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Marworth Staff

Every employee at Marworth is dedicated to helping you or your loved one choose the road to recovery from addiction and stay on course. The Marworth team includes physicians, nurses, counselors, admissions staff, social workers, administrators, community relations representatives, environmental and food service workers, maintenance personnel, fellows and interns, and more.

The credentials of Marworth's staff demonstrate our commitment to providing compassionate care in a structured alcohol and chemical dependency program. Highlights of our professional team include:

Marworth Leadership

Dominic Vangarelli, CADC, ICADC, Vice President

Tel: 800-442-7722
Fax: 570-563-2711
Master of Psychology: University of Hartford
Joined Marworth: January 1994

Margaret Jarvis, MD, Medical Director

Specialty: Psychiatry
Undergrad: Sweet Briar College
Medical school: Medical College of Virginia
Internship, residency & fellowship: Medical College of Virginia
Board certifications: Psychiatry, Neurology
Certified by: American Society of Addiction Medicine
Joined Marworth: February 1999

Robert Friedman, MD, Associate Medical Director

Medical School: Far Eastern University Institute of Medicine
Residency: Maimonides Medical Center
Board certification: Internal Medicine, Addiction Medicine
Certified by: American Society of Addiction Medicine
Joined Marworth: July 2015

Maria Kolcharno, MSW, LSW, Director of Admissions

Tel: 800.442.7722 ext. 316
Fax: 570.563.3761
Master of Social Work: Marywood University
Joined Marworth: March 1992

Robert Olinits, MS, CAC, Inpatient Counseling Coordinator

Bachelor of Science: University of Tampa
Joined Marworth: December 1992

William Poray, LCSW, CAC, Outpatient Program Coordinator

Master of Social Work: Marywood University
Joined Marworth: June 2001

Michele Davis, MS, CACD, LPC, Clinical Supervisor

Master of Rehabilitation Counseling: University of Scranton
Joined Marworth: April 1995



Call Marworth at 800.442.7722 to speak with an Admissions Counselor. You can enroll in an addiction rehab program yourself or refer someone else for treatment. Many individuals are referred to Marworth by a family member, family doctor, therapist, employer, employee assistance program, insurance provider, clergy, community organization, another drug and alcohol rehab center, etc.