<SEC-DOCUMENT>0001140361-11-021197.txt : 20110406
<SEC-HEADER>0001140361-11-021197.hdr.sgml : 20110406
<ACCEPTANCE-DATETIME>20110406212902
ACCESSION NUMBER:		0001140361-11-021197
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110404
FILED AS OF DATE:		20110406
DATE AS OF CHANGE:		20110406

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NeoStem, Inc.
		CENTRAL INDEX KEY:			0000320017
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MISC HEALTH & ALLIED SERVICES, NEC [8090]
		IRS NUMBER:				222343568
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		420 LEXINGTON AVENUE
		STREET 2:		SUITE 450
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10170
		BUSINESS PHONE:		212-584-4171

	MAIL ADDRESS:	
		STREET 1:		420 LEXINGTON AVENUE
		STREET 2:		SUITE 450
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10170

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PHASE III MEDICAL INC/DE
		DATE OF NAME CHANGE:	20030819

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CORNICHE GROUP INC /DE
		DATE OF NAME CHANGE:	19951117

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FIDELITY MEDICAL INC
		DATE OF NAME CHANGE:	19951025

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			VACZY CATHERINE M
		CENTRAL INDEX KEY:			0001177176

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33650
		FILM NUMBER:		11744528

	MAIL ADDRESS:	
		STREET 1:		C/O PHASE III MEDICAL, INC.
		STREET 2:		330 SOUTH SERVICE ROAD, SUITE 120
		CITY:			MELVILLE
		STATE:			NY
		ZIP:			11747
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-04-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000320017</issuerCik>
        <issuerName>NeoStem, Inc.</issuerName>
        <issuerTradingSymbol>NBS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001177176</rptOwnerCik>
            <rptOwnerName>VACZY CATHERINE M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O NEOSTEM, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>420 LEXINGTON AVENUE, SUITE 450</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10170</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP and General Counsel</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Options (right to buy)</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>1.74</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2011-04-04</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>250000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2021-04-03</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, par value $0.001 per share</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>250000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>250000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">On April 4, 2011, Ms. Vaczy was granted a stock option to purchase 250,000 shares of Common Stock under the Company's 2009 Equity Compensation Plan (the &quot;2009 Plan&quot;).  Options as to 125,000 shares vested on the date of the grant and options as to the remaining 125,000 shares will vest on April 4, 2012.  The option is subject to all the terms and conditions of the 2009 Plan.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Catherine M. Vaczy, Esq.</signatureName>
        <signatureDate>2011-04-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
