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Dabo Xu, MD, is a board-certified physician in gastroenterology, hepatology, and internal medicine at the Gastro Center of Maryland, with locations in Annapolis, Columbia, Olney, Riverdale, Timonium and Gaithersburg, Maryland.

Dr. Xu treats a wide variety of conditions at the practice, including gastroesophageal reflux disease (GERD), ulcerative colitis and Crohn’s disease, irritable bowel syndrome (IBS), celiac disease, colon cancer, liver disease, and other gastrointestinal conditions. 

Dr. Xu completed his medical residency at St. Agnes Hospital, as well as a gastroenterology fellowship at the University of Michigan. He has conducted clinical and translational research on several topics, such as GERD, intestinal inflammation, liver diseases and cancers, and gastrointestinal pharmacology. His works were published in the most prestigious gastroenterology journals and presented at national and international medical conferences.

He has more than 20 years of clinical experience in gastroenterology and hepatology. Dr. Xu has a special interest in preventive care, often working alongside patients to prevent disease and improve their quality of life through precise and effective personalized treatments.

With a passion and dedication to patient experiences, Dr. Xu believes it’s important to build relationships with those in his care and enjoys helping patients find better health and wellness.

David Bauder, PA-C: CEO, Assistant Medical Director, Co-Founder, and Author

David Bauder, PA-C, serves as the CEO, Assistant Medical Director, and co-founder of Weight Loss & Vitality, with locations in Manassas, Alexandria, Stafford, Washington, D.C., and Gaithersburg, Maryland. With over 30 years of diverse medical experience, David is dedicated to helping patients achieve their health and wellness goals, enhancing both their physical and mental well-being for a higher quality of life.

Education and Professional Development

David’s dedication to advancing healthcare is reflected in his extensive academic and professional training. He earned his physician assistant degree from the University of Texas Health Science Center at San Antonio and further advanced his expertise by completing a graduate program in Physician Assistant Studies at the University of Nebraska Health Science Center in Omaha.

David also completed the prestigious RAND Arroyo Research Fellowship, where he contributed to cutting-edge studies aimed at improving health systems and policies. This fellowship reflects his commitment to leveraging research and innovation to enhance healthcare delivery.

Throughout his career, David has cultivated expertise across multiple medical disciplines, including:

• Family Medicine
• Emergency Medicine
• Expeditionary Medicine
• General Surgery
• Urgent Care
• Functional and Integrative Medicine
• Podiatry

Leadership and Vision as CEO

As the CEO of Weight Loss & Vitality, David has guided the organization’s growth into a leading provider of medical weight loss, hormone therapy, functional medicine, and aesthetic treatments. His leadership ensures that the practice remains at the forefront of medical innovation, offering cutting-edge solutions tailored to the individual needs of every patient.

Under David’s guidance, Weight Loss & Vitality has expanded to five locations, providing exceptional healthcare across Virginia, Maryland, and Washington, D.C.

Distinguished Military Career

David proudly served for 27 years in the United States Army, excelling in both clinical and leadership roles. His military service included:

• Three combat tours in Southwest Asia, where he provided critical medical care in high-pressure environments.
• Executive Officer of the Army Medical Specialist Corps at Fort Sam Houston, Texas, overseeing medical operations and advancing healthcare initiatives.
• Strategic Advisor at the Defense Health Headquarters in Falls Church, Virginia, contributing to the development of military health policies and programs.

David’s military career reflects his unwavering dedication to service and his ability to lead in complex, high-stakes situations.

Author of "Thrive Beyond Your Limits"

David is the author of the newly released book, “Thrive Beyond Your Limits,” now available on Amazon. In this inspiring guide, he shares actionable strategies for achieving optimal health, weight loss, overcoming challenges, and living a more fulfilling life. Drawing from his decades of medical experience and personal dedication to fitness, David empowers readers to unlock their full potential.

A Personal Commitment to Health and Fitness

David’s passion for health extends into his personal life. An avid cyclist, he has competed in national cycling events for over a decade. His commitment to fitness mirrors his professional advocacy for a healthy lifestyle, inspiring patients to prioritize wellness in their own lives.

Why Patients Trust David Bauder

Patients value David’s unique combination of:

• 30 years of medical expertise across a range of disciplines.
• Leadership as the CEO of Weight Loss & Vitality, driving innovation and patient-centered care.
• The RAND Arroyo Research Fellowship, showcasing his dedication to research-driven healthcare improvements.
• Compassionate, tailored care that empowers patients to achieve lasting results.
• A proven commitment to health, fitness, and personal growth, both professionally and personally.

Inspiring Health, Fitness, and Vitality

As a dedicated healthcare professional, CEO, and author, David Bauder continues to guide individuals toward a healthier, more fulfilling future. Whether through personalized care at Weight Loss & Vitality or his book, “Thrive Beyond Your Limits,” David remains a pivotal figure in helping others reclaim their vitality and confidence.

Schedule Your Consultation with David Bauder, PA-C

Take the first step toward a healthier, more fulfilling life. Schedule a consultation with David Bauder, PA-C, at Weight Loss & Vitality today and experience his expertise, leadership, and personalized approach to health and wellness.

Dabo Xu, MD, is a board-certified physician in gastroenterology, hepatology, and internal medicine at the Gastro Center of Maryland, with locations in Annapolis, Columbia, Olney, Riverdale, Timonium and Gaithersburg, Maryland.

Dr. Xu treats a wide variety of conditions at the practice, including gastroesophageal reflux disease (GERD), ulcerative colitis and Crohn’s disease, irritable bowel syndrome (IBS), celiac disease, colon cancer, liver disease, and other gastrointestinal conditions. 

Dr. Xu completed his medical residency at St. Agnes Hospital, as well as a gastroenterology fellowship at the University of Michigan. He has conducted clinical and translational research on several topics, such as GERD, intestinal inflammation, liver diseases and cancers, and gastrointestinal pharmacology. His works were published in the most prestigious gastroenterology journals and presented at national and international medical conferences.

He has more than 20 years of clinical experience in gastroenterology and hepatology. Dr. Xu has a special interest in preventive care, often working alongside patients to prevent disease and improve their quality of life through precise and effective personalized treatments.

With a passion and dedication to patient experiences, Dr. Xu believes it’s important to build relationships with those in his care and enjoys helping patients find better health and wellness.

Office Location(s): Aldie

Other languages spoken: Spanish (fluent)

Double board-certified pediatrician and internal medicine specialist David Rubio, M.D., F.A.A.P., has cared for patients in Northern Virginia for over two decades. He is part of the Virginia Pediatric Group team and sees patients at the practice’s location in Aldie, Virginia. 

Dr. Rubio was born in Queens, New York, although he considers South Riding, Virginia, his hometown. He completed a six-year biomedical program with Union College in Schenectady, New York, earning a Bachelor of Science in 1987. He completed his medical degree in 1989 at Albany Medical College, also in New York. He then went on to complete his internal medicine/pediatrics residency training in 1993 at the North Shore University Hospital/Cornell University Medical Center in New York. 

Upon residency completion, Dr. Rubio joined the Northern Virginia Primary Care Associates in Annandale until 2008, when he developed and managed his own private pediatrics practice in South Riding. He was board certified by the American Board of Internal Medicine in 1994 and recertified in 2003. Dr. Rubio was also board certified by the American Board of Pediatrics in 1994 and recertified in 2016. 

In 2016, Dr. Rubio and his practice joined the Virginia Pediatric Group. He feels it is wonderful to watch the children he's cared for over the years grow and develop. The personal relationships made with families have been extremely rewarding, and he looks forward to doing the same for many years to come. 

Dr. Rubio is fluent in Spanish and resides in South Riding with his wife and three children. In his free time, he enjoys sports and music.

Patient Reviews

“Dr. Rubio is the best! We've been with him since before he joined Virginia Pediatrics, and is the only reason we stay with that group. He's patient and answers all of our questions. Always feel better after talking to him about any concerns we may have. The kids really like him too!”
- Karla D.

“Been with Dr. Rubio for over 10 years. He is patient, listens, is understanding, is not forceful with medical advice. Helps you to understand. We have always felt and still feel comfortable with him and his staff.”
- Estelle K.

“Dr. Rubio is an amazing pediatrician. Highly recommended.”
- Victor G.

“Dr. Rubio is the best, super friendly. He didn't rush (like many other places) and he was thorough. Definitely recommend.”
- Kishore K.

Dr. Seema Chaudhary is a preventive medicine expert and obesity physician at Nova Physician Wellness Center. As a health advocate for the people of Fairfax, Sterling, and Ashburn, Virginia, she has been in clinical practice for about 15 years.

She finished her residency from the University of Florida, Gainesville, and she joined Community Health Center Clearwater so that she could help the poor and underserved population. She moved from Florida to Northern Virginia and worked with Kaiser Permanente for about seven years.

During her tenure at Kaiser, she became more passionate about preventive medicine, especially treating obesity, which is the root cause of most chronic medical illnesses, like diabetes, hypertension, high cholesterol, sleep apnea, heartburn, and arthritis.

Seeing the growing need for weight management expertise, she switched her area of specialty to bariatric medicine. She is now a board-certified obesity medicine specialist and helps patients achieve their healthiest weight, wellness, and a reversal of cardiovascular risk factors.

As a primary care physician, Dr. Chaudhary understands the complexity of chronic medical illness associated with abnormal weight gain. She is comfortable and confident with the treatment of obesity, while also monitoring all associated diseases.

Dr. Chaudhary works closely with her patients and collaborates with primary care physicians to help her patients live happy, healthier lives.

Families in the greater Ashburn area can get all of their medical needs met — from routine treatment to urgent care — under one roof. As one of Ashburn, Virginia’s only physicians who specialize in both Internal Medicine and Pediatrics, Fuad Alykhan, MD offers a wide range of medical care at the Loudoun Walk In Medical Center, conveniently located in Ashburn near Sterling, Lansdowne, and Leesburg.

After earning his medical degree from Nishtar Medical College in Pakistan, Dr. Alykhan went through his residency training at Albert Einstein Medical Center in Philadelphia, completing his residency in both Internal Medicine and Pediatrics. Dr. Alykhan also went through a transitional year interning at Frankford Hospital in Philadelphia.

As a trusted Internist and Pediatrician, Dr. Alykhan’s patients commend his caring, yet informative bedside manner. Dr. Alykhan is fluent in English and Spanish and is also fluent in both Hindi and Urdu. He is known for his ability to diagnose and treat the most complex of conditions and help patients work to prevent future chronic issues.

Dr. Alykhan treats your family as if he were treating his own. When Dr. Alykhan isn’t busy caring for patients in the clinic, he enjoys spending time with his wife and children. He and his family reside in Loudoun County and enjoy being an active part of the community.

Dr. Sree Gogineni, MD: Compassionate, Comprehensive Care in Internal and Obesity Medicine

Dr. Sree Gogineni, MD, is dual board-certified in Internal Medicine and Obesity Medicine, dedicated to offering holistic, patient-centered care across multiple locations. Through her practice, Capital Area Internal Medicine, with clinics in Vienna and Ashburn, Virginia, Dr. Gogineni provides a full range of internal medicine services. Additionally, her specialized Obesity Medicine Clinic, Capital Area Physician Weight & Wellness Center, serves patients in Vienna, Ashburn, and Woodbridge, Virginia, as well as Waldorf, Maryland.

Dr. Gogineni’s approach combines the best of modern medical technology with the timeless value of preventive care, focusing on both mind and body to support patients in achieving optimal health. She sees health as a journey of empowerment and education, mentoring her patients to manage daily health challenges with confidence and resilience. Her commitment to deeply listening to her patients allows her to fully understand their concerns, fostering trust as she partners with them on the path to better health.

A graduate of the renowned Guntur Medical College in India, Dr. Gogineni completed her internship and residency in Internal Medicine at the University of Illinois in Urbana-Champaign. Patients value her warmth, dedication, and culturally attuned care, as she is fluent in English, Hindi, and Telugu, offering a familiar touch to diverse communities. Dr. Gogineni is affiliated with Inova Fair Oaks Hospital and Inova Fairfax Hospital in Northern Virginia, where her reputation for excellence and compassionate care is well-regarded.

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Dr. Deepthi Gadde, MD is a board-certified adult/pediatric allergist and clinical immunologist, who provides expert care in managing allergy and asthma symptoms.

Dr. Gadde offers her patients a variety of treatments, including allergy immunotherapy and biologics, to address environmental allergies and allergic asthma.

Dr. Gadde helps patients with a wide range of conditions, including non-allergic rhinitis, sinusitis, asthma, drug allergies, food allergies, anaphylaxis, eczema, and hives.

Dr. Gadde earned her bachelor’s degree in Management Science from Massachusetts Institute of Technology (MIT). She completed her medical degree and internal medicine residency at George Washington University. She received her training in Allergy and Immunology at The Johns Hopkins University in Baltimore, MD, where she continues to be on staff as an assistant professor.

Dr. Gadde works with you as a partner in health, helping you to understand your condition and treat it effectively. Education is a critical part of managing allergies and asthma, and her goal is to help you make informed decisions about your health.

Dr. Gadde is available in the Gainesville and Warrenton offices.

Dabo Xu, MD, is a board-certified physician in gastroenterology, hepatology, and internal medicine at the Gastro Center of Maryland, with locations in Annapolis, Columbia, Olney, Riverdale, Timonium and Gaithersburg, Maryland.

Dr. Xu treats a wide variety of conditions at the practice, including gastroesophageal reflux disease (GERD), ulcerative colitis and Crohn’s disease, irritable bowel syndrome (IBS), celiac disease, colon cancer, liver disease, and other gastrointestinal conditions. 

Dr. Xu completed his medical residency at St. Agnes Hospital, as well as a gastroenterology fellowship at the University of Michigan. He has conducted clinical and translational research on several topics, such as GERD, intestinal inflammation, liver diseases and cancers, and gastrointestinal pharmacology. His works were published in the most prestigious gastroenterology journals and presented at national and international medical conferences.

He has more than 20 years of clinical experience in gastroenterology and hepatology. Dr. Xu has a special interest in preventive care, often working alongside patients to prevent disease and improve their quality of life through precise and effective personalized treatments.

With a passion and dedication to patient experiences, Dr. Xu believes it’s important to build relationships with those in his care and enjoys helping patients find better health and wellness.

Dr. Thi Khuc, MD, is a board-certified physician specializing in Gastroenterology and Hepatology at Gastro Center of Maryland's location in Riverdale, Maryland. Trained with expertise in evidence-based medicine and clinical research by national and international authorities in the field, Dr. Khuc is committed to providing quality, personalized patient care. Dr. Khuc values her patients’ opinions in the medical decision-making process.

Dr. Khuc completed her medical degree at the University of Virginia, followed by an Internal Medicine residency at Loma Linda University in California. Thereafter, she completed her Gastroenterology and Hepatology fellowship under the Clinical Scholars Program at the University of Maryland and Mercy Medical Center in Baltimore, MD. She was elected as a 2023 American Gastroenterological Association (AGA) Innovations Fellow for the Center for GI Innovation and Technology and is currently a member of the AGA and American College of Gastroenterology (ACG).

Dr. Khuc is skilled in colonoscopy, endoscopy, video capsule endoscopy and esophageal manometry and breath testing interpretation. She treats a wide variety of gastrointestinal disorders including colorectal cancer screening, irritable bowel syndrome (IBS), acid reflux (GERD), peptic ulcer disease, microscopic colitis, eosinophilic esophagitis (EoE), constipation, infectious diarrheal disorders, and inflammatory bowel disease (IBD).

In her spare time, Dr. Khuc enjoys painting, traveling, and trying new ice cream flavors with her family and friends.

Sultana Afrooz, DO, is a holistic and integrative medicine physician at Be The Change Health & Wellness, located in Columbia, Maryland. Dr. Afrooz specializes in diagnosing and treating highly complex health challenges confronting many patients and providing them with the in-depth, compassionate, and individualized care they deserve.

Dr. Afrooz has practiced osteopathic medicine since receiving her doctorate from Des Moines University – Osteopathic Medical Center in Des Moines, Iowa, in 2002. Her training included an osteopathic internship and family practice residency at the Frankford Hospital in Philadelphia, Pennsylvania. Dr. Afrooz was board certified in family practice from 2005 to 2014 and is currently board-eligible. She has successfully completed the National Board of Osteopathic Medical Examiners NBOME Part I, II, III Boards, the State Osteopathic Licensing Examination, and is licensed to practice medicine in Maryland, Pennsylvania, and Georgia.

Dr. Afrooz is committed to evaluating and treating the individual while improving their physical health and spiritual well-being. She is well-versed in testing and discovering environmental, genetic, and infectious factors connected to chronic health issues. Dr. Afrooz utilizes the best available integrative laboratory evaluations to get to the root cause of disease and help patients regain their health. Dr. Afrooz brings to her practice of medicine a history of continued excellence in her training and education, an intellectual curiosity that's motivated by compassion, and a life-long commitment to learning. Dr. Sultana Afrooz specializes in treating patients who have been chronically ill from the effects of tick-borne infection, mold toxicity, and environmental toxicity.

Dr. Afrooz uses an integrative approach to treatment using prescription antimicrobials, herbal supplements, and nutritional supplements. She has an exceptional knowledge of mind-body medicine, food as medicine, and other integrative functional approaches to health and healing. Dr. Afrooz is dedicated to helping her patients achieve wellness and healing in all aspects of their lives. She believes that the body has an inherent ability to heal itself and that it is her goal as a practitioner to guide patients in their journey to healing. Dr. Afrooz has had extensive training in the treatment of tick-borne infections and has attended annual ILADS conferences to keep up to date on the latest research and treatments in tick-borne infections and Multiple Infectious Disease Syndrome. With this training, she has become extremely involved in learning about the systemic effects of mold toxicity and treating the chronic systemic effects of mold illness. Dr. Afrooz has also spent years studying the various methods of persistence in chronic infections.

Mahadevappa Hunasikatti, MD, FCCP, is a board-certified pulmonary care, critical care, and sleep medicine specialist at Sleep Services of Maryland LLC. He provides high-quality sleep medicine to people of all ages in Germantown, Maryland.

Dr. Hunasikatti grew up in India. He began his career pursuits at the Vijayanagar Institute of Medical Sciences (formerly Government Medical College) in Ballari, Karnataka, India, earning his medical degree. He then completed a psychiatry residency at the National Institute of Mental Health and Neurosciences in Bangalore.

In 1989, Dr. Hunasikatti moved to the United States. Before entering private practice, he completed a psychiatry internship, an internal medicine internship, and residency at the University of Toledo Health Science Campus in Ohio (formerly the Medical College of Ohio, Toledo) and a medicine-pediatrics internship at Hurley Medical Center in Flint, Michigan.

These experiences inspired Dr. Hunasikatti to pursue specialty training. He completed a critical care medicine fellowship at Shock Trauma | University of Maryland Medical Center in Baltimore and a pulmonary medicine fellowship at DMC Sinai-Grace Hospital (formerly Sinai Hospital Wayne State University) in Detroit, Michigan.

Dr. Hunasikatti has served in various roles throughout his career, including hospitalist, sleep medicine physician, and medical director. He diagnoses and treats most sleep-related health problems but has a special interest in sleep apnea, workplace fatigue, and restless legs syndrome.

Dr. Hunasikatti enjoys attending medical conferences, contributing to scientific journals, and speaking at sleep symposiums. He welcomes anyone experiencing insomnia or other sleep problems to Sleep Services of Maryland LLC today.