FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 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

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1. Name and Address of Reporting Person * GREGOIRE DANIEL N   2. Issuer Name and Ticker or Trading Symbol MAGELLAN HEALTH SERVICES INC [MGLN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) General Counsel and Secretary (Last) (First) (Middle) 55 NOD ROAD 3. Date of Earliest Transaction (Month/Day/Year) 03/03/2013 (Street) AVON, CT 06001 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Ordinary Common Stock, $0.01 par value 03/03/2013   M(1)   1,124 A $ 0 (2) 5,677 D   Ordinary Common Stock, $0.01 par value 03/03/2013   M(3)   1,176 A $ 0 (2) 6,853 D   Ordinary Common Stock, $0.01 par value 03/03/2013   F(4)   426 D $ 52.66 (6) 6,427 D   Ordinary Common Stock, $0.01 par value 03/03/2013   F(4)   389 D $ 52.66 (6) 6,038 D

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Restricted Stock Units

$ 0 (2)

03/03/2013

M(1)

1,124

03/03/2013

(5)

Common Stock

1,124

$ 0 (2)

0

D

Restricted Stock Units

$ 0 (2)

03/03/2013

M(3)

1,176

03/03/2013

(5)

Common Stock

1,176

$ 0 (2)

1,176

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
GREGOIRE DANIEL N 55 NOD ROAD AVON, CT 06001			General Counsel and Secretary

Signatures

/s/ Daniel N. Gregoire		03/06/2013
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(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).
(1)	This transaction was effectuated by a one-third vesting of the Restricted Stock Unit Award granted on March 3, 2010. Each Restricted Stock Unit represents a contingent right to receive one share of Magellan common stock. .
(2)	No price was applicable to the acquisition of this security.
(3)	This transaction was effectuated by a one-third vesting of the Restricted Stock Unit Award granted on March 3, 2011. Each Restricted Stock Unit represents a contingent right to receive one share of Magellan common stock. The remainder of 1,176 shares shall vest on March 3, 2014.
(4)	Represents the portion of shares which the Company determined to settle in cash to pay applicable tax withholding.
(5)	Not applicable.
(6)	Closing price of Magellan stock on NASDAQ on March 4, 2013.

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