Quest Diagnostics

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Quest Diagnostics is People. Dedicated people who understand that behind every specimen and result there is a human life. Quest Diagnostics operates 24 hours a day, 7 days a week, 365 days a year, providing our customers with a comprehensive menu of routine and specialty laboratory tests and services. Our employees play a critical role in healthcare delivery and enable better healthcare choices by providing unsurpassed diagnostic insights to our customers. Quest Diagnostics employees are dedicated to serving our customers, and Our Vision, Mission and Values guide everything that we do. We offer convenient access to high quality testing and services throughout the United States. We have laboratories in or near all major cities, and esoteric testing laboratories on both coasts, providing a broad range of services to our customers. Convenient specimen collection options include in-office phlebotomy and courier services and more than 2,000 conveniently located patient service centers across the country. We also have a growing international presence, including laboratory operations in the United Kingdom, México, Puerto Rico, and India. Our businesses also offer services and administrative offices in many other countries.