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About Dr. D Vaidhyanathan

Qualification and Experience

Dr. D Vaidhyanathan is one of the most experienced cardiologists in southern India. With more than 30 years of clinical experience in cardiology, Dr. D Vaidhyanathan is currently working as a consultant cardiologist at Apollo hospital. He has also taken an advanced degree in cardiology care. Dr. D Vaidhyanathan is an MBBS, MD, and DM in cardiology. He was awarded the Fellowship from Royal College of Physicians, Glasgow, and Edinburg. He also worked as a Professor at Madras Medical College.

Contribution to medical science

Dr. D Vaidhyanathan has been awarded Lifetime Achievement Award by Dr, MGR Medical University. He has the Professional membership of the Cardiology Society of India and his area of interest is Coronary Artery Disease System HT. Approximately 40 research papers of Dr. D Vaidhyanathan are published in national journals while 90 are published in international journals. His services include Mitral Valve Repair, Permanent Pacemaker, Angioplasty, Catheter Ablation, Balloon Mitral Valvotomy, Arrhythmia Treatments, Transesophageal Echocardiogram, and Implantable Cardioverter Defibrillator.

Conditions treated by Dr D Vaidhyanathan

We have outlined here for you the many conditions whose treatment is done by Dr. D Vaidhyanathan:

  • Angina
  • Atherosclerosis
  • Cardiac Arrhythmias
  • Coronary Artery Disease
  • Tachycardia
  • Blocked Arteries
  • Bradycardia

It is important to resolve structural heart conditions in a patient and this can be achieved through interventional procedures. With world class equipments and the help of modern technology the doctor can deliver the best treatment to patients. The right solution to these conditions must be followed up with the quality post procedural care as a sign of a patient focused approach.

Signs to look for before visiting Dr D Vaidhyanathan

Here are the many signs and symptoms present in a patient with the structural or non-coronary cardiovascular diseases:

  • Dizziness
  • Shortness of breathe
  • High Blood Pressure
  • Palpitations
  • Chest Pain

Few commonly experienced symptoms are chest pain and fatigue in patients with these heart conditions. A continuous high blood pressure should be monitored regularly and is usually a sign of a structural issue in the heart. Further, if not treated in time structural heart conditions can start affecting the kidney and even lead to kidney dysfunction.

Operating Hours of Dr D Vaidhyanathan

The operating hours of the doctor are between 10 am to 7 pm, Monday to Saturday. The doctor is known for quick treatment timeframe as he/she is skillful and efficient.

Popular Prcedures Performed by Dr D Vaidhyanathan

We bring to you the many popular interventional cardiology procedures done by Dr. D Vaidhyanathan::

  • Pacemaker Implantation Surgery
  • Angiography (Including Non-Ionic Contrast)
  • Angioplasty
  • EPS & RFA

The solution for blocked arteries because of coronary heart disease has been through procedures like placement of stent, angioplasty and atherectomy for a long time now. Cardiac arrhythmia or when electrical impulses are functioning improperly can be treated with a procedure that inserts defibrillators and pacemakers in the heart.

Qualification

  • MBBS
  • MD

Work Experiences

  • Consultant - Apollo First Med Hospitals - Kilpauk
  • Consultant - Apollo Heart Centre - Greams Road
  • Global Team of Board Certified Surgeons and Medical Specialists
  • Written Second Opinion report delivered within 5 days
  • Option to avail the Video Consultation with the Lead Doctor of the board

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Telemedicine Doctors

CERTIFICATIONS (2)

  • FRCP(Ed)
  • FRCP(G) (Cardiology)

MEMBERSHIPS (2)

  • Cardiological Society of India (CSI)
  • Indian Medical Association (IMA)

RESEARCH PAPERS AND PUBLICATIONS (1)

  • Approximately 40 research papers of Dr. D Vaidhyanathan are published in national journals while 90 are published in international journals.

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PROCEDURES

  • Angiography (Including Non-Ionic Contrast)
  • Angioplasty
  • Arterial Switch Surgery
  • Ballon Valvuloplasty
  • Balloon mitral valvotomy
  • Cardiac Ablation
  • Cardiac catheterization
  • CRT - D
  • CRT - P
  • Dual Chamber Pacemaker
  • EPS & RFA
  • Glenn procedure
  • Impella
  • Intra-aortic balloon pump (IABP)
  • Left ventricular assist device (LVAD)
  • LV restoration surgery
  • Pacemaker Implantation Surgery
  • Pulmonary Valve Replacement
  • Ross procedure
  • Trans Aortic Valve Replacement (TAVR) Surgery
  • Transarterial Radioembolization- TARE

FREQUENTLY ASKED QUESTIONS

What area of specialization does Dr. D Vaidhyanathan have?
Dr. D Vaidhyanathan is a specialized Interventional Cardiologist and is one of the most sought after doctors in Chennai, India.
Does Dr. D Vaidhyanathan offer Telemedicine Consultation through Medigence?
No, this doctor does not offer telemedicine via MediGence
How many years of experience does Dr. D Vaidhyanathan have?
Dr. D Vaidhyanathan is one of the most sought after specialists in India and has over 30 years of experience.

FAQ's Related to Interventional Cardiologist

What does a Interventional Cardiologist do?

Diagnostic and screening tests are prescribed or performed by interventional cardiologists to find the right solution for your heart condition. To resolve structural and cardiovascular heart conditions in a patient, the interventional cardiologists perform several procedures. The doctors are also the go to specialist in case of cardiac emergencies such as a heart attack. Please make sure that you do not waste time or let your distress linger and consult the doctor when faced with pain or discomfort which indicates a heart condition.

What are the tests required before and during consultation for Interventional Cardiologist?

Let us have a look at the several tests that are usually recommended prior to and during consultation for an Interventional Cardiologist:

  • Myocardial Perfusion Imaging (MPI)
  • Cardiac Computed Tomography
  • Echocardiogram
  • Exercise Stress

It is important to get the tests done so that the doctor can decide upon the right treatment for you. The blood vessel and heart health become apparent after the test results come in.

When should you go to see a Interventional Cardiologist?

A balanced lifestyle including a healthy diet, exercise, not smoking or drinking helps in keeping your heart healthy. Cardiovascular issues or structural defects in your heart can be treated with interventional cardiology techniques. Some heart conditions are treated by interventional cardiologists by non surgical procedures which are base d on using the catheter. In case the usual changes in your diet and lifetsyle do not help then you can visit this specialty of doctor.

Reviewer

Dr. Abdullah Rahil
Dr. Abdullah Rahil

MPT (Neuro)

7 Years of Experience

Dr. Abdullah Rahil, M.P.T. (Neurology), is a dedicated physiotherapy professional specializing in orthopedic, neurological, and musculoskeletal rehabilitation. With strong clinical expertise, he focuses on improving patient mobility, reducing pain, and restoring functional independence through evidence-based rehabilitation techniques. He is skilled in advanced therapeutic approaches that support effective rehabilitation and recovery for a wide range of musculoskeletal and neurological conditions, focusing on improving mobility, reducing pain, and restoring functional independence. Dr. Rahil has extensive experience managing diverse rehabilitation cases. His patient-centered approach emphasizes personalized treatment plans, continuous assessment, and comprehensive rehabilitation to achieve optimal recovery outcomes. View More

Last Reviewed - January 2026

Author

Nimra Haseeb
Nimra Haseeb

MSc Biochemistry

4 Years of Experience

Miss Nimra Haseeb is a medical researcher and a scientific content writer. She holds a Bachelor’s degree in Biotechnology and a Master’s in Biochemistry from Integral University, Lucknow. With strong experience in healthcare research, she specializes in secondary research, clinical data analysis, and evidence-based medical writing. Her work focuses on transforming complex scientific and medical information into clear, accurate, and reliable healthcare content for patients and healthcare audiences. She is also experienced in interpreting medical studies and healthcare trends to deliver well-researched and informative content that supports better health awareness and decision-making.. View More