Dr Jimmy Ong Heng Ann is a renowned cardiologist based at Raffles Heart Centre within the Raffles Specialist Centre. With years of experience, he is dedicated to helping patients with various heart conditions. Whether you’re in need of preventive care or advanced treatment, Dr Ong aims to provide top-notch medical services in a welcoming environment.

His office, conveniently located at 585 North Bridge Road, Level 10, ensures easy access for patients. Dr Ong’s expertise spans across multiple aspects of cardiology, making him a highly valuable resource for those experiencing heart health issues. His commitment to patient welfare and the excellence of care at the Raffles Heart Centre make it a noteworthy option for anyone seeking a cardiologist.
Furthermore, the comprehensive range of treatments and services offered under Dr Ong’s care includes both diagnostic and therapeutic procedures. This ensures you receive the best possible medical attention tailored to your needs, reinforcing the centre’s reputation for excellence in cardiology.
Key Takeaways
- Dr Jimmy Ong Heng Ann is a respected cardiologist at Raffles Heart Centre.
- The centre offers a variety of treatments and services for heart health.
- Conveniently located at 585 North Bridge Road, Singapore.
About Dr Jimmy Ong Heng Ann

Dr Jimmy Ong Heng Ann is a renowned specialist in cardiology and intensive care medicine. He graduated from the Royal College of Surgeons in Ireland in 2004. Following his graduation, he completed his basic medical training in Singapore, earning Membership of the Royal College of Physicians of London and a Master in Medicine (Internal Medicine) in 2009.
Dr Ong advanced his training through a fellowship at The Alfred Intensive Care Unit in Australia, thanks to the Health Manpower Development Award by the Ministry of Health. In 2013, he was elected as a Fellow of the Academy of Medicine, Singapore, after completing his Advanced Specialty Training in Cardiology. In 2016, he also completed Advanced Specialty Training in Intensive Care Medicine.
Before joining Raffles Heart Centre, Dr Ong served as a Senior Consultant at Ng Teng Fong General Hospital. During his tenure there, he led several specialised medical services, including the pulmonary embolism response team and cardiac critical care. His skills include ultrasound-assisted thrombolysis and suction thrombectomy for acute pulmonary embolism.
Aside from clinical duties, Dr Ong has a strong academic presence. He has authored numerous publications presented at cardiology conferences and in medical journals. He has also been a faculty member of the Cardiology Senior Residency Programme at the National University Heart Centre and a part of the National Targeted Temperature Management Workgroup.
Dr Ong’s clinical expertise spans general cardiology, acute and chronic heart failure, and critical care cardiology. He is also proficient in advanced procedures like percutaneous pulmonary thrombectomy and catheter-directed thrombolysis. Additionally, he is trained in stress and transesophageal echocardiography, making him a well-rounded asset to his patients.
Scope of Services

Dr Jimmy Ong Heng Ann offers a wide range of services at the Raffles Heart Centre. His experiences and skills cover both cardiology and intensive care medicine, ensuring comprehensive care for patients.
General Cardiology
- Acute coronary syndrome
- Ischaemic and valvular heart diseases
- Acute and chronic heart failure
- Right heart failure and cardiogenic shock
Critical Care Cardiology
- Low cardiac output syndrome
- Haemodynamic tailored therapy
- Pulmonary hypertension
- Intensive care for severe heart conditions
Specialised Procedures
- Percutaneous pulmonary thrombectomy
- Catheter-directed thrombolysis
- Ultrasound-assisted thrombolysis
- Suction thrombectomy for acute pulmonary embolism
Diagnostic Services
- Stress echocardiography
- Transesophageal echocardiography
Your heart health is in capable hands with Dr Ong. His dedication and extensive knowledge allow him to provide tailored treatments that meet your unique needs.
Why You Should Visit Raffles Heart Centre – Raffles Specialist Centre When You Need a Cardiologist

When it comes to heart health, you deserve the best care. Raffles Specialist Centre offers top-notch services and world-class facilities. This centre is in Singapore and provides a wide range of cardiology services by experienced professionals.
Comprehensive Services
Raffles Heart Centre provides various services to meet your cardiovascular needs. These include:
- 12-Lead Electrocardiogram (ECG)
- Treadmill Exercise Stress Test
- 2D Echocardiogram
- Transesophageal Echocardiogram
- Dobutamine Stress Echocardiogram
- Ambulatory Blood Pressure Monitoring
- Holter Monitoring
- Tilt-Table Test
- Coronary CT Angiogram
- Calcium Scoring
- Pacemaker Check
Advanced Treatments
For more complex heart conditions, the centre offers:
- Coronary Angiography
- Coronary Angioplasty & Stenting
- Electrophysiology Studies (EPS) & Ablation
- Renal Denervation
- Pacemakers, Defibrillators & Cardiac Implants
- Heart Surgery, including Coronary Artery Bypass Grafting (CABG) and Heart Valve Surgery
Experienced Cardiologists
Raffles Heart Centre is staffed by skilled and compassionate cardiologists. You’ll be in good hands with doctors like Dr Jimmy Ong Heng Ann, who has extensive experience in treating various heart conditions.
Contact Information & Operating Hours

Location:
Level 10, Raffles Specialist Centre
585 North Bridge Road
Singapore 188770
Operating Hours:
- Monday to Friday: 8:30 am – 6:00 pm
- Saturday: 8:30 am – 1:00 pm
Contact:
- Telephone: +65 6311 2260
Services Offered:
Dr Jimmy Ong Heng Ann provides a range of cardiology services to care for your heart health, including:
- 12-Lead Electrocardiogram (ECG)
- Treadmill Exercise Stress Test
- 2D Echocardiogram
- Transesophageal Echocardiogram
- Dobutamine Stress Echocardiogram
- Ambulatory Blood Pressure Monitoring
- Holter Monitoring
- Tilt-Table Test
- Coronary CT Angiogram
- Calcium Scoring
- Pacemaker Check
- Coronary Angiography
- Coronary Angioplasty & Stenting
- Electrophysiology Studies (EPS) & Ablation
- Renal Denervation
- Pacemakers, Defibrillators & Cardiac Implants
- Heart Surgery including Coronary Artery Bypass Grafting (CABG) and Heart Valve Surgery
For more details, or to make an enquiry, please visit the Raffles Heart Centre website.
Frequently Asked Questions
Explore the important details about the services, appointments, qualifications, and what you can expect during your visit to the Raffles Heart Centre. Discover answers about screenings and top cardiologists in Singapore.
What services are offered at the Raffles Heart Centre?
Raffles Heart Centre provides a range of cardiovascular services. These include preventive screenings, diagnostic tests, and treatment for various heart conditions. They offer both non-invasive and invasive procedures to address your heart health needs.
How can I make an appointment with a cardiologist at the Raffles Specialist Centre?
You can make an appointment by calling the Raffles Specialist Centre directly during their operating hours. Alternatively, visit their website to schedule an appointment online. Ensure you have your medical details ready when booking.
What are the qualifications of cardiologists working at Raffles Heart Centre?
The cardiologists at Raffles Heart Centre are highly qualified with extensive experience in the field. They are board-certified and have undergone specialised training in cardiology. Many have also contributed to significant research and publications in cardiovascular medicine.
Could you recommend the top cardiologists currently practising in Singapore?
Some top cardiologists in Singapore include Dr Ong Sea Hing and Dr Loh Poay Huan. Both are known for their expertise and dedication to patient care. Dr Ong practices at Farrer Park Hospital, while Dr Loh is affiliated with the National University Heart Centre.
What should I expect during my first visit to a heart specialist at Raffles?
During your first visit, you’ll undergo a thorough evaluation including your medical history and current symptoms. The cardiologist may conduct diagnostic tests such as ECG, blood tests, or imaging. Expect a detailed discussion about your heart health and possible treatment plans.
Are there any heart health screening packages available at Raffles Medical?
Yes, Raffles Medical offers heart health screening packages. These packages typically include various tests like cholesterol checks, ECG, and stress tests. They are designed to assess your heart health comprehensively and help in the early detection of any heart issues. Contact Raffles Medical for more details.
Disclaimer: The information in this article is based on online resources from Singapore and serves as a guide. Patients should consult their primary care physician for personalized advice. This review is for informational purposes only and does not constitute medical advice. To ensure you have the most up-to-date information, we recommend verifying details with relevant Singaporean authorities or organizations. If you notice discrepancies, please inform us so we can update the information.

