• Bringing You High Quality Care You Can Count On

    Our mission is to provide courteous and professional care of the highest quality. We strive to make patients active participants in their care and treatment by promoting a better understanding of their condition and their options for management.

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Top Doctor Award Congratulations to Dr. Coo, a Washingtonian 2017 Top Doctor!

Schedule a Virtual Visit

Patients are discovering a more convenient doctor’s appointment. Learn More. 

News & Announcements

  • We Are Members of Privia Medical Group

    As of February 18, 2014, we are proud members of Privia Medical Group!

Proud to be Part of Privia Medical Group

Diabetes and Endocrine Associates is a proud member of Privia Medical Group. The best doctors in our community have joined together to form Privia Medical Group (PMG), a multi-specialty, high-performance medical group that puts patients first. Our physicians are united by the mission of providing better, more coordinated care for their patients.

To learn more about Privia Medical Group and find other Privia doctors, please visit our website.

Dr. Coo is fantastic! He is open-minded, takes his time, and has been the best doctor to treat my thyroid condition. Dr. Coo treats the symptoms and not just by blood work. He is open to natural thyroid medication too. I highly recommend him.

Alexandria Office


6300 Stevenson Avenue Suite D
Alexandria, VA 22304


703.823.9570 703.823.9573 Secure Message via Portal


Patient Portal

Privia Medical Group offers patients personalized and secure 24/7 online access to their health records, as well as the ability to communicate with your medical care team through our patient portal.


Schedule Appointments

The easiest way to book an appointment with your provider.

Request Prescriptions

Review prescription medications and request prescription renewals.

Secure Messages

Send and receive secure messages with your medical care team.

View Your Records & Tests

Quick access to your secure electronic medical record and test results.

Pay Your Bill

Pay your invoices by credit card, securely and conveniently.