician Search — Locate specific healthcare providers using NPI, name, or specialty via
search_physicians. - Hospital Lookup — Find teaching hospitals by name or address using
search_teaching_hospitals. - Dataset Exploration — List all available reporting cycles and payment categories with
list_datasets. - Advanced Querying — Perform deep dives into payment records using SQL-like filters ($where, $select) via
query_dataset. - Metadata Retrieval — Get technical details and column definitions for specific datasets using
get_dataset.
How it works
1. Subscribe to this server
2. Enter your Open Payments API Key (App Token)
3. Start auditing healthcare financial data from Claude, Cursor, or any MCP client
Who is this for?
- Compliance Officers — verify financial disclosures and industry ties for medical staff.
- Journalists & Researchers — analyze trends in industry spending and identify potential conflicts of interest.
- Healthcare Analysts — aggregate payment data to understand market influence and provider relationships.
Frequently asked questions about the Open Payments (CMS Physician Data) MCP Server
How can I find payments for a specific doctor by their NPI?
Use the search_physicians tool and provide the npi parameter. Your agent will return matching physician records which you can then use to query specific payment datasets.
Can I filter results to only show payments above a certain dollar amount?
Yes, use the query_dataset tool with the where parameter. For example, you can set where to total_amount_of_payment_usdollars > 1000 to filter for high-value transactions.
How do I see what columns are available in a specific dataset?
Use the get_dataset tool with the specific dataset_id. It will return detailed metadata, including column definitions, data types, and update frequency for that specific reporting cycle.
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We built the connector to Open Payments (CMS Physician Data). Now put your agents to work. Fully governed.
Vinkius is the AI Gateway with managed hosting. Stop building connectors. Every connection runs inside eight layers of security.
Hosted, sandboxed, and live on AWS. You don't provision anything. You don't maintain anything. You connect.
Every tool call, every token, every response. Logged and auditable. Data flows direct from Open Payments (CMS Physician Data) to your agent. Nothing is stored on our side. Ever.
Eight governance layers on every request. Sensitive data redacted before it reaches the model. Kill switch if anything goes sideways. Always on.
