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Family physician Nicholas Tavani, MD, PhD, leads the team at Battlefield Family Medicine & Weight Management. Having served the local residents of Manassas, Virginia, for over two decades, Dr. Tavani and the team take a compassionate approach to care and promote healthy lifestyles to patients and their families.

Dr. Tavani earned his Bachelor of Science at the Northwestern University in Evanston, Illinois, in 1974. Dr. Tavani recieved his medical degree at Georgetown University School of Medicine in Washington, DC. He then completed his internship in family medicine at Providence Hospital through Georgetown University, followed by his residency in family medicine at the University of Maryland Prince George’s Hospital Center in Cheverly. Dr. Tavani later obtained his PhD in Biophysics and Physiology at Georgetown University in 1984.   

At Battlefield Family Medicine & Weight Management, Dr. Tavani and the staff are passionate about medicine and helping patients get top-of-the-line care. Patients have access to acute care services, including same-day appointments for sick visits, urinary tract infections, and other pains and strains. The team also offers expert chronic disease management plans for diabetes, hypertension, respiratory conditions, and sleep problems. In addition, the practice boasts a superior weight loss program that provides both in-person and online options.

To learn how you can take control of your health, call Battlefield Family Medicine & Weight Management or book an appointment online today.

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.

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.

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.

Anita Banerjee, MD, FACC, is an experienced cardiology specialist at Premier Cardiac and Vascular in Annandale and Fredericksburg, Virginia. She is a female cardiologist and patient-centered physician who, instead of just prescribing medications, focuses on helping her patients make lifestyle changes to improve heart health.

After securing a scholarship and earning her medical degree from Odessa National Medical University in Odessa, Ukraine, Dr. Banerjee went on to complete her residency training in Internal medicine at Albert Einstein College of Medicine of Yeshiva University in New York. She remained there to complete her fellowship in Cardiovascular Disease, specializing in Non-Invasive Cardiology. She also performed extensive research in Heart Failure under Drs. Thierry LeJemtel and Edmund Sonnenblick and has published in leading cardiology journals. She has been practicing cardiology for 16 years, 11 of which have been in the midst of the Fredericksburg community.

Dr. Banerjee provides comprehensive cardiology care, from prevention of cardiovascular disease to disease management of coronary artery disease, peripheral vascular disease, valvular heart disease, as well as atrial fibrillation, aneurysms, and stroke. She has a special focus on the management of heart failure. She uses the latest advancements in medical technology to evaluate and optimize cardiovascular health.

She is certified in Cardiovascular Disease by the American Board of Internal Medicine. Dr. Banerjee is also a fellow of the American College of Cardiology and holds a Virginia state medical license.

To meet the needs of her diverse community, Dr. Banerjee is multilingual and speaks Bengali, Hindi, and Russian. Dr. Banerjee is known for being a great communicator and helping her patients achieve their health goals.

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.