About Dr. Mercy Clinic Vascular Specialists - Mercy Heart Hospital St. Louis

Welcome to the practice of Dr. Mercy Clinic Vascular Specialists - Mercy Heart Hospital St. Louis, an experienced cardiologist serving St. Louis, Missouri. 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

★★★★★

Amazing doctors and staff! Dr. Steiner was awesome. He explained everything to me, offered so much support, and answered all my questions. I'd recommend him and his office to anyone! Thank you.

Patient

★★★★★

Highly recommend the Mercy vascular surgeons Dr. Candace Wulff & Dr. Gregory Steiner. Professional yet personable & explained my sister's procedure in Layman's terms giving quality time & answering all questions. Thank you!

Patient

★★★★★

Dr.Pennell is the greatest. He has saved me 3 times now. You will never find a doctor that has concern about you and compassion for you. He will always be my friend in my heart.

Patient

★★★★★

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