Renzo Cataldo, MD, FACC, FHRS

Cardiac Electrophysiology, Cardiovascular Disease, Internal Medicine
Northern Arizona Healthcare Medical Group – Flagstaff
2000 S. Thompson St.
Flagstaff, AZ 86001
office 928-226-6400
fax 928-226-6411


Renzo Cataldo, MD, FACC, FHRS 

“I really want to listen to the patient and understand the nuances of their goals and how their condition is affecting them. Patients themselves need to take an active part in improving their own lifestyles.” 

Renzo Cataldo, MD, FACC, FHRS, is a Board Certification-certified cardiac electrophysiologist with Northern Arizona Healthcare Cardiology. He is located in Flagstaff. 


Dr. Cataldo believes the heart is like a house – it has rooms, doors, plumbing and electricity. He is devoted to making sure the electricity works well. 

Expertise and Special Interests 

Dr. Cataldo is a specialist in cardiac electrophysiology; specifically, heart rhythm disturbances. 

Education and Certification 

Dr. Cataldo earned his medical degree from Universita’ degli Studi di Trieste in Trieste, Italy. He completed his residency in internal medicine at Long Island Jewish Medical Center in New Hyde Park, N.Y., and his internship in internal medicine at St. Vincent’s Medical Center of Richmond in Staten Island, N.Y. In addition, he completed a fellowship in cardiology, clinical electrophysiology and research electrophysiology at the University of Utah in Salt Lake City. 

Dr. Cataldo is Board Certification certified in clinic cardiac electrophysiology by the American Board of Internal

Type/Degree School Major/Speciality
Fellowship University of Utah Medical Center (Salt Lake City, UT)
Residency Long Island Jewish Medical Center (New Hyde Park, NY)
Internship St. Vincent Hospital and Medical Center (New York, NY)
Medical Education Universita’ degli Studi di Trieste (Trieste, Italy) MD

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