3 Best Endocrinologists in Waterloo, ON

Expert-recommended Top 3 Endocrinologists in Waterloo, ON. All of our endocrinologists actually undergo a rigorous 50-Point Inspection, which includes everything from checking reviews, ratings, reputation, history, complaints, satisfaction, trust and price - all to ensure overall excellence. You deserve only the best!

Dr. Nadira Husein - Waterloo, ON Endocrinologists - Doctor Portrait Image
11+ YEARS ON TBR
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DR. NADIRA HUSEIN

99 Northfield Drive East, Suite 201,
Waterloo, ON N2K 3P9 Directions

Since 1993

Specialty:

✓Type 1 and 2 Diabetes Mellitus ✓Osteoporosis ✓Thyroid ✓Metabolic Syndrome ✓Lipid Disorders ✓Adrenal Gland Disorders ✓Hypertension ✓Obesity

"Dr. Nadira Husein graduated from the Schulich School of Medicine & Dentistry. She also completed her postgraduate training in Endocrinology and Metabolism at the same institution. Dr. Nadira Husein has over 33 years of experience in the field of endocrinology. She also offers internal medicine treatment to her patients. Dr. Nadira Husein communicates with patients in English and utilizes the latest instruments and technologies to provide highly qualified medical treatment. She is affiliated with Cambridge Memorial Hospital, Grand River Hospital Corporation (Kitchener-Waterloo Site), and St. Mary’s General Hospital in Kitchener.

2026 Highlights: Dr. Nadira Husein's approach emphasizes clear communication and individualized treatment planning, helping patients understand their condition and available management options."

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License #66395

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Dr. Parlea, Luciana - Waterloo, ON Endocrinologists - Doctor Portrait Image
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DR. PARLEA, LUCIANA

2-209 Lexington Road,
Waterloo, ON N2K 2E1 Directions

Since 2004

Specialty:

✓Diabetes Mellitus ✓Osteoporosis ✓Obesity ✓Thyroid Disorders

"Dr. Luciana Parlea completed her medical degree at the University of Ottawa in 2004. Dr. Luciana specializes in Internal Medicine, Endocrinology, and Metabolism. She is certified in Endocrinology and Metabolism by the Royal College of Physicians and Surgeons of Canada, effective in 2010. Dr. Parlea emphasizes a balanced diet rich in whole foods and low in processed sugar, and staying physically active to support metabolism and overall wellness. She encourages regular health check-ups to detect and manage hormonal imbalances early. She speaks English and Romanian. The specialist always takes time to answer your questions.

2026 Highlights: Dr. Luciana Parlea's patient-centered approach emphasizes careful evaluation, clear communication, as well as individualized care plans."

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License #80772

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Dr. Subramanian Suppiah - Waterloo, ON Endocrinologists - Doctor Portrait Image
3+ YEARS ON TBR
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DR. SUBRAMANIAN SUPPIAH

SUPPIAH CLINICAL ENDOCRINOLOGY
430 The Boardwalk, Suite 210,
Waterloo, ON N2T 0C1 Directions

Since 2009

Specialty:

✓Thyroid ✓Metabolic Syndrome ✓Lipid Disorders ✓Adrenal Gland Disorders ✓Type 1 and 2 Diabetes Mellitus ✓Osteoporosis ✓Hormonal Growth Disorders ✓Obesity ✓Hypertension

"Dr. Subramanian Suppiah graduated from Saba University School of Medicine. He completed his postgraduate training in Endocrinology and Metabolism at the Schulich School of Medicine & Dentistry in 2011. Dr. Subramanian Suppiah obtained his Independent Practice Certificate in 2016. He also specializes in internal medicine. He has over a decade of professional expertise in endocrinology. He specializes in treating general endocrine disorders and hormonal growth disorders. Dr. Subramanian Suppiah offers detailed counselling about diet and diabetes disorders.

2026 Highlights: Dr. Subramanian Suppiah also emphasizes patient education, particularly regarding nutrition, diabetes management, and lifestyle measures that can support long-term health."

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License #96648

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