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<TITLE>LabOne, Inc. Form 8-K dated August 31, 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>August 31, 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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<FONT FACE="Times,Times New Roman"><P>Item 7.01.&nbsp;&nbsp;Regulation FD Disclosure</P>
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<P ALIGN="CENTER"><B>LabOne Signs National Agreement to Provide Testing for Humana Inc.</B></P>

<P>LabOne, Inc. (Nasdaq: LABS), announced today that it has signed an expanded, national agreement to provide laboratory testing services for Humana Inc. (NYSE: HUM).  LabOne will provide its full laboratory services, including its widening esoteric menu, to Humana's health plan membership and contracted physicians in Humana's Midwest region.  Specific terms of the agreement were not disclosed. </P>

<P>Under this agreement, LabOne will now become a provider for all Humana product lines. This will enable Humana's membership and physicians alike to access LabOne's high quality clinical and anatomic pathology services.</P>

<P>"This agreement is an important step in our continued efforts to expand our provider network with national insurers," said W. Thomas Grant II, chairman, president and CEO of LabOne. "We are pleased to be able to expand our customer base and geographic reach through relationships with key managed care companies like Humana."</P>

<P>"The testing services that LabOne provides are an integral part of many treatment regimens," said Freda Hogan, Humana's director of national contracting. "We're pleased to announce this new agreement, which adds to our commitment to make our provider network one of the most comprehensive network offerings in the country."</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 1, 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 August 31, 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:
August 31, 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 7.01.  Regulation FD Disclosure
LabOne Signs National Agreement to Provide Testing for Humana Inc.
LabOne, Inc. (Nasdaq: LABS), announced today that it has signed an expanded, national agreement to provide laboratory testing services for Humana Inc. (NYSE: HUM).  LabOne will provide its full laboratory services, including its widening esoteric menu, to Humana's health plan membership and contracted physicians in Humana's Midwest region.  Specific terms of the agreement were not disclosed.
Under this agreement, LabOne will now become a provider for all Humana product lines. This will enable Humana's membership and physicians alike to access LabOne's high quality clinical and anatomic pathology services.
"This agreement is an important step in our continued efforts to expand our provider network with national insurers," said W. Thomas Grant II, chairman, president and CEO of LabOne. "We are pleased to be able to expand our customer base and geographic reach through relationships with key managed care companies like Humana."
"The testing services that LabOne provides are an integral part of many treatment regimens," said Freda Hogan, Humana's director of national contracting. "We're pleased to announce this new agreement, which adds to our commitment to make our provider network one of the most comprehensive network offerings in the country."
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 1, 2004
By
/s/
John W. McCarty
John W. McCarty
Executive V.P. and Chief Financial Officer