-----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,
 Pwxp7N7l8vDZla00gyFccxzFs3YCNkHWEZum2g5k2Tz5l2WibaPEiVqYpjIhpFem
 TzeKYVLE/GQWfiqfVCdCKA==

<SEC-DOCUMENT>9999999995-11-000464.txt : 20110216
<SEC-HEADER>9999999995-11-000464.hdr.sgml : 20110216
<ACCEPTANCE-DATETIME>20110216001522
ACCESSION NUMBER:		9999999995-11-000464
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20110215
DATE AS OF CHANGE:		20110216
EFFECTIVENESS DATE:		20110215

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INSIGHT HEALTH SERVICES CORP
		CENTRAL INDEX KEY:			0001012697
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				330702770
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-146397
		FILM NUMBER:		11615897

	BUSINESS ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630
		BUSINESS PHONE:		949-282-6000

	MAIL ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INSIGHT HEALTH SERVICES HOLDINGS CORP
		CENTRAL INDEX KEY:			0001145238
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-146397-28
		FILM NUMBER:		11615919

	BUSINESS ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630
		BUSINESS PHONE:		949-282-6000

	MAIL ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SIGNAL MEDICAL SERVICES
		CENTRAL INDEX KEY:			0001164049
		IRS NUMBER:				330802413
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-146397-26
		FILM NUMBER:		11615912

	BUSINESS ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630
		BUSINESS PHONE:		949-282-6000

	MAIL ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MAXUM HEALTH SERVICES CORP
		CENTRAL INDEX KEY:			0001164051
		IRS NUMBER:				752135957
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-146397-23
		FILM NUMBER:		11615908

	BUSINESS ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630
		BUSINESS PHONE:		949-282-6000

	MAIL ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OPEN MRI INC
		CENTRAL INDEX KEY:			0001164053
		IRS NUMBER:				943251529
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-146397-25
		FILM NUMBER:		11615910

	BUSINESS ADDRESS:	
		STREET 1:		4400 MAXARTHUR BLVD STE 800
		CITY:			NEW BEACH
		STATE:			CA
		ZIP:			92660
		BUSINESS PHONE:		9494760733

	MAIL ADDRESS:	
		STREET 1:		4400 MACARTHUR BLVD STE
		CITY:			NEW PORT BEACH
		STATE:			CA
		ZIP:			92660

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	OPEN MRL INC
		DATE OF NAME CHANGE:	20011226

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INSIGHT HEALTH CORP
		CENTRAL INDEX KEY:			0001164086
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-146397-27
		FILM NUMBER:		11615915

	BUSINESS ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630
		BUSINESS PHONE:		949-282-6000

	MAIL ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Orange County Regional PET Center-Irvine, LLC
		CENTRAL INDEX KEY:			0001293379
		IRS NUMBER:				912070190
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			0604

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-146397-17
		FILM NUMBER:		11615906

	BUSINESS ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630
		BUSINESS PHONE:		949-282-6000

	MAIL ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Parkway Imaging Center,LLC
		CENTRAL INDEX KEY:			0001293389
		IRS NUMBER:				330872858
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			0604

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-146397-14
		FILM NUMBER:		11615905

	BUSINESS ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630
		BUSINESS PHONE:		949-282-6000

	MAIL ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Comprehensive Medical Imaging, Inc.
		CENTRAL INDEX KEY:			0001293393
		IRS NUMBER:				954662473
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0604

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-146397-13
		FILM NUMBER:		11615903

	BUSINESS ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630
		BUSINESS PHONE:		949-282-6000

	MAIL ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Comprehensive Medical Imaging Centers, Inc.
		CENTRAL INDEX KEY:			0001293395
		IRS NUMBER:				954666946
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0604

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-146397-12
		FILM NUMBER:		11615901

	BUSINESS ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630
		BUSINESS PHONE:		949-282-6000

	MAIL ADDRESS:	
		STREET 1:		26250 ENTERPRISE COURT
		STREET 2:		SUITE 100
		CITY:			LAKE FOREST
		STATE:			CA
		ZIP:			92630
</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>2011-02-15</finalEffectivenessDispDate>
        <accessionNumber>0000950137-11-000004</accessionNumber>
        <submissionType>POS AM</submissionType>
        <filer>
            <cik>0001012697</cik>
            <entityName>INSIGHT HEALTH SERVICES CORP</entityName>
            <fileNumber>333-146397</fileNumber>
        </filer>
        <filer>
            <cik>0001145238</cik>
            <entityName>INSIGHT HEALTH SERVICES HOLDINGS CORP</entityName>
            <fileNumber>333-146397-28</fileNumber>
        </filer>
        <filer>
            <cik>0001164086</cik>
            <entityName>INSIGHT HEALTH CORP</entityName>
            <fileNumber>333-146397-27</fileNumber>
        </filer>
        <filer>
            <cik>0001164049</cik>
            <entityName>SIGNAL MEDICAL SERVICES</entityName>
            <fileNumber>333-146397-26</fileNumber>
        </filer>
        <filer>
            <cik>0001164053</cik>
            <entityName>OPEN MRI INC</entityName>
            <fileNumber>333-146397-25</fileNumber>
        </filer>
        <filer>
            <cik>0001164051</cik>
            <entityName>MAXUM HEALTH SERVICES CORP</entityName>
            <fileNumber>333-146397-23</fileNumber>
        </filer>
        <filer>
            <cik>0001293379</cik>
            <entityName>Orange County Regional PET Center-Irvine, LLC</entityName>
            <fileNumber>333-146397-17</fileNumber>
        </filer>
        <filer>
            <cik>0001293389</cik>
            <entityName>Parkway Imaging Center,LLC</entityName>
            <fileNumber>333-146397-14</fileNumber>
        </filer>
        <filer>
            <cik>0001293393</cik>
            <entityName>Comprehensive Medical Imaging, Inc.</entityName>
            <fileNumber>333-146397-13</fileNumber>
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        <filer>
            <cik>0001293395</cik>
            <entityName>Comprehensive Medical Imaging Centers, Inc.</entityName>
            <fileNumber>333-146397-12</fileNumber>
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</XML>
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-----END PRIVACY-ENHANCED MESSAGE-----