GroTox®

Licensed Providers

Discover verified, licensed professionals. All providers listed here are thoroughly vetted and maintain current licensing.

1. Search
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2. Verify
Review their information, social media, as well as their licenses and verification status.
3. Connect
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4. Experience
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Dr. John Leonardo, MD
Dr. John Leonardo, MD

Grotox Creator

Cosmetic, Regenerative, Anti-aging, and Sexual Health Medicine

✓ Licensedsince Jan 1, 2019

Dr. John Leonardo, MD, the President of Leonardo Medicine Professional Corporation (LMPC), is an American Board of Anesthesiology Diplomat and a Chronic Pain Management Specialist in Ontario, Canada.

He has been in private practice since 2006 and maintains a busy practice in the Greater Toronto Area and NYC offering services in Aesthetic Medicine, Regenerative Medicine, Sexual Health, and Anti-Aging.

Jouvence Aesthetics Institute760A Yonge St.
Toronto, ON M4Y 2B6
Karmy Clinic164 Queen St. East, Suite 211
Brampton, ON L6V 1B4
Jouvence Medi Aesthetics 7181 Yonge St., Suite 170
Thornhill ON L3T0C7
Dr. Baha Taha
Dr. Baha Taha

Anesthesiologist

Cosmetic, Regenerative, Anti-aging, and Sexual Health Medicine

✓ Licensedsince Oct 1, 2025

Trained in the UK, where he practiced Anesthesiology, Intensive Care, and Pain Medicine for nearly 18 years, he then moved to Canada in 2016, later working in Nova Scotia before settling in Moncton.

Dr. Taha holds a Master's in Pain Medicine and has completed AI in Healthcare studies.

His passion lies in helping patients achieve wellness and confidence through personalized, evidence-based medical and aesthetic care.

1525 Cornwall Road, Unit 2
Oakville, ON L6J 0B2

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