About Dr. Fontaine John MD

Welcome to the practice of Dr. Fontaine John MD, an experienced cardiologist serving Philadelphia, Pennsylvania. We are committed to providing compassionate, evidence-based cardiovascular care with a focus on prevention, early detection, and personalized treatment plans.

Medical Disclaimer: The information on this website is for general informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.

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Patient Reviews

Patient

★★★★★

It's very simple. Dr Fontaine treated me for A Fib and gave me my life back. He cares, really cares, about his patients.

Patient

★★★★★

He saved my life,pretty much.

Patient

★★★★★

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