H Mark Denson, MD Cardiology in Hasbrouck Heights, NJ

Accepting new patients
Dr. Denson provides care to patients with hypertension, elevated cholesterol, coronary artery disease, heart failure, and arrhythmias. He takes pride in having long-standing empathetic relationships with his patients. He has a special interest in evaluating and treating the cardiovascular issues related to cancer.
Learn more about our practice.
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Provider Information
Specialties
Cardiology
Languages
English
Age groups seen
Adults
Adults Over 65
Hospital affiliations
Hackensack Meridian Medical Group
Hackensack University Medical Center
Education
Montefiore Medical Center
Fellowship, Cardiology, 1989
Montefiore Medical Center
Residency, Internal Medicine, 1989
Montefiore Medical Center
Internship, Internal Medicine, 1987
Pennsylvania State University College of Medicine
Medical Education
Certifications
Cardiovascular Disease - American Board of Internal Medicine - 1989
Internal Medicine - American Board of Internal Medicine - 1986
Verified Reviews
The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
4.9 out of 5
444 ratings,
84 reviews
9/13/2026
belive it or not they are all great
9/5/2026
Right on time. Everyone is nice. Dr Denson is so smart and explains everything.
8/21/2026
we have been with Dr Denson for years great n caring docote
8/15/2026
Medical advice and Explanations were very clear and understandable
8/14/2026
Doc Denson is the "GOLD STANDARD"
Insurance Coverage
Note:Please contact the practice directly to confirm your health plan is in network.
Aetna
Aetna Better Health
Amerihealth
Cigna
Claritev
Clover Health
Fidelis Care
Horizon Blue Cross Blue Shield of New Jersey (Horizon BCBSNJ)
Horizon Blue Cross Blue Shield of New Jersey (Horizon NJ Health)
Karna WTC
MagnaCare
Medicaid
Medicare
Oxford Health Plans
QualCare
Railroad Medicare
United Healthcare (UHC)
UnitedHealthcare (UHC) Medicare
Wellpoint
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