About
Dr. Sinnarajah Raguraj traces his calling to medicine back to childhood. As a young boy, he watched his community physician spend long hours listening to patients with genuine care and compassion. That image stayed with him.
Dr. Raguraj earned his Doctorate of Medicine from Thanjavur Medical College in India in 1989. He received honors for Best Paper from The Research Society and ranked highest in Preventive Medicine, both in 1987. He completed internships in OBGYN and Public Health at University Hospital in Madras and in Internal Medicine at Griffin Hospital in Derby, Connecticut. His residency training spanned two countries: The Royal Oldham Hospital in the United Kingdom and Franklin Square Hospital in Baltimore, Maryland, where he focused on Internal Medicine. He holds memberships in the American College of Physicians, the American Medical Association, the Royal College of Physicians, the British Medical Association, and the Indian Medical Association. His research on familial rates of affective disorder appeared in the Journal of Indian Medical Council in 1989. Over 25 years in primary care, Dr. Raguraj has focused on building trust-based relationships with each patient. He creates individualized care plans centered on prevention and improved health. He personally embraces better nutrition and exercise and encourages patients to do the same based on their own needs.
Education & Training
Medical School
Thanjavur Medical College, Thanjavur, India - Doctorate of Medicine 1989
Residency
The Royal Oldham Hospital, Oldham, UK (1991-1995); Franklin Square Hospital, Baltimore, MD - Internal Medicine (1996-1999)
Additional Training
Internship: University Hospital, Madras, India - OBGYN and Public Health (1989-1991); Internship: Griffin Hospital, Derby, CT - Internal Medicine (1995-1996)
Who is Dr. Raguraj right for?
Dr. Raguraj works well with adults who want a consistent, long-term relationship with their primary care physician. Patients focused on prevention and proactive health management find a strong match in his approach. He works closely with those managing chronic conditions who benefit from individualized care plans. Adults across Harford County seeking same- or next-day access and after-hours availability will find his practice well-suited to their needs.
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Frequently Asked Questions
Dr. Raguraj specializes in internal medicine with a strong emphasis on preventive care. He focuses on helping patients understand their health risks and build personalized plans to address them. His clinical work includes comprehensive health screenings and advanced diagnostic testing.
Dr. Raguraj has practiced as a primary care physician for 25 years. He trained across three countries, completing residencies in the United Kingdom and in Baltimore, Maryland. That broad foundation informs his thorough, individualized approach to patient care.
Dr. Raguraj earned his Doctorate of Medicine from Thanjavur Medical College in India. He completed internships in India and Connecticut, then residencies at The Royal Oldham Hospital in the UK and Franklin Square Hospital in Baltimore, Maryland.
Dr. Raguraj prioritizes time, trust, and prevention. He builds each care plan around the individual patient's needs and health goals. He also personally incorporates better nutrition and exercise into his life and encourages the same for his patients.
Yes. Dr. Raguraj published research in the Journal of Indian Medical Council in March 1989. His study examined familial rates of affective disorder among patients at Thanjavur, India. He also earned honors for Best Paper and highest rank in Preventive Medicine at Thanjavur Medical College.
Yes. Dr. Raguraj provides after-hours access for urgent needs. Members can reach him by phone in the evenings and on weekends. This direct access is part of the MDVIP membership.
Yes. Dr. Raguraj has built strong relationships with specialists throughout the Harford County community. He takes time to discuss cases directly with those specialists as needed. This coordination helps patients get the right care at the right time.
Dr. Raguraj holds memberships in the American College of Physicians, the American Medical Association, the Royal College of Physicians, the British Medical Association, and the Indian Medical Association. These affiliations reflect his international training and broad medical background.
Doctor profile last updated June 9, 2026