Our areas of expertise
Orthopedics
Our commitment to excellence in orthopedic care reinforces our reputation as a leader in the field.
Bariatric Surgery
Ranked among the best hospitals in the nation by Healthgrades for bariatric surgery.
Heart Care
Our expert team provides advanced, compassionate heart care close to home.
Neurosciences
A collaborative approach to providing care for brain and spine conditions.
Elevating Care Beyond Expectations
We’re elevating care beyond expectations by combining compassionate, personalized care with nationally recognized clinical experience. Ranked in the top 5% of hospitals nationwide by Healthgrades and consistently earning five stars from Medicare for quality care, Mather Hospital goes above and beyond to deliver exceptional outcomes for you.
With 24 ‘A’ grades in patient safety from The Leapfrog Group and Magnet® recognition for nursing excellence, Mather Hospital is recognized for care that meets the highest standards. As part of Northwell Health, we connect you to top specialists, bringing the best care right to your neighborhood—exceeding expectations and raising the health of our community.
In the News
Mather Hospital’s Critical Care and Interventional Radiology teams receive DAISY Team Award®
February 11, 2026Northwell’s Mather Hospital’s Critical Care and Interventional Radiology teams received the internationally acclaimed 2025 DAISY Team Award for their heroic actions and profound impact during a critical, life-threatening emergency. In 2025, these exceptional teams were confronted with a dire situation with a patient. Their nomination p ...
Mather Hospital Earns 24th “A” Hospital Safety Grade from The Leapfrog Group
May 6, 2026Northwell’s Mather Hospital earned its 24th “A” Hospital Safety Grade from The Leapfrog Group, an independent national nonprofit watchdog focused on patient safety. This marks Mather Hospital’s 9th consecutive “A” rating and positions Mather as the leader in Suffolk County for “A” Hospital Safety Grades. Leapfrog as ...
Northwell Walk to Raise Health at Port Jefferson, May 17
April 13, 2026Join Northwell’s Mather Hospital on Sunday, May 17, 2026, for the annual Northwell Walk to Raise Health at Port Jefferson to support the Fortunato Breast Health Center. Presented by Four Leaf Federal Credit Union and New York Cancer and Blood Specialists, the Walk brings together family, friends and team members for a five-mile walk t ...
Frey Family Emergency Department Virtual Tour
Mather Hospital is reimagining emergency care for our community. Take a virtual tour of our new state-of-the-art Emergency Department. Built from the ground up, this 29,000 square foot facility is equipped to provide exceptional care to our community!
Mather Hospital Earns 24th “A” Hospital Safety Grade from The Leapfrog Group
May 6, 2026Northwell’s Mather Hospital earned its 24th “A” Hospital Safety Grade from The Leapfrog Group, an independent national nonprofit watchdog focused on patient safety. This marks Mather Hospital’s 9th consecutive “A” rating and positions Mather as the leader in Suffolk County for “A” Hospital Safety Grades. Leapfrog as ...
Northwell Walk to Raise Health at Port Jefferson, May 17
April 13, 2026Join Northwell’s Mather Hospital on Sunday, May 17, 2026, for the annual Northwell Walk to Raise Health at Port Jefferson to support the Fortunato Breast Health Center. Presented by Four Leaf Federal Credit Union and New York Cancer and Blood Specialists, the Walk brings together family, friends and team members for a five-mile walk t ...
Our Commitment to Excellence is Reflected in Our Achievements
As one of Americas 250 Best Hospitals, we’re setting a new standard for quality care nationwide.
Superior clinical outcomes and exceptional patient experience.
Our 24th top ‘A’ grade for our commitment to patient safety.
Rated as high performing by U.S. News & World Report.
Recognized for quality patient care, nursing excellence and innovations in professional nursing practice.