About the Staff

Osvaldo Anez, MD, F.A.C.S, F.I.C.S

Dr. Anez has been doing Bariatric and General Surgery for 30 years. In 2006 Dr. Anez was recognized as one of America’s Top Surgeons for General, Laparoscopic & Bariatric Surgery. Dr. Anez received his medical degree from the National University of La Plata, Argentina. He received his general surgical training at the Washington Hospital Center in Washington D.C.It was there that he developed a passionate interest in obesity surgery while working with his mentors. He is certified by the American Board of Surgery, and is a member of the ASMBS, and a fellow of the ACS, & the ICS.

Language Spoken:

  • English
  • Spanish
  • Tagalog

Leonidas Anez, Consultant

Rafael Canadas, MD, Surgical Assistant

Mary Warner, RD, LDN Registered Dietitian

Mary Warner, R.D., L.D.N., is a registered dietitian who recently relocated to Northern Virginia from Greenville, North Carolina. Mary has 8 years of experience as a registered dietitian and is a member of the American Dietetic Association. Mary graduated Summa Cum Laude with a Bachelor of Science degree in Nutrition and Dietetics and also completed her dietetic internship program at East Carolina University. Mary has worked in a long term care facility for 3.5 years as a clinical dietitian and has spent the last 5 years enjoying out-patient nutritional counseling at Physicians East, P.A. Mary has worked with teenagers, adults, and geriatric patients, who need assistance with weight management, bariatric surgery, diabetes, gestational diabetes, GI disorders, elevated cholesterol, high blood pressure, heart disease, etc.

“Her knowledge and dedication will ensure your success."

Jill Anez, Front Desk Coordinator

Jill is the first face you see when you walk in and she will always great you with a warm and welcoming smile. Although she recently took a break to stay at home with her children, Jill has been working in medical and computer administrative fields for the past 10 years. Her biggest passions in life lie within her husband, 3 boys and animals, especially her doggy daughter. While her family and career are her top priorities, you can also find her attending local sporting events (both professional and little league), visiting the theater, and spending time in the great outdoors. Her upbeat and extreme caring nature make her an excellent asset to our practice.