Dr. R. Sivakumar – Senior Internal Medicine Doctor in Chennai

Chairman

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Dr. R. Sivakumar, senior internal medicine specialist at THANC Hospital Chennai

Quick Info

Department

Internal Medicine & Family Medicine

Role

Department Physician

Credentials

MBBS, MD (Gen Medicine)

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Experience

45+ Years

Location

Kilpauk, Chennai

Role

Chairman, THANC Hospital

Specialisation

Internal Medicine & Preventive Cardiology

Corporate Health

MNC Occupational Health Lead

Kilpauk, Chennai · THANC Hospital

Senior physician and Chairman of THANC Hospital, Kilpauk, Chennai. 45+ years of clinical experience in internal medicine, preventive cardiology and executive health. Trusted by leading multinational corporations for occupational health management.

Dr. R. Sivakumar is a senior physician and the Chairman of THANC Hospital, Kilpauk, Chennai with 45+ years of clinical experience. He specialises in internal medicine, preventive cardiology, executive health assessments, diabetes management and the treatment of lifestyle diseases. He is the go-to physician for multinational corporations in Chennai for occupational health and senior-executive medical programmes.

TNMC & MCI Registered

45+ Years Clinical Practice

Last updated: April 2026

Conditions Treated

Preventive Cardiology & Executive Health Check-up

Comprehensive cardiac risk assessment and executive health screening for working professionals and senior management.

Diabetes & Metabolic Disease Management

Long-term care for Type 2 diabetes, prediabetes, hypertension, dyslipidemia and metabolic syndrome.

Corporate & MNC Occupational Health

Occupational health programmes, pre-employment checks and wellness screening for multinational employers in Chennai.

Lifestyle Disease & Preventive Care

Weight management, smoking cessation counselling, preventive screening and long-term wellness planning for adults.

Treatments & Procedures

Master Health Check-up Executive Health Screening Diabetes & BP Management Pre-operative Medical Clearance

Why Patients Choose Dr. Sivakumar

45+ years of internal medicine experience
Chairman & founding physician of THANC Hospital
Go-to physician for MNC executive health programmes
Preventive cardiology and early cardiac risk assessment
Comprehensive diabetes and lifestyle-disease management
At THANC Hospital, Poonamallee High Road, Kilpauk, Chennai

About Dr. R. Sivakumar

Dr Sivakumar is a renowned physician who has more than 45 years of experience treating patients from across the globe. He has been a Honorary Physician at Govt. Rajiv Gandhi Memorial Hospital (formerly called Government General Hospital) and Madras Medical College in the Departments of Medicine & Cardiology, for over 20 years teaching and training undergraduate and postgraduate students. He also served as Honorary Consultant at Lady Wellington Hospital, Apollo hospital, Chennai. Dr Sivakumar is consultant to several esteemed and well known corporate organizations such as British Airways, Lufthansa, Hindustan Unilever, Standard Chartered Bank, International SOS etc.

Frequently Asked Questions

Who is the best internal medicine doctor in Chennai for executive health?

Dr. R. Sivakumar is a senior physician and Chairman of THANC Hospital, Kilpauk, Chennai with 45+ years of experience in internal medicine and preventive cardiology. He is the trusted physician for multinational corporations in Chennai for executive health programmes and occupational health assessments.

What does an executive health check-up with Dr. Sivakumar include?

An executive health check covers clinical examination, cardiovascular risk assessment, ECG, blood investigations (lipids, HbA1c, liver/kidney function, thyroid), preventive screening, and a personalised health plan with lifestyle recommendations.

Does Dr. Sivakumar treat diabetes and hypertension?

Yes. Dr. Sivakumar provides long-term management of diabetes, hypertension, dyslipidemia and metabolic syndrome with personalised medication plans, lifestyle modification guidance and periodic monitoring.

Where does Dr. Sivakumar consult in Chennai?

Dr. Sivakumar consults at THANC Hospital, Poonamallee High Road, Kilpauk, Chennai. You can book an in-person appointment through the website or by calling the hospital directly.

Internal & Family Medicine Department Book Appointment Get a Second Opinion

Full Academic Profile

Education

MBBS, Madras Medical College, Chennai, 1977
MD (Internal Medicine), Madras Medical College, Chennai, 1982