-----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,
 FsxTdT4N/nbWwjrkfcu7AChFFfG0ESdy+FMjtWR6SwP6ymm9zt3wkuI2vKZGTlwu
 crRqggKxuxXJ4eoD/hAnFA==

<SEC-DOCUMENT>0000893949-03-000007.txt : 20031112
<SEC-HEADER>0000893949-03-000007.hdr.sgml : 20031111
<ACCEPTANCE-DATETIME>20031112084220
ACCESSION NUMBER:		0000893949-03-000007
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031110
FILED AS OF DATE:		20031112

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CARLYLE JOHN K
		CENTRAL INDEX KEY:			0001223938

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12111
		FILM NUMBER:		03990690

	BUSINESS ADDRESS:	
		STREET 1:		PEDIATRIX MEDICAL GROUP LEGAL DEPT
		STREET 2:		1301 CONCORD TERRACE
		CITY:			SUNRISE
		STATE:			FL
		ZIP:			33323
		BUSINESS PHONE:		8002433839X5285

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PEDIATRIX MEDICAL GROUP INC
		CENTRAL INDEX KEY:			0000893949
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-HOSPITALS [8060]
		IRS NUMBER:				650271219
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1301 CONCORD TERRACE
		CITY:			SUNRISE
		STATE:			FL
		ZIP:			33323
		BUSINESS PHONE:		9543840175

	MAIL ADDRESS:	
		STREET 1:		1301 CONCORD TERRACE
		CITY:			SUNRISE
		STATE:			FL
		ZIP:			33326
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c0001223938d20031111f4f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-11-10</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000893949</issuerCik><issuerName>PEDIATRIX MEDICAL GROUP INC</issuerName>        <issuerTradingSymbol>PDX</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001223938</rptOwnerCik><rptOwnerName>CARLYLE JOHN K</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>1301 CONCORD TERRACE</rptOwnerStreet1><rptOwnerStreet2></rptOwnerStreet2><rptOwnerCity>SUNRISE</rptOwnerCity><rptOwnerState>FL</rptOwnerState><rptOwnerZipCode>33323-2825</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>1</isOther><officerTitle></officerTitle><otherText>CHAIRMAN OF THE BOARD</otherText></reportingOwnerRelationship></reportin
gOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-11-10</value></transactionDate><deemedExecutionDate><value>2003-11-10</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>5000</value></transactionShares><transactionPricePerShare><value>13</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>5000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></nonDerivativ
eTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-11-10</value></transactionDate><deemedExecutionDate><value>2003-11-10</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>5000</value></transactionShares><transactionPricePerShare><value>53.7362</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></nonDerivativeTransaction
></nonDerivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>13</value></conversionOrExercisePrice><transactionDate><value>2003-11-10</value></transactionDate><deemedExecutionDate><value>2003-11-10</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>5000</value></transactionShares><transactionPricePerShare><value>0</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2001-05-16</value><footnoteId id="F1"/></exerciseDate><expirationDate><value>2006-05-14</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>5000</value></underlyingSec
urityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">This option, which provided for vesting at 25% upon the effective date of the plan and then one thirty-fifth of the  remaining 75% monthly thereafter, was assumed by the Issuer pursuant to an Agreement and Plan of Merger between Issuer and Magella Healthcare Corporation, and replaced with an option to purchase 27,139 shares of PDX common stock for $13.00 per share. This Option is 100% vested.</footnote></footnotes><ownerSignature><signatureName>THOMAS W. HAWKINS</signatureName><signatureDate>2003-11-11</signatureDate></ownerSignature></ownershipDocument>

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