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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.

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.

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.

Renita Butler, MD, is a board-certified internal medicine physician at Quality Healthcare NY, Primary Care Division, in Fishkill, Hopewell Junction, Poughkeepsie, and Wappinger Falls

, New York. She believes the provider-patient relationship should be about teamwork and that trust is essential in today’s medicine.

Dr. Butler has had a fascination with science, math, and helping others since elementary school. Her parents bought her a play doctor’s kit, and she would check family members' reflexes with a play reflex hammer and try to listen to their hearts with a play stethoscope. 

As she grew up, Dr. Butler participated in health fairs, listened to other career health professionals from elementary to high school, and shadowed some doctors in their offices during summers. Her pursuit of becoming an internal medicine physician has been lifelong.

For her undergraduate education, Dr. Butler attended Emory University, where she earned a Bachelor of Science in Biology. From there, she went to the University of South Alabama Medical Center for her Doctor of Internal Medicine and completed her residency at Meharry Medical College. 

Internal medicine follows a patient’s adult lifespan. Dr. Butler chose this specialty because she wants to provide lifelong care for individuals. She connects with patients by actually listening instead of just hearing. She works with each individual to create the best care for their condition and unique needs. 

Outside of work, Dr. Butler is very passionate about music. She even played classical piano for years. 

Dr. Hotchandani completed his residency in internal medicine at Rutgers Robert Wood Johnson Medical School in New Jersey. He holds a doctorate degree of medicine from SUNY Downstate College of Medicine in Brooklyn.

Outside of the office, Dr. Hotchandani enjoys going on walks with his wife and dogs, hiking, tennis and basketball. He is also passionate about environmental science, particularly climate change.

Igor Chernyavskiy, MD, is a top-ranked pulmonologist and sleep medicine specialist providing patients in Brooklyn, NY 11235 with one of the best and unparalleled levels of care for an array of acute and chronic lung conditions and diseases and sleep disorders.

Dr. Chernyavskiy earned his medical degree at Krasnoyarsk State Medical University in Russia, followed by a residency in internal medicine at Monmouth Medical Center in Long Branch, NJ, and a fellowship in pulmonary care at the State University of New York (SUNY), Stony Brook.

He maintains active memberships in many medical societies including the American Academy of Sleep Medicine, the American Thoracic Society, and the American Medical Association, and is board-certified by the American Board of Sleep Medicine and by the American Board of Internal Medicine in critical care, pulmonary disease, and sleep medicine. In addition to seeing patients at his private practice, Dr. Chernyavskiy maintains hospital affiliations with Stony Brook University Medical Center and the VA Medical Center in Northport.

Dr. Chernyavskiy welcomes new patients and accepts most major insurance plans. He speaks both English and Russian.

Gitendra Rajiyah, MD, is a double-board-certified internal medicine physician and cardiologist at The Heart Center of the Oranges, PA, serving patients at the East Orange, New Jersey, office on Evergreen Place. The practice also has offices in West Orange, South Orange, Maplewood, Newark, and Bloomfield, New Jersey. 

Dr. Rajiyah studied at the University of Colombo, Sri Lanka, earning his Bachelor of Medicine, Bachelor of Surgery (MBBS). He then spent several years gaining experience in internal medicine, surgery, obstetrics, gynecology, neurology, geriatrics, and psychology.

In 1988, Dr. Rajiyah enrolled at the University of London in the United Kingdom and completed an internal medicine and psychiatry fellowship at the University College Hospital. He moved to the United States the following year and completed an internal medicine residency at the University of Medicine and Dentistry of New Jersey (UMDNJ) in Newark.

Dr. Rajiyah also spent one year as a dedicated researcher under the guidance of Timothy Reagan, MD, chairman of the Division of Cardiology at New Jersey Medical School (NJMS) Rutgers Health. He also completed a cardiology fellowship, serving patients at several hospitals throughout New Jersey. 

Dr. Rajiyah is board-certified in cardiology and internal medicine and is a fellow of the American College of Cardiology (FACC). He’s also a member of several professional organizations, including the American College of Physicians, the American Medical Association, the British Medical Association, and the Sri Lanka Medical Association. 

While Dr. Rajiyah specializes in internal medicine and cardiology, he also has a special interest in gastroenterology. He is very active in the New Jersey medical community and serves on the Critical Care Committee at East Orange General Hospital and served as chief of cardiology there between 2005-2009.

Dr. Rajiyah looks forward to welcoming new and returning patients to The Heart Center of the Oranges, PA.

As a dedicated professional at High Quality Home Therapy, I specialize in assisting geriatric populations and adults seeking home care. My role involves educating and facilitating Medicaid and Medicare enrollment while maintaining communication with government agencies. I also contribute to policy development, ensuring efficient access to healthcare. Navigating Medicaid and Medicare systems, collaborating with entities like Maximus, and providing staff training to navigate these systems efficiently are all part of my responsibilities in our dynamic and ever-changing environment.