Addiction Specialists

William Heran
William J Heran, PhD, LICSW
Chief Executive Officer, Providence Treatment

Dr. William Heran is the co-founder and Chief Executive Officer of Providence Treatment.  Dr. Heran holds a Ph.D. in Clinical Social Work from Smith College and a Master in Social Work from New York University and has over 35 years as a clinician, researcher, author, educator, spiritual advisor and program developer. He worked as a research associate with Bessel van der Kolk, M.D. at the Boston Trauma Center and published research on the traumatic effects of awareness during surgery.  He has worked in many multi-cultural settings including Jamaica, Hawaii, New York City and Boston.  He is a former Jesuit and continues to integrate spirituality into his work and programming at Providence Treatment. He has worked with professionals for many years and serves as an evaluator for State Licensing BoardsState Boards of MedicinePharmacy and Nursing.  He also is HIMS-program trained and treats private and commercial pilots.  Dr. Heran has a particular interest and skill to work with clergy from all faiths with a substance use disorder.  Dr. Heran’s skill and leadership makes Providence Treatment a leader in healthcare and treatment.  He is a certified SAP evaluator for U.S. Department of Transportation and works closely with employers’ EAPs.  He is also a certified mindfulness teacher.

Dr. Heran recently received the prestigious William F. Callahan award.  This award is presented by the NAADAC. It is not presented each year.  It recognizes sustained and meritorious service at the national level to the profession of addiction counseling.  It recognizes individuals with a strong dedication to the addiction profession as demonstrated by involvement in and commitment to a variety of key organizations.

Providence Treatment staff headshot Gabe Lau
Gabe Lau, PhD, PE
Chief Operating Officer, Providence Treatment

Dr. Gabe Lau is the co-founder and Chief Operating Officer of Providence Treatment Companies and he has overall responsibilities for the operation and management of Providence Treatment, Sober Living Program, and Caduceus Academy for medical students.  He completed his Doctorate of Philosophy (Ph.D.) in Organization Development (OD) at Cabrini University in Philadelphia. He is also a licensed practicing engineer and holds both Bachelor and Master degrees in Civil Engineering from Iowa State University.  Prior to joining Providence Treatment team in 2014, Dr. Lau worked for 2 world-renowned US-owned engineering and construction companies.  He brings more than 15 years of corporate experience in project management and program management in various industrial and manufacturing businesses, commercial and healthcare buildings, telecommunication, fossil and nuclear power plants.

Shannon O'Sullivan, MA, LPC
Shannon O'Sullivan, MA, LPC
Clinical Director, Providence Treatment

Ms. Shannon O’Sullivan holds a Master’s Degree in Counseling Psychology from Rosemont College in Philadelphia. Shannon completed her undergraduate education at Ursinus College. She has over 15 years of experience in treating clients who have substance use and mental health disorders and has worked in a variety of treatment settings, including residential, partial hospitalization and outpatient programs. She also brings years of experience as a clinical supervisor. While utilizing psychodynamic, cognitive behavioral and strength-based approaches, Shannon is prepared to assist Providence Treatment clients and their loved ones with her expertise and experience. Shannon enjoys building a strong clinical team and creating a collaborative therapeutic environment for healing and growth can take place.

Providence Treatment staff headshot David Steinman MD
David Steinman, MD, DFAPA
Psychiatrist Consultant

Dr. David Steinman is a Board Certified Psychiatrist who graduated from The Medical College of Pennsylvania.  He completed an internship in Pediatrics at St. Christopher’s Hospital for Children-Temple University Hospital, and served his Residency in Psychiatry at the University of Pennsylvania Medical Center.  He also received post-graduate training at the Philadelphia Psychoanalytic Institute.  He is a Clinical Assistant Professor in the Department of Psychiatry at the Perelman School of Medicine at the University of Pennsylvania.  Dr. Steinman performs medication consultation and follows up for a variety of disorders.  He has extensive experience with depression and anxiety disorders, bipolar disorder, adjustment reactions, eating disorders, and attention deficit disorder (ADD), adolescent issues, and impairment in professionals, particularly physicians.

Scott Strubinger
Scott Strubinger, MSW, LCSW, RD, CAADC
Senior Addictions Counselor, Providence Treatment

Mr. Scott Strubinger received his Master’s Degree in Social Work from West Chester University and a Bachelors of Science in dietetics from East Carolina University.  He holds long-standing memberships with the National Association of Social Workers  and the Academy of Nutrition and Dietetics. Integrating physical wellness to assist the mind-body-spirit connection is a key feature of his psychodynamic approach.  Scott also has postgraduate training and experience in trauma therapy (EMDR), cognitive behavioral therapy, and mindfulness-based stress reduction.  With each unique individual and family, he uses evidence-based practices to design their care and track progress.  Scott promotes successful recovery from substance use and mental health disorders through accountability, strengthening communication, the reduction of trauma, and self-advocacy.

Will Pham
Will Pham, MSW, LSW
Addictions Counselor, Providence Treatment

Mr. Will Pham holds a Master’s degree in Clinical Social Work from Temple University and completed his undergraduate education in social work at The College of Saint Rose.  In treating substance use disorder and co-occurring mental health conditions, Mr. Pham conducts comprehensive assessments and implements interventions tailored to meet individuals’ presenting needs. Mr. Pham employs evidence-based practices such as Motivational Interviewing, Cognitive-Behavioral Therapy, and Solution-Focused Therapy.  In working to build strong therapeutic relationships, Mr. Pham aims to support clients in a capacity which is person-centered, goal-oriented, and promotes the dignity and worth of each individual.

John Cappello, MA, LPC, CAADC
Addictions Counselor, Providence Treatment

Mr. John Cappello is a Licensed Professional Counselor who received his Master’s Degree in Counseling Psychology from Rosemont College and a Bachelors of Arts in Liberal Arts from Cabrini University. He holds a certification in Advanced Alcohol and Drug Counseling and has training in CBT, DBT, and person centered therapy. John has extensive experience treating mental health and substance use disorders and has been in the field for over ten years. He has worked at the inpatient, residential, and outpatient levels of care in both community care settings and private facilities. John’s approach to counseling is person centered, evidence based, and works to target ineffective behaviors, habits, and beliefs. He believes in a collaborative approach to help clients reach their goals and potential. John is passionate about providing the most effective and highest quality care to his clients.

Natalie Dezii, MA, LPC
Addictions Counselor, Providence Treatment


Mary Minton
Mary Minton
Practice Manager, Providence Treatment

Ms. Mary Minton is a long time resident of Delaware County.  As a former business owner who has many years of experience in the corporate setting, she utilizes her background in customer relations and management to ensure that a visit to Providence Treatment is a comforting time.  She shares and joins the mission and the vision of Providence Treatment that she appreciates the opportunity to serve the community and is dedicated to helping people.

Marylee Cannatelli
Marylee Cannatelli
Administrative Associate, Providence Treatment

Ms. Marylee Cannatelli is a long time resident of Philadelphia. She spent almost 20 years with American Airlines at Philadelphia International Airport providing administrative supports to airmen and captain pilots. In the midst of COVID in 2020 her position at AA was eliminated due to cost reduction. She feels fortunate to have found her new home at Providence Treatment as she continues to support our clients who are professionals because she can relate to their needs.


Rose Lyons
Rose Lyons
Outreach Associate, Providence Treatment

Ms. Rose Lyons obtained a Human Resource Management Certification from Delaware County Community College.  She held prior positions as a residential counselor at Baptist Children Services and direct support to The Resources for Human Development at Woodstock Family Center.  She has many years of experiences in office management and customer service, which has helped develop her excellent orientation to detail and communication skills.  She is grateful to have 27 years in recovery and being able to give back with the Providence Treatment team.

Biofeedback Clinic
Widener University

Widener University’s Biofeedback Clinic & Certification Center (BCCC), chaired by Dr. Pamela Calvert-Hirt provides psychophysiological interventions for common issues such as: attention, insomnia, stress, headaches and test anxiety to our professional clients. The clinic offers personalized coaching proven to enhance performance and productivity in academics, athletics, and business. This biofeedback service is facilitated by a post-doctoral clinician from Widener University at Providence Treatment’s outpatient facility.

Ask About Our Addiction Treatment for Physicians

The road to lifelong recovery for yourself or for a physician in your life is just a phone call away. At Providence Treatment, we’ll help you mainstream your addiction treatment and meet the requirements of your licensing board. To learn more,

Call 866-251-2399