MADISON, N.J., Jan. 7, 2013 /PRNewswire/ -- Quest Diagnostics Incorporated (NYSE: DGX), the world's leading provider of diagnostic information services, announced that it will report fourth quarter and full year 2012 results and provide financial guidance for 2013 on Wednesday, January 23, 2013 before the market opens. It will hold its quarterly conference call to discuss the results beginning at 8:30 a.m. Eastern Time on that day.

The conference call can also be accessed in listen-only mode by dialing 415-228-4961, passcode 3214469. The company suggests participants dial in approximately 10 minutes before the call. 

A replay of the call may be accessed online at www.QuestDiagnostics.com/investor or by phone at 800-835-4610 for domestic callers, or 203-369-3352 for international callers. Telephone replays will be available from 10:30 a.m. Eastern Time on January 23 until midnight Eastern Time on February 23, 2013.

Anyone listening to the call is encouraged to read the company's periodic reports, on file with the Securities and Exchange Commission, including the discussion of risk factors and historical results of operations and financial condition in those reports.

Quest Diagnostics is the world's leading provider of diagnostic information services that patients and doctors need to make better healthcare decisions. The company offers the broadest access to diagnostic testing services through its network of laboratories and patient service centers, and provides interpretive consultation through its extensive medical and scientific staff. Quest Diagnostics is a pioneer in developing innovative diagnostic tests and advanced healthcare information technology solutions that help improve patient care. Additional company information is available at QuestDiagnostics.com.

Contacts:
Kathleen Valentine (Investors): 973-520-2900
Wendy Bost (Media): 973-520-2800

SOURCE Quest Diagnostics Incorporated