Medcath Corp - Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Expires: January 31, 2008 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

NIERENBERG INVESTMENT MANAGEMENT CO

2. Date of Event Requiring Statement (MM/DD/YYYY) 11/1/2007

3. Issuer Name and Ticker or Trading Symbol

MEDCATH CORP [MDTH]

(Last) (First) (Middle)

19605 NE 8TH STREET

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director ___ X ___ 10% Owner
_____ Officer (give title below) _____ Other (specify below)

(Street)

CAMAS, WA 98607

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

6. Individual or Joint/Group Filing (Check Applicable Line)

___ Form filed by One Reporting Person
_ X _ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	356232 ⁽¹⁾	I	By D3 Family Fund LP
Common Stock	1309935 ⁽¹⁾	I	By The D3 Family Bulldog Fund LP
Common Stock	68868 ⁽¹⁾	I	By The D3 Family Canadian Fund, LP
Common Stock	401516 ⁽¹⁾	I	By The DIII Offshore Fund, LP

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)

Explanation of Responses:
( 1)	Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of the reporting person's pecuniary interest therein.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
NIERENBERG INVESTMENT MANAGEMENT CO 19605 NE 8TH STREET CAMAS, WA 98607		X
Nierenberg Investment Management Offshore Inc 19605 NE 8TH STREET CAMAS, WA 98607		X
D3 FAMILY FUND LP 19605 NE 8TH STREET CAMAS, WA 98607		X
D3 Family Bulldog Fund LP 19605 NE 8TH STREET CAMAS, WA 98607		X
DIII OFFSHORE FUND LP 19605 NE 8TH STREET CAMAS, WA 98607		X
D3 Family Canadian Fund, L.P. 19605 NE 8TH STREET CAMAS, WA 98607		X
NIERENBERG DAVID 19605 SE 8TH STREET CAMAS, WA 98607		X

Signatures
David Nierenberg, President, Nierenberg Investment Management Company, Inc. (NIMCO)		11/6/2007
^** Signature of Reporting Person		Date
David Nierenberg, President, Nierenberg Investment Management Offshore Inc. (NIMO)		11/6/2007
^** Signature of Reporting Person		Date
David Nierenberg, President, NIMCO, General Partner of The D3 Family Fund, LP		11/6/2007
^** Signature of Reporting Person		Date
David Nierenberg, President, NIMCO, General Partner of The D3 Family Bulldog Fund, LP		11/6/2007
^** Signature of Reporting Person		Date
David Nierenberg, President, NIMO, General Partner of The DIII Offshore Fund, LP		11/6/2007
^** Signature of Reporting Person		Date
David Nierenberg, President, NIMCO, General Partner of The D3 Family Canadian Fund, LP		11/6/2007
^** Signature of Reporting Person		Date
David Nierenberg		11/6/2007
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.