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 May 23, 1994 (Date of Earliest Event Reported) COLUMBIA/HCA HEALTHCARE CORPORATION (Exact name of Registrant as specified in its Charter) DELAWARE (State of Incorporation) 001-11239 75-2497104 (Commission (I.R.S. Employer File Number) Identification No.) 201 West Main Street, Louisville, Kentucky 40202 (Address of principal executive offices) (Zip Code) (502) 572-2000 (Registrant's telephone number, including area code) ITEM 5. OTHER EVENTS On May 23, 1994, Columbia/HCA Healthcare Corporation and Medical Care America, Inc. jointly announced the signing of a definitive agreement to merge in a tax free stock-for-stock transaction. ITEM 7. EXHIBIT. Exhibit 20. Copy of the joint press release dated May 23, 1994. SIGNATURE 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. COLUMBIA/HCA HEALTHCARE CORPORATION Richard A. Lechleiter Vice President and Controller DATED: May 24, 1994