About
Dr. Anasuiya Sherhee Surendran is a dedicated Internist / Geriatrician committed to providing comprehensive medical care for adults, with a focus on complex conditions and geriatric health. Practicing in St. Catharines, ON, she serves the surrounding communities, ensuring access to high-quality internal medicine and geriatric services. She adheres to the standards set by the College of Physicians and Surgeons of Ontario (CPSO), maintaining the highest level of professional integrity and patient safety.
Dr. Surendran graduated with a Medical Degree from McMaster University in 2015 in Canada. She has completed extensive post-graduate medical training, including residency in Internal Medicine and specialized training in Geriatric Care. Her certifications reflect her expertise in managing complex adult health issues and providing holistic care tailored to the needs of older adults.
Her clinical philosophy is rooted in a clear and educational approach, emphasizing patient-centered care and informed decision-making. She is committed to serving the St. Catharines community, communicating fluently in English, and ensuring her patients receive compassionate and evidence-based medical attention. Dr. Surendran believes in empowering her patients through education and collaborative care planning.

Dr. Surendran provides expert care for adults with a wide range of medical conditions, including:
Geriatric Syndromes & Focused Elder Care
- Nutritional Assessment & Weight Loss: Investigating unintentional weight loss and malnutrition, providing guidance on nutritional support for older adults.
- Cognitive Impairment & Dementia Syndromes: Comprehensive assessment for memory loss/cognitive changes; diagnosis and management of Alzheimer's disease, vascular dementia, and others.
- Frailty Assessment & Management: Identifying and managing frailty to improve resilience, maintain function, and enhance quality of life in older adults.
Management of Chronic Diseases
- Hypertension (High Blood Pressure): Diagnosis, treatment titration, and long-term management of primary and secondary hypertension to mitigate cardiovascular risk.
- Chronic Kidney Disease (CKD): Monitoring kidney function, managing complications (anemia, bone disease, electrolytes), and strategies to slow disease progression.
- Diabetes Mellitus (Type 1 & 2): Comprehensive management including glucose control strategies, complication prevention, and patient education.
Select Infectious & Inflammatory Conditions
- Evaluation of Inflammatory Markers: Investigating elevated inflammatory markers (like ESR or CRP) to identify potential underlying systemic conditions.
- Fever of Unknown Origin (FUO) Workup: Systematic investigation to determine the cause of prolonged, unexplained fevers.
- Complex Infections Consultation: Providing diagnostic and management expertise for challenging infections, often in consultation with primary care.
Dr. Surendran 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.
- Geriatric Psychiatry Liaison Support: Assessing and managing mood disorders (like depression, anxiety) and behavioral changes often associated with dementia or other conditions in older adults.
- Comprehensive Diagnostic Assessment: In-depth evaluation for adults with complex, unclear, or multi-system medical conditions, involving detailed history, physical examination, and coordination of necessary investigations.
- Coordination of Specialist Care: Acting as a central point of contact to help manage and coordinate input from various medical specialists for patients with multi-system diseases.
- Caregiver Support and Education: Providing information, resources, and guidance to family members and caregivers involved in the care of an older adult.
- Thyroid Disorder Management: Diagnosis and ongoing management of conditions like hypothyroidism, hyperthyroidism, and thyroid nodules.
Note: This list represents some of the key services offered by Dr. Surendran. 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. Surendran'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. Surendran's practice is situated near the central neighborhoods of St. Catharines, with convenient access to local points of interest such as the downtown core, parks, and community centers. The location is easily accessible via public transit, including buses that serve the area. The facility is wheelchair accessible. Parking is available at the facility.
- How is payment handled for appointments with Dr. Surendran? Is it covered by Ontario Health Insurance Plan (OHIP)?
- In ON, medical consultations with specialists like Dr. Surendran 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. Surendran. 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.
- What typically happens during a first consultation?
- During your initial visit, Dr. Surendran will conduct a thorough review of your medical history, symptoms, and medications based on your referral and the information you provide. She will likely perform a relevant physical examination. Following this assessment, she will discuss her findings, potential diagnoses, recommended further investigations (if any), and a proposed management plan. There will be time for you to ask questions.
- Does Dr. Surendran discuss goals of care or advance care planning?
- Yes, discussing goals of care is an important part of patient-centered practice, especially in managing chronic illness or in geriatric care. Dr. Surendran encourages conversations about patient values, preferences for future medical treatment, and advance care planning (including identifying a substitute decision-maker) to ensure care aligns with what matters most to the patient. She can provide information and facilitate these discussions.
277 Welland Avenue Unit 11
St Catharines, ON L2R 2P7
Phone: (289) 480-0192 | Fax: (905) 938-5333
The facility is wheelchair accessible.
Dr. Surendran 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/Surendran-Anasuiya-Sherhee/0302525-106053