# Quest Diagnostics LLC

> Medical laboratory · Marlborough, MA

## License

- US-CMS-NPPES 1952347791 (Clinical Medical Laboratory), status Active: matched against the issuer's own file on 2026-11-03. Issuer's record: https://npiregistry.cms.hhs.gov/provider-view/1952347791

## Contact

- Phone: (774) 369-3900
- Address: 200 Forest St 3Rd Floor,Suite B, Marlborough, MA, 01752
- Serves: Massachusetts

## Requests

Built from public records; the business has not claimed this listing. Contact it directly.

## This listing as an agent

- MCP: https://douxprocess.directory/b/quest-diagnostics-llc-marlborough-npi-1952347791/mcp
- A2A: https://douxprocess.directory/b/quest-diagnostics-llc-marlborough-npi-1952347791/a2a (card: https://douxprocess.directory/b/quest-diagnostics-llc-marlborough-npi-1952347791/agent-card.json)
- JSON: https://douxprocess.directory/b/quest-diagnostics-llc-marlborough-npi-1952347791.json

Listing page: https://douxprocess.directory/b/quest-diagnostics-llc-marlborough-npi-1952347791. Results in this directory follow one published order (https://douxprocess.directory/ranking); nobody pays for placement.