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Maged Boutros, MD, is obesity board-certified and a board-certified internist practicing at Prevention Clinics, which has locations in Maywood and Clifton, New Jersey. 

Dr. Boutros started developing a deep interest in integrative medicine and obesity medicine at the end of his fourth year of practice when he was doing his fellowship in anti-aging and integrative medicine. In addition to being a caring and pleasant doctor, he is a dynamic leader and serves on multiple hospital committees to help implement positive change. With nearly 20 years of clinical experience, Dr. Boutros has successfully assisted over 15,000 patients since 2003.

Since 2006, the weight loss program at Prevention Clinics has successfully treated many patients. Dr. Boutros continues to use evidence-based research results to modify the program when needed.

Building on this vast experience, Prevention Clinics offers the best in healthy, sustainable weight loss and maintenance programs, including lifestyle modification, appetite suppressants, HCG (sublingual or injections), nutritional plans, protein products, nutraceuticals, and supplements, all designed to help you lose and maintain your weight.

Dr. Boutros graduated from Saba University School of Medicine and completed his residency training in internal medicine primary care at Hackensack UMC Mountainside (now Mountainside Medical Center). He then went on to further his interests and career by pursuing fellowship training in integrative medicine and has been quadruple boarded.

Dr. Boutros is enthusiastic about providing the most optimal medical management for his patients, using a multi-disciplinary approach whenever possible so that they can resume their normal daily activities and continue to lead productive and satisfying lives. His treatment modalities are in strict accordance with the established protocols and expected standards of care. His compassionate care, clinical skills, and empathy have resulted in the outstanding reputation he maintains with his patients and referring physicians. He is accepting new patients at this time and will be happy to welcome you to Prevention Clinics.

Dr. Boutros treats a variety of medical conditions in the office, hospital, and in the comfort and convenience of the patient’s home.

He is currently active at Hackensack UMC. Dr. Boutros is also a fellow and board certified in the Academy of Anti-Aging and Regenerative Medicine and Obesity Medicine. Dr. Boutros treats patients ranging from adolescents to the elderly with a wide range of medical illnesses and in many different settings. He is extremely involved with the care of his patients and devotes his complete attention to each of them as he oversees all processes that contribute to the care of his patients. He sets a collaborative atmosphere in his office, where he leads and interacts with every member of his team to ensure the highest standards of medical care.

Dr. Boutros is the Medical Director of Prevention Clinics. He started these multi-specialty health care centers because of his comprehensive training, experience, and strong interest in integrative medicine, aesthetics, cosmetics, anti-aging, regenerative medicine, and obesity medicine. He offers medical and aesthetic services that include platelet-rich plasma (PRP), BOTOX® Cosmetic, JUVÉDERM®, mesotherapy/lipotherapy/lipo-dissolve, adult and adolescent weight management, anti-aging medicine/preventive medicine, and bio-identical hormone replacement therapy.

In hormone replacement therapy, Dr. Boutros has trained and is a fellow who is board certified by the American Academy of Anti-Aging and Regenerative Medicine.

Dr. Boutros speaks three (3) different languages and is dedicated to giving back to the community.

Having a chronic illness that requires regular monitoring, or living with a condition that has yet to be diagnosed, is overwhelming. Men and women in the Yonkers, New York area have relied on Jonas Leibowitz, MD for years. As the city’s longtime trusted endocrinologist, Dr. Leibowitz treats a wide scope of medical issues. His practice, Jonas Leibowitz, MD, is near New York City and Westchester County, New York.

Dr. Leibowitz tackles some of medicines toughest cases in his practice. Dr. Leibowitz graduated from Sophie Davis School of Biomedical Education in New York and completed his Internship and Residency at The Mount Sinai Medical Center.

Dr. Leibowitz continues his education regularly, focusing on new technologies and medications. On the cutting edge of new science, Dr. Leibowitz lectures all over the region to teach other medical professionals how to prescribe medication, and when.

The office of Jonas Leibowitz, MD, is currently accepting new patients. Dr. Leibowitz specializes in hormonal disorders, thyroid issues, diabetes, and all types of endocrine-related diseases, he’s highly skilled at treating almost any type of health concern patients may have. His expert team cares for patients from the diagnosis stage, all the way through establishing a treatment.

Natalie Marks, MD, is a board-certified vascular surgeon who serves the community of Borough Park in Brooklyn, New York, at the Vascular Institute of New York. With more than 25 years of experience, Dr. Marks is passionate about using the latest advancements in medical technology to diagnose and treat a wide range of vascular conditions, including hypertension, peripheral arterial disease (PAD), venous leg ulcers, and diabetic vascular disease.

Growing up in Ukraine, Dr. Marks earned her Medical Doctorate from Crimea State Medical University in Simferopol, Ukraine. She later moved to the United States to complete her internal medicine residency at Maimonides Medical Center in Brooklyn. 

Dr. Marks is certified by both the American Board of Vascular Medicine and Internal Medicine. She also holds certifications from the National Alliance of Wound Care and Ostomy and in Diagnostic Medical Sonography (RDMS) for vascular technology.

In addition to her time at the Vascular Institute of New York, Dr. Marks is an attending physician at Brooklyn’s Maimonides Medical Center, New York Community Hospital, and NYU Langone Brooklyn Medical Center. She also belongs to a number of professional organizations, including the American College of Physicians and the American Society for Vascular Medicine.

Click here to read Dr. Natalie Marks' online profile.

Board-certified in adult and pediatric allergy and immunology, Peter Benincasa, MD, proudly serves the communities of Clark, Garfield, and Clifton, New Jersey. As one of the expert providers of Consultants in Asthma, Allergy and Immunology, Dr. Benincasa dedicates himself to providing patients of all ages with excellent medical care.

Dr. Benincasa earned his medical degree from the University of Naples Federico II School of Medicine in Naples, Italy. Then he relocated to the United States to complete his internship and medical residency in adult and pediatric immunology at the University of Medicine and Dentistry of New Jersey.

During his training, Dr. Benincasa was named chief medical resident at Newark Beth Israel Medical Center in Newark, New Jersey.  He has served as clinical assistant professor in the division of allergy and immunology at UMDNJ teaching internists and pediatricians who wish to specialize in allergy and immunology. Dr. Benincasa stays current on emerging research and medical developments

His commitment to excellence in the field of allergy and immunology has remained strong throughout his years of service.

Gene Kominer, PT is a dedicated, knowledgeable licensed Physical Therapist based in Brooklyn, NY. He is NYS Early Intervention Certified provider. Gene Kominer, PT earned his Bachelor and Master of Science degrees in Physical Therapy from Long Island University in Brooklyn. He has over 20 years of experience helping children and adults to lead healthier lives. Gene’s clinical experience includes, but is not limited to outpatient orthopedics, sports-related injuries, post-operative rehabilitation, acute rehabilitation, motor skills development in infants and children with developmental delays or disorders, and adult neurological rehabilitation.    

Dr. Anatole Barkan is a board certified internist with over 30 years of experience. He graduated from Padova University in Italy, completed his residency in Lutheran Medical Center in Brooklyn and currently has privileges at Maimonides Medical Center.

Dr. Barkan has been our Medical Director since 2004. His main focus is the preventative care and making sure that every patient walks out of his office with positive health and clinical outcomes.

Dr. Vladimir Fridman is board certified by the American Board of Internal Medicine in internal medicine and cardiology. He also holds board certifications from the Board of Nuclear Cardiology and American Board of Echocardiography. Dr. Fridman completed his medical doctor degree at Albert Einstein College of Medicine. His post graduate training was completed at NYU Medical Center for residency training and at Albert Einstein College of Medicine at Beth Israel for fellowship training, where he was a Chief Fellow. Currently he is a member of American College of Radiology, American Medical Association, Medical Society of New York and American College of Physicians.

Dr. Fridman is a physician, who is dedicated to his profession and making sure that his patients live longer and happier lives with no heartache.

Allied Healthcare Physicians is a multi-specialty practice directed by internal medicine physician Eyad Hijazin, MD. The offices are conveniently located in Mamaroneck and New Rochelle, New York as well as City Island in the Bronx in New York City. The staff pairs traditional medical values with the latest technology.

At Allied Healthcare Physicians, the warm, welcoming, friendly staff uses a modern approach to medicine at their state-of-the-art facilities. Patients feel right at home at Allied Healthcare Physicians, as the medical team treats them like family.

The staff specializes in primary care, psychiatry, family medicine, and pediatrics. They also offer aesthetics, psychiatry, and pediatrics services at Her Secret MedSpa in Mamaroneck, New York, where Dr. Hijazin serves as the medical director.

Patients suffering from obesity, high blood pressure, diabetes, or heart disease can turn to the experienced medical team at Allied Healthcare Physicians for quality care. The team offers annual physicals, preventative care, and women’s health services to optimize patients’ health and prevent minor disease symptoms from becoming serious complications. 

The staff at Allied Healthcare Physicians stays up to date with the latest advances in medical weight loss and internal medicine, offering on-site lab, ultrasound, and other diagnostic screening services. They also provide home visits for added patient convenience.

The Allied Healthcare Physicians team is currently accepting new patients.

Eyad Hijazin, MD, is an internal medicine physician at Allied Healthcare Physicians, with locations in Mamaroneck and New Rochelle, New York as well as City Island in the Bronx in New York City. He serves as the owner and president of Allied Healthcare Physicians and is the medical director of Her Secret MedSpa in Mamaroneck, New York.

Dr. Hijazin has over 15 years of internal medical and medical weight loss experience. He received his medical degree from Saba University School of Medicine in the Netherlands, and he  completed an internal medicine residency with the Mt. Sinai Medical Program at Bronx Veteran Affairs Campus. Dr. Hijazin offers superior comprehensive care and takes a modern approach to medicine.

Patients seeking medical weight loss, annual physicals, preventive care, disease management, or women’s health treatments can turn to Dr. Hijazin and his experienced team for quality, innovative care. He screens for, diagnoses, and manages numerous chronic conditions, such as high blood pressure, diabetes, and heart disease.

Dr. Hijazin maintains his advanced credentials and stays up to date with the latest advances in internal medicine and aesthetics to help patients look and feel their best. He holds surgical licenses in New York and Connecticut and has advanced training in cardiac life support, CPR, and emergency cardiac care.

Dr. Hijazin and his team practice in modern, clean, state-of-the-art facilities and provide a warm, welcoming environment for patients. He even offers home visits for added patient convenience. Dr. Hijazin and his team are currently accepting new patients and welcome them to Allied Healthcare Physicians.

Dr. Demetrios Panagiotou serves patients of Bergen County at the Keystone Cardiovascular Center in Maywood and Edgewater, NJ. As a board-certified cardiologist, Dr. Panagiotou specializes in non-invasive cardiology. He’s experienced in preventive cardiology with hypertension and hyperlipidemia management, stress testing, cardiac arrhythmias, ischemic heart disease, congestive heart failure (systolic and diastolic), heart disease in renal failure patients, and advanced cardiac imaging for all cardiac conditions. His goal is to provide patients with highest quality care that is patient-centric and compassionate. He will help coordinate patient care and provide appropriate and dedicated referrals as needed for each individual patient. His goal is to provide the best possible treatment plan for all his patients.

After graduating from Carnegie Mellon University, he started his medical training at the Weill Cornell Medical College of Cornell University. Dr. Panagiotou then completed his Internal Medicine residency at New York University Hospital. He subsequently completed a general Cardiovascular Disease fellowship at Rutgers University-Robert Wood Johnson Hospital. Lastly, he pursued an additional cardiology fellowship in Nuclear Cardiology and Advanced Cardiac Imaging at the New York Presbyterian Hospital of Columbia University. Dr. Panagiotou is one of the few cardiologists in the tri-state area that is designated by the American Society of Hypertension as a Hypertension Specialist. Moreover, Dr. Panagiotou holds the distinction on being an expert in Cardiac PET imaging and stress testing..

Dr. Panagiotou has been appointed Assistant Professor of Cardiology and Internal Medicine at the Seton Hall University School of Medicine. Dr. Panagiotou has numerous publications and has presented at national and international conferences. This prestigious training has afforded Dr. Panagiotou with the capabilities to start his own cardiovascular practice at the Keystone Cardiovascular Center to provide the best healthcare possible to the patients of Bergen County and the surrounding metropolitan area, including Bergen County, Hudson County, Hackensack, Maywood, Glen Rock, Hawthorne, Westwood, Ridgewood, Paterson, Edgewater, North Bergen, Weehawkin, West New York.

Passaic Medical & Wellness is a primary care practice providing an extensive range of services for people living in Passaic, New Jersey. The team at Passaic Medical & Wellness aims to provide patients of all ages and their families with the highest quality services in a warm and welcoming environment.

The practice has skilled clinicians on staff, including medical doctors, board-certified nurse practitioners, and fully-qualified medical technicians. All the team members are experts in their field with many years of experience between them. The patients take priority at Passaic Medical & Wellness, and each member of staff aims to make certain that the patient experience is as free from pain and anxiety as possible.

Team members pride themselves on ensuring every patient they see leaves feeling the visit has exceeded their expectations. They also believe in the importance of providing their patients with the knowledge they need to choose the right treatments and make informed decisions about their health care.

Passaic Medical & Wellness provides a full range of primary care services to patients, including treating minor injuries and common illnesses. They also offer diagnostic testing, preventive screening, physical examinations, and vaccinations. They have state-of-the-art cosmetic facilities as well, offering aesthetic treatments such as Botox®, Juvéderm®, laser hair removal, skin tightening, medical-grade chemical peels, and anti-aging treatments.

In addition to providing regular appointments, Passaic Medical & Wellness runs an urgent care clinic with evening and weekend opening hours. This provides patients with a convenient and cost-effective alternative to visiting the emergency room when they need prompt attention but don’t have a life-threatening condition.

To find out more about the services available at Passaic Medical & Wellness, call today or book an appointment online.

Arsalan Rehmani, MD, FACC is an Interventional and General Cardiologist at Chinatown Cardiology P.C. Dr. Rehmani completed his residency at BronxCare Health System followed by subspecialty fellowships in cardiology and interventional cardiology at Mount Sinai Morningside Hospital. He is board-certified in multiple subspecialties including Internal Medicine, Cardiovascular Disease, Interventional Cardiology, Adult Echocardiography, and Nuclear Cardiology.



Dr. Rehmani accepts new patients, and he currently provides consultations at various locations in New York City, including the Upper West Side and Chinatown in Manhattan, Queens, Brooklyn, and the Bronx. Dr. Rehmani is multilingual, being fluent in English, Urdu, Hindi, Russian, and Ukrainian.

Dr. Henry Siu earned his Medical Degree from the Sophie Davis School of Biomedical Education/SUNY Downstate Medical Center. He completed his post-graduated training in Internal Medicine at Yale New Haven Hospital, and Cardiology/Interventional Cardiology Fellowship at Thomas Jefferson University Hospital in Philadelphia. 

Dr. Siu has expertise in general cardiology, multi-modality cardiac imaging, and vascular imaging. As an interventional cardiologist, Dr. Siu is highly skilled in cardiac catheterizations and peripheral vascular interventions, and management of complex coronary/valvular heart disease. He has proven experience in private practice and in the academic setting, with focus on providing the highest quality care and most up-to-date diagnostic and treatment strategies. In his free time, Dr. Siu enjoys exercising and playing the piano. Dr. Siu speaks Cantonese, Mandarin, and English.

Jennifer Chen, MD, FACC, is a board-certified cardiologist specializing in internal medicine, echocardiography, nuclear cardiology, and cardiovascular diseases at Chinatown Cardiology, PC, in the Chinatown section of New York City and Brooklyn and Flushing, New York. Dr. Chen earned her undergraduate degree at the University of California, Berkeley. She then went on to complete her medical training at Albert Einstein College of Medicine in The Bronx, New York. She performed her residency at Mount Sinai Beth Israel and her fellowship at Lenox Hill Hospital. 

Dr. Chen only employs the latest technology to provide accurate diagnoses and up-to-date treatments. She utilizes cutting-edge imaging techniques to detect cardiovascular diseases. However, she is also skilled at using methods that have proven effective in the past, such as the exercise treadmill stress test, nuclear myocardial perfusion scans, and peripheral vascular duplex. Dr. Chen has received additional training as a vein specialist and performs radiofrequency ablation within the facility.  

Dr. Chen is committed to helping patients receive the care and attention they need. By combining the latest technology with her knowledge and pleasant demeanor, she can make patients feel confident that they are in the best care possible. To receive professional attention for any issue concerning the heart, make an appointment with Dr. Chen online or by phone today.

Tak Kwan, MD, FAHA, FACC, FACP, FSCAI, is a board-certified and internationally renowned cardiologist at Chinatown Cardiology, PC, in the Chinatown and Upper West Side areas of New York City, Brooklyn and Flushing, New York. Chief of Cardiology, Lenox Hill Greenwich Village, Northwell Health, Director, Asian Practice Initiatives at Lenox Hill Hospital, Clinical Professor of Medicine/Cardiology, Zucker School of Medicine at Hofstra/Northwell, and President, Chinatown Cardiology, P.C. Dr. Kwan earned his medical degree and completed his residency at the State University of New York Downstate Medical Center. For the past 20 years, Dr. Kwan has been an active member within the Chinese community. He served as the president of the Chinese-American Medical Society. He then went on to establish Chinatown Cardiology in order to assist those in the neighborhood. Due to his generous donations and charitable services for the community, Dr. Kwan was awarded the Ellis Island Medal of Honor in 2010.

Dr. Kwan is now the interventional cardiology director at Mount Sinai West, the catheterization laboratory co-director at Mount Sinai Beth Israel, and the affiliate medical director of international services at Mount Sinai Health. He is affiliated with Mount Sinai Beth Israel, serving as a professor at the Icahn School of Medicine, the executive director of Asian services, and the site program director of interventional cardiology. Besides being directly involved in patient care, Dr. Kwan is also an active participant in clinical research.

Dr. Kwan is recognized internationally as an expert in general and interventional cardiology. Not only is he incredibly skilled, but he is also a pioneer in transradial cardiac catheterization, complex percutaneous coronary intervention, structural heart intervention, and transpedal lower extremity peripheral catheterization. Dr. Kwan is committed to providing only the best treatment available to his patients. Whether the patient is seeking treatment for routine heart disorders or is suffering from more complex symptoms, Dr. Kwan has the experience and skills necessary to ensure that the proper care and attention are provided to every patient at Chinatown Cardiology.

For a highly skilled and knowledgeable cardiologist, make an appointment with Dr. Kwan either online or by phone today.

Dr. David Lau received his Medical Degree and PhD degree in Physiology and Biophysics from NYU School of Medicine.   He completed his entire clinical training in Internal Medicine, Cardiovascular Disease, and Clinical Cardiac Electrophysiology at Columbia University - Presbyterian Medical Center.   Dr. Lau specializes in general cardiology and is an expert at the diagnosis of electrophysiological disorders and management after pacemaker, defibrillator, and remote cardiac monitor implantation.   Dr. Lau has presented his research at national meetings and published extensively in the area of electrophysiology.   He has a particular interest in the management of syncope and palpitations.   Dr. Lau is multi-board certified in Internal Medicine, Echocardiography, Cardiovascular Diseases, and Clinical Cardiac Electrophysiology and is Registered in Vascular Interpretations.

Dr. Jacqueline Chan received her Medical Degree from New York Medical College.   She completed her Internal Medicine residency in addition to a chief resident year at the former St. Vincent’s Catholic Medical Center.   Dr. Chan began her Cardiovascular Disease fellowship at St.   Vincent’s Catholic Medical Center and transitioned to New York Methodist Hospital to complete her clinical training.   She is proficient in exercise treadmill stress test, echocardiography, nuclear myocardial perfusion scan, and peripheral vascular duplex.   Dr. Chan completed training as a vein specialist and performs radiofrequency venous ablation in our ambulatory procedure lab.  Currently, she is the Medical Director of Echocardiography and Vascular Imaging for our accredited ICAEL and ACR facility.  Dr. Chan is multi-board certified in Internal Medicine, Echocardiography, Nuclear Cardiology, and Cardiovascular Diseases.

Michael Liou, MD, FACC, FSCAI, is a skilled, board certified interventional cardiologist practicing at Chinatown Cardiology P.C., which has locations in Flushing, Brooklyn, Chinatown, and the Upper West Side of Manhattan. 

Dr. Liou earned his medical degree from SUNY Stony Brook School of Medicine after completing the prestigious Sophie Davis Biomedical Education Program at CUNY City College. He completed his internship and residency in internal medicine at NYU Langone Medical Center and performed his fellowship training in cardiovascular disease at Beth Israel Medical Center (now known as Mount Sinai Beth Israel) and returned to NYU Langone Medical Center for his advanced interventional cardiology subspecialty fellowship. 

Although he provides care for all cardiovascular conditions, Dr. Liou’s clinical expertise is in performing transradial cardiac catheterization, peripheral endovascular intervention, percutaneous mitral & aortic valvuloplasty, and ASD/PFO closure. He continues to participate in clinical research with a special focus on cardiovascular diseases affecting Asian Americans. 

Dr. Liou is multi-board certified in cardiovascular diseases, echocardiography, nuclear cardiology, and interventional cardiology.