Our Team

Windmill Wellness Staff

Shannon Malish

Founder

Dmitry Listengarten, M.D.

Medical Director

Melissa Woolsey

Director of Utilization Management

Heidi Cullen, RN

Director of Nursing

Debbie Roach

Director of Human Resources

Julianna Santiago

Director of Field Operations and Admission

​Casey Arrillaga

Team Leader for Education and EAP Relations, Therapist, LCSW, LCDC

Shankar Poncelet

IT

Quintin Santiago

Activities Coordinator

Sarah Viles

Therapist, LMSW

Emily Youngblood, DC, DACNB, PAK, QNCP

Chiropractor, Neuro-Emotional Technique

Tony Leal

Recovery Coach Coordinator

Jeremy Simon

Therapist, LPC

​ Johanna Sikaffy

Therapist, LPC, IOP Manager

Sheli Schmidt

IOP Therapist, LMSW

Haleigh Castillo

Therapist, LMSW

Ani Narasimhan

CEO

Brett Sleyster

CFO

Francisco Velasquez

Therapist, LPC-S

Nate Morgan

Therapist, LPC Program Coordinator

Elizabeth Henderson

Therapist, LMSW