<SEC-DOCUMENT>0001144204-16-083874-index.html : 20160223
<SEC-HEADER>0001144204-16-083874.hdr.sgml : 20160223
<ACCEPTANCE-DATETIME>20160223165507
ACCESSION NUMBER:		0001144204-16-083874
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160219
FILED AS OF DATE:		20160223
DATE AS OF CHANGE:		20160223

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MEDIFAST INC
		CENTRAL INDEX KEY:			0000910329
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS FOOD PREPARATIONS & KINDRED PRODUCTS [2090]
		IRS NUMBER:				133714405
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		11445 CRONHILL DRIVE
		CITY:			OWINGS MILLS
		STATE:			MD
		ZIP:			21117
		BUSINESS PHONE:		7327640619

	MAIL ADDRESS:	
		STREET 1:		11445 CRONHILL DRIVE
		CITY:			OWINGS MILLS
		STATE:			MD
		ZIP:			21117

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HEALTHRITE INC
		DATE OF NAME CHANGE:	19951120

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	XX
		DATE OF NAME CHANGE:	19950619

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	00
		DATE OF NAME CHANGE:	19950619

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SHEETZ MARGARET
		CENTRAL INDEX KEY:			0001224955

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31573
		FILM NUMBER:		161449038

	MAIL ADDRESS:	
		STREET 1:		C/O MEDIFAST, INC.
		STREET 2:		3600 CRONDALL LANE
		CITY:			OWINGS MILLS
		STATE:			MD
		ZIP:			21117

	FORMER NAME:	
		FORMER CONFORMED NAME:	SHEETZ MARGARET MACDONALD
		DATE OF NAME CHANGE:	20090824

	FORMER NAME:	
		FORMER CONFORMED NAME:	MACDONALD MARGARET
		DATE OF NAME CHANGE:	20030328
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>v432529_4.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: v432529_4.html

Document 1 - RAW XML: v432529_4.xml

</DOCUMENT>
</SEC-DOCUMENT>