Dr. Arnold M. Einhorn, M.D. is a board-certified cardiologist practicing for over 30 years in Orlando. He specializes in general cardiology consultative work, diagnostic imaging, and invasive cardiology. Dr. Einhorn earned his medical degree at St George's University School of Medicine and completed his residency at SUNY Downstate Medical Center. He then finished his fellowship at SUNY Downstate Medical Center.
Dr. Arnold M. Einhorn, M.D. is a board-certified cardiologist practicing for over 30 years in Orlando. He specializes in general cardiology consultative work, diagnostic imaging, and invasive cardiology. Dr. Einhorn earned his medical degree at St George's University School of Medicine and completed his residency at SUNY Downstate Medical Center. He then finished his fellowship at SUNY Downstate Medical Center.
Dr. Arnold M. Einhorn, M.D. is a board-certified cardiologist practicing for over 30 years in Orlando. He specializes in general cardiology consultative work, diagnostic imaging, and invasive cardiology. In addition to his teaching responsibilities, Dr. Einhorn is a researcher for the National Institute of Health. He serves as a teacher and mentor to medical students, residents, and fellows from various renowned medical institutions. His teaching titles include Clinical Associate Professor at Florida State University, Assistant Professor of Internal Medicine at The University of Central Florida, and Courtesy Professor of Internal Medicine at The University of Florida. Dr. Einhorn has held numerous leadership roles throughout his career, including many years as the Chairman of the Department of Cardiology at Orlando Regional Medical Center, President of the Orange County Medical Society, and has served as the Chief of Staff for Orlando Health.
Undergrad: Rensselaer Polytechnic Institute
Medical School: St George's University School of Medicine
Residency: SUNY Downstate Medical Center
Fellowship: SUNY Downstate Medical Center
Board Certifications:
- American Board of Internal Medicine, September of 1987
- American Board of Internal Medicine Cardiovascular Diseases, November of 1993 - -- Board Certified in Nuclear Medicine, April 2005
- Coronary CT

Excellent..prompt..thorough..discussed procedures and results..staff very nice. Thankful for such a wonderful group of people.
Expert care and advice as always!
Knowledgeable, attentive, with an easy going manner... that's Dr. Einhorn. I highly recommend his care.
Straight to the point!
Efficient, but thoughtful. And a sense of humor.
Dr Einhorn is a gem.
So kind, so patient and thorough.. goes above and beyond to make sure his patients are well taken cared of even if it’s outside of his specialty..
Great doctor. Thorough. Answers questions. Concerned about my health.
He’s the best physician that I have
Dr made me feel at ease and was very knowledgable. The staff is very good too