Center Moriches High School Home
Center Moriches High School
An International Baccalaureate World School
311 Frowein Road
Center Moriches, NY 11934
Phone: (631) 878-0092
Fax: (631) 878-1796
School Hours for Students: 7:20 am – 2:25 pm *Includes extra-help period
- Marissa Mangogna, High School Principal
mmangogna@cmschools.org - Michael Koscinski, Interim Assistant High School Principal
mkoscinski@cmschools.org - Jeremy Thode, Director of Health, PE, Athletics & Campus Safety & Management
jthode@cmschools.org - Ninoska Slifstein, Senior Office Assistant / Spanish Speaking / ENL Coordinator
nslifstein@cmschools.org - Jessica Donato, Attendance Office
jdonato@cmschools.org - Kelly Kavanagh, Social Worker
kkavanagh@cmschools.org - Lynda Trujillo, Psychologist
ltrujillo@cmschools.org - Miranda Geraci, School Nurse
mgeraci@cmschools.org
Quick Links
Flyers and Notices
Current News
September 25, 2026
Homecoming Parade Announcement
Good afternoon Center Moriches community,Based on recent weather reports, our Homecoming Parade start time has changed. We will begin at 5:30 PM from the St. John's Church parking lot and end at th...
September 23, 2026
Center Moriches Homecoming Schedule & Weather Contingency Overview
Dear Parents and Community Members, As we approach one of the most anticipated highlights of the school year, I want to warmly welcome all of our families, students, staff, and community members to...
September 23, 2026
EDSAFE AI Alliance District Policy Lab Grant
We are pleased to announce that Center Moriches School District has been selected for Cohort 3 of the EDSAFE AI Alliance District Policy Lab, a national initiative supported by Google. Over the nex...
