Dr. Leonard Michael Mattes MD Cardiologist

Dr. Leonard Mattes is a cardiologist in New York, New York and is affiliated with multiple hospitals in the area, including Mount Sinai Hospital and Mount Sinai Medical Center. He received his medical degree from Tulane University School of Medicine and has been in practice for 52 years. He is one of 312 doctors at Mount Sinai Hospital and one of 79 at Mount Sinai Medical Center who specialize in Cardiovascular Disease.

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Office Location

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Specialty & Clinical Interests

Cardiologist: General Cardiology

Hospital Affiliation

Mount Sinai Hospital
Ranked #10 in Cardiology & Heart Surgery

North Shore University Hospital
High performing in Cardiology & Heart Surgery

Mount Sinai Medical Center
High performing in Cardiology & Heart Surgery

Education & Medical Training

Mount Sinai School of Medicine
Residency, Internal Medicine, 1965–1967

Mount Sinai School of Medicine
Fellowship, Cardiovascular Disease, 1968–1969

Mount Sinai School of Medicine
Internship, Transitional Year, 1962–1963

Tulane University School of Medicine
Class of 1962

Certifications & Licensure

American Board of Internal Medicine
Certified in Internal Medicine

American Board of Internal Medicine
Certified in Cardiovascular Disease

NY State Medical License
Active through 2013

Awards, Honors & Recognition

Top MD, Consumers Checkbook

Publications & Presentations

Ineffectiveness of diazepam as an antiarrhythmic agent.
Nevins, M. A., Mattes, L. M., Spritzer, R. C., Weisenseel, A. C., Donoso, E., Friedberg, C. K.

The hemodynamic effects of diphenylhydantoin in patients with fixed rate pacemakers.
Mattes, L. M., Spritzer, R. C., Nevins, M. A., Weisenseel, A. C., Donoso, E., Friedberg, C. K.

The time course of distribution of antipyrine in dogs and its modification by drugs.
Kruger, S., Mattes, L. M., Houser, J., Spoto, E., Jaramillo, J.

See all 12 publications

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