Rosecrance Professionals Specialties in Mental Health and Addiction Treatment



Photo of Nancy Chamberlain

Nancy Chamberlain, BA

Director of Communications

Nancy Chamberlain is the Director of Communications for Rosecrance Health Network, responsible for internal and external communications and content development for the organization. Nancy’s background includes 20 years of experience in communications, media relations, crisis communications and promotions and advertising in the Northern Illinois region. She holds a Bachelor of Arts degree in Communications from the University of Illinois and also serves on a variety of volunteer boards and community groups in the area. She joined Rosecrance in 2016.

Meghan Cook, LSW, CADC

Director of Access

Meghan Cook is the Director of Access. She has been at Rosecrance over a decade and has been an integral part of access, admissions, client accounts, and utilization review. She holds a master’s degree in applied child and family studies, and also has Licenses Social Work and Certified Alcohol and Drug Counselor credentials.

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Dan DeGryse, BA, BS, CEAP, CADC, LAP/C

Director of Rosecrance Florian Program

Dan has over 29 years of experience as a firefighter with the Chicago Fire Department, serving as an officer for 23 of them. Dan presently holds the rank of Battalion Chief/EMT. He also served as the coordinator of the Chicago Firefighters’ Union Local 2 Employee Assistance Program for 14 years. Dan has extensive clinical experience providing individual, group, and family therapy with both adults and adolescents in the area of addiction and mental health issues.  Dan is a Certified Employee Assistance Professional (CEAP), a Certified Alcohol and Drug Abuse Counselor (CADC), a Certified Labor Assistance Professional (LAP-C), a Certified ARISE Interventionist (CAI) and holds advanced training in Critical Incident Stress Management (CISM).  Dan has been a member of the International Association of Firefighters (IAFF) Labor/EAP Committee since 2002.  Dan is recognized as a Master Instructor for the IAFF Peer Support Program.  Over the years, Dan has operated in the capacity of peer supporter in his department and many others, including the efforts following the September 11, 2001 terrorist attack in New York.

Photo of Elizabeth Ellison

Elizabeth Ellison, M.Ed, LCPC, CADC

Clinical Director of Rosecrance Chicagoland

Elizabeth Ellison facilitates, coordinates, and supervises all clinical components of Rosecrance Chicagoland outpatient programs and recovery home. She also evaluates clinical competencies and creates training plans for new and existing clinical staff. Elizabeth has over a decade of experience with Rosecrance, in which she has advanced from an addiction counselor to clinical coordinator, then to Director of Rosecrance Lakeview prior to her current role. She has a bachelor’s degree in psychology from Illinois State University and a master’s degree in mental health counseling from Florida Atlantic University.

Photo of Colleen Fry

Colleen Fry

Director of Alumni Relations

Colleen is Director of Alumni Relations for Rosecrance at the Harrison Campus. She is responsible for establishing relationships with clients and families during treatment and in their recovery. Once clients leave treatment, Colleen works to ensure they stay connected to Rosecrance through recovery support groups, newsletters, workshops, reunions, and other alumni-related events. She serves as a recovery role model for other staff and clients and is passionate about seeing our alumni thrive once they leave treatment.

LeAnn (Lee) Gill

Director of Development

Lee Gill is Director of Development for the Rosecrance Foundation, serving the Iowa region. Her professional background includes over 18 years in sales, marketing and promotions, and she has held a variety of positions with area non-profit boards. Lee is also involved in many community-related organizations that focus on recovery; her passion is to provide support to clients who seek Rosecrance services.


Photo of Paul Gilmet

Paul Gilmet

Regional Director of Chicago Services

Paul Gilmet is the Regional Director of Chicago Services. He previously was the Director of Access for Rosecrance Lakeview and also has worked in the fields of development and sales since graduating from Loyola University Chicago in 1999.


Dave Kellerhals, LCPC

Clinical Services Director, Rosecrance Central Illinois

Dave Kellerhals is the Clinical Services Director for Rosecrance Central Illinois. He previously was the Director of Mental Health Services and has more than a decade of experience providing mental health services in a variety of settings to all ages. Dave began his career as a mobile crisis clinician in 2010 and then transitioned to an inpatient psychiatric setting in 2016. He began providing part-time outpatient therapy services to the community in 2020. Dave has a master’s degree in clinical counseling and is a Licensed Clinical Professional Counselor in Illinois.


Photo of Joseph KreulJoseph Kreul, AMFT, LCPC, LPHA

Director of Mental Health Youth Services

Joseph Kreul is the Director of Mental Health Youth Services in Rockford. He has more than 17 years’ experience as a counselor working with adults and youth in outpatient settings, residential homes, psychiatric units, and through the school system. He received his undergraduate degree from the University Illinois Urbana-Champaign and completed his master’s degree in marriage and family therapy at Adler School of Professional Psychology.

Photo of Joan Lodge

Joan Lodge, MS, LCSW

Grant Management Administrator and Community Liaison

Joan Lodge is the Grant Administrator and Community Liaison, where she oversees Rosecrance’s grant-based care and strengthens relationships with partner organizations and agencies that provide grant funding. Lodge also has served Rosecrance as the Administrator of Adult Community Mental Health. She earned her Master’s degree in social work from Aurora University. Lodge has been involved in social work since 1991, when she entered the field as a case worker.  Joan is a current member of NASW, IL National Association of Social Workers and was named Social Worker of the Year in 2013.

Melissa Loesch, MS, LCPC

Director of Rosecrance McHenry CountyPhoto of Melissa Loesch

Melissa Loesch is the Director of Rosecrance McHenry County. She is a Licensed Clinical Professional Counselor with an undergraduate degree in criminal justice from the University of Illinois at Chicago and a master’s degree in forensic psychology from the Chicago School of Professional Psychology. Melissa has more than a decade of experience in McHenry County social services, including over four years with Rosecrance. She has honed her leadership skills as a team lead, substance abuse coordinator, clinical supervisor for mental health and substance abuse.

Sandi Lybert, Certified Intervention Professional (CIP)

Sandi Lybert works closely with families who are struggling with addiction by helping them create plans for a loved one’s recovery, including interventions. She is a Certified Intervention Professional. During her career, she has performed over 50 successful interventions. Prior to her interventionist role, Sandi led Your Choice to Live, a nonprofit she founded in 2012 that provides drug and alcohol prevention, education, and awareness to parents, students, and community members. Your Choice to Live is a Rosecrance partner in Oconomowoc, Wisconsin.

You can reach Sandi through the access team by calling 888-928-5278.

Denita Lynde

Denita Lynde, MS, CADC

Administrator of Residential Services

Denita Lynde oversees Rosecrance’s recovery homes, which serve patients who have completed primary substance abuse treatment: Hillman House for boys, Marlowe House for girls and Greendale House for adults and women with children. Denita is a Certified Alcohol and Drug Abuse Counselor (CADC) and holds a degree in psychology from Northern Illinois University. She serves on the Illinois Task Force on Women’s Issues in Treatment. Denita was a Unit Coordinator at the Rosecrance Griffin Williamson Campus for adolescents since 2003.

Lisa Primm, MS, LPC, CADCPhoto of Lisa Primm

Vice President of Payer Relations, Rosecrance

Lisa Primm is primarily responsible for elevating the visibility of Rosecrance and creating connections with key insurance companies. She first joined Rosecrance in 1994 as a unit counselor at Rosecrance on Alpine and joined the marketing team the following year. She also has 9 years’ experience at another treatment center. Primm holds a master’s degree in education from Northern Illinois University and is certified as a Licensed Professional Counselor and as an addictions counselor.

Gail Raney

Photo of Gail Raney

Director of Grant Management and Community Liaison

Gail Raney is the Director of Grant Management and Community Liaison for Rosecrance Central Illinois, where she oversees coordination of grant-related care for the region while developing relationships in the region. Gail has two decades of behavioral health experience in Central Illinois, and was the CEO of Prairie Center Health Systems at the time it merged with Rosecrance in 2018.

Jason Relle, LCPC

Photo of Jason Relle

Clinical Director

Jason Relle is the Clinical Director at Rosecrance Griffin Williamson and has been with Rosecrance since 2011.  He oversees substance abuse and behavioral health residential programming for adolescents. He is a licensed clinical professional counselor that has worked with children, adolescents and families in various roles within Rosecrance.  He earned his bachelor’s degree in psychology from Miami University and his master’s degree in marriage and family therapy from the Adler School of Professional Psychology.

Photo of Craig Riehle

Craig Riehle, MSW, LCSW, CADC, MISA I

Director of Admissions

Craig Riehle is Director of Admissions, overseeing all first contact activity, assessments and admissions for Rosecrance. He joined Rosecrance in 2004. Riehle earned his B.A. from Northern Illinois University and his M.S.W. from Aurora University.

Photo of Craig Stallings

Craig Stallings, MS, ED, LCPC, NCC, CADC

Regional Vice President of Operations

Craig A. Stallings, M.S. Ed, LCPC, CADC, is the Regional Vice President of Operations for Rosecrance Inc. Craig received his bachelor’s degree in Social Work from Southern Illinois University and a master’s degree in Education with an emphasis in counseling from Northern Illinois University. With more than 25 years of experience in behavioral health, he is both a Licensed Clinical Professional Counselor and Certified Alcohol and Drug Counselor. Additionally, Craig has extensive experience working with first responders and young adults as well as individuals and families seeking treatment for opioid use disorders and medication assisted treatment. Craig joined Rosecrance in 1997.

Greg Tierney, PhD

Administrator of the Rosecrance Harrison Campus

Dr. Greg Tierney is the Administrator of Rosecrance Harrison Campus.  As a licensed clinical psychologist, he came to Rosecrance with over 20 years of experience in direct service and clinical leadership.  Prior experience in both direct service and leadership have included working with clients with substance use disorders and mental health disorders in residential, outpatient, in-home, and crisis treatment settings.  Greg’s approach to serving clients is strongly focused on building confidence, understanding, and skills to successfully approach stressors in a manner that respects and rebuilds personal values.  His approach to leadership is aimed at providing continual opportunity for professional growth and expertise to serve client welfare and support staff values for working in behavioral health.  Greg received a Bachelor of Science in psychology from the University of Illinois Urbana-Champaign, a master’s degree in community counseling from Loyola University Chicago, and his doctorate in counseling/clinical psychology from the University of North Dakota.