Two locations in Maryland for your convenience:

Frederick »Germantown »

Dr. Charbel is one of the top gastrointestinal specialists in Washington DC, US

Dr. Halim Charbel

Dr. Charbel is a board-certified gastroenterologist and an advanced endoscopist. He is also board-certified in obesity medicine He completed his fellowship in Gastroenterology, hepatology, and nutrition at Georgetown University Hospital in 2009. Dr. Charbel established Digestive Care Specialists, with the goal of providing comprehensive and high-quality gastrointestinal care to the community. During his free time, Dr. Charbel enjoys traveling, hiking, and running. He has run several half-marathons and full marathons, including the Marine Corps Marathon.

Crystal Lubis NPCrystal Lubis NP

Crystal Lubis, a native of Montgomery County, is a board-certified family nurse practitioner through the American Association of Nurse practitioners. She received both her Bachelor of Nursing Science and Doctor of Nursing Practice from the University of Maryland. She has a certificate in Teaching in Nursing and Health Professions and is a clinical instructor at the University of Maryland. Her spare time is spent with her husband, three boys, and family dog hiking, biking, and traveling.

Katelyn Metz RDN Katelyn Metz RD

Katelyn Metz is a Registered Dietitian and Certified Specialist in Obesity and Weight Management. She has worked in various fields of nutrition, but feels specializing in weight management is by far the most rewarding! Katelyn is passionate about empowering people with accurate knowledge and skills to achieve their nutrition, weight loss, and wellness goals. She says “the best part of this job is helping people take charge of their lives and make positive changes!” When she is not working, Katelyn enjoys playing with her fur babies or taking group fitness classes.