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<TITLE>LabOne, Inc. Form 8-K dated September 3, 2004</TITLE>
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<FONT SIZE=5><STRONG><P ALIGN="CENTER">UNITED STATES SECURITIES AND EXCHANGE COMMISSION</P>
</FONT></STRONG><FONT SIZE=4><P ALIGN="CENTER">Washington, D.C. 20549</P>
</FONT><FONT SIZE=5><STRONG><P ALIGN="CENTER">FORM 8-K</P>
</FONT></STRONG><P ALIGN="CENTER">CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934</P>
<P ALIGN="CENTER">Date of Report: <U>September 3, 2004</P>
</U><P ALIGN="CENTER">Commission file number: 0-16946</P>
<B><U><FONT FACE="Times,Times New Roman" SIZE=5><P ALIGN="CENTER">LabOne, Inc.</P>
</B></U></FONT><P ALIGN="CENTER">10101 Renner Blvd.</P>
<P ALIGN="CENTER">Lenexa, Kansas 66219</P>
<P ALIGN="CENTER">(913) 888-1770</P>
<FONT FACE="Times,Times New Roman"><P ALIGN="CENTER">Incorporated in Missouri</P>
<P ALIGN="CENTER">I.R.S. Employer Identification Number: 43-1039532</P>
</FONT><FONT FACE="Times,Times New Roman" SIZE=2><P>&nbsp;</P>
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<P>Item 5.02.&nbsp;&nbsp;Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers</P>
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<P ALIGN="CENTER"><B>LabOne Announces Resignation of John W. McCarty</B></P>

<P>LabOne, Inc. (Nasdaq: LABS), announced today that John W. McCarty notified the company that he has decided to resign from his position of Executive Vice President and Chief Financial Officer, effective March 31, 2005.  John will spend time traveling abroad and pursuing other personal interests. </P>

<P>"John McCarty has had a tremendous influence in our success as we have established a solid management team during the past few years," said W. Thomas Grant II, chairman, president and CEO of LabOne. "We are grateful for his contributions and wish him the best in his future pursuits."</P>

<P>The company, with Mr. McCarty's assistance, will immediately undertake an executive search for a successor.</P>


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<P>Item 9.01.&nbsp;&nbsp;Financial Statements and Exhibits</P>

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<P>10.1  Transition Services Agreement between LabOne, Inc. and John W. McCarty, dated September 2, 2004.</P>
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<I><FONT SIZE=5><P ALIGN="CENTER">Signature</I></FONT><FONT FACE="Times,Times New Roman"> </P>
<P ALIGN="CENTER">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 thereunto duly authorized.</P>

<P ALIGN="CENTER">&nbsp;</FONT><FONT SIZE=5>LabOne, Inc.</P>
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      <P>Date:&nbsp;&nbsp;September 3, 2004</P></TD>
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      <P>By <U>/s/ <I>John W. McCarty</I></U><BR>John W. McCarty
      <BR>Executive V.P. and Chief Financial Officer
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LabOne, Inc. Form 8-K dated September 3, 2004
UNITED STATES 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:
September 3, 2004
Commission file number: 0-16946
LabOne, Inc.
10101 Renner Blvd.
Lenexa, Kansas 66219
(913) 888-1770
Incorporated in Missouri
I.R.S. Employer Identification Number: 43-1039532
Item 5.02.  Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers
LabOne Announces Resignation of John W. McCarty
LabOne, Inc. (Nasdaq: LABS), announced today that John W. McCarty notified the company that he has decided to resign from his position of Executive Vice President and Chief Financial Officer, effective March 31, 2005.  John will spend time traveling abroad and pursuing other personal interests.
"John McCarty has had a tremendous influence in our success as we have established a solid management team during the past few years," said W. Thomas Grant II, chairman, president and CEO of LabOne. "We are grateful for his contributions and wish him the best in his future pursuits."
The company, with Mr. McCarty's assistance, will immediately undertake an executive search for a successor.
Item 9.01.  Financial Statements and Exhibits
10.1  Transition Services Agreement between LabOne, Inc. and John W. McCarty, dated September 2, 2004.
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 thereunto duly authorized.
LabOne, Inc.
Date:  September 3, 2004
By
/s/
John W. McCarty
John W. McCarty
Executive V.P. and Chief Financial Officer