Our Staff

Sierra Tucson – Ranked #1 in Newsweek’s list of Best Addiction Treatment Centers in Arizona for 2020!

Sallie Tyrrell, MS, NCC, LPC, LASAC, SEP

Somatic Experiencing® Practitioner

Sallie Tyrrell serves as a Trauma Therapist utilizing her training as a certified Somatic Experiencing® Therapy Practitioner (SEP). She draws upon her SE, EMDR, & NARM training as she works in collaboration with the residents. Sallie gained her counseling degree at Purdue University. Her areas of interest include eldercare, trauma in Veterans, and addictions. Prior to her work at Sierra Tucson, Sallie worked with addictions in Eldercare, Alzheimer’s patients and families, Life Coaching, and as a Massage Therapist since 1998. She has been a past speaker of mental health issues at over 30+ engagements. Sallie has served as a Board Member of the YMCA, Rotary International, Junior League, and developed and served on the board of Alice’s Halfway House.

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The time spent at Sierra Tucson was the true beginning of my journey. Not only did I overcome my addictions, but I began to focus on the root causes that created my compulsions. I understand myself so much better now.

– Anonymous Client
We work with
  • Aetna
  • Beacon Health Options
  • Cigna
  • United Healthcare
Marks of Quality Care
These accreditations are an official recognition of our dedication to providing treatment that exceeds the standards and best practices of quality care.
  • Equine Assisted Growth and Learning Association (EAGALA)
  • GeneSight
  • National Association of Addiction Treatment Providers (NAATP)
  • National Association of Psychiatric Health Systems (NAPHS)
  • Neurostar
  • The Joint Commission (JCAHO) Gold Seal of Approval