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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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<SEC-DOCUMENT>9999999995-07-003981.txt : 20071010
<SEC-HEADER>9999999995-07-003981.hdr.sgml : 20071010
<ACCEPTANCE-DATETIME>20071010001518
ACCESSION NUMBER:		9999999995-07-003981
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20071009
DATE AS OF CHANGE:		20071010
EFFECTIVENESS DATE:		20071009

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			US Oncology Holdings, Inc.
		CENTRAL INDEX KEY:			0001333191
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-HOSPITALS [8060]
		IRS NUMBER:				200873619
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-144492
		FILM NUMBER:		071163832

	BUSINESS ADDRESS:	
		STREET 1:		16825 NORTHCHASE DRIVE, SUITE 1300
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77060
		BUSINESS PHONE:		(832) 601-8766

	MAIL ADDRESS:	
		STREET 1:		16825 NORTHCHASE DRIVE, SUITE 1300
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77060
</SEC-HEADER>
<DOCUMENT>
<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

    <act>33</act>

    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2007-10-09</finalEffectivenessDispDate>
        <finalEffectivenessDispTime>15:00:00</finalEffectivenessDispTime>
        <form>S-4</form>
        <filer>
            <cik>0001333191</cik>
            <entityName>US Oncology Holdings, Inc.</entityName>
            <fileNumber>333-144492</fileNumber>
        </filer>
    </effectiveData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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