American Dental Partners Announces Conference Call to Review Second Quarter and First Half 2008 Financial Results

WAKEFIELD, MA, Jul 22 (MARKET WIRE) --
American Dental Partners, Inc. (NASDAQ: ADPI) will conduct a conference
call to review second quarter and first half 2008 financial results on
Tuesday, July 29, 2008 at 10:00 a.m. EDT which will also be broadcast
live over the Internet at www.amdpi.com.

Gregory A. Serrao, Chairman, President and Chief Executive Officer, will
host the conference call. In addition to historic results, the
teleconference may include discussion of management's expectations of
future operating and financial results. To access the webcast,
participants should visit the Investor Relations section of the website at
least fifteen minutes prior to the start of the conference call to
download and install any necessary audio software. A replay of the
webcast will be available at www.amdpi.com and www.streetevents.com
approximately two hours after the call through 6:00 p.m. EDT Tuesday,
August 5, 2008.

American Dental Partners is one of the nation's leading business partners
to dental group practices. The Company is affiliated with 27 dental groups
which have 244 dental facilities with approximately 2,099 operatories
located in 18 states.

"Safe Harbor" Statement under the Private Securities Litigation Reform Act
of 1995: With the exception of the historical information contained in
this news release, the matters described herein contain "forward-looking"
statements that involve risk and uncertainties that may individually or
collectively impact the matters herein described, including but not
limited to the possibility that we may not realize the benefits expected
from our acquisition and affiliation strategy, economic, regulatory
and/or other factors outside the control of the Company, which are
detailed from time to time in the "Risk Factors" section of the Company's
SEC reports, including the annual report on Form 10-K for the year ended
December 31, 2007.

Contacts:
Gregory A. Serrao
Chairman, President and Chief Executive Officer
781-224-0880

Breht T. Feigh
Executive Vice President, Chief Financial Officer and Treasurer
781-224-0880

American Dental Partners, Inc.
401 Edgewater Place, Suite 430
Wakefield, MA 01880
Phone 781/224-0880
Fax 781/224-4216

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