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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 U1eBIj/RaFYmnXfZg47xpw==

<SEC-DOCUMENT>0001225208-09-016879.txt : 20090806
<SEC-HEADER>0001225208-09-016879.hdr.sgml : 20090806
<ACCEPTANCE-DATETIME>20090806133919
ACCESSION NUMBER:		0001225208-09-016879
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090804
FILED AS OF DATE:		20090806
DATE AS OF CHANGE:		20090806

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BALDWIN STANLEY F
		CENTRAL INDEX KEY:			0001224882

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31574
		FILM NUMBER:		09990946

	MAIL ADDRESS:	
		STREET 1:		C/O AMERIGROUP CORP
		STREET 2:		4425 CORP LANE STE 300
		CITY:			VIRGINIA BEACH
		STATE:			VA
		ZIP:			23462

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMERIGROUP CORP
		CENTRAL INDEX KEY:			0001064863
		STANDARD INDUSTRIAL CLASSIFICATION:	HOSPITAL & MEDICAL SERVICE PLANS [6324]
		IRS NUMBER:				541739323
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4425 CORPORATION LANE
		STREET 2:		SUITE 100
		CITY:			VIRGINIA BEACH
		STATE:			VA
		ZIP:			23462
		BUSINESS PHONE:		7574906900

	MAIL ADDRESS:	
		STREET 1:		4425 CORPORATION LN
		CITY:			VIRGINIA BEACH
		STATE:			VA
		ZIP:			23462
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-08-04</periodOfReport>

    <issuer>
        <issuerCik>0001064863</issuerCik>
        <issuerName>AMERIGROUP CORP</issuerName>
        <issuerTradingSymbol>AGP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001224882</rptOwnerCik>
            <rptOwnerName>BALDWIN STANLEY F</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4425 CORPORATION LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>VIRGINIA BEACH</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>23462</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>Exec VP, Gen Counsel, Sec</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2009-08-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>8150</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>35015</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>24.54</value>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2009-08-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>17325</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F6"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2010-12-31</value>
                <footnoteId id="F4"/>
            </exerciseDate>
            <expirationDate>
                <value>2016-08-04</value>
                <footnoteId id="F5"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>17325</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>17325</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The transaction is a grant of Restricted Stock.  The Restricted Stock shall vest over four (4) years, with twenty-five percent (25%) vesting on each anniversary of the Date of Grant (August 4, 2009), such that all shares of Restricted Stock shall be vested on the fourth anniversary of the Date of Grant (August 4, 2013).  However, any unvested shares shall vest on the Retirement Date (December 31, 2010) as set forth in the Reporting Person's Employment and Retirement Agreement dated August 4, 2009.</footnote>
        <footnote id="F2">The transaction is a grant of Restricted Stock for which no consideration was paid.</footnote>
        <footnote id="F3">The price reflects the closing price of the Issuer's Common Stock on the Date of Grant.</footnote>
        <footnote id="F4">The Option shall become vested as to six and one-quarter percent (6.25%) on September 30, 2009, and an additional six and one-quarter percent (6.25%) of the Option Shares quarterly thereafter.  However, any unvested options shall vest on the Retirement Date (December 31, 2010) as set forth in the Reporting Person's Employment and Retirement Agreement dated August 4, 2009.</footnote>
        <footnote id="F5">The Option expires seven (7) years from the Date of Grant except upon separation, whereupon the Option expires two (2) years following the separation date.</footnote>
        <footnote id="F6">No consideration was paid for the Option.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Nicholas J. Pace, attorney-in-fact</signatureName>
        <signatureDate>2009-08-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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