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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,
 R16SLpDurq4NxSo2VNxPDS9vAAmsovRjs1bvyxpFro50u6GXFYk2UFEhK4+gNLnn
 EAW3DW1OPqtwZiP13hDiYw==

<SEC-DOCUMENT>0001230593-06-000006.txt : 20061122
<SEC-HEADER>0001230593-06-000006.hdr.sgml : 20061122
<ACCEPTANCE-DATETIME>20061122134239
ACCESSION NUMBER:		0001230593-06-000006
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20061120
FILED AS OF DATE:		20061122
DATE AS OF CHANGE:		20061122

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EMDEON CORP
		CENTRAL INDEX KEY:			0001009575
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		IRS NUMBER:				943236644
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		RIVER DRIVE CENTER 2
		STREET 2:		669 RIVER DR
		CITY:			ELMWOOD PARK
		STATE:			NJ
		ZIP:			07407
		BUSINESS PHONE:		2017033400

	MAIL ADDRESS:	
		STREET 1:		RIVER DRIVE CENTER 2
		STREET 2:		669 RIVER DR
		CITY:			ELMWOOD PARK
		STATE:			NJ
		ZIP:			07407

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WEBMD CORP /NEW/
		DATE OF NAME CHANGE:	20001102

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HEALTHEON CORP
		DATE OF NAME CHANGE:	19980729

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HEALTHSCAPE CORP
		DATE OF NAME CHANGE:	19970404

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MANNING JAMES V
		CENTRAL INDEX KEY:			0001230593

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-24975
		FILM NUMBER:		061235692

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 30765
		CITY:			ISLAND
		STATE:			GA
		ZIP:			31561
		BUSINESS PHONE:		9126346293
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-11-20</periodOfReport>

    <issuer>
        <issuerCik>0001009575</issuerCik>
        <issuerName>EMDEON CORP</issuerName>
        <issuerTradingSymbol>HLTH</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001230593</rptOwnerCik>
            <rptOwnerName>MANNING JAMES V</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>669 RIVER DRIVE, CENTER 2</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ELMWOOD PARK</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07407</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-11-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>11.71</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>782800</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Lewis H. Leicher, Attorney-in-Fact for James V. Manning</signatureName>
        <signatureDate>2006-11-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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