
Dr. Krishna Subramony Iyer
Chairman & Head of Paediatric and Congenital Heart Surgery
Paediatric Cardiac Surgeon
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About Dr. Krishna Subramony Iyer
Dr. Krishna Subramony Iyer is the Chairman and Head of Paediatric and Congenital Heart Surgery at Fortis Escorts Heart Institute in New Delhi, India. A distinguished cardiac surgeon with over 42 years of clinical experience, he holds the MBBS, MS, and MCh degrees from the All India Institute of Medical Sciences (AIIMS), New Delhi, one of India's most prestigious medical institutions. He is widely recognized as one of India's foremost authorities in paediatric cardiac surgery and a trusted leader in the surgical care of children with complex heart conditions.
Dr. Iyer's surgical expertise spans the complete spectrum of congenital and paediatric cardiac procedures. He specializes in open-heart surgery for infants and children, neonatal cardiac surgery, arterial switch operations, Fontan and Glenn procedures, and repair of major defects including tetralogy of Fallot (TOF), atrial septal defect (ASD), and ventricular septal defect (VSD). His high-volume practice, combined with a methodical approach to complex cases, has established him as a surgeon of choice for families navigating the most challenging congenital heart diagnoses.
Dr. Iyer has built a significant international patient practice, treating families from across the Gulf region, East Africa, and South Asia who seek specialized paediatric cardiac care. His team at Fortis Escorts manages cases with sensitivity and cultural awareness, providing comprehensive support throughout the surgical journey. Patients and families appreciate his compassionate bedside manner and clear communication, particularly when discussing surgical options and recovery expectations with parents of very young patients.
Fortis Escorts Heart Institute is a JCI-accredited cardiac specialty centre equipped with state-of-the-art operating theatres, advanced imaging (CT, echocardiography, catheterization labs), and dedicated paediatric intensive care units capable of managing the most complex post-operative cases. The hospital's commitment to international standards and English-speaking medical teams makes it an accessible destination for families from the Middle East, Africa, and beyond. New Delhi itself offers excellent connectivity via multiple international airports, reducing travel time and facilitating smooth medical tourism experiences.
For international families seeking expert paediatric cardiac surgery, Dr. Iyer's combination of decades of surgical mastery, institutional support at a JCI-accredited centre, and proven experience with cross-border patients provides confidence in outcomes. Gaf Healthcare can guide families through initial consultation, visa support, and post-operative follow-up coordination.
Conditions Treated by Dr. Krishna Subramony Iyer
- Tetralogy of Fallot (TOF)
- Atrial Septal Defect (ASD)
- Ventricular Septal Defect (VSD)
- Transposition of the Great Arteries (TGA)
- Neonatal congenital heart disease
- Complex congenital heart lesions
- Heart valve abnormalities in children
- Hypoplastic left heart syndrome
- Pulmonary stenosis
- Patent ductus arteriosus (PDA)
Areas of Interest
- Paediatric Open Heart Surgery
- Neonatal Cardiac Surgery
- Congenital Heart Disease Management
- TOF Repair Surgery
- ASD Surgical Closure
- VSD Surgical Closure
- Arterial Switch Operation
- Fontan Procedure
- Glenn Procedure
- Heart Valve Repair Surgery
Qualifications
- MBBS — All India Institute of Medical Sciences (AIIMS), New Delhi
- MS — All India Institute of Medical Sciences (AIIMS), New Delhi
- MCh — All India Institute of Medical Sciences (AIIMS), New Delhi
Work Experience
- Chairman & Head of Paediatric and Congenital Heart Surgery, Fortis Escorts Heart Institute, New Delhi, India — Present
- Paediatric Cardiac Surgeon, Fortis Escorts Heart Institute, New Delhi, India — 42+ years of experience
- Specialist in open-heart surgery and neonatal cardiac surgical procedures across multiple centres in India
Certifications (3)
MBBS (Bachelor of Medicine, Bachelor of Surgery)
All India Institute of Medical Sciences (AIIMS), New Delhi
MS (Master of Surgery)
All India Institute of Medical Sciences (AIIMS), New Delhi
MCh (Master of Chirurgiae) — Cardiothoracic Surgery
All India Institute of Medical Sciences (AIIMS), New Delhi
Memberships (0)
Research Papers & Publications (5)
Outcomes of arterial switch operation in transposition of the great arteries: a 15-year institutional review
Indian Heart Journal — 2018
Fontan procedure in complex single ventricle physiology: surgical technique and mid-term outcomes
Journal of Cardiac Surgery — 2019
Neonatal cardiac surgery: risk stratification and perioperative management in India
Annals of Pediatric Cardiology — 2020
Long-term follow-up of ventricular septal defect repair in paediatric patients
Journal of Thoracic and Cardiovascular Surgery — 2017
Management of complex congenital heart disease in resource-limited settings
Cardiology in the Young — 2021
Procedures
Frequently Asked Questions
International families can book a consultation with Dr. Iyer through Gaf Healthcare's dedicated international patient desk. We offer initial video consultations via secure platforms, document review of medical records and imaging, and detailed case assessment by Dr. Iyer's team. Contact us via WhatsApp, email, or our website to arrange your first appointment. Our team also handles visa facilitation and travel coordination for families coming to New Delhi.
