Contact Us

Client Response Centre

We operate a dedicated client response centre for all customers, from Monday to Friday, between 8.30am and 6.30pm. This service provides a convenient single point of contact to ensure that all client enquiries are dealt with promptly and effectively. If you have any questions or require assistance, please contact us.

Existing Client Queries:
Tel: +44 (0)500 55 22 22 or +44 (0)20 8377 3400
Fax: +44 (0)20 8377 3304
email: CRCREQUESTSHESTON@QuestDiagnostics.com
Opening Hours: Monday to Friday 8:30am - 6:30pm

We always welcome enquiries from new clients, and would be delighted to assist you with any questions you may have about our pathology testing and information services.

New Business Queries:
Tel: +44 (0)500 55 22 22
UKinfo@QuestDiagnostics.com

West London Laboratory

Our main UK laboratory facility, located at Heston near Heathrow Airport, offers a comprehensive testing menu covering all the major laboratory clinical disciplines. We are a consultant-led laboratory service that was established in 1996, and one of the largest independent providers of clinical laboratory diagnostic services in the UK.

West London Laboratory

Quest Diagnostics
Unit B1 Parkway West
Cranford Lane
Heston
Middlesex
TW5 9QA
Tel: +44 (0)20 8377 3300
Fax: +44 (0)20 8377 3350

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