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Hospital Facts

Mather Hospital opened its doors on December 31, 1929 as the first not-for-profit community hospital in the Town of Brookhaven. At that time, it was equipped with 54 beds.

Mather by the Numbers:

  • A 248-bed facility
  • More than 12,000 inpatients annually
  • More than 43,000 emergency room cases each year
  • More than 600 affiliated and employed physicians
  • 2,500 employees
  • 35-acre campus
  • More than 18,000 diagnostic breast health screenings annually

Mather Hospital’s Historic Firsts in the Provision of Healthcare:

  • The first operating Hyperbaric Oxygen Therapy Unit on Long Island
  • The first successful In-Vitro Fertilization Program on Long Island
  • The first Chest Pain Emergency Room on Long Island
  • The first Men’s Prostate Health Center on Long Island
  • The first outpatient center to treat wounds in Suffolk County
  • The first Inpatient Adolescent Psychiatric Unit in a community hospital in Suffolk County
  • The first Psychiatric Partial Hospitalization Program in Suffolk County
  • The first hospital on Long Island to tap into the sun's power through a solar panel array. The public can monitor Mather's daily solar energy output here
  • The first community hospital on Long Island to have a 320-slice CT scanner
  • The first community hospital on Long Island to use computed tomography angiography (cardiac CTA).