
Dr. Krishna Subramony Iyer
About the Doctor
Dr. Krishna Subramony Iyer is a children's heart surgeon with over 40 years of experience. He works at Fortis Escorts Heart Institute, Okhla Road, New Delhi, India. He is Chairman & Head – Paediatric and Congenital Heart Surgery. In 1995 he set up Northern India's first dedicated child heart programme here. The hospital was then Escorts Heart Institute and Research Centre.
Fortis says he has operated on over 10,000 babies, children and adults with heart defects from birth. He does TAPVC repair, Fontan-type operations, and arterial switch and double switch operations. He repairs Tetralogy of Fallot, DORV and truncus. He also does Senning and conduit operations, and one-step or staged repairs. He was the first in India to succeed with rapid two-stage versions of both switch operations.
Today he focuses on complex newborn heart surgery, underfed babies and heart defects found late. He also works on low-cost child heart care for poorer settings.
He holds an MBBS, MS and M.Ch. At AIIMS he was Additional Professor of Cardiothoracic and Vascular Surgery before joining Escorts. At the Royal Children's Hospital, Melbourne, Australia, he was Senior Fellow to Dr R.B.B. Mee. In 1994 he won the Doppler award for best paper at an international echocardiography meeting in Washington D.C. Rotary International named him a Paul Harris Fellow. Medwell can book your family's visit.
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Areas of Specialisation
- Neonatal Heart Surgery
Complex heart operations for newborn babies. - Arterial & Double Switch Operations
Including rapid two-stage arterial switch. - Tetralogy of Fallot & DORV Repair
Correction of common complex heart defects. - TAPVC & Truncus Repair
Surgery for abnormal vessel connections. - Fontan & Single-Ventricle Surgery
Staged operations for single-ventricle hearts. - Adult Congenital Heart Disease
Surgery for late-presenting congenital defects.
Qualifications
- MBBS
Institute Gold Medal for best graduate - MS
Hira Lal Gold Medal for best postgraduate in General Surgery - M.Ch
AIIMS, New Delhi
Work Experience
- Chairman & Head – Paediatric and Congenital Heart Surgery
Fortis Escorts Heart Institute, Okhla Road, New Delhi • Present - Founder – Paediatric Cardiac Care Programme
Escorts Heart Institute and Research Centre, New Delhi • 1995 - Additional Professor – Cardiothoracic and Vascular Surgery
AIIMS, New Delhi - Senior Fellow
Royal Children's Hospital, Melbourne, Australia

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Frequently Asked Questions
Who is Dr. Krishna Subramony Iyer?
Dr. Krishna Subramony Iyer is Chairman & Head – Paediatric and Congenital Heart Surgery at Fortis Escorts Heart Institute, New Delhi, India, with more than 40 years of experience. According to Fortis, he has operated on over 10,000 babies, children and adults with congenital heart disease.
What heart operations does Dr. Krishna Subramony Iyer perform for children?
Dr. Krishna Subramony Iyer performs arterial switch and double switch operations, TAPVC repair, Fontan procedures, Tetralogy of Fallot, DORV and truncus repairs, Senning operations and conduit repairs. The surgical plan for each child is decided after reviewing echocardiography and other reports.
Does Dr. Krishna Subramony Iyer operate on newborn babies?
Yes. Complex neonatal cardiac surgery is a current focus of Dr. Krishna Subramony Iyer at Fortis Escorts Heart Institute. He also treats heart conditions in malnourished infants and children with late-presenting congenital heart disease. Suitability and timing of surgery are decided by the heart team.
Can adults with congenital heart disease see Dr. Krishna Subramony Iyer?
Yes. Fortis states that Dr. Krishna Subramony Iyer has operated on babies, children and adults with congenital heart disease, and late-presenting cases are part of his current clinical focus. The surgeon confirms options after reviewing your scans and history. Medwell can help international patients book this consultation.
What languages does Dr. Krishna Subramony Iyer speak?
Dr. Krishna Subramony Iyer sees patients in English and Hindi. If you are more comfortable in another language, for example Arabic, French, Russian, Swahili, Bengali or Uzbek, you can ask Medwell to arrange an interpreter when you book, so nothing is lost in translation during your appointment at Fortis Escorts Heart Institute.
How do I book an appointment with Dr. Krishna Subramony Iyer from outside India?
You can book an appointment with Dr. Krishna Subramony Iyer from outside India through Medwell. Send your latest reports and Medwell replies within 24 hours with a free, no-obligation personalised quote for Fortis Escorts Heart Institute, New Delhi. Medwell arranges the consultation and supports you with the visa invitation letter, travel, a hotel near the hospital and help during and after treatment. Your information is kept confidential.


































































































