-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 V5dCOlMX8WzvWvErTkFhqpD8E0w9Ad2CIAEjXNsmUl44SkEBn4DSIjGJaYrtMZV1
 r/hwA4bmPCwhX/K3LuJfMg==

<SEC-DOCUMENT>0001209191-05-039438.txt : 20050729
<SEC-HEADER>0001209191-05-039438.hdr.sgml : 20050729
<ACCEPTANCE-DATETIME>20050729171642
ACCESSION NUMBER:		0001209191-05-039438
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050727
FILED AS OF DATE:		20050729
DATE AS OF CHANGE:		20050729

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Schiesser Heath
		CENTRAL INDEX KEY:			0001295953

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32209
		FILM NUMBER:		05985837

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		813-290-6200

	MAIL ADDRESS:	
		STREET 1:		6800 NORTH DALE MABRY HIGHWAY
		STREET 2:		SUITE 268
		CITY:			TAMPA
		STATE:			FL
		ZIP:			33614

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WELLCARE HEALTH PLANS, INC.
		CENTRAL INDEX KEY:			0001279363
		STANDARD INDUSTRIAL CLASSIFICATION:	HOSPITAL & MEDICAL SERVICE PLANS [6324]
		IRS NUMBER:				470937650
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		8725 HENDERSON ROAD
		STREET 2:		RENAISSANCE ONE
		CITY:			TAMPA
		STATE:			FL
		ZIP:			33634
		BUSINESS PHONE:		8132906200

	MAIL ADDRESS:	
		STREET 1:		8725 HENDERSON ROAD
		STREET 2:		RENAISSANCE ONE
		CITY:			TAMPA
		STATE:			FL
		ZIP:			33634

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WELLCARE GROUP INC
		DATE OF NAME CHANGE:	20040210
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-07-27</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001279363</issuerCik>
        <issuerName>WELLCARE HEALTH PLANS, INC.</issuerName>
        <issuerTradingSymbol>WCG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001295953</rptOwnerCik>
            <rptOwnerName>Schiesser Heath</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O WELLCARE HEALTH PLANS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>8725 HENDERSON ROAD</rptOwnerStreet2>
            <rptOwnerCity>TAMPA</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33634</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Sr. VP, Marketing &amp; Sales</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>36.45</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2005-07-27</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>17900</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2012-07-27</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>17900</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>17900</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">These options vest as to 20% on each one-year anniversary of the date of grant and shall expire on the seventh anniversary of the date of grant.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Michael Haber, Attorney-in-fact</signatureName>
        <signatureDate>2005-07-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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