Dr. Nicholas Demetriou, DNP, MBA, RN, ANP-C, CCRN

Doctorate degree in Cardiovascular Disease Treatment, Specializing in Heart failure, and Rhythm Interpretation.

Board Certified by the American Association of Nurse Practitioners​

Long Island Cardiology Specialist

Dr. Nicholas Demetriou, DNP, MBA, RN, ANP-C, CCRN

Board Certified by the American Association of Nurse Practitioners

Dr. Nick Demetriou is a nationally certified Nurse Practitioner who holds a Doctorate degree in Cardiovascular Disease Treatment with two sub-specialties, heart failure, and rhythm interpretation. Dr. Nick Demetriou has been in the healthcare field since 1994. He is a veteran of desert shield and desert storm (Persian Gulf War I.) After parting from the military he became a CNA working with mentally challenged and developmentally disabled adults. From there he became a LPN, an RN, and finally a Nurse Practitioner. He has practiced Cardiology and Critical Care for the entirety of his professional career. Dr. Nick is a two-time graduate from SUNY Stony Brook, once for his RN and the other for his Master’s as a Nurse Practitioner. He also holds an MBA and a Doctorate degree as stated above.

He comes to Heart and Health Medical via Mt. Sinai Hospital and Hospital for Special Surgery. At Mt. Sinai Dr. Nick was senior practitioner on the general cardiology service as well as performing over 1500 diagnostic cardiac catheterizations in the cath lab. At H.S.S Dr. Nick was the leader of the department and expanded the cardiology consult service where he optimized the peri-operative cardiac device management pathways and consult process. He also took over the anticoagulation service during a post-covid restructuring.

Dr. Nick is a Long Island born practitioner that enjoys time with family and helping people live better with, and hopefully preventing, heart disease. In his downtime, he likes to read books on astrophysics, play C.O.D., and ponder business ideas.

Dr. Demetriou Has Treated 1,000's Of Patients In Long Island


Team Approach To Cardiovascular Health

The cardiologists and cardiovascular specialty team of Heart & Health diagnose, treat and prevent diseases and conditions of the heart and vascular system, including but not limited to, angina, arrhythmias, coronary heart disease, heart attack, heart failure, and vascular diseases. The team at Heart and Health Medical is comprised of board-certified physicians and cardiovascular specialists and equipped with the most advanced equipment and facilities in Long Island, New York. Most large medical organizations or hospital-owned practices have one solution that fits all when treating cardiovascular disease. At Heart and Health Medical, each patient receives a customized care plan designed for the best possible outcome. 

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