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Merry Christmas from the Mountainside team!
Mountainside Treatment Center

Clinical Team

Licensed and credentialed clinicians with extensive experience in the field of substance abuse treatment guide you through the stages of early recovery and into a life full of possibility.

Leadership Team

Alexandra Helfer
Chief Clinical Officer
LPC, LMHC, LADC, CASAC Master
Seon Kim
Seon Kim
Clinical Director
LMFT
Lisa Westerson
Lisa Westerson
Director, Residential Services
LCSW

Detox Team

Lauren Johnson
Director of Acute Residential Services
LPC
Devon Hawes
Detox Senior Clinician
CAC

Residential Team

Ariana Cardozo
Senior Clinician
LCSW, EMDR
Jaclyn Tanner
Senior Clinician
LPC, NCC
Michelle Bacetti
Michelle Bachetti
Clinician
LMSW, MSW
Marissa Bascom
Marissa Bascom
Clinician
LPCA, M. Ed.
Nicole-Cordani
Nicole Cordani
Clinician
CAC, M. Ed.
Jeremy LeBlanc
Clinician
CAC
Justin Ungar
Justin Ungar
Clinician
LPC
Alyssa Unikewicz
Alyssa Unikewicz
Senior Clinician
LPC
Frank Watkins
Clinician
LPC
John Fleming
John Fleming
Recovery Support Clinician
DARC
Ricky Tyson
Ricky Tyson
Recovery Support Senior Clinician
CAC, CPRS

Outpatient Services Team

Anthony Nave
Anthony Nave
Clinical Director, Outpatient Services
LCSW
Brittanie Cavanaugh
Brittanie Cavanaugh
Senior Clinician
LPC, LADC, CASAC-M, CCS
Erin O’Neil
Program Manager, Outpatient Services — Canaan
LCSW
Lauren Peterson
Lauren Peterson
Clinician
LMSW, LADC
Kristin Hankins
Kristin Hankins
Program Manager, Outpatient Services — Wilton
LPC
Jana-Wu
Jana Wu
Program Manager, Outpatient Services — Chappaqua
LCSW, LADC, ICADC, CASAC-2
Daniel Sexton
Clinician
CASAC 2, LMHC, ICADC, M.S.
View the Rest of the Mountainside Team

Speak with an Advisor in Confidence

800 500 0399
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Canaan

187 S Canaan Road
Canaan, CT 06018

860 824 1397
Wilton

372  Danbury Road

Wilton, CT 06897

203 665 1148
New York City

243 West 18th Street

New York, NY 10011

646 650 5080
Huntington

141 E Main Street

Huntington, NY 11743

631 456 4646
Chappaqua

480 N Bedford Road

Chappaqua, NY 10514

914 534 6030
Ramsey

500 N Franklin Turnpike, Suite 302

Ramsey, NJ 07446

201-500-9619
Mountainside is proud to be 1 of only 7 addiction treatment centers in the United States to hold a 3.7 ASAM certification as well as dual accreditation from CARF International and The Joint Commission.
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