The Pioneer Team

Meet the Visionaries Behind Your Care

Meet the experienced clinicians and professionals dedicated to providing compassionate, personalized care and supporting you at every step of your journey.

Keith Stanley

Keith Stanley

Clinical Director
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Joshua Iwanicki

Joshua Iwanicki

Program Director
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Joshua McPhail

Joshua McPhail

Program Director
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Kaiti Los

Kaiti Los

Director of Client Care
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Courtney Supple

Courtney Supple

Primary Therapist
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Erica Byrd

Erica Byrd

Primary Therapist
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Mary Tessier

Mary Tessier

Primary Therapist
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Danielle Cousineau

Danielle Cousineau

Primary Therapist
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Madison Ducote

Madison Ducote

Primary Therapist
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Alicia Dunning

Alicia Dunning

Primary Therapist
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Candace LaFever

Candace LaFever

Primary Therapist
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Keith Walsh

Keith Walsh

Case Manager / Alumni Coordinator
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Holly Seibert

Holly Seibert

Case Manager
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Emilia Hebert

Emilia Hebert

Program Director
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Felicia Chovanec, LCSW

Felicia Chovanec

Clinical Director
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Leticia

Leticia Flores

Primary Therapist
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Barbara Allen

Barbara Allen

Primary Therapist
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Susan Newberry

Susan Newberry

Case Manager
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Susan Newberry
Case Manager

Susan Newberry

Susan Newberry is a Certified Alcohol and Drug Counselor (CADC), Certified Co-Occurring Disorders Professional (CODP I), and Certified Recovery Coach (CRC) with a passion for helping individuals overcome substance use and mental health challenges.

Drawing from both professional expertise and more than 11 years of sustained recovery, Susan provides compassionate, person-centered support that empowers people to build healthier, more fulfilling lives. She is committed to meeting people where they are and helping them discover hope, resilience, and lasting recovery.

"The goal of recovery is not to become normal. “Normal” Is a setting on a dryer. The goal is to become the best version of you and finding it is a journey, never a destination."

Barbara Allen, LPC, CADC, CTP
Primary Therapist

Barbara Allen, LPC, CADC, CTP

Barbara is a Licensed Professional Counselor (LPC), Certified Alcohol and Drug Counselor (CADC), and Certified Trauma Professional (CTP) who specializes in treating substance use disorders, trauma, and co-occurring mental health conditions. She earned her Master of Arts in Clinical Psychology-Counseling Practice from Roosevelt University and has completed specialized training in Dialectical Behavior Therapy (DBT).

Barbara has experience providing individual and group therapy in community mental health settings, working with adolescents and adults facing substance use, anxiety, depression, trauma, and other mental health challenges.

She utilizes an integrative, evidence-based approach that incorporates CBT, DBT, Motivational Interviewing, and person-centered therapy to help clients build resilience, develop healthy coping skills, and achieve meaningful, lasting change.

Leticia
Primary Therapist

Leticia Flores

Leticia is a compassionate Primary Therapist with over 13 years of experience in the mental health field. She earned her Associate’s degree in Early Childhood Development from Quinsigamond Community College, Bachelor’s degree in Psychology from Worcester State University, and Master of Social Work with a concentration in Trauma from Boston College.

She is trauma certified and EMDR trained, with experience across inpatient psychiatry, crisis services, residential treatment, substance use treatment, PHP/IOP, schools, and private practice. She especially enjoys working with adults, trauma survivors, and clients who wish to explore faith as part of their healing journey.

Leticia incorporates CBT, DBT, psychodynamic, attachment-based, solution-focused, and EMDR approaches while tailoring therapy to each individual. She believes therapy is not about being “fixed,” but about better understanding yourself, your experiences, and your patterns so you can make meaningful changes.

Leticia values authenticity and believes in keeping therapy real—creating a space where clients can be themselves, have honest conversations, feel supported without judgment, and also be challenged when needed. Her goal is for clients to feel genuinely understood while becoming more confident and empowered in their own growth.

“God, grant us the serenity to accept the things we cannot change, courage to change the things we can, and wisdom to know the difference.”
— The Serenity Prayer
Felicia Chovanec, LCSW
Clinical Director

Felicia Chovanec

Felicia Chovanec, LCSW, is a Licensed Clinical Social Worker dedicated to helping individuals overcome life’s challenges with compassion, empathy, and evidence-based care. She believes that everyone deserves a safe, supportive environment where they can feel heard, understood, and empowered to make meaningful changes.

Felicia has worked in the field for seven years, including experience in community mental health as a Clinical Supervisor for a treatment program. In this role, she has had the privilege of supporting individuals facing substance use disorders, co-occurring mental health conditions, and life’s many challenges while also providing clinical leadership and supervision to fellow professionals.

This experience has strengthened her commitment to providing compassionate, high-quality care to every client.

“Be the change you wish to see in the world.”
Emilia Hebert
Program Director

Emilia Hebert

Emilia is passionate about helping individuals navigate their recovery journey with support, respect, and understanding. She believes in meeting people where they are and building genuine connections that foster trust and growth. As a person in recovery herself, she truly values helping others find their path.

She works closely with each person to connect them to the resources they need while encouraging positive change and long-term stability. Recovery isn’t easy, but no one has to do it alone—she’s here to support every step forward.

“Stay golden.”
Holly Seibert
Case Manager

Holly Seibert

Holly brings compassion, organization, and dedication to her role as a Case Manager. She has experience helping clients navigate important processes such as FMLA paperwork, SNAP benefits, and access to supportive services. Holly is committed to ensuring clients feel guided and empowered while addressing complex systems that often feel overwhelming.

In addition to her professional expertise, Holly leverages her own sobriety journey to build authentic rapport and provide a deeper level of understanding and support. She approaches her work with empathy, patience, and a genuine belief in each client’s capacity for growth and change.

Holly’s goal is to create a safe, supportive space where clients feel heard, understood, and equipped to move forward in their recovery and overall well-being.

“I am large, I contain multitudes.”
— Walt Whitman
Keith Walsh
Case Manager / Alumni Coordinator

Keith Walsh

Keith is a dedicated parent to a ten year old daughter, and he values and implements physical fitness, time spent outdoors, and nutrition in his work.

Keith uses his lived experience with his own personal recovery journey and his continued education to help others achieve wellness. Keith has been in the mental health and substance use disorder field for over eight years.

Candace LaFever
Primary Therapist

Candace LaFever

Candace is a dedicated and compassionate Masters-level clinician who blends clinical skill with authentic connection. She holds a B.A. in Psychology from Bay Path University and completed her M.S. in Rehabilitation Counseling with a focus in Clinical Mental Health Counseling at UMass Boston.

A Certified Peer Specialist with a background in crisis counseling and peer support, Candace brings a unique perspective to her work—meeting clients where they are with empathy, insight, and a strengths-based approach. She is also trained in Reiki, valuing the mind-body connection in healing.

Candace is passionate about helping individuals find stability, purpose, and resilience through evidence-based practices, humor, and human connection. Whether leading group therapy or working individually with clients, she strives to make treatment both meaningful and approachable.

“Until you make the unconscious conscious, it will direct your life and you will call it fate.”
— Carl Jung
Alicia Dunning
Primary Therapist

Alicia Dunning

Alicia Dunning, a Masters-level clinician at Pioneer Behavioral Health, is very passionate about helping people with substance use disorders and mental health issues. Alicia has been in the field for years, has her Masters in Clinical Mental Health Counseling, as well as in route to obtaining her license in alcohol & drug counseling (LADC).

As someone who has extensive experience in the addiction field and has personally lost her father to addiction, Alicia is dedicated to helping others who are struggling and in need of support on their recovery journey.

Alicia makes it a goal to assist others in finding the root of their addiction and mental health issues, and help them strive towards obtaining a more freeing lifestyle.

“Addiction is giving up everything for one thing, Recovery is giving up one thing for everything.”
Madison Ducote
Primary Therapist

Madison Ducote

Madison is a mental health professional at Pioneer Behavioral Health, where she supports individuals navigating substance use and co-occurring challenges. She holds a Bachelor’s degree in Psychology from Arizona State University and is currently pursuing a Master’s degree in Clinical Counseling at Bellevue University, working toward licensure as a therapist. With experience across multiple levels of care—including detoxification, Clinical Stabilization Services (CSS), Partial Hospitalization Programs (PHP), and Intensive Outpatient Programs (IOP)—she brings a strong, well-rounded clinical perspective to her work.

Throughout her career, Madison has worked with diverse populations, beginning with children, then supporting individuals navigating substance use disorders, and later working within the Massachusetts correctional system. These experiences have shaped a compassionate, structured, and person-centered approach that emphasizes accountability, skill-building, and meaningful change.

She is dedicated to creating a supportive and engaging environment where individuals feel empowered to grow and sustain their recovery.

Danielle Cousineau
Primary Therapist

Danielle Cousineau

Danielle earned her Master of Science (M.S.) degree from Springfield College and brings her expertise as a Master’s-level clinician to support clients in their recovery and wellness goals. She brings over five years of experience in the mental health field, including work in crisis intervention and outpatient therapy. Her clinical approach is grounded in evidence-based practices like DBT and CBT, with a strong focus on helping individuals tap into their strengths and work toward their personal goals.

In addition to her professional training, Danielle draws from her own lived experience with mental health, which allows her to connect with clients in a genuine and compassionate way. She’s committed to creating a space where people feel safe, supported, and truly heard. Danielle meets clients where they are, offering care that is nonjudgmental, affirming, and paced to honor each person’s journey and resilience.

“I’ve learned that people will forget what you said, people will forget what you did, but people will never forget how you made them feel.”
Mary Tessier
Primary Therapist

Mary Tessier

Mary Tessier is a dedicated and compassionate therapist who brings both clinical knowledge and authentic human connection to her work. She holds a B.A. in Psychology from the University of Massachusetts Amherst and is currently pursuing her M.S. in Clinical Mental Health Counseling at Bay Path University. With years of experience in the mental health field—including inpatient care, emergency crisis response, and psychiatric team support—Mary draws from a deep well of both professional expertise and personal insight.

Having navigated her own experiences with depression and anxiety, Mary approaches therapy with empathy, humility, and a genuine appreciation for the complexity of the human experience. She primarily utilizes CBT-based models while also integrating psychodynamic perspectives, holistic practices, and kindness at the core of her work. Her goal is to help clients feel seen, supported, and empowered as they move through their healing journey.

Mary finds true fulfillment in creating meaningful therapeutic relationships and guiding individuals as they rediscover their strength. Outside of work, she enjoys baking, crafting, reading, and spending time with loved ones.

“I hope you live a life you’re proud of. If you find that you are not, I hope you have the strength to start all over again.”
— F. Scott Fitzgerald
Erica Byrd
Primary Therapist

Erica Byrd

Erica is a Licensed Master Social Worker (LMSW) specializing in mental health, substance use and addiction, and community-based therapy for individuals and families. Her background in foster care, functional family therapy, and child welfare informs her trauma-informed, strengths-based, and solution-focused approach.

At Pioneer Behavioral Health, Erica works with clients from all backgrounds in a non-judgmental, empathetic, and creative manner, helping them navigate life’s challenges. She often reminds clients that life isn’t black and white… and we are here to support them through the gray areas.

“Your life is your story. Write well, edit often.”
— Susan Statham
Courtney Supple
Primary Therapist

Courtney Supple

Courtney holds a Master’s degree from Smith College School for Social Work and is a Licensed Clinical Social Worker. Prior to Courtney’s current role with Pioneer Behavioral Health, Courtney was the Clinical Director at CHD’s Aster House, a dual-diagnosis recovery home in South Hadley serving people with moderate to severe mental health and substance use challenges.

Courtney also served as a Clinical Team Lead with BHN’s Adult Community Clinical Services in Westfield, a group therapist at MiraVista Behavioral Health Hospital in Holyoke, and a therapist at the VA in Greenfield.

Courtney works with people who feel stuck, overwhelmed, or unsure of how to move forward. Courtney specializes in working with clients who use substances, food, spending, sex, relationships, or work to cope with the symptoms of complex trauma and other mental health conditions. Courtney is trained in EMDR, IFS, 12-Step Recovery, mindfulness, and somatic approaches to healing.

Courtney helps clients let go of what is no longer helping them and build tools that support who they are becoming. Courtney brings warmth, humor, honesty, and deep compassion to the work. Courtney is not afraid to go to the hard places with clients.

Working with Courtney provides a space where clients can be their full selves—messy, brilliant, hurting, and healing.

Kaiti Los
Director of Client Care

Kaiti Los

Kaiti Los is deeply committed to assisting those affected by substance use disorders (SUD) and mental health issues. With personal experiences of substance abuse disorder and chronic depression, and having witnessed its impact on close family members, Kaiti dedicated herself to the path of recovery.

This journey included various treatment settings, especially following the tragic loss of her father to the disease. Despite being labeled a chronic relapser, Kaiti maintained hope and has achieved long-term recovery. Kaiti incorporates yoga, meditation, and other evidence-based practices into her daily routine to support her ongoing recovery.

With 3 years of professional experience in the field, Kaiti leverages her sensitivity and openness about her journey to help others overcome the isolation that often accompanies substance abuse disorder and depression.

“The opposite of addiction is connection.”
— Johann Hari
Joshua McPhail
Program Director

Joshua McPhail

Josh is a dedicated mental health and substance use disorder professional with over a decade of experience supporting individuals on their recovery and wellness journeys. Known for a thoughtful challenge-based approach, he encourages personal growth by helping others recognize their strengths, overcome obstacles, and build resilience.

With a consistently positive and optimistic outlook, Josh fosters a supportive environment that promotes hope, empowerment, and meaningful change. As a Program Director, Josh is committed to delivering high-quality care while inspiring both clients and staff to achieve their fullest potential.

“You cannot teach a man anything, you can only help him find it within himself.”
— Galileo Galilei
Joshua Iwanicki
Program Director

Joshua Iwanicki

Josh is dedicated to helping individuals in their recovery journey as a Program Director at Pioneer Behavioral Health, where he supports clients in outpatient mental health and dual diagnosis treatment. He holds a bachelor’s degree in psychology, is a Licensed Drug and Alcohol Counselor, and is currently pursuing a master’s degree in social work at Westfield State University.

Josh began his career in behavioral health through inpatient treatment, starting in operational support before transitioning into direct counseling and eventually serving as a primary therapist. This progression gave him a unique, well-rounded perspective—seeing firsthand both the structural and clinical sides of care. Through these experiences, he developed a strong appreciation for the complexity of recovery and the importance of meeting individuals where they are.

At the heart of Josh’s work is a belief that healing begins with connection. He is driven by a deep commitment to fostering trust, empowering clients to discover their strengths, and helping them navigate challenges with compassion and resilience. His approach blends clinical knowledge with empathy, ensuring that clients feel supported not only in their recovery but also in their growth as whole individuals.

Outside of his professional work, Josh continues to expand his knowledge through his graduate studies, research, and collaboration with colleagues in the field. He is passionate about contributing to the evolving landscape of behavioral health, with the goal of creating more accessible, person-centered care for all.

“While it is always great to believe in oneself, a little help from others can be a great blessing.”
— Uncle Iroh
Keith Stanley, LICSW
Clinical Director

Keith Stanley, LICSW

Keith Stanley, LICSW, is the Clinical Director at Pioneer Behavioral Health, where he leads with a deep commitment to supporting individuals facing mental health challenges and substance use disorders. He holds a Master of Social Work (MSW) from Salem State University and brings over a decade of experience in the behavioral health field.

Keith’s professional background includes extensive work in both individual and family counseling, where he developed a strong clinical foundation and a person-centered approach. He is passionate about helping clients recover, grow, and regain a sense of purpose. His leadership is grounded in the use of evidence-based treatment models, which he integrates into programming to enhance outcomes and promote long-term wellness.

Dedicated, compassionate, and results-driven, Keith continues to advocate for comprehensive, effective care that meets clients where they are and empowers them to move forward.

“Recovery is not one giant leap, but a series of small, hopeful steps.”