ATCNE - Key Persons


Adam Tucker - CEO

Job Titles:
  • Chief Executive Officer
Adam Tucker takes a vision and makes it reality through passion and empathy for his clients and staff. As Chief Executive Officer of the Addiction Treatment Center of New England Adam strives to help all individuals struggling to see the light in the wake of addiction. Adam lives by the words "love others until they can love themselves, hold hands when they don't want to be held, and construct visions for individuals who have none." It is Adam's hope that he and his team can expand awareness on the disease of addiction and help to attack this disease within the Allston Brighton Community. Previously, as The Addiction Specialist for The White House Office of National Drug Control Policy, Adam had the honor of advising the Executive Office of the President on federal level addiction policy. In his professional career Adam began as a clinician in the substance use field and has held Director level positions in various levels of care. Adam holds a MS in Professional Counseling from Grand Canyon University and a BA in Psychology from the University of Tennessee, Knoxville. In his free time Adam loves to spend time with his wife Briana and two daughters, Charlie and Adeline. Adam is also an avid sports fan and loves to spend time running and exploring nature.

Brittney McCauley

Job Titles:
  • Lead Clinician
​Brittney McCauley, LICSW, completed her master's degree in social work from Boston College in 2019. Brittney had been an intern at ATCNE in 2018 and was hired as a staff clinician in May of 2019 following her graduation. Brittney obtained her LICSW licensure in July of 2022 and has since assumed the role of Lead Clinician at ATCNE. Brittney is passionate about and specializes in client advocacy and social justice in the workplace.

Claire Decker

Job Titles:
  • Recovery Coach
Claire Decker is a recent addition to the treatment team at Addiction Treatment Center of New England. In her role as a Recovery Coach, Claire draws from her personal recovery experience as well as her vast knowledge of pathways to recovery and community resources to benefit the clients that she works with. She delivers a person-centered approach to her work with clients by utilizing motivational interviewing to build rapport with clients and encourage clients to identify and prioritize their needs.

Dan Millner

Job Titles:
  • Clinical Director
Dan is the Clinical Director at the Addiction Treatment Center of New England and has been in this role since July of 2019. Previously, he was the Clinical Director for over 6 years of a shelter-based addiction treatment program serving homeless individuals and has also worked in various residential and outpatient community mental health programs. Dan integrates a focus on Family Systems Theory as well as other behavioral approaches into clinical supervision and program development at ATCNE. Dan holds a MA in Counseling Psychology from Boston College and a MS in Psychology from Carnegie Mellon

Ellen Marshall

Ellen is a Staff Clinician at the Addiction Treatment Center of New England who has been with the agency since June 2021. Ellen is a recent graduate of Boston University School of Medicine's Mental Health Counseling and Behavioral Medicine Master's Program and is a current Licensed Mental Health Counseling (LMHC) candidate. Ellen's training in behavioral medicine and previous experience in neuropsychology research has contributed to her interest in neuroscience-informed counseling theory. Ellen has integrated these approaches in her two years of experience in outpatient addiction treatment. ​

Greg Hilgeman

Greg Hilgeman (he/him/his) has been a clinician with ATCNE since October 2021. The Ohio native attained his Bachelor of Arts in Music Composition from Ohio University. Before completing a Master of Social Work at Simmons University, Greg extended five years of servicing people through differing mental health provisions. He has worked alongside a myriad of populations in inpatient, residential, and community settings, as well as volunteering for crisis support online. Greg attends to a genuine person-centered, ethical, skills-based approach.

Irene Reed

Job Titles:
  • Nurse
Irene joined ATCNE in 1999 as a Per-Diem nurse. She transitioned to full-time in 2015 and is currently the Lead Nurse. Previously, she worked at a crisis stabilization unit (CSS), and with the Veteran's Homeless Shelter in Boston, Ma. Irene graduated from Youville Hospital's School of Nursing in 1996. In her free time, she volunteers at the South Shore Humane Society and travels annually to the Parodi Cat Refuge in Italy. She enjoys nature and taking walks.

James Henkhaus

James Henkhaus began working at ATCNE as a clinical intern in 2020 and was hired as a full time clinician post graduation. James is a graduate of the Boston Graduate School of Psychoanalysis' Master's of Mental Health Counseling program and is currently a Licensed Mental Health Counseling (LMHC) candidate. James' psychoanalytic training has inspired his client centered, relational approach, and he is pleased to be able to offer this unique psychodynamic approach in community mental health settings. Working at ATCNE, his focus is helping individuals from all walks of life grow and mature intellectually and emotionally in a therapeutic manner along their pursuit of recovery.

Janet O'Donnell

Job Titles:
  • Controller
​A graduate of Bridgewater State College with a BS Accounting, Janet started her career in public accounting as an auditor, specializing in compliance and financial statement audits. Janet has known the company for 20 years, first as the auditor for Addiction Treatment Center and currently the Controller at Addiction Treatment Center. She enjoys knowing that there is a purpose to her work by working toward the mission of the company. Janet enjoys spending time with her family, the beach and traveling.

Jennifer McCray

Job Titles:
  • Business Manager
  • Compliance Officer
​​Jennifer McCray has worked in the field of substance abuse for 24 years in various roles, including case manager, clinician, and operations coordinator. Jennifer received her BA in Human Services from UMass Boston, where she also earned a CADC. She has been the Business Manager/Compliance Officer at ATCNE since 2020.

Jill McCaughey

Job Titles:
  • Billing Specialist

Jonathan Kolodziej

Job Titles:
  • Project Manager
  • TAT Project Manager
Jonathan is a Project Manager at the Addiction Treatment Center of New England for the Transitional Assistance to Treatment Program (TAT). The TAT Program's goal is to assist in overcoming the many barriers that affect immediate access to recovery and treatment programs. Jonathan is a Social Worker and Peer-Support Specialist. Jonathan assists clients through an empathetic lens of lived experience with addiction and recovery. As part of the TAT Program, Jonathan conducts outreach to local area hospitals and detoxes. Through the TAT Program, Jonathan conducts street outreach to the Mass and Cass area on a weekly basis. Also, he serves as the co-chair on the Social Justice Committee at ATCNE. Jonathan has a MSW and BA in History from Boston College. Jonathan spends his free time with his dog Lefty and his cat, Lionel. Jonathan loves Boston sports and hiking with his dog. Jonathan has a strong commitment to social justice and enjoys organizing in the community.

Kandace Small

Job Titles:
  • Nurse

Karen Albert

Karen Albert holds a Masters degree from Lesley University. She is a staff clinician with over thirty-five years experience. Karen joined ATCNE in October, 2000 after holding previous positions in privately and state funded Addiction Recovery inpatient and outpatient programs. Karen is experienced and continues to use her skills in Motivational Interviewing, CBT, Group and Individual Therapy, and Dual Diagnosis, with a focus on Relapse Prevention and/or Harm Reduction. Karen is an avid reader and lives on the South Shore of Boston with her husband and a new Bichon Frise' puppy, Zoey. Her three children and eight grandchildren keep her constantly on the go.

Kat Niven

Kat Niven is a staff clinician at ATCNE and a recent graduate of Boston College's Mental Health Counseling Master's program. Kat began her work with the agency as an intern in August 2021 and remained on as a part time clinician post-graduation. Kat's work in anxiety, trauma, and executive functioning research at McLean Hospital, paired with a creative arts background shape Kat's approach to counseling. Kat brings a trauma informed, feminist lens into the program of recovery she develops with clients.

Kate Haworth

Job Titles:
  • Clinical Supervisor
​Kate Haworth (she/her) is a Licensed Independent Clinical Social Worker (LICSW) with over 10 years of experience working in the field of addiction. Kate earned her master's degree at Simmons University and has served clients in multiple integrated-care settings, including Boston Medical Center, Harvard Vanguard Medical Associates, and Habit OPCO. Kate joined ATCNE as a clinician in 2019 and was promoted to Clinical Supervisor in 2021. Kate shares supervisory duties with ATCNE's Clinical Director and oversees ATCNE's Clinical Internship Program. Kate is dedicated to developing potential in both staff and clients, and empowers clients to be courageous, vulnerable, and honest in the therapeutic process to build personal accountability and change.

Khadijah Abiola

Job Titles:
  • Nurse

Kyle Medeiros LADC II

Job Titles:
  • Counselor and Recovery Coach
Kyle Medeiros LADC II is licensed counselor and recovery coach dedicated to the delivery of clinical services. An Addiction Counseling Education Program of UMASS Boston graduate, Kyle is enthusiastic and passionate about addiction treatment. He is a person who is committed to understanding each individual client and their individual needs. His hobbies include kayaking, playing football, and watching football. Kyle is always encouraging clients to take practical action and remember the wellness basics: Sleep Water Food Friends. Kyle delivers individual and group counseling that is client centered and engaging.

Mari Stackpoole

Job Titles:
  • Nurse Practitioner
Mari Stackpoole graduated from the MGH Institute of Health Professions with a Master of Science in Nursing in 2009. Mari has been working in the addiction field for 25 years. Mari's specialties include the biopsychosocial model of treatment for addiction, primary care and mental health diagnosis. Current active licenses include ANCC Adult and Geriatric NP, BLS/AED/CPR Health Care Provider, American Academy of Health Care Providers- Certified Addictions Specialist (CAS), Licensed Alcohol and Drug Counselor Level 1 ( LADC-1), Certified Addictions Registered Nurse Advanced Practice (CARN-AP), and Masters Addiction Counselor (MAC). Mari is a current member of the Honor Society of Nursing - Sigma Theta Tau International.

Robin Reed

Job Titles:
  • Medical Director
Dr. Reed believes "Recovery is a journey, and everyone deserves respect and compassion on that journey." As Medical Director of the Addiction Treatment Center of New England, Robin strives to provide safe care in a collaborative team environment that supports clients goals. Community awareness on the disease of addiction and the therapeutic options are constantly growing, and there continues to be a place for maintenance programs in our medical tool kit. Dr. Reed has had significant experience in addictions services beginning with her Internal Medicine Residency at Harlem Hospital Center in New York City, followed by a long tenure at the Commonwealth of Massachusetts' Lemuel Shattuck Public Health Hospital caring for indigent populations, many with mental health and substance use disorders. She has also served as MRO at the MBTA's Medical Division. Dr. Reed earned her BA in Psychology from Stanford University, CA and her MD from New York University Medical School, NY. She holds a certificate in Integrative Medicine from the University of Arizona, Suboxone Waiver Certification, and an MBA from Northeastern University. Her current interest is in becoming a Qi Gong/Tai Chi instructor for senior health and supplemental treatment of mood disorders and PTSD.

Stepha Speed

Job Titles:
  • Director of Nursing
  • Nursing Director
Stepha is the Director of Nursing at ATCNE. Previously, she was the Nursing Supervisor for Boston CTC, formerly known as Habit Opco. She has more than 10 years experience treating patients with SUD. She has an Associate Degree of Science in Nursing from Quincy College and degrees in Economics and Political Science from Tufts University.

Vernon Mills

Job Titles:
  • Licensed Addiction Counselor
Vernon Mills is a Licensed Addiction Counselor 1 and a Staff Clinician at ATCNE. He has been working at ATCNE for 22 years, since July of 2000. Prior to working at ATCNE, Vernon worked for four years providing counseling services for dual diagnosed clients in a residential treatment facility. He has 26 years of experience working with substance abusers and individuals with mental health issues. Vernon is committed to his field and he enjoys working with the clients. He loves music, traveling, reading, and writing in his spare time.

Walden Floyd

​Walden is a staff clinician at the Addiction Treatment Center of New England and has been with the agency since completing her internship here in 2021. Walden graduated from the University of Massachusetts-Boston Mental Health Counseling Master's program, where she focused on research in both addiction and trauma-informed approaches to counseling. Walden incorporates these focuses and her training to inform her practice in outpatient addiction treatment.

Will Barry

Job Titles:
  • Intake Coordinator
  • Intake Coordinator & Admin. Asst.
​Will Barry (he, him, his) is the Intake Coordinator and Administrative Assistant at ATCNE. He has over twelve years experience working at ATCNE, welcoming on new clients, assisting with health insurance eligibility and billing, tech support and license and regulatory compliance. He grew up in Cambridge, MA and graduated from Boston College with a BA in English and Music. In his free time, he enjoys playing guitar and various other things with strings.