Our Staff

Chief Executive Officer and Managing Partner

William Cats-Baril, PhD

A resident of Vermont since 1982, Willy is a successful entrepreneur and an Associate Professor in the Grossman School of Business at the University of Vermont. He designed and was the founding Director of the MBA on Sustainable Innovation which is now the top ranked green MBA in the country, and has won several teaching awards. He has worked closely with the medical community for the last 35 years and has extensive experience developing expert systems in health care and developing and implementing medical outcomes programs. He has published extensively, consulted widely with for-profit and non-profit organizations and government agencies, and serves on several Boards. His research has won various awards including his work on predicting imminent risk of suicide which has been funded by the NIH and the NIMH. His current research focuses on the prediction of successful maintenance of recovery. He is an avid swimmer, skier and biker.

Chief Medical Officer

Sanchit Maruti, MD, MS

Sanchit is a fellowship-trained addiction psychiatrist with clinical experience in caring for a broad spectrum of diverse and complex individuals who have acute and chronic conditions. He has received numerous clinical service and teaching awards, serves on the Board of Directors of the American Academy of Addiction Psychiatry and has research expertise in risk assessment, quality improvement and outcomes measurement. He also serves as the Medical Director of Inpatient Psychiatry Service and the Addiction Treatment Program at the University of Vermont Medical Center. In his free time, he likes to travel, visit museums and listen to jazz music.

Vice President for Medical Operations and Analytics

Marcel Gemperli, MD, MPH

Marcel graduated from Harvard University before earning his Doctor of Medicine at the University of California San Francisco (UCSF). He has led research in the areas of health care policy, best practice consensus building and treatment outcome analysis at UCSF, the Stanford Center for Health Policy and the UC Berkeley School of Public Health. He is passionate about optimizing and improving healthcare systems through analytical and evidence-based approaches, and his work at Sana focuses on the adoption of best practice guidelines and system efficiency and safety in clinical care. In addition, Marcel loves the outdoors and traveling. He is also a professional violist performing frequently with symphony orchestras, in chamber music settings and for numerous recordings and touring Broadway shows.

Vice President for Clinical Affairs

Bethany Mahler, MA, LADC, LCMHC

Bethany is a dually Licensed Alcohol & Drug Counselor and Clinical Mental Health Counselor. She graduated magna cum laude from Boston College before getting two Master’s degrees in international development and counseling. She is experienced in providing direct clinical care in both residential and office-based substance use disorder treatment settings as well as managing and supervising a multidisciplinary team in clinical and operational aspects. At Sana, she is responsible for developing clinical strategy, building new initiatives, ensuring regulatory compliance and program design and implementation. She grew up just across the border in New Hampshire and spends her free time with her husband and two children.

Vice President for Patient Experience and Hospitality

Karen Smegal-Butler

Karen grew up in Western Massachusetts and has over 25 years of experience in guest services. Within the first few months of working at Canyon Ranch in Lenox, MA, she discovered a passion for taking care of others in the hospitality setting and has spent her career working at some of the most luxurious resorts in the Northeastern United States. With a deep understanding of how to create memorable experiences in a nurturing and supportive environment, she is an essential part of Sana’s leadership team as well as a wife and mother of three.

Vice President for Operations and Human Resources

Julie Paris, MPA

Julie is an experienced administrative and human resources manager with over 20 years of experience. She holds a Master’s in Public Administration, is driven by organization and efficiency and takes pride in providing excellent service to clients and colleagues. She currently resides in Colchester with her husband and two children and enjoys exercising, cooking and being outside to enjoy all the seasons of Vermont.

Associate Medical Director

Alicyn Trask, PA-C, MMSc

Alicyn is a Physician Associate with 17 years of experience in clinical practice specializing in the integration of mental and physical health. She graduated summa cum laude from the University of Colorado, Boulder majoring in psychology and neuroscience before completing her Master’s degree in medical science at Emory University. She has specialized advanced training in dermatology and is passionate about finding ways to balance physical and mental wellness amidst the challenges of every day life. In her free time, she loves to get outdoors and spend time with her husband, daughter and 2 dogs.

Attending Physician

Daniel Tartaglia, MD, FRACP

Daniel is a Harvard fellowship-trained geriatrician with a background in Internal Medicine. Until recently, he and his wife lived in New Zealand for 18 years where Daniel served in several medical settings. He was Clinical Director of Medicine at a 230-bed regional hospital on the North Island. He then worked as a Geriatric Senior Consultant in the Older Persons Health Specialist Services, Christchurch at a Geriatric Rehabilitation Hospital and Community Outreach Program. He also served as an Instructor in Medicine and Geriatrics with an appointment at both the Auckland and Otago University Medical Schools. The Tartaglias moved back to the United states in 2021 to be closer to their children and grandchildren.


Sara Buckingham, PhD, LP

Sara received her doctoral degree in Clinical Psychology and Community Psychology. She is on the faculty in the Department of Psychology at the University of Alaska Anchorage where she trains clinical-community psychology PhD students while also maintaining a small private practice. Sara specializes in strengths-focused, culturally congruent, evidence-based assessment and treatment for a wide range of mental health and substance use conditions that co-occur with trauma. She works with patients at Sana via telehealth to assess their psychological needs, abilities and behaviors using appropriate psychometric screenings and tools. Outside of her work, Sara spends her time enjoying all things outdoors with her husband and three dogs.


Sarah Bradley, MA, LCMHC

Sarah studied French with a minor concentration in Psychology at DePauw University before earning her Master’s degree in Clinical Mental Health Counseling from the University of Vermont. She has completed advanced trainings in Dialectical Behavior Therapy (DBT) and has extensive experience providing DBT services to adults in community-based, outpatient and intensive care settings.

Nurse Supervisor

Danielle Companion, BSN, RN

Danielle is originally from Boston, MA, and has been a Registered Nurse for over eighteen years. She received her bachelor’s degree from The University of Vermont with a degree in Medical Ethics. She then attended Regis College in Weston, MA, where she obtained her nursing degree, and began her career at Brigham & Women’s Hospital. After two years, Danielle relocated back to Vermont where she worked at UVMMC in both Neuroscience and Postpartum care. She spent a few years as a travel nurse before settling in Western, MA for ten years, working at both Wing Memorial Hospital and Baystate Medical Center. Danielle and her family moved back to Vermont once again about four years ago. She treasures time with her husband and three children and can typically be found outdoors enjoying all Vermont has to offer.  

Registered Nurse

Katherine Farber, BSN, RN

Katie was born and raised in Elmore, Vermont. She attended Saint Anselm College earning a Bachelor’s of Science in Nursing. She has a background in medical-surgical nursing and worked at Central Vermont Medical Center in Berlin, VT before coming to Sana. Katie strives to spread positivity and hope through compassionate and holistic care. Through her clinical experience, she has developed a passion for caring for people with substance use disorders and hopes to end the stigma associated with it. When she is not caring for her patients or helping out at her local general store, she enjoys creating art of any kind, spending time outside exploring alongside her husky and wrangling honey bees with her partner.

Registered Nurse

Christine Finley, RN, MSN, MPH

Chris has experience in public health and clinical practice. She holds degrees from Niagara University, Syracuse University and Johns Hopkins Bloomberg School of Public Health. Through her career she has worked as an RN, adult nurse practitioner and in various roles at the Vermont Department of Health. She feels privileged to return to providing direct care as a registered nurse in an area where she enjoys skiing and hiking.

Registered Nurse

Madison Oboikowitsch, BSN, RN, CMSRN

Madison obtained her Bachelor of Science in Nursing degree from New York University through their accelerated nursing program before working at NYU Langone Hospital on the gastrointestinal surgery floor. She relocated to Vermont in 2019 and worked in the Hematology Oncology Department as well as the Emergency Department at the UVM Medical Center. She continues to work at UVMMC, splitting her time between the ED and Sana while maintaining an active life outdoors, hiking the peaks of New Hampshire and New York, training for marathons and practicing yoga.

Registered Nurse

John Eckert, RN

John has 30 years of experience as a RN in various fields. He has worked in the emergency room, psychiatry, chemical dependency, cardiology, medical surgical, pediatrics, home health and administration. When not working, John plays guitar in a band and enjoys fishing, hunting and riding his motorcycle, the mighty Honda Valkyrie.

Administrative Coordinator

Kimberly Corbett, BA

Kimberly earned a Bachelor’s degree in English Literature before working in accounting, editing and customer relations in the southern United States. Upon returning to New England, she has worked in hospitality for more than a decade and prides herself on being pragmatic, efficient and creative. She’s hiked the Pacific Crest Trail, climbed the mountains of Georgia and North Carolina and now enjoys spending time with her daughter, her precocious Aussie and her aging rescue dog.

Continuing and Direct Care Specialist

Kate Landry, BA

Kate was born and raised in upstate New York. She acquired a Bachelor’s Degree in English at SUNY Oneonta, where she also served as a crisis hotline volunteer. Kate’s experience as a behavioral interventionist and a service coordinator at Pathways Vermont sparked her interest in addiction recovery. Known for her patient and empathetic nature, she strongly believes in “paying it forward” and embraces the healing power of nature. She enjoys trail running, camping, and skiing in the Stowe area and is also an avid music enthusiast.

Direct Care Specialist

Caroline Duksta, BS

Caroline graduated from the University of Vermont with a Bachelors of Science in Neuroscience and dual minors in Behavior Change Health Studies and Molecular Genetics. She has worked on a woman’s health research project, investigating the connection between substance use and birth outcomes, and plans to pursue a career in medicine. She spends her free time enjoying the natural wonders of Vermont, skiing, mountain biking and kayaking as well as painting, knitting, reading and traveling.

Direct Care Specialist

Ashley McCormick, BS

Ashley graduated from college with a major in Biology and minors in Chemistry and Psychology. She has extensive knowledge in the medical and behavioral healthcare fields, including work at a COVID-19 testing site during the pandemic. She grew up in Queensbury, NY, and enjoys most outdoor activities as well as reading, painting, writing and spending time with her three dogs.

Direct Care Specialist

Morgan Wickstrom, BA

Morgan has a Bachelor’s degree in Environmental Studies and Ecological Anthropology. She has worked as an early childhood educator, chef and program manager at a food resilience and social service non-profit organization. Morgan finds meaning and joy in helping others through their healing and recovery journeys. Outside of work, she enjoys painting, hiking, gardening, skiing and sailing.

Direct Care Specialist

Jennifer Potter, LPN

Jenn was born and raised in VT. She studied nursing at Vermont Technical College and obtained her LPN in 2005. She had been working as a nurse in family medicine and long-term care ever since and is training to become Certified Recovery Coach. Jenn has a strong passion for addiction medicine and enjoys helping others reach their goals. When she is not taking care of patients, she is spending time with her daughters and two active dogs, going to the gym and staying active outdoors.

Direct Care Specialist

Kristine McKinley, BS

Kristine grew up in New York and graduated from SUNY Plattsburgh with a Bachelor of Science and dual minors in Chemistry and Spanish. Prior to starting at Sana, she worked in long-term care assisting patients with activities of daily life. She is pursuing a nursing degree and likes to spend her free time exercising, going for hikes, reading and boating.

Director of Wellness

Mary Streeter, RRA, MSc, CYT, CHC, HTP

Mary has spent over 30 years working in healthcare and is an Advance Practice Provider in Radiology (APP) at University of Vermont. She has worked both on the clinical, research, quality and academic sides of medicine. During this time she has also sought to understand how to bring optimum health and well-being to her life and to share this with others. This led to her global health work in Subsaharan Africa and extensive studies in eastern medicine, wellness and integrative health. She is a health coach, a yoga & meditation teacher and an energy healer. She brings to Sana a holistic approach to recovery through our Wellness program embracing evidence based healing of the mind, body & spirit.

Mary has lived in Vermont her entire life, growing up in Underhill at the foot of Mount Mansfield. She enjoys time with her large family, wandering in the woods, paddle boarding, biking, writing and holding meaningful conversations on her podcast, Zen Mama & The Addict.


Nicoleta Gudasz, Lic.Ac

Nicoleta received her Master’s degree in Acupuncture from the Tai Sophia Institute in Laurel, Maryland and has been working as a licensed acupuncturist since 2005. Her treatment style combines various acupuncture techniques, such as Five Element Acupuncture, Traditional Chinese Medicine, Auricular and NADA (Detoxification) acupuncture, together with other healing methods like Aromatherapy, Cupping and GuaSha. Nicoleta is dedicated to helping people achieve a state of good health and holistic wellness, so they can live with more ease, comfort and joy in their lives. Outside of work, she enjoys spending time with her family and doing various outdoor activities with her husband and their two exuberant boys.

Massage Therapist

Avi Waring

Avi Waring is a licensed massage therapist with 15 years of experience in Swedish massage, deep tissue, reflexology, shiatsu, acupressure, and sports massage. Avi became a nationally certified massage therapist in 2009 after graduating from the Community College of Vermont’s bodywork program. Avi is also a freelance professional dancer and dance educator who brings her fascination with the human body and its movement potential to her bodywork practice.

Nutrition Specialist

Haley Dienst, MS, RD, CD

Haley is a Registered Dietitian Nutritionist, credentialed by the Academy of Nutrition and Dietetics, and certified by the State of Vermont. She holds a Master’s in Dietetics from the University of Vermont and has over 10 years of experience providing nutrition education and counseling to a wide range of clients, patients and students. Haley is fascinated by how food and health interact and is passionate about using her knowledge to help others feel better and maximize their health. A native Vermonter, she is an avid gardener and enjoys spending time with her significant other and two dogs.

Director of Culinary Services and Horticulture

Jade Quagliozzi

With over fifteen years of experience in fine dining and organic agriculture, Jade leads the culinary program with an enthusiasm for farm-to-table meals and service. Before moving to Vermont, she worked in several highly regarded restaurants in Boston and started an organic farm that grew and delivered heirloom produce to multiple Boston restaurants. When she’s not cooking, she enjoys mountain biking, foraging and spending time with her husband and dog.

Sous Chef

Greg St. Peter

Born and raised as a fourth generation Vermonter, Greg credits his love of cooking to the region. He spent his childhood working in the family garden where he learned the superiority of locally sourced ingredients and allowing them to shine. Greg has sharpened his culinary skills in top restaurants in Boston, Massachusetts and Portland, Oregon. In his spare time, he enjoys walking his two dogs and playing music.


Marina Turco

Marina has a Bachelor’s degree in Holistic Health and has spent years cultivating experience through farming, education and various employment positions in order help serve others on their path to wellness. Originally from Alaska, she moved to Vermont in 2007 and feels grateful to be closer to family and spend time in Vermont’s beautiful habitat. Beyond cooking, she is a devoted yogi practitioner, certified yoga instructor, student of herbalism and loves to make people laugh.

Prevention Coach

Jessica Lahey

Jessica is the author of the New York Times bestselling book, The Gift of Failure: How the Best Parents Learn to Let Go So Their Children Can Succeed and The Addiction Inoculation: Raising Healthy Kids in a Culture of Dependence. Over twenty years, Jess has taught every grade from sixth to twelfth, and spent five years teaching in an inpatient drug and alcohol rehab for adolescents in Vermont. She earned a law degree from the University of North Carolina at Chapel Hill and writes about education, parenting, and child welfare for The Washington Post, New York Times, and The Atlantic. Jessica wrote the curriculum for Amazon Kids’ award-winning The Stinky and Dirty Show and co-hosts the #AmWriting podcast from her house in Vermont, where she lives with her husband, two sons and a lot of dogs. Jessica celebrated her 8th sobriety anniversary on June 7, 2021. Visit her website jessicalahey.com.