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About Us
Welcome to Long Island’s first mobile chiropractic & wellness practice that comes directly to your home or office. Elite Mobile Chiropractic & Wellness was founded in 2020, by Dr. David Walker after realizing that he could better serve his community by bringing his knowledge and skills directly to his patients. This company was created with his community in mind by offering a convenient, safe, and high quality patient centered experience. Elite Mobile Chiropractic and Wellness strives to provide an array of healthcare services such as chiropractic, nutrition, and fitness training to improve the health and well-being of our growing number of patients.

Dr. David Walker, D.C., MSACN
Dr. Walker is driven to provide a proactive and preventive approach to healthcare in a multifaceted manner. He utilizes both his background in chiropractic and nutrition to discover the true underlying cause behind a patient’s condition. Dr. Walker uses the most up to date evidence-based practice to create a more personalized treatment plan for each of his patients. Dr. Walker believes that a sound structure dictates peak function and performance. His mission is to provide a personable and high-quality experience directed toward treating the body as a whole.
Dr. Walker graduated from Stony Brook University, receiving his Bachelor’s of Science. He then transitioned to New York Chiropractic College where he completed both his Doctorate of Chiropractic and Master’s of Applied Clinical Nutrition. Dr. Walker graduated at the top of his class, receiving Magna Cum Laude. While enrolled in the chiropractic program, Dr. Walker was inducted into Phi Chi Omega Honor Society and received the Lloyd E. Henby distinguished service award for exemplary clinical performance. He also received certifications in Sport Science and Human Performance as well as ConnecTX manual therapy. In his tenure, Dr. Walker completed an advanced remote clerkship position under a distinguished Long Island chiropractor. His extensive clinical background allows him to find the root cause of his patient’s condition and work with them to create the right treatment plan.
Dr. Walker is a former contractor who enjoys building and woodworking projects. You can also find him golfing on the weekends or hanging outside with his family. He is a very active person and encourages his patients to find time to exercise. He also enjoys spending time trying out new recipes in the kitchen and cooking with his wife. He truly cares about his patients and wants the best for them and their families.

Mr. Mark Castilletti
Mr. Castilletti has been in the fitness training field for over 10 years. His passion for fitness stems from both his high school athletics and his collegiate level track and field experience. Mr. Castilletti graduated from The University of Rhode Island with his Bachelor’s Degree in Exercise Science while running track and field. In his time there, Mr. Castilletti was nationally ranked in the 110m hurdles and 4x400m relay team. To this day, he holds multiple collegiate records on the field.
Mr. Castilletti embodies what he teaches from a fitness training perspective. He specializes in strength and conditioning, olympic lifting, functional training, as well as speed and agility training. Mr. Castilletti began his career while working with the former New York Yankees strength and conditioning coach. There, he learned a lot about functional training and ways to improve an individual’s flexibility while increasing their strength and stamina. Mr. Castilletti’s mission is to bring quality training to his clients and create individualized fitness plans to accomplish their specific fitness goals.
The demand for fitness and personal training at home is growing. Mr. Castilletti believes that at home training creates a more personable and dynamic experience for the client. He holds both in person sessions as well as virtual training sessions and truly encourages individuals to work out in pairs.
When he’s not training to better the lives of his clients, he spends time working out and getting into better shape. Mr. Castilletti enjoys relaxing and spending time with his loved ones and daughter. He takes time to mentally de-stress and does so by watching TV or Marvel movies.

Your Health is our Priority
Take the first steps to a healthier you.
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Phone Number:
+1 631-319-0137