Michael Roffelsen, MS | Chief Executive Officer
Mike was appointed Chief Executive Officer at Green Bay Rehabilitation Hospital in April 2022.
Prior to joining Green Bay Rehabilitation Hospital, Mike worked in South Florida as the Chief Executive Officer in another rehabilitation hospital.
Mike has over thirty-five years of experience with numerous healthcare organizations in a variety of leadership roles including marketing, business development and operations.
Mike graduated from Indiana Wesleyan University with a Master of Science degree in Management. He earned his Bachelor of Art degree in Communications from Concordia University Wisconsin.
Tonja Ramthun, RN, MBA | Chief Nursing Officer
Tonja joins Green Bay Rehabilitation Hospital with 25 years of healthcare experience after having served many of those years in leadership positions within WI area hospitals. Tonja has her BSN and Masters of Business Administration and is thrilled to be part of GBRH because she wants to play a role in getting patients in our communities back home!
Outside of work, you’ll probably find Tonja spending time with family, her grandchildren are her pride and joy!
Kim VandeYacht, PharmD, RPh | Director of Pharmacy
Kim brings to Green Bay Rehabilitation Hospital 15 years of experience as a clinical pharmacist. Kim attended Purdue University graduating with a degree in Business Management before deciding to pursue a career in pharmacy where she then went to attend Creighton University’s School for Pharmacy. Kim has previously been a clinical pharmacist in a number of settings including home infusion, behavioral health, cancer & specialty pharmacy, and hospital acute care pharmacy.
When asked why she chose GBRH, Kim shared that she really liked the concept that the patient gets full-service care from intense physical rehab to medical management including dietary, nursing, speech, and in-patient pharmacy services.
In Kim’s free time she enjoys reading a good murder mystery and spending time with my family and friends traveling, boating, attending Packer games, and watching her kids in their extra-curricular activities.
Matt Luders, MBA | Director of Marketing & Business Development
Matt joins Green Bay Rehabilitation Hospital after spending over 10 years in healthcare, both in business development and operational leadership roles. Matt earned his business degree from the University of WI-Green Bay and his Masters of Business Administration from Upper Iowa University. Matt chose to join GBRH because of the awesome opportunity to be part building a new hospital from the ground up and knowing it would provide such critical care and exceptional outcomes that would get patients back home living their best life.
When you don’t see Matt out and about building relationships, you might find him with his dogs up in Door County where he, his fiancé and kids enjoy time near the water. And if not there, shopping for midcentury modern glass at one of the many wonderful vintage stores around the area.
Tricia Drake, RN | Director of Patient Outcomes
Tricia has worked in healthcare leadership for over 25 years having earned both her BSN and Masters in Education. Previously Tricia has worked in Geriatrics, Rehab, Home Health and Hospice which all have prepared her for great success at GBRH.
Tricia chose Green Bay Rehabilitation Hospital because she found the Mission and Guiding Principles to be very compelling and strongly aligned with her own. But even more, to be a part of a team that is unwavering and passionate about quality care in the communities we serve.
Outside of work, Tricia enjoys walking her 2 rescue dogs, gardening when the weather permits and spending quality time with friends and family.
Mark Cox, DPT | Director of Therapy
Mark joins us all the way from Austin, TX where he served in Rehabilitation leadership at an acute care hospital. Mark attended Physical Therapy school at Emory University and did a neuro-rehab residency at Northern Arizona University. Mark chose GBRH because he wanted to be part of a new inpatient rehabilitation hospital serving in a community of great need. He is honored to be part of this special place and is blessed everyday to be surrounded by a therapy team who prioritizes quality and patient outcomes above anything else.
Outside of GBRH, Mark is most proud of his family, his amazing wife and 3 children who all love being outdoors, attending sporting events and exploring local spirits and eateries around town.
Heather Tillman, RN | Director of Quality
Heather brings to Green Bay Rehabilitation Hospital, over 20 years of healthcare experience, many as a Registered Nurse. Previously Heather has worked in leadership roles in infection prevention, staff development, ER, and post-acute care environments.
Heather is a staunch believer in acute rehab and the care that is provided in the inpatient rehab hospital setting. Heather joined GBRH because she believes that it is not only important now but will only continue to grow because the purpose is to get patients back home. What Heather loves most about her role is the attention that she gets to give to policy & procedure development, after all, it is in large part what we do to ensure the best possible care is given to patients. In Heather’s free time, she enjoys camping, watching a good show and shopping.
Dr. Elizabeth Polacheck, MD | Medical Director
Dr. Elizabeth Polacheck, MD joined Green Bay Rehabilitation Hospital in May of 2024 and serves as Medical Director. Dr. Polacheck is a physical medicine & rehabilitation physician with nearly 40 years of service to patient care. Dr. Polacheck completed medical school at the University of Wisconsin-Milwaukee, Medical College of Wisconsin and her residency at the University of Pittsburgh; her senior year as Chief Administrative Resident.
Dr. Polacheck’s past service includes both inpatient and outpatient rehab at Aurora St. Lukes in Milwaukee along with serving as Medical Director of the West Allis Memorial Hospital’s rehab unit. Dr. Polacheck has given specialized attention to EMGs/nerve conduction studies, IMEs, and disability evaluations.
When asked, Dr. Polacheck chose Green Bay Rehabilitation Hospital to continue her practice because she could “tell right away what a wonderful place this and all the people are.” In her free time, you will find Dr. Polacheck spending time with family, who live in Door County, now that she lives so close to them again. Volunteering is also important, where she was involved with, You are Special, an organization that partners with Milwaukee area organizations to provide birthday cake to those with drug addiction, victims of domestic abuse and homeless teens. Fun fact, Dr. Polacheck’s two daughters, Katie and Claire, were both in the Peace Corps, something that makes her very proud!
Scott Langman | Director of Facilities Management – THIS NAME/BIO IS HIDDEN
Scott joined Green Bay Rehabilitation Hospital in May of 2024 with 18 years in healthcare facilities management. Scott is a journeyman machinist and licensed coast guard merchant marine captain which makes living in the Green Bay area near Lake Michigan a perfect fit for him and his family. Prior to joining GBRH, Scott worked previously as the Maintenance Director at Better Beginnings and also in facilities management with ThedaCare.
Scott shared that he joined GBRH because of the unique opportunity and hope that acute rehabilitation care provides to patients and to be part of that was an opportunity he couldn’t pass up. Outside of work, Scott enjoys camping with his wife, adult children, and grandkids. Scott is also an avid hunter, enjoys fishing and mentoring young adults with developmental disabilities so that they can gain employment.