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Henock Saint-Jacques, MD, FACC, is a distinguished cardiologist and head clinician at Harlem Cardiology on Madison Avenue in East Harlem of New York City. Dr. Saint-Jacques is held in high esteem throughout New York City and is a deservedly popular speaker at medical conferences and meetings. He also mentors medical students and postgraduate fellows.

Dr. Saint-Jacques studied for his medical degree at Universidad de Ciencias Medicas (UCIMED) in San Jose, Costa Rica. After graduating, he relocated to New York City for a residency in internal medicine at Cabrini Medical Center, which he completed in 1998, followed by a fellowship in cardiology at the Montreal Heart Institute in Canada. After completing his fellowship in 2001, Dr. Saint-Jacques studied at Duke University School of Medicine in Durham, North Carolina, and achieved cardiovascular disease certification with the American Board of Internal Medicine in 2003.

Dr. Saint-Jacques is a Fellow of the American College of Cardiology, a distinction that recognizes members who have achieved exceptional standards of professional excellence and made a significant contribution to the field of cardiovascular medicine.

Preview Dr. Saint-Jacques Doximity Profile HERE. 

As an established board-certified internist and cardiologist, Merwin Richard, MD, has a reputation for helping patients with the most complex of health conditions. He cares for patients at Advanced Medical Group in West New York, Jersey City, and Union City, New Jersey.

Dr. Richard began his undergraduate education in medicine at Stanley Medical College in India. He earned his doctor of medicine degree from Tamil Nadu Dr. M.G.R. Medical University before relocating to New York City.

After completing both his internship and internal medicine residency through the Albert Einstein College of Medicine, Dr. Richard went through advanced fellowship training. He completed a cardiovascular fellowship at Columbia University College of Physicians and Surgeons, then went on to finish a second fellowship in interventional cardiology through Mount Sinai School of Medicine (now Icahn).

Throughout his career, Dr. Richard has stayed involved in numerous research projects and previously served as a professor at the University of Medicine and Dentistry of New Jersey (now Rutgers University). Dr. Richard went on to become the director of the first cardiac catheterization and interventional laboratory in Jersey City and has extensive training in vein treatments.

To ensure he continues staying up to date with the latest research and techniques, Dr. Richard maintains his board memberships. He’s board certified through the American Board of Internal Medicine in cardiovascular disease and interventional cardiology.

Being fluent in English, Hindi, Korean, Spanish, and Tagalog gives Dr. Richard the opportunity to communicate with patients from diverse cultural backgrounds. Dr. Richard is currently accepting new patients.

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. 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.

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.

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.

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.

Dr. Tung earned his Medical Degree from Loyola University Chicago Stritch School of Medicine. He completed his post-graduate training in Internal Medicine and Cardiology at North Shore- Long Island Jewish Medical Center. Dr. Tung is well-known for his sincere approach to patient care. He is an expert in all facets of non-invasive cardiology, including echocardiography, exercise treadmill stress test, nuclear myocardial perfusion scan, and peripheral vascular duplex (carotid, abdominal aorta, renal artery, and upper/lower extremity). Currently, he is the Medical Director of Nuclear Cardiology Imaging for our ICANL facility accreditation. Dr. Tung is board certified in Internal Medicine, Echocardiography, Nuclear Cardiology, Cardiovascular Diseases, and Cardiovascular CT.

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.

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.

Apurva R. Patel, MD, FACC, FSCAI, is a board-certified interventional cardiologist with expertise in structural heart disease management and treatment. He cares for patients at Chinatown Cardiology, PC, which has three office locations in the Chinatown, Brooklyn, and Flushing neighborhoods of New York City. 

Dr. Patel completed his fellowships in Interventional Cardiology and Structural Heart Disease Interventions at the DeBakey Heart and Vascular Center, Houston Methodist Hospital in Houston, Texas. He trained in Internal Medicine at the Cleveland Clinic in Ohio and Cardiovascular Disease at the Mount Sinai Beth Israel hospital. He has received several academic accolades and research awards during his training and has authored numerous peer-reviewed articles, abstracts, and book chapters.

Dr. Patel is board-certified in Internal Medicine, Cardiovascular disease, Interventional Cardiology, Comprehensive Adult Echocardiography, Nuclear Cardiology, and Vascular Interpretations. His clinical focus includes an entire spectrum of transcatheter aortic valve replacement (TAVR), transcatheter mitral valve therapies (Mitraclip, TMVR, and BMV), ASD/PFO closure, paravalvular leak closure, and left atrial appendage closure, in addition to complex coronary interventions. He also performs endovascular intervention for peripheral arterial disease. 

Dr. Patel is highly skilled in all facets of cardiovascular disease management. He is also fluent in English, Indian (Hindi), Gujarati, and Urdu (Pakistan), which allows him to better serve a wider population of patients.

As an established board-certified internist and cardiologist, Merwin Richard, MD, has a reputation for helping patients with the most complex of health conditions. He cares for patients at Advanced Medical Group in West New York, Jersey City, and Union City, New Jersey.

Dr. Richard began his undergraduate education in medicine at Stanley Medical College in India. He earned his doctor of medicine degree from Tamil Nadu Dr. M.G.R. Medical University before relocating to New York City.

After completing both his internship and internal medicine residency through the Albert Einstein College of Medicine, Dr. Richard went through advanced fellowship training. He completed a cardiovascular fellowship at Columbia University College of Physicians and Surgeons, then went on to finish a second fellowship in interventional cardiology through Mount Sinai School of Medicine (now Icahn).

Throughout his career, Dr. Richard has stayed involved in numerous research projects and previously served as a professor at the University of Medicine and Dentistry of New Jersey (now Rutgers University). Dr. Richard went on to become the director of the first cardiac catheterization and interventional laboratory in Jersey City and has extensive training in vein treatments.

To ensure he continues staying up to date with the latest research and techniques, Dr. Richard maintains his board memberships. He’s board certified through the American Board of Internal Medicine in cardiovascular disease and interventional cardiology.

Being fluent in English, Hindi, Korean, Spanish, and Tagalog gives Dr. Richard the opportunity to communicate with patients from diverse cultural backgrounds. Dr. Richard is currently accepting new patients.

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.

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.

Dr. Tung earned his Medical Degree from Loyola University Chicago Stritch School of Medicine. He completed his post-graduate training in Internal Medicine and Cardiology at North Shore- Long Island Jewish Medical Center. Dr. Tung is well-known for his sincere approach to patient care. He is an expert in all facets of non-invasive cardiology, including echocardiography, exercise treadmill stress test, nuclear myocardial perfusion scan, and peripheral vascular duplex (carotid, abdominal aorta, renal artery, and upper/lower extremity). Currently, he is the Medical Director of Nuclear Cardiology Imaging for our ICANL facility accreditation. Dr. Tung is board certified in Internal Medicine, Echocardiography, Nuclear Cardiology, Cardiovascular Diseases, and Cardiovascular CT.

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.