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About Us

Join Charles River for Evidence-Based Recovery: Uniting Research, Treatment, and Support for Lasting Healing

At Charles River Recovery, we recognize that those who struggle with addiction are our neighbors, friends, and family members. Many of those people are our best and our brightest; people we love and care about. We also recognize that our greatest strengths are in the spirit of our community, the ingenuity in the fields of medicine and technology, and the expertise and heart of our people. With this in mind, Charles River Recovery was founded, offering inpatient detox and clinical stabilization services at our safe and comfortable facility in Weston, Massachusetts. 

At Charles River Recovery, we believe in building a foundation for long-term recovery. The treatment you can expect is personalized, and evidence-based. We utilize all forms of Medication Assisted Recovery and work closely with our community partners for comprehensive, personalized aftercare planning. At Charles River Recovery, we believe it is our responsibility to care for our community. Here, we take care of our own.


Charles River brings evidence-based data and trauma-informed with unprecedented interaction between researchers, clinicians, patients, and their families to give individuals the tools to overcome their dependencies. We work together to provide the rapid introduction of new findings to maximize treatment success and establish the foundation for long-term recovery. Our team is focused on advancing the scientific and medical understanding of addiction and incorporating research and treatment into one setting for effective quality care.

Our Facility

Meet the Team

Chief Marketing Officer

Rebecca Sena

Rebecca Sena, Chief Marketing Officer at Charles River Recovery, has a proven track record of healthcare program development and management…
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Chief Community Relations Officer

George "Slaine" Carroll

George Carroll, Chief Community Relations Officer at Charles River Recovery, has earned a reputation of being a pillar in the New England area…
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Chief Medical Officer

Dr. Ximena Sanchez-Samper

Ximena Sanchez-Samper, MD is a Board- Certified Addiction Psychiatrist who obtained her degree as a psychiatrist at the Mayo Clinic…
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Executive Director

Jessica Conte

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Director Of Nursing

Valerie Andrews

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Our Dedicated Staff

Experience Transformation and Empowerment: Explore Charles River's Mission and Approach to Recovery

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75 Norumbega Rd, Weston, MA 02493

Admissions: (855) 799-1586

Equal Opportunity Employer

Charles River Recovery provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.
Rebecca Sena

Rebecca Sena, Chief Marketing Officer at Charles River Recovery, has a proven track record of healthcare program development and management across New England. Prior to joining Charles River Recovery, Rebecca was the Regional Director of Business Development at Recovery Centers of America where she led business development, community relationships, and strategic planning across various territories and verticals. Rebecca has her undergraduate degree in Visual Arts from Assumption College and is certified in Cultural Diversity Training.

Rebecca’s Charles River Why: “I’m proud to be part of the local team building the foundation for meaningful long-term recovery that meets the needs of the community.”

George "Slaine" Carroll

George Carroll, Chief Community Relations Officer at Charles River Recovery, has earned a reputation of being a pillar in the New England area for his commitment to supporting thousands of individuals in recovery. George dedicates his success to his own recovery from addiction and uses his own story to help others overcome their afflictions. George, also known as Slaine Carroll, is one of Boston’s most notable rappers and is an acclaimed actor appearing in films such as The Town, Gone Baby Gone, and Killing Them Softly.

George’s Charles River Why: “I remember waking up sick everyday watching my friends die and everything that ever meant anything to me leave. To come out the other side and live the life I have today has given me immense gratitude and purpose. There is nothing that fills my heart more than helping people rebuild their lives in recovery.”

Ximena Sanchez-Samper

Ximena Sanchez-Samper, MD is a Board- Certified Addiction Psychiatrist who obtained her degree as a psychiatrist at the Mayo Clinic in Rochester, MN and completed her Addictions Fellowship through the combined Massachusetts General Hospital, McLean Hospital / Brigham and Women’s Hospital Addictions Fellowship program in 2004. Since then, she has treated adults of all ages struggling with mental health and substance use disorders and has also provided care to adolescents and young adults (as well as their families) at both Boston Children’s Hospital and McLean Hospital.

Dr. Sanchez-Samper is a vocal advocate of incorporating Medication Assisted Treatment (MAT) into the comprehensive care of patients of all ages struggling with Opioid Use Disorders and/or Alcohol Use Disorders. She co-authored a book chapter in the Handbook of Office-Based Treatment of Opioid Dependence and published an article in Pediatrics in Review addressing the needs of patients struggling with substance use disorders and their aftermath. Her passion and commitment to her work stems from her desire to honor her own family members who have struggled with mental health and substance use disorders. She is a true believer that “there are different paths to recovery” and that care should be individualized in order to identify and support each person’s course of treatment and recovery process.

Dr. Sanchez-Samper’s Charles River Recovery Why: “I look forward to using my knowledge and love for teaching to serve the Charles River Recovery community.”

Valerie Andrews, RN, BSN, CRRN

Valerie Andrews, RN, BSN, CRRN, is the esteemed Director of Nursing at Charles River Recovery. She earned her Bachelor of Science in Nursing (BSN) from UMASS Boston in 2016. Valerie brings a robust background in acute inpatient rehabilitation and medical-surgical nursing, with significant leadership experience as a Nursing Supervisor at Encompass Health Rehabilitation Hospital of Braintree. There, she specialized in post-acute rehabilitation for patients with spinal cord injuries, motor vehicle accidents, gunshot wounds, and neurological diseases such as strokes, Parkinson’s disease, multiple sclerosis, and traumatic brain injuries (TBIs).

Valerie joined Charles River Recovery in November 2022 as an intake nurse, where she excelled in patient assessment and onboarding. Within less than a year, she was promoted to Charge Nurse and subsequently stepped into the role of Director of Nursing in early 2024.

Key Areas of Expertise:

  • Acute Inpatient Rehabilitation
  • Medical-Surgical Nursing
  • Post-Acute Patient Care
  • Leadership and Nursing Supervision
  • Spinal Cord Injury Rehabilitation
  • Neurological Disease Management
  • Patient Assessment and Onboarding

Valerie is deeply committed to addressing substance use disorders (SUD) within the nursing field. She recognizes the pervasive stigma surrounding individuals suffering from SUD and is passionate about being part of the solution. Her mission is to provide comprehensive education, resources, and promote acceptance and respect within the healthcare industry, focusing on patient-centered care.

Valerie Andrews’ dedication and expertise make her a pivotal leader at Charles River Recovery, where she continuously strives to enhance patient care and support within the community.

Jessica Conte, BA, LADC II

Jessica Conte, BA, LADC II, serves as the Executive Director at Charles River Recovery. She earned her Bachelor of Arts in Sociology from Bridgewater State University. With over a decade of experience in behavioral healthcare, Jessica has worked across various levels of care, including Partial Hospitalization Programs (PHP), Intensive Outpatient Programs (IOP), Acute Treatment Services (ATS), Clinical Stabilization Services (CSS), and Community Support Services (CCS).

Jessica is a licensed drug and alcohol counselor, having obtained her certification in 2021. She is also a Blue Card certified Crisis Prevention Institute (CPI) instructor. Her commitment to professional development underscores her belief that learning is a lifelong journey.

In her role as Executive Director, Jessica focuses on improving access to healthcare and enhancing patient care. Her leadership style emphasizes engagement through continuous training and development, fostering an environment of growth and excellence within the organization.

Key Areas of Expertise:

  • Behavioral Healthcare Operations
  • Licensed Drug and Alcohol Counseling
  • Crisis Prevention and Intervention
  • PHP, IOP, ATS, CSS, and CCS Program Management
  • Healthcare Access Improvement
  • Staff Training and Development

Jessica Conte’s extensive background and dedication to the field make her an invaluable asset to Charles River Recovery, where she continuously strives to advance the quality of care provided to patients.