WE'RE TRANSFORMING NEUROSURGERY WITH REAL TIME IMAGING

Learn more

THE FIRST AND ONLY BABY-FRIENDLY HOSPITAL IN SUFFOLK COUNTY

We believe in optimal nutrition–breastfeeding—and we ensure you have all the support you need before and after.

Supportive Maternity Services

BREAST HEALTH CARE—BE MINDFUL STARTING NOW.

Learn from our expert care team, including a breast radiologist, breast surgical oncologist and reconstructive/cosmetic breast surgeon.

Learn More

Great Place to Work

Our employees have spoken! Newsday has named CHS a 2018 Top Workplace on Long Island. See what makes our employees the heart and soul of CHS. Join our team!

Read More

2019 Annual Golf Classic

Monday, July 1

Learn More

Find a Doctor

Find a doctor affliated with CHS and St. Catherine of Siena Medical Center

Find

Locations & Directions

St. Catherine of Siena Medical Center is located at 50 Route 25A, Smithtown, New York

Map Your Directions

Request an Appointment

Submit a simple appointment request online and one of our representatives will be in contact with you.

Start Here

CHS MyChart

Register with CHS eHealth, our secure electronic medical record (EMR) to access your health records.

Register Your Account Today

Browse Services and Programs

Newsday Names CHS a Top Workplace on Long Island!

See what makes our employees the heart and soul of CHS. Join our team!

Read More

News & Events

St. Catherine Receives the 2019 Gold Plus Award

July 2, 2019

St. Catherine of Siena Medical Center has received the 2019 American Heart Association/American Stroke Association’s Get With The Guidelines®-Stroke Gold Plus Quality Achievement Award.

Golf with St. Catherine on July 1

May 10, 2019

The Foundation at St. Catherine of Siena Medical Center will host its 17th Annual Golf Classic on Monday, July, 1, 2019, at the Huntington Golf Club, chaired by Foundation Board Member Gary Carpenter.

View All Events