COEUR D'ALENE, Idaho, Oct. 15, 2008 (GLOBE NEWSWIRE) -- NightHawk Radiology Holdings, Inc. (NasdaqGM:NHWK - News), the leading provider of radiology solutions to radiology groups and hospitals throughout the United States, today announced that it will host a conference call on Wednesday October 29, 2008 at 4:15 p.m. (EDT) with management to review the Company's third quarter 2008 earnings results.

Conference Call & Web Cast

A live and archived webcast will be available on the investor relations section of NightHawk's website at http://www.nighthawkrad.net. Participants can also access the call by dialing (800)257-2182 or (303)262-2175 (for international callers).

A replay of the call will be available approximately two hours after the conclusion of the call and will remain available until midnight (EST) on Thursday, November 20, 2008. To access the replay, dial (800)405-2236 or (303)590-3000 (for international callers) and enter the conference ID number: 11121223.

About NightHawk

NightHawk Radiology (NasdaqGM:NHWK - News), headquartered in Coeur d'Alene, Idaho, is leading the transformation of the practice of radiology by providing high-quality, cost-effective solutions to radiology groups and hospitals throughout the United States. NightHawk provides the most complete suite of solutions, including professional services, business services, and its advanced, proprietary clinical workflow technology, all designed to increase efficiencies and improve the quality of patient care and the lives of physicians who provide it. NightHawk's team of U.S. board-certified, state-licensed, and hospital-privileged physicians located in the United States, Australia, and Switzerland, provides services 24 hours a day, seven days a week, for more than 750 radiology group customers and the 26% of all U.S. hospitals they serve. For more information, visit http://www.nighthawkrad.net.

The NightHawk Radiology Holdings, Inc. logo is available at http://www.globenewswire.com/newsroom/prs/?pkgid=5531

``NHWKF''

          Warner Communications 
          Press Contact:
          Robert Minicucci
          (603) 488-5856
          Mobile: (339) 206-1722
          robert@warnerpr.com 

          NightHawk Radiology Holdings, Inc.
          Investor Inquiries:
          Andrea Clegg
          (866) 402-4295
          (208) 292-2818
          aclegg@nighthawkrad.net