-----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,
 Svtm2lh2KJteIc2kbQzvTC86cgM7WwP9ReoifvCQ0P7zew4rZLUisXwUZvo/62ym
 HIQFVUZ2Kh+krHnX4G0gFg==

<SEC-DOCUMENT>0001181431-04-014761.txt : 20040309
<SEC-HEADER>0001181431-04-014761.hdr.sgml : 20040309
<ACCEPTANCE-DATETIME>20040309185640
ACCESSION NUMBER:		0001181431-04-014761
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040308
FILED AS OF DATE:		20040309

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMGEN INC
		CENTRAL INDEX KEY:			0000318154
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				953540776
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE AMGEN CENTER DRIVE
		CITY:			THOUSAND OAKS
		STATE:			CA
		ZIP:			91320-1799
		BUSINESS PHONE:		805-447-1000

	MAIL ADDRESS:	
		STREET 1:		ONE AMGEN CENTER DRIVE
		STREET 2:		MAIL STOP 27-3-C
		CITY:			THOUSAND OAKS
		STATE:			CA
		ZIP:			91320-1799

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMGEN
		DATE OF NAME CHANGE:	19870305

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SCHAEFFER LEONARD D
		CENTRAL INDEX KEY:			0001016369

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12477
		FILM NUMBER:		04658494

	BUSINESS ADDRESS:	
		STREET 1:		C/O WELLPOINT HEALTH NETWORKS
		STREET 2:		1 WELLPOINT WAY
		CITY:			THOUSAND OAKS
		STATE:			CA
		ZIP:			91362
		BUSINESS PHONE:		8055576000

	MAIL ADDRESS:	
		STREET 1:		2525 DUPONT DRIVE
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92715
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>rrd36170.xml
<DESCRIPTION>FORM 3 DATED 03/08/2004
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2004-03-08</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000318154</issuerCik>
        <issuerName>AMGEN INC</issuerName>
        <issuerTradingSymbol>AMGN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001016369</rptOwnerCik>
            <rptOwnerName>SCHAEFFER LEONARD D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE AMGEN CENTER DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>THOUSAND OAKS</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>91320-1799</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>/s/  Leonard D. Schaeffer</signatureName>
        <signatureDate>2004-03-09</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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