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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Wrs/jz26ljsYNgVA/58vwyKvwRrh6IE6ZsCg60JxE5DQFuKo440ZcdVT20W7owxU
 MT76o+pupT7uPVhyBxF8yg==

<SEC-DOCUMENT>0000904454-03-000697.txt : 20031107
<SEC-HEADER>0000904454-03-000697.hdr.sgml : 20031107
<ACCEPTANCE-DATETIME>20031107125422
ACCESSION NUMBER:		0000904454-03-000697
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031105
FILED AS OF DATE:		20031107

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LABONE INC/
		CENTRAL INDEX KEY:			0000830158
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				431039532
		STATE OF INCORPORATION:			MO
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		10101 RENNER BLVD
		STREET 2:		P. O. BOX 7568
		CITY:			LENEXA
		STATE:			KS
		ZIP:			66219
		BUSINESS PHONE:		9138881770

	MAIL ADDRESS:	
		STREET 1:		10101 RENNER BLVD
		STREET 2:		X
		CITY:			LENEXA
		STATE:			KS
		ZIP:			66219

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LAB HOLDINGS INC
		DATE OF NAME CHANGE:	19980406

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SEAFIELD CAPITAL CORP
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SEAFIELD CAPTIAL CORP
		DATE OF NAME CHANGE:	19910520

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SWANI SANJAY
		CENTRAL INDEX KEY:			0001212996

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-92137
		FILM NUMBER:		03984365

	BUSINESS ADDRESS:	
		STREET 1:		320 PARK AVENUE STE 2500
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		2128939500

	MAIL ADDRESS:	
		STREET 1:		320 PARK AVENUE STE 2500
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-11-05</periodOfReport>
    <issuer>
        <issuerCik>0000830158</issuerCik>
        <issuerName>LABONE INC/</issuerName>
        <issuerTradingSymbol>LABS</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001212996</rptOwnerCik>
            <rptOwnerName>SWANI SANJAY</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O WELSH, CARSON, ANDERSON AND STOWE</rptOwnerStreet1>
            <rptOwnerStreet2>320 PARK AVENUE, SUITE 2500</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-11-05</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>C</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>1500134</value></transactionShares><transactionPricePerShare><value>8.32</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>1500134</value><footnoteId id="F2"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By Welsh, Ca
rson, Anderson &amp; Stowe IX, L.P.</value><footnoteId id="F1"/></natureOfOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Series B-1 Convertible Preferred Stock</value></securityTitle><conversionOrExercisePrice><value>8.32</value></conversionOrExercisePrice><transactionDate><value>2003-11-05</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>C</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>10517</value></transactionShares><transactionPricePerShare><value>0</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2001-08-31</value></exerciseDate><expirationDate><footnoteId id="F3"/></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTi
tle><underlyingSecurityShares><value>1500134</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>16379</value><footnoteId id="F4"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By Welsh Carson, Anderson &amp; Stowe IX, L.P.</value><footnoteId id="F1"/></natureOfOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">The Reporting Person is one of several managing members of the sole general partner of Welsh, Carson, Anderson &amp; Stowe IX, L.P.  Pursuant to Instruction (4)(b)(iv) of Form 4, the Reporting Person has elected to report as indirectly beneficially owned the entire number of securities beneficially owned by such limited partnership.  The Reporting Person disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest 
therein, and/or that are not actually distributed to him.</footnote><footnote id="F2">The Reporting Person also directly beneficially owns 257 shares of Common Stock.</footnote><footnote id="F3">There is no expiration date applicable to the Series B-1 Convertible Preferred Stock.</footnote><footnote id="F4">The Reporting Person also directly beneficially owns 2 shares of Series B-1 Convertible Preferred Stock.</footnote></footnotes><remarks/><ownerSignature><signatureName>Jonathan M. Rather, Attorney-in-Fact</signatureName><signatureDate>2003-11-06</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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