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Weight Loss Center

Mary Washington Weight Loss Center

For the safety of our community and our healthcare workers, visitation at all Mary Washington Medical Group facilities is restricted. Visitors will be asked to wait in their cars until the patient's appointment has ended. Individuals with disabilities may receive assistance from a caregiver, but the caregiver may be asked to wait in their vehicle to adhere to social distancing guidelines.

  • Location

    1011 Care Way
    Suite 100
    Fredericksburg, VA 22401

    Get directions

    P: 540.741.2955
    F: 540.741.7824
  • Hours

    Monday–Friday: 9:00 a.m.–5:00 p.m.


    Please call 540.741.2955 to schedule an appointment. Click or tap the virtual visits button to learn more about telephone and video visits.

    Virtual Visits

Surgical weight loss, or bariatric surgery, is a great tool to a healthier life. In partnership with your physician, the team at Mary Washington Weight Loss Center, counselors, nutritionists and exercise professionals will guide and support you through a transformation that can dramatically improve your life.

The team at Mary Washington Weight Loss Center will work with you to help you understand core behaviors and ways of thinking that may interfere with successful weight loss. We will provide you with the tools and skills to get moving safely, find activities you enjoy and teach you strategies to help improve your diet for maximum nutrition, so you look and feel your best.

Free Surgical Weight Loss Information Sessions

Surgical weight loss, also known as bariatric surgery, can be a great step to a more mobile, active, and healthier life. It can also help with various weight-related issues, such as diabetes, high blood pressure, and sleep apnea. Learn more during this one-hour free information session with Dr. Denis J. Halmi, Bariatric Surgeon and Medical Director for MWHC Surgical Weight Loss Program.

1st and 3rd Fridays of every month via video conference
Noon - 1 p.m.

Please call 540.741.1404 to RSVP

Dr. Denis Halmi answers the top 10 questions about surgical weight loss in this podcast.

Meet our Team

Denis J. Halmi, MD, FACS

Bariatric Surgeon

Medical Director

Denis J. Halmi, MD, FACS, is a specialist in weight loss surgery and medical weight loss and serves as the Medical Director for the Surgical Weight Loss program at Mary Washington Healthcare. He has helped thousands of successful patients reach their weight loss goals and regain their health.

Dr. Halmi has more than 20 years of experience with the surgical treatment of morbid obesity and has performed more than 3,500 weight loss operations gaining special expertise in complex minimally invasive revisional weight loss surgery. He is certified by the American Board of Surgery, is a Fellow of the American College of Surgeons, a member of the American Society of Metabolic and Bariatric Surgery and the International Federation for the Surgery of Obesity.

Education and Experience

Masoud Rezvani, MD, FACS

Bariatric Surgeon

Masoud Rezvani, MD, FACS, earned his medical degree at the Islamic Azad University in Tehran, Iran. He completed his residency training program in General Surgery at Abington Memorial Hospital in Abington, PA. Following his residency, Dr. Rezvani completed a dedicated specialized fellowship in minimally invasive weight loss surgery at Abington Memorial Hospital where he gained expertise and experience in advanced laparoscopic bariatric surgery and surgical endoscopy. His training also included robotic surgery utilizing the DaVinci System to perform weight loss surgery.

Dr. Rezvani has received numerous awards for his work as a surgeon and he had several scientific articles published in the most respected professional publications including the official journal of The American Society for Metabolic and Bariatric Surgery.

Education and Experience

Marty Heins, RN

Practice Manager

Emerald Torres

Office Coordinator

Missy Seay

Certified Medical Assistant

Awards & Recognitions

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