Catherine Clark


Dr. Clark received her undergraduate degree from the University of Michigan and her medical degree from the Medical College of Wisconsin in Milwaukee. She then attended the Medical College of Virginia in Richmond for her training in family practice. Dr. Clark has extensive experience in dietary counseling and a passion for nutrition and the biochemistry of metabolism. Her hobbies are gardening, cycling, and cooking. She grew up in the Midwest and has been living in Virginia for the last 35 years.

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Jim Hirt

Jim Hirt, MBA Owner Jim is a veteran association executive with over twenty-six years of leading professional and trade associations in the Washington, DC area. Mr. Hirt has served as the chief staff executive for the Society of Industrial and Office Realtors, The American Society of Appraisers, The American Association of Poison Control Centers, The Public Risk Management Association, and the National Association of Mortgage Brokers. Mr. Hirt received his Bachelor of Arts in Business Administration from California State University-Fullerton and his MBA from National University. He is married to his wife Jen and has two son’s John and Dylan and a new daughter-in-law Caroline (married to John). Mr. Hirt’s executive-level experience leading organizations combined with his strategic vision has given his organizations a leading edge in achieving their strategic goals. Mr. Hirt has achieved a record of success in leading and managing people, changing and fostering creativity, and building successful relationships. Mr. Hirt is devoted to fulfilling his compassion for helping people and is the reason why he is now the owner of Medi-Weightloss, Alexandria, VA.

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Lindsey Knapp

Lindsey Knapp MA Office Manager Lindsey is excited to join the Alexandria, VA team as the clinic’s office manager. Originally from Illinois, Lindsey completed her Registered Medical Assistant license at Missouri College in 2004. She has called Virginia her home for the past 14 years. She is a single mother with 2 beautiful girls. Outside of work, you can find her enjoying the outdoors whether it be a hike or walk, going to the gym, spending time with her girls, or relaxing at home with a good movie. Lindsey has been in the medical field for almost 18 years and has always enjoyed helping patients with their needs.

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Mariya Urbanski Bourget

Mariya Urbanski-Bourget, MD My philosophy as a physician is to provide you with a highly personalized healthcare with an emphasis on weight loss, based on mutual trust and respect that is earned, and not given. As a weight loss physician, I carefully review records and comprehensive exam results. You will be treated as if you are a member of my family in a warm and welcoming atmosphere, and you will benefit from the full extent of my education, expertise, compassion, and understanding. With 25 years of practice, I have relationships with many specialists to help you with your unique needs.

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