Response Genetics, Inc. Announces Contract With MultiPlan, Inc.

Response Genetics, Inc. (RGDX), a company focused on the development and sale of molecular diagnostic tests that help determine a patient's response to cancer therapy, today announced that it has entered into an agreement with MultiPlan, Inc., the industry's most comprehensive provider of healthcare cost management solutions.

As a participating provider in the PHCS and MultiPlan Networks, MultiPlan's clients will now have access to all of Response Genetics' molecular diagnostic testing. Response Genetics specializes in predictive genomic testing that supplies treating physicians with actionable information helping the physicians determine what drugs will have the greatest response from each of their patients battling lung, colorectal, gastric and melanoma cancers.

The personalized nature of Response Genetics' testing allows for each patient to be placed on the most effective drug regimen for his or her cancer treatment.

About MultiPlan

MultiPlan, Inc. is the industry's most comprehensive provider of healthcare cost management solutions. The company provides a single gateway to a host of primary, complementary and out-of-network strategies for managing the financial risks associated with healthcare claims. Clients include insurers/health plans, third-party administrators, self-funded employers, HMOs and other entities that pay medical bills in the commercial healthcare, government, workers compensation and auto markets. MultiPlan contracts with over 900,000 healthcare providers across the nation and has an estimated 67 million consumers accessing its provider network products. MultiPlan is owned by BC Partners, a leading international private equity firm, and Silver Lake, the world's largest private investor in technology. For more information, visit www.MultiPlan.com.

About Response Genetics, Inc.

Response Genetics, Inc. (the "Company") is a CLIA-certified clinical laboratory focused on the development and sale of molecular diagnostic testing services for cancer. The Company's technologies enable extraction and analysis of genetic information derived from tumor cells stored as formalin-fixed and paraffin-embedded specimens. The Company's principal customers include oncologists and pathologists. In addition to diagnostic testing services, the Company generates revenue from the sale of its proprietary analytical pharmacogenomic testing services of clinical trial specimens to the pharmaceutical industry. The Company's headquarters is located in Los Angeles, California. For more information, please visit www.responsegenetics.com.

Forward-Looking Statement Notice

Except for the historical information contained herein, this press release and the statements of representatives of the Company related thereto contain or may contain, among other things, certain forward-looking statements, within the meaning of the Private Securities Litigation Reform Act of 1995.

Such forward-looking statements involve significant risks and uncertainties. Such statements may include, without limitation, statements with respect to the Company's plans, objectives, projections, expectations and intentions, such as the ability of the Company, to provide clinical testing services to the medical community, to continue to strengthen and expand its sales force, to continue to build its digital pathology initiative, to attract and retain qualified management, to continue to strengthen marketing capabilities, to expand the suite of ResponseDX(R) products, to continue to provide clinical trial support to pharmaceutical clients, to enter into new collaborations with pharmaceutical clients, to enter into areas of companion diagnostics, to continue to execute on its business strategy and operations, to continue to analyze cancer samples and the potential for using the results of this research to develop diagnostic tests for cancer, the usefulness of genetic information to tailor treatment to patients, and other statements identified by words such as "project," "may," "could," "would," "should," "believe," "expect," "anticipate," "estimate," "intend," "plan" or similar expressions.

These statements are based upon the current beliefs and expectations of the Company's management and are subject to significant risks and uncertainties, including those detailed in the Company's filings with the Securities Exchange Commission. Actual results, including, without limitation, actual sales results, if any, or the application of funds, may differ from those set forth in the forward-looking statements. These forward-looking statements involve certain risks and uncertainties that are subject to change based on various factors (many of which are beyond the Company's control). The Company undertakes no obligation to publicly update forward-looking statements, whether because of new information, future events or otherwise, except as required by law.

Investor Relations Contact:
Peter Rahmer
Trout Group
646-378-2973
Company Contact:
Thomas A. Bologna
Chairman & Chief Executive Officer
323-224-3900