Convenient Radiology & Lab Services 


Radiology Services

St. Catherine of Siena Hospital offers comprehensive diagnostic testing services in a convenient community hospital setting. Our specialists use advanced expertise and state-of-the-art equipment to ensure you receive the highest level of care.

Our imaging programs are accredited by the American College of Radiology. St. Catherine of Siena Hospital’s breast health services meet all federally regulated standards and comply with the Mammography Quality Standards Act.

Call 631-870-3444 for more information.

      Our Imaging Services

      Radiology services provided at St. Catherine of Siena Hospital use the latest technology to diagnose, screen and evaluate a wide range of health conditions, including those associated with the brain and spine neurological, cancer, heart and vascular, orthopedics, gastroenterology, gynecology and urology. A doctor’s order is required to access our services.

      Our team is comprised of board-certified radiologists and supporting staff who provide individualized, personal diagnostic and interventional imaging services with compassion and efficiency. Experts in all areas of radiology consult with specialists in other departments so patients receive accurate, thorough diagnoses that guide treatments tailored to their individual conditions, needs and goals.

        At St. Catherine of Siena Hospital, our full spectrum of imaging services includes:

        • 1.5 T MRI scans
        • 64-slice helical CT scans
        • Angiography and interventional radiology
        • Bone densitometry
        • Breast ultrasound
        • Diagnostic X-rays
        • Digital mammography
        • Fluoroscopy
        • Image-guided biopsy
        • MRI-guided breast imaging
        • Nuclear medicine
        • Outpatient MRI with IV sedation
        • PET/CT scans

        The women’s imaging services at St. Catherine of Siena Hospital use advanced technology and expertise to help women of all ages and backgrounds stay informed and empowered when it comes to their health. Our dedicated teams of physicians, nurses, patient navigators and technologists focus on early detection and patient education using a supportive, patient-centered approach.

        Our women’s imaging services include:

        • Breast MRI
        • Breast ultrasound
        • Core biopsy
        • Digital diagnostic mammography
        • Ductogram
        • Stereotactic breast biopsy
        • Ultrasound-guided core biopsy

        St. Catherine of Siena Hospital uses the most advanced technology to detect a heart condition early, diagnose with more accuracy and guide the most effective treatments.

        We offer a wide range of advanced imaging services, including:

        • Angiography
        • Cardiac doppler studies
        • Cardioversion
        • CT scans
        • Echocardiography
        • Vascular testing
        • Venous and arterial duplex scanning

        St. Catherine of Siena Hospital offers quick, painless and non-invasive screenings to detect early-stage lung cancer.

        Schedule a lung cancer screening

        Laboratory Services

        The clinical laboratory at St. Catherine of Siena Hospital is a full-service clinical and anatomical pathology laboratory that offers inpatient and outpatient testing services. The facility is fully accredited by the Joint Commission. It is licensed and approved by the New York State Department of Health.

        Call 631-862-3053 for more information.

        Our team of highly skilled professionals provides the accurate, timely and appropriate test results you and your doctor rely on to address your health concerns. We offer fast, walk-in service with no appointment needed. Most testing is performed on-site with results available the same day.

          Services include:

          • Anatomic pathology
          • Blood bank and transfusion services
          • Clinical chemistry
          • Coagulation testing
          • Cytopathology
          • Diagnostic immunology
          • Microbiology
          • Surgical pathology
          • Therapeutic drug testing and endocrinology
          • Urinalysis

          Frequently Asked Questions

          Yes. New York State regulations require that the lab receive a written order from your physician for any laboratory services you receive.

          Fasting is only required for certain tests such as glucose (sugar) or lipids (cholesterol & triglycerides & HDL). Ask your physician or call the lab for more information, including instructions about medications you are currently taking.

          Your test results are sent automatically to the ordering physician. You can also make arrangements to have your results sent to any other physicians involved with your health care.

          Radiology & Lab Locations

          St Catherine of Siena Hospital

          St. Catherine of Siena Hospital Radiology

          Smithtown, NY Imaging/Radiology


          St. Catherine of Siena Hospital Laboratory

          Smithtown, NY Lab