SEC FORM 4

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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

1. Name and Address of Reporting Person^*

REEVES DERRIL W

(Last)

(First)

(Middle)

2000 TYNE BLVD.

(Street)

NASHVILLE

37215

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
AMERICAN DENTAL PARTNERS INC [ ADPI ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/01/2005

4. If Amendment, Date of 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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	11/01/2005		M		10,350	A	$8.33	4,500⁽¹⁾	D
Common Stock	11/01/2005		M		6,000	A	$4.83	4,500⁽¹⁾	D
Common Stock	11/01/2005		M		11,250	A	$4.63	4,500⁽¹⁾	D
Common Stock	11/01/2005		M		11,250	A	$5.25	4,500⁽¹⁾	D
Common Stock	11/01/2005		S		15,350	D	$21.2393	4,500⁽¹⁾	D
Common Stock	11/01/2005		S		23,500	D	$20.55	4,500⁽¹⁾	D

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 Securities Underlying Derivative Security (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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Nonqualifed option granted 02/17/1997 (right to buy)	$8.33⁽²⁾	11/01/2005		M			10,350⁽¹⁾	02/17/1998⁽⁴⁾	02/17/2007	Common Stock	10,350⁽¹⁾	$0	70,800⁽¹⁾⁽³⁾	D
Nonqualifed option granted 02/26/1999 (right to buy)	$4.83⁽²⁾	11/01/2005		M			6,000⁽¹⁾	02/26/2000⁽⁴⁾	02/26/2009	Common Stock	6,000⁽¹⁾	$0	70,800⁽¹⁾⁽³⁾	D
Nonqualifed option granted 03/08/2000 (right to buy)	$4.63⁽²⁾	11/01/2005		M			11,250⁽¹⁾	03/08/2001⁽⁴⁾	03/08/2010	Common Stock	11,250⁽¹⁾	$0	70,800⁽¹⁾⁽³⁾	D
Nonqualifed option granted 03/16/2001 (right to buy)	$5.25⁽²⁾	11/01/2005		M			11,250⁽¹⁾	03/16/2002⁽⁴⁾	03/16/2011	Common Stock	11,250⁽¹⁾	$0	70,800⁽¹⁾⁽³⁾	D

Explanation of Responses:

1. Number of shares reflects the 3-for-2 stock split effected by the issuer in October 2005.

2. Conversion or exercise price reflects the 3-for-2 stock split effected by the issuer in October 2005.

3. Total number of derivative securities beneficially owned (70,800) reflects all options held by reporting person pursuant to employee benefit plans of issuer.

4. Option vested with respect to 25% of shares subject to options on each of the first four anniversaries of the date of grant.

	Mark W. Vargo, Attorney-in-Fact and Agent	11/02/2005
	** 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 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).
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