SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d)

OF THE SECURITIES EXCHANGE ACT OF 1934

DATE OF REPORT (DATE OF EARLIEST EVENT REPORTED): May 24, 2004

CONCENTRA OPERATING CORPORATION

(Exact name of Registrant as specified in its charter)

Nevada	001-15699	75-2822620
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer Identification Number)

5080 Spectrum Drive Suite 400 - West Tower Addison, Texas	75001
(Address of principal executive offices)	(Zip code)

Registrant’s telephone number, including area code: (972) 364-8000

Not Applicable

(former address if changed since last report)

Item 7. Financial Statements and Exhibits

(c) Exhibits

99.1 Press Release of the Registrant dated May 24, 2004

Item 9. Regulation FD Disclosure

On May 24, 2004, Concentra Operating Corporation issued a press release announcing the results of its consent solicitation from holders of its 13% Senior Subordinated Notes due 2009 (the “Notes”) to amendments to certain covenants and default provisions of the indenture under which the Notes were issued. A copy of this press release is being furnished as an Exhibit 99.1 to this report.

Limitation on Incorporation by Reference

In accordance with general instruction B.2 of Form 8-K, the information in this report furnished pursuant to Item 9 (including the exhibits hereto) shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liability of that section.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

CONCENTRA OPERATING CORPORATION
(Registrant)
By:	/s/ Richard A. Parr II
Name:	Richard A. Parr II
Title:	Executive Vice President, General Counsel & Secretary

Date: May 24, 2004

INDEX TO EXHIBITS

EXHIBIT NUMBER
99.1	Press Release of the Registrant dated May 24, 2004