Dr. Thanu Ruban – Internist / Geriatrician | Markham, ON

Dr. Thanu Ruban, a respected Internist / Geriatrician, focuses on evidence-based medicine and personalized care plans. Practicing in Markham, ON, she serves the surrounding communities with a commitment to providing comprehensive and patient-centered care. Her practice adheres strictly to the standards and ethical guidelines set by the College of Physicians and Surgeons of Ontario (CPSO). Dr. Ruban specializes in managing complex adult and geriatric health conditions, ensuring that each patient receives tailored assessments and interventions.

She graduated with a Medical Degree from McMaster University in 2008, completing extensive postgraduate medical training in internal medicine and geriatrics. Her certifications include certification in Advanced Cardiac Life Support (ACLS) and Geriatric Medicine, reflecting her dedication to ongoing professional development and clinical excellence.

Dr. Ruban’s clinical philosophy emphasizes a professional and clinical approach, combining evidence-based practices with compassionate care. She is committed to serving the diverse needs of her patients in Markham, speaking fluent English and Tamil to facilitate effective communication and foster trust with her patients and their families.

Dr. Ruban provides expert care for adults with a wide range of medical conditions, including:

Select Infectious & Inflammatory Conditions

• Management of Select Rheumatologic Conditions: Care for common inflammatory conditions such as gout or polymyalgia rheumatica, or initial assessment for suspected autoimmune diseases.
• Fever of Unknown Origin (FUO) Workup: Systematic investigation to determine the cause of prolonged, unexplained fevers.
• Evaluation of Inflammatory Markers: Investigating elevated inflammatory markers (like ESR or CRP) to identify potential underlying systemic conditions.

Management of Chronic Diseases

• Cardiovascular Conditions: Medical management of heart failure, coronary artery disease (stable), arrhythmias (like atrial fibrillation), and valvular heart disease.
• Chronic Kidney Disease (CKD): Monitoring kidney function, managing complications (anemia, bone disease, electrolytes), and strategies to slow disease progression.
• Dyslipidemia (High Cholesterol): Assessment and management of abnormal lipid levels through lifestyle advice and medication to reduce cardiovascular risk.

Geriatric Syndromes & Focused Elder Care

• Delirium Prevention & Management: Identifying risk factors for delirium (acute confusion) in hospitalized or ill older adults and implementing management strategies.
• Urinary Incontinence Assessment: Evaluation and management of bladder control issues common in older adults.
• Polypharmacy & Medication Optimization: Expert review of multiple medications to reduce adverse effects, eliminate unnecessary drugs (deprescribing), and simplify regimens.

Dr. Ruban manages a wide range of complex adult and geriatric health conditions. This list highlights common areas of focus. If your condition is not listed, please note that internal medicine specialists address diverse and often multi-systemic diseases. Consultation is typically initiated via referral from your primary care physician.

• Falls Risk Assessment and Prevention: Identifying factors contributing to falls in older adults and implementing strategies to improve balance, strength, and home safety.
• Perioperative Medical Consultation: Assessing and managing medical risks (e.g., cardiac, respiratory) for patients undergoing surgery to ensure safety and optimize post-operative recovery.
• Thyroid Disorder Management: Diagnosis and ongoing management of conditions like hypothyroidism, hyperthyroidism, and thyroid nodules.
• Preventative Health Risk Assessment: Evaluating individual risk factors for major chronic diseases (e.g., cardiovascular disease, osteoporosis) and developing preventative strategies.
• Caregiver Support and Education: Providing information, resources, and guidance to family members and caregivers involved in the care of an older adult.

Note: This list represents some of the key services offered by Dr. Ruban. As a specialist in Internal Medicine and Geriatric Care, she provides comprehensive diagnostic and management services. For specific inquiries about whether your condition falls within Dr. Ruban's scope of practice, please discuss with your referring physician or contact the clinic.

All medical services are provided in accordance with the standards of practice set by the College of Physicians and Surgeons of Ontario (CPSO).

Dr. Ruban's practice is located in the southern part of Markham, within the vibrant neighborhoods of Unionville, Buttonville, and Milliken Mills West. The clinic is positioned conveniently near The Ottawa Hospital, offering easy access for patients. The practice is within proximity to Pacific Mall, making it accessible for those visiting from various parts of the region. Patients can reach the clinic via York Region Transit (YRT) and Viva, with several nearby bus stops. The facility is wheelchair accessible. Parking is available at the facility.

How is payment handled for appointments with Dr. Ruban? Is it covered by Ontario Health Insurance Plan (OHIP)?

In ON, medical consultations with specialists like Dr. Ruban are typically covered by your provincial health insurance (Ontario Health Insurance Plan (OHIP)) when you present a valid health card and have the required referral. You generally do not pay directly for the consultation service itself. Some specific procedures, forms, or administrative tasks might not be covered by Ontario Health Insurance Plan (OHIP) and may incur a separate fee according to provincial guidelines. Please inquire if you have questions about uninsured services.

Can I book an appointment directly or do I absolutely need a referral?

A referral from your family physician or another medical specialist is required to see Dr. Ruban. As experts in Internal Medicine and Geriatric Care, Internists and Geriatricians see patients based on specific medical questions posed by the referring doctor. This ensures continuity of care and that the consultation is appropriate for your needs. Please have your doctor forward the referral information.

How does Dr. Thanu Ruban communicate with my family doctor?

Clear communication with your referring physician is a priority. Dr. Ruban will send a comprehensive consultation letter outlining the assessment findings, diagnosis (if established), and treatment recommendations. This ensures your family doctor is fully informed and can continue to coordinate your overall care effectively.

Is the focus mainly on diseases or also on daily function?

While diagnosing and managing diseases like Osteoporosis & Metabolic Bone Disease or Cardiovascular Conditions is crucial, Dr. Ruban also places significant emphasis on maintaining or improving daily function and quality of life, especially for older adults. The goal is often to help patients remain as independent and active as possible, addressing issues like mobility, self-care (Polypharmacy & Medication Optimization), and participation in meaningful activities. Dr. Ruban believes that a holistic approach to health includes optimizing functionality and well-being.

The Ottawa Hospital
Ccw 1401, 305-7800 Kennedy Rd, Department of Anaesthesia
Markham, ON L3R 2C7

Phone: (905) 554-3755 | Fax: (905) 554-3752

The facility is wheelchair accessible.

Dr. Ruban is a licensed physician regulated by the College of Physicians and Surgeons of Ontario (CPSO) under the Medicine Act, 1991 in ON. Patients are typically seen by referral from their primary care physician.

Verify registration with the College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Ruban-Thanu/0249908-88532