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About Us Administrators
About Us

Orthopaedic Administrators

Our administrators are responsible for ensuring the practice, at all three locations, runs smoothly and efficiently.

If you have a billing or insurance question, please contact our Billing staff. If you need to speak to your physician directly, please contact your doctor’s medical assistant.

All other inquiries, comments or questions should be directed to:

Linda ThompsonWOSM

Practice Administrator
301-657-1996 ext 502 


Lindsey Arria WOSM

Office Manager

202-787-5601 ext 611


Tabitha Smith WOSM

Office Manager
DC K Street

202-833-1147 ext 647


Tiffany Simms WOSM

Office Manager
Chevy Chase

301-657-1996 ext 590

Our mailing address:

5454 Wisconsin Ave Suite 1000
Chevy Chase, MD 20815

Phone Numbers
Phone: 301-657-1996
Fax: 301-951-6160

To make an appointment with one of our physicians, please contact the office that is most convenient for you.

Chevy Chase Office 301-657-1996
K Street Office 202-833-1147
Sibley Office 202-787-5601


What's New

Dr Shaffer invited to teach at upcoming AANA Fall Course November 2014
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WOSM physicians are proud to be acknowledged as Top Doctors in the March 2014 Edition
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Dr. Anthony Unger discusses new approach to Total Hip Replacement in Washingtonian Top Doctors edition
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Dr. Anthony S. Unger served as moderator of ICL 121 at 2014 AAOS
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Dr. Anthony S. Unger named Co Chair of the Johns Hopkins Joint Community Project
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