Welcome to the Cardiac Fitness Center of St. Francis Hospital, The Heart Center - the only hospital-based program of its kind on Long Island.

The center is located on the park-like grounds of The DeMatteis Center for Cardiac Research and Education in Greenvale.

Located just off Northern Boulevard, its serene setting offers plenty of convenient and accessible parking.

Our popular fitness center enjoys more than 60,000 visits a year and recently celebrated its 30th anniversary.

Visitors are greeted by our friendly staff to make sure every exercise session feels like a welcome visit.

All of our cardiac fitness programs are medically supervised by a doctor, registered nurses and other healthcare professionals, who are always on site.

Our award-winning center is equipped with state-of-the-art exercise equipment.

The workout circuit includes bicycles, treadmills, weight lifting stations and an indoor walking track.

All patients are prescreened for an appropriate fitness plan to ensure all of their cardiac needs are met.

Everyone is continually monitored for their progress by our highly dedicated staff.

For more information on how you can step up to better health and how we can help, call (516) 629-2040.

Insurance Information


At St. Francis, we are committed to providing quality health care and services to all of our patients.

As a courtesy to patients and their families, St. Francis submits hospital claims to any insurance company according to the guidelines listed. To do this efficiently, it is important that insurance information be presented at the time of registration or admission. Important information about paying for your care can be found here. Learn more about the insurance and billing options offered at St. Francis:

Before Your Visit

Prior Authorization: Many insurance carriers require prior authorization for receiving hospital services. Most of these plans require either the admitting physician or the policyholder to initiate the prior authorization procedure. If your insurance has such a requirement, please inform your physician or contact your insurance carrier.

Managed Care/Physician Participation: If your insurance company has a requirement for using only physicians who participate in your plan, please speak directly with your physician and your insurance company.

Insurance Billing

St. Francis Hospital will bill up to three insurance companies if presented with insurance information and assignment of benefits at the time of hospital admission.

Medicare: St. Francis Hospital is a certified Medicare provider. The Medicare secondary payer questionnaire must be completed at the time of admission.

Medicaid: Billing will be submitted on behalf of the patient if a valid MA card is presented at the time of admission.

Workers’ Compensation: Billing will be submitted to the employer or their Workers’ Compensation insurance carrier only if the patient has provided the Hospital with the necessary billing information.

Service Payments

An itemized bill for services rendered at St. Francis Hospital will be sent upon request of the patient and/or responsible party. Services that may be billed to patients directly include Nassau Emergency Medicine, Physicians Diagnostic Imaging, St. Francis Pathology, New York Cardiovascular Anesthesiologist and St. Francis EKG.

For questions regarding hospital billing, call 631-465-6050.