-----BEGIN PRIVACY-ENHANCED MESSAGE-----
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,
 HDZSwAZDvh4EKhpQXp5pZYvqeDmKJjwSkf/VNbK0Ha5tFHStitKbYq6wkFpIxD5M
 vz0q4Ww9jJOtIhvUc0b/UA==

<SEC-DOCUMENT>0001158091-10-000001.txt : 20100510
<SEC-HEADER>0001158091-10-000001.hdr.sgml : 20100510
<ACCEPTANCE-DATETIME>20100507205216
ACCESSION NUMBER:		0001158091-10-000001
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20100510
DATE AS OF CHANGE:		20100507
EFFECTIVENESS DATE:		20100510

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CARDIOMEMS INC
		CENTRAL INDEX KEY:			0001158091
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				582621266
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-141722
		FILM NUMBER:		10814005

	BUSINESS ADDRESS:	
		STREET 1:		387 TECHNOLOGY CIRCLE NW
		STREET 2:		SUITE 500
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30313
		BUSINESS PHONE:		678-651-2300

	MAIL ADDRESS:	
		STREET 1:		387 TECHNOLOGY CIRCLE NW
		STREET 2:		SUITE 500
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30313
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0704</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001158091</cik>
        <entityName>CARDIOMEMS INC</entityName>
        <issuerAddress>
            <street1>387 TECHNOLOGY CIRCLE NW</street1>
            <street2>SUITE 500</street2>
            <city>ATLANTA</city>
            <stateOrCountry>GA</stateOrCountry>
            <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
            <zipCode>30313</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>678-651-2300</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jay</firstName>
                <middleName>S.</middleName>
                <lastName>Yadav</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o CardioMEMS, Inc.</street1>
                <street2>387 Technology Circle NW, Suite 500</street2>
                <city>Atlanta</city>
                <stateOrCountry>GA</stateOrCountry>
                <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
                <zipCode>30313</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Daniel</firstName>
                <middleName>H.</middleName>
                <lastName>Bauer</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o CardioMEMS, Inc.</street1>
                <street2>387 Technology Circle NW, Suite 500</street2>
                <city>Atlanta</city>
                <stateOrCountry>GA</stateOrCountry>
                <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
                <zipCode>30313</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Sandeep</firstName>
                <lastName>Yadav</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o CardioMEMS, Inc.</street1>
                <street2>387 Technology Circle NW, Suite 500</street2>
                <city>Atlanta</city>
                <stateOrCountry>GA</stateOrCountry>
                <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
                <zipCode>30313</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>David</firstName>
                <middleName>R.</middleName>
                <lastName>Stern</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o CardioMEMS, Inc.</street1>
                <street2>387 Technology Circle NW, Suite 500</street2>
                <city>Atlanta</city>
                <stateOrCountry>GA</stateOrCountry>
                <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
                <zipCode>30313</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Mark</firstName>
                <middleName>G.</middleName>
                <lastName>Allen</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o CardioMEMS, Inc.</street1>
                <street2>387 Technology Circle NW, Suite 500</street2>
                <city>Atlanta</city>
                <stateOrCountry>GA</stateOrCountry>
                <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
                <zipCode>30313</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Patrick</firstName>
                <middleName>J.</middleName>
                <lastName>Fortune</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Boston Millennia Partners</street1>
                <street2>30 Rowes Wharf</street2>
                <city>Boston</city>
                <stateOrCountry>MA</stateOrCountry>
                <stateOrCountryDescription>MASSACHUSETTS</stateOrCountryDescription>
                <zipCode>02110</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>John</firstName>
                <middleName>J.</middleName>
                <lastName>Huntz, Jr.</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Arcapita Ventures</street1>
                <street2>75 Fourteenth Street, 24th Floor</street2>
                <city>Atlanta</city>
                <stateOrCountry>GA</stateOrCountry>
                <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
                <zipCode>30309</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Muhit</firstName>
                <middleName>U.</middleName>
                <lastName>Rahman</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o CardioMEMS, Inc.</street1>
                <street2>387 Technology Circle NW, Suite 500</street2>
                <city>Atlanta</city>
                <stateOrCountry>GA</stateOrCountry>
                <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
                <zipCode>30313</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Marvin</firstName>
                <middleName>L.</middleName>
                <lastName>Woodall</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o CardioMEMS, Inc.</street1>
                <street2>387 Technology Circle NW, Suite 500</street2>
                <city>Atlanta</city>
                <stateOrCountry>GA</stateOrCountry>
                <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
                <zipCode>30313</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Lee</firstName>
                <middleName>R.</middleName>
                <lastName>Wrubel</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Foundation Medical Partners, L.P.</street1>
                <street2>105 Rowayton Avenue</street2>
                <city>Rowayton</city>
                <stateOrCountry>CT</stateOrCountry>
                <stateOrCountryDescription>CONNECTICUT</stateOrCountryDescription>
                <zipCode>06853</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Health Care</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2010-02-18</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>40687500</totalOfferingAmount>
            <totalAmountSold>37881128</totalAmountSold>
            <totalRemaining>2806372</totalRemaining>
            <clarificationOfResponse>Total offering amount reflects the sale of 17,500,000 shares.  Total amount sold includes the conversion of convertible promissory notes and accrued interes in the amount of $24,981,156.  The Issuer currently does not anticipate selling the balance.</clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>94</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>CARDIOMEMS INC</issuerName>
                <signatureName>/s/ Daniel H. Bauer</signatureName>
                <nameOfSigner>Daniel H. Bauer</nameOfSigner>
                <signatureTitle>Chief Financial Officer</signatureTitle>
                <signatureDate>2010-05-07</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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