For appointments or questions, please call 716-831-1937 or 315-366-4100

Staff Experienced and Friendly

Faith Nichols-Peterson

A pioneer, visionary, and innovator in the substance use disorder treatment field, Faith Peterson, Beacon Center’s founder and president, has been on the cutting edge of prevention and treatment since 1983. A graduate of the State University of New York at Fredonia and of the Center for Entrepreneurial Leadership through the University at Buffalo, Ms. Peterson earned her Credentialed Alcoholism and Substance Abuse Counselor (CASAC) in 1985, she also received a Gambling Specialty Designation for the treatment of compulsive gambling. She began her career in the substance use disorder treatment field as a prevention educator and a counselor, but rapidly rose to a supervisory position and was subsequently sought out to lead progressively larger agencies.

Throughout these experiences, recognizing the uniqueness of each person served, Ms. Peterson longed to offer patients treatment that was especially designed to meet their needs. With that vision, the idea of Beacon Center was born, and Ms. Peterson opened the first agency location in suburban Buffalo in June of 1990. Since that time, Ms. Peterson has expanded Beacon Center to encompass nine outpatient substance-abuse treatment facilities. In 2006, after extensive renovations, her vision of opening the Albert O. Nichols house, a community reintegration home, came to fruition. Over the years, Faith Peterson’s vision and responsiveness to the community have been instrumental in making Beacon Center one of the premier providers of substance-abuse services in New York State.

Jacqueline West

MBA, RN, CASAC

Chief Executive Officer Jacqueline West has been widely recognized by her peers for her intelligence and her vast working knowledge of all aspects of the substance use disorder field for many years. From personnel matters to treatment services, Ms. West is well versed in all facets of operating a successful patient centered treatment program. She received her bachelor’s degree in Social Science from Medaille College in Buffalo, New York.

She subsequently obtained her Master of Business Administration degree from St. Bonaventure University. As Chief Executive Officer, she oversees all of Beacon Center’s clinical, financial, and personnel matters. Ms. West brings to Beacon Center a unique blend of clinical as well as administrative experience and, in addition to holding a CASAC credential, she is a Registered Nurse. Actively involved in the community, she has served on the Niagara County Community Services Board and is currently a member of the Board of Directors of the Western New York Chemical Dependency Consortium.

Carolyn Grisko

LMHC, CASAC-G

As Director of Clinical Services for Beacon Center, Carolyn Grisko has been a consummate professional as both a counselor and clinical supervisor for years. Ms. Grisko began her career at Beacon Center in 1992 as a Substance Use Disorder counselor, subsequently receiving a promotion to Clinical Supervisor in 1994. Ms. Grisko received her Bachelor’s degree in Psychology from The State University of New York at Buffalo and received Master of Science degrees in both Counseling Education and Mental Health Counseling from Canisius College. She is a Licensed Mental Health Counselor (LMHC) and a Credentialed Alcoholism and Substance Abuse Counselor (CASAC). She holds a gambling specialty designation for the treatment of compulsive gambling.

Widely recognized in the community for her expertise and commitment to quality care in the substance use disorder field, Ms. Grisko continually presents to organizations throughout Western New York. Additionally, Ms. Grisko acts as the Drug Court Coordinator for the Town of Clarence.

Michael DeJesus Jr.

M.D.

Michael DeJesus, Jr., M.D., is the Medical Director for Beacon Center’s Central New York locations. He began with Beacon Center in 2009 and has continued to work to provide oversight in the development of procedures to ensure quality care for all of those receiving services at our outpatient locations. He is also responsible for prescribing buprenorphine as well as naltrexone (Vivitrol ®). Licensed to practice medicine in the State of New York, he brings with him over 30 years of experience as a family physician and holds certification from the National Board of Physicians and Surgeons. Dr. DeJesus has special expertise in diabetes, diabetes complications, heart diseases, heart failure, and stroke.

He has also achieved recognition in the NCQA Heart/Stroke Recognition Program as well as the NCQA Physician Practice Connections-Patient Centered Medical Home. A graduate of the University of Medicine and Dentistry of New Jersey-Robert W. Johnson Medical School, he received his residency training at Somerset Medical Center and has extensive experience in treating a vast spectrum of medical conditions found in every age group.

Richard L. O’Brien

D.O.

Dr. O’Brien has been providing expert and compassionate care to Beacon Center patients for over five years. As a full time Clinic Physician, he is responsible for providing medication supported recovery to our patients. This includes prescribing buprenorphine, naltrexone (Vivitrol ®) and methadone at our newly certified Opioid Treatment Program (OTP) in Rome, NY. He is licensed to practice medicine in the State of New York and is Board Certified in both Family Practice Medicine and Osteopathic Manipulation. He earned his Doctorate in Osteopathic Medicine from the New York College of Osteopathic Medicine in Old Westbury, New York. He completed his residency in Family Practice at Millcreek Community Hospital in Lake Erie, Pennsylvania.

He is the author of two medical school reference guides and was an instructor at the Lake Erie College of Osteopathic Medicine. He worked in private practice in Utica, New York until 2010 when he joined Nathan Littauer Hospital in Gloversville, New York to practice at one of their primary care clinics. He resigned that position in 2015 and began working full time at various Beacon Center locations throughout Central New York.

Admira Spahic

LCSW, CASAC

Admira Spahic began her career at Beacon Center as the Clinical Supervisor in the Utica, NY office, where she played a vital role in designing and implementing a wide range of programs and treatment options to meet the diverse needs of clients. Her strong clinical foundation and deep understanding of administrative processes quickly propelled her into leadership, resulting in a promotion to Director of Program Operations.

In this role, Mrs. Spahic spearheaded the successful expansion of Beacon Center’s services, notably overseeing the opening of a new outpatient clinic in Rome, NY. She was also instrumental in launching Opioid Treatment Programs (OTPs) in both Rome and Utica—an essential step in responding to the growing need for comprehensive, medication-assisted treatment in the region.

Recognizing her leadership and contributions to service development, Mrs. Spahic was promoted to Regional Director of Central New York. In this expanded role, she now oversees operations across a wide geographic area, including outpatient services in Herkimer, NY; residential services at the Albert O. Nichols House; and mental health outpatient clinics certified by the NYS Office of Mental Health (OMH) in both Utica and Herkimer, NY. These responsibilities are in addition to two outpatient clinics and two OTPs located in Utica and Rome NY. Her strategic vision and commitment to quality care have continued to guide the successful growth and integration of behavioral health services throughout Central New York.

Mrs. Spahic holds a Bachelor’s degree in Sociology from the University at Buffalo and a Master’s degree in Social Work from the University at Albany. She is both a Licensed Clinical Social Worker (LCSW) and a Certified Alcohol and Substance Abuse Counselor (CASAC). A strong advocate for evidence-based treatment and client-centered care, she remains deeply dedicated to improving outcomes for individuals and families impacted by substance use and mental health challenges.

Cassondra McGinley

BS, CASAC

Cassondra McGinley has been passionate about supporting individuals impacted by substance use disorder from an early age. She began her educational journey at Finger Lakes Community College, earning an Associate Degree in Applied Science with a concentration in Chemical Dependency Counseling in 2010. Determined to deepen her expertise, she continued her studies at the State University of Brockport, graduating Cum Laude in 2012 with a Bachelor’s Degree in Human Services.

Cassondra joined Beacon Center in 2013, where her commitment to providing individualized care became the foundation of her work. In 2015, she earned her Credentialed Alcoholism and Substance Abuse Counselor (CASAC) certification through the New York State Office of Alcoholism and Substance Abuse Services (OASAS). That same year, her dedication and work ethic led to her promotion as Associate Director of Program Operations. In 2025, Cassondra took on a new leadership role as Associate Director of Medical Services, continuing to drive compassionate, person-centered care.

Danielle Spain

BS, MS, RN, CASAC

Danielle Spain is a dedicated healthcare professional with a strong background in substance use disorder treatment and healthcare administration. She holds a Bachelor’s Degree in Health Science with a concentration in Substance Abuse Counseling from the State University of Brockport (2013), a Master’s Degree in Health Care Administration from Utica College (2015), and a Bachelor of Science in Nursing from Utica College (2022). In addition to her academic achievements, Danielle is a Certified Alcoholism and Substance Abuse Counselor (CASAC) through the New York State Office of Alcoholism and Substance Abuse Services (OASAS) and a Registered Nurse through the New York State Office of Professions.

Danielle began her career with Beacon Center in 2015 as a Counselor in the Utica office. Her dedication to improving substance use disorder treatment quickly led to her promotion to Clinical Supervisor in 2016, where she oversaw the opening of the Cortland office and expanded patient access to medication-assisted treatment across Central New York. In 2018, she was promoted to Associate Director of Program Operations, and in 2022, she worked hard to launch of the Hepatitis C Treatment Program in Beacon Center’s Central New York locations.

In 2024, Danielle accepted the role of Director of Program Operations, overseeing Beacon Center’s locations across Central New York. She remains committed to providing high-quality care, expanding access to treatment, and increasing education and awareness surrounding substance use disorders within the community. Her leadership and dedication continue to drive Beacon Center’s mission of offering comprehensive recovery opportunities for individuals struggling with substance use disorders.

KelliSue Witchley

MS, CASAC

KelliSue Witchley is a dedicated counseling professional with over a decade of experience in substance use treatment and program leadership. She began her career at Beacon Center in 2012 as a counselor in the Utica office, quickly advancing to Clinical Supervisor in 2015. By 2018, she had risen to Associate Director of Program Operations, and in 2022, she transitioned into a leadership role with the Opioid Treatment Program, where she continues to make a meaningful difference.

Ms. Witchley holds an Associate Degree as a Chemical Dependency Practitioner from Mohawk Valley Community College (2009), a Bachelor’s Degree in Human Services from Cazenovia College (2010), and a Master’s Degree in Counseling from Capella University (2012). She earned her Credentialed Alcoholism and Substance Abuse Counselor (CASAC) certification through the New York State Office of Alcoholism and Substance Abuse Services (OASAS) in 2015.

Guided by an existential therapeutic approach, Ms. Witchley believes in addressing the human condition holistically, helping individuals rediscover purpose and healing. Her deep empathy, unwavering motivation, and passion for supporting others drive her commitment to assisting people in living substance-free, fulfilling lives.

Shannon DeSantiago

CASAC

Shannon started her career with Beacon Center in 2013 as an Administrative Assistant in the Niagara Falls office. While in that role, she found that she had a passion for working in the Substance Use Disorder field and helping others. She was promoted to Office Manager in 2015 and then to Compliance Manager in 2016. Since beginning with Beacon Center she has obtained her Chemical Dependency Counselor certificate from Niagara County Community College in 2017 and her Credentialed Alcoholism and Substance Abuse Counselor (CASAC) through the New York State Office of Alcoholism and Substance Abuse Services (OASAS) in 2018. While working full time, Shannon has continued attending school and is planning on continuing her education to obtain her Master of Business Administration (MBA). Mrs. DeSantiago is committed to ensuring all Beacon Center locations and programs are in compliance with all operating regulations set forth by New York State OASAS.

Jamie Kupris

MS, CASAC

Jamie Kupris, MS, CASAC, is the Associate Director at Rome Beacon Center, where she provides leadership in clinical operations, program development, and staff supervision within the organization’s substance use and behavioral health services.

Jamie began her journey at Beacon Center in 2016 as a counselor, where she delivered compassionate, client-focused care to individuals in recovery. In 2017, she was promoted to Clinical Supervisor, and later advanced to Associate Director—a role in which she now helps shape the agency’s clinical strategy and ensures the delivery of high-quality, evidence-based treatment.

Jamie holds a Master of Science in Addictions Counseling from Grand Canyon University and earned her bachelor’s degree in Psychology from SUNY Polytechnic Institute in 2011. She is a Credentialed Alcoholism and Substance Abuse Counselor (CASAC) and brings nearly a decade of experience in the field.

Her professional interests include trauma-informed care, integrated treatment for co-occurring disorders, and expanding access to effective recovery pathways for underserved populations.

Shannon Laventure

CASAC, CRC, LMHC

Shannon Laventure received her Bachelor’s Degree in Psychology in 2012 and went on to complete her Master’s Degree in Rehabilitation Counseling in 2014 though The University at Buffalo.

Shannon started her career at Beacon Center as a substance use counselor in the Herkimer office in 2016. With a passion to provide services to those overcoming substance use disorders, she furthered her knowledge and experience in the field and obtained her Credentialed Alcoholism and Substance Abuse Counselor Certification (CASAC). Her dedication and commitment to patient care led her to being promoted to Clinical Supervisor in 2019. As the Clinical Supervisor she worked hard to improve patient care and ensure that quality services are delivered to all patient’s receiving services.

During her role as Clinical Supervisor of the substance use clinic, Shannon went on to obtain her Master’s Degree in Mental Health Counseling and played a vital role in the opening of the Mental Health Clinic’s that operate under the Office of Mental Health. After a year of providing therapy to these patients she was promoted to Clinical Supervisor of the Herkimer and Utica Mental Health clinics at Beacon Center.