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 * WEST JEFFREY 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) SVP & Controller (Last) (First) (Middle) 14100 MAGELLAN PLAZA 3. Date of Earliest Transaction (Month/Day/Year) 03/05/2013 (Street) MARYLAND HEIGHTS, MO 63043 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 03/05/2013   M(1)   832 A $ 0 (2) 7,238 D   Ordinary Common Stock, $0.01 par value 03/05/2013   F(3)   321 D $ 53 (4) 6,917 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)

03/05/2013

M(1)

832

03/05/2013

(5)

Common Stock

832

$ 0 (2)

1,662

D

Stock Options (right to buy)

$ 53 (4)

03/05/2013

A

24,483

(6)

03/05/2023

Common Stock

24,483

$ 0 (2)

24,483

D

Restricted Stock Units - 2013

$ 0 (7)

03/05/2013

A

2,297

(8)

(5)

Common Stock

2,297

$ 0 (2)

2,297

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
WEST JEFFREY N 14100 MAGELLAN PLAZA MARYLAND HEIGHTS, MO 63043			SVP & Controller

Signatures

/s/ Jeffrey N. West		03/07/2013
**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 5, 2012. Each Restricted Stock Unit represents a contingent right to receive one share of Magellan common stock. The remainder of 1,662 shares shall vest in equal increments on March 5 of 2014 and 2015.
(2)	No price was applicable to the acquisition of this security.
(3)	Represents the portion of shares which the Company determined to settle in cash to pay applicable tax withholding.
(4)	Closing price of Magellan shares on NASDAQ on March 5, 2013.
(5)	Not applicable.
(6)	Options vest and become exercisable in one-third increments on March 5 of each of 2014, 2015 and 2016.
(7)	Each restricted stock unit represents a contingent right to receive one share of Magellan common stock.
(8)	Restricted Stock Units shall vest in one-third increments on March 5 of each of 2014, 2015 and 2016, subject to satisfaction of certain performance requirements.

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