Best Endocrinologists in Ajax, ON

Expert-recommended Top Endocrinologists in Ajax, 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. Tharsan Sivakumar - Ajax, ON Endocrinologists - Doctor Portrait Image
Dr. Tharsan Sivakumar - Ajax, ON Endocrinologists - Clinic Logo
6+ YEARS ON TBR
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DR. THARSAN SIVAKUMAR

THE INSTITUTE OF DIABETES & ENDOCRINOLOGY
40 Blowers Crescent, Suite 102,
Ajax, ON L1Z 0N4 Directions

Since 2005

Specialty:

✓Endocrinology and Metabolism ✓Internal Medicine ✓Type 1 and Type 2 Diabetes ✓Gestational Diabetes ✓Thyroid Dysfunction ✓Thyroid Nodules and Thyroid Cancer ✓Menstrual Hormonal Disorders ✓Cholesterol Disorders ✓Osteoporosis ✓Adrenal Disorders ✓Pituitary Disorders ✓Parathyroid Disorders

"Dr. Tharsan Sivakumar completed his postgraduate residency training in Internal Medicine through the Mount Sinai School of Medicine program in New York and New Jersey. He completed his Master of Public Health degree at The Dartmouth Institute for Health Policy and Clinical Practice. Dr. Tharsan Sivakumar also completed his residency program in Leadership & Preventive Medicine and his fellowship training in Endocrinology through Dartmouth Medical School in New Hampshire. He is board-certified by the American Board of Internal Medicine in Endocrinology, Diabetes & Metabolism. Dr. Tharsan Sivakumar is the Director of the Institute of Diabetes & Endocrinology and the President-Elect of the AACE (American Association of Clinical Endocrinologists) Canadian Chapter. His research interests include diabetes, lipidology, and general endocrinology. He speaks English and Tamil. Dr. Tharsan Sivakumar is also a diplomate of the American Board of Clinical Lipidology and is certified by the Royal College of Physicians and Surgeons of Canada in Internal Medicine as well as Endocrinology and Metabolism. He has publications in several prominent peer-reviewed medical journals. Institute of Diabetes & Endocrinology takes pride in offering the best in patient-centered healthcare as a leading provider in the specialties of Diabetes, Endocrinology, and Internal Medicine.

2026 Highlights: Dr. Tharsan Sivakumar provides services include assessment, diagnosis, treatment, and ongoing management tailored to each patient’s individual needs."

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License #96741

Contact:

(905) 231-1829

Mon-Sun: 9am - 4:30pm

TBR® Inspection Report:

Dr. Tara Andrea Providence - Ajax, ON Endocrinologists - Doctor Portrait Image
3+ YEARS ON TBR
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DR. TARA ANDREA PROVIDENCE

THE INSTITUTE OF DIABETES & ENDOCRINOLOGY
40 Blowers Crescent,
Ajax, ON L1Z 0N4 Directions

Since 2015

Specialty:

✓Endocrinology and Metabolism ✓Internal Medicine ✓Diabetes Management ✓Thyroid Disorders ✓Adrenal Disorders ✓Osteoporosis ✓Hormonal Disorders

"Dr. Tara Andrea Providence completed her post-graduate Internal Medicine residency training at the University of Buffalo, NY. She also completed her subspecialty training in the Endocrinology, Diabetes, and Metabolism fellowship program at the University of Buffalo. She is board-certified by the ABIM in Internal Medicine and Endocrinology. Dr. Andrea Tara Providence is a JCEM-published co-author. Her areas of interest include Diabetes Mellitus, Thyroid disorders, Women’s health, and General Endocrinology. She practices at The Institute of Diabetes & Endocrinology. Dr. Andrea Tara Providence has hospital privileges at Lakeridge Health Ajax and Pickering Site, Ajax. The Institute of Diabetes & Endocrinology is dedicated to serving the needs of their patients and community each and every day. Their team of Endocrinologists and educators will help you achieve your healthcare goals.

2026 Highlights: Dr. Tara Andrea Providence is committed to providing patient-centered endocrine care and helping patients achieve their individual health goals through education, evidence-based treatment, and ongoing support."

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License #123146

Contact:

(905) 231-1829

Mon-Sun: 9am - 4:30pm

TBR® Inspection Report:

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