Our Team

Kasi Stankevich,

Director of Clinical Operations

Marissa Maertz,

Patient Service Coordinator

Marissa provides excellent customer service and patient care. She is always learning and growing with the clinic providing our patients with a warm welcome and comprehensive support on their health journey.

Kasi has been an integral part of Wagner Integrative Health’s success. With a background in clinical work and healthcare administration, she helps to create a clinical experience that is unparalleled and innovative.

Stephanie Welter,

Phlebotomist

Kiara Roslowski,

Patient Service Coordinator

Stephanie is our skilled phlebotomist at Wagner Integrative Health. With her expertise in blood collection and patient care, she plays a vital role in delivering exceptional clinical services.

Kiara joined Wagner Integrative Health in 2024 coming from a CNA background. She is compassionate about healthcare and making people feel comfortable.

Tashia Leisgang,

Clinic Supervisor / Marketing Coordinator

Beth Roberts,

Registered Nurse

Tashia brings a warm, patient-first approach, backed by years of customer service experience, while playing a vital role in supporting the patient experience at WIH. Along with ensuring our front office runs efficiently, she is the creative talent behind our marketing, helping us communicate our mission and connect with our community.

Beth is our Registered Nurse at Wagner Integrative Health. She comes to us with many years of working in the urgent care setting, where she worked hand and hand with Dr Wagner. Patients can expect top notch patient care when working with Beth for their IV treatments or Vitamin injections.

Jess Van Deurzen,

Executive Assistant

Teanna Gerondale,

Medical Assistant

Jess plays a crucial role in assisting both Dr Wagner and our Director of Clinical Operations. She is always busy working on the back end of clinic to ensure daily tasks are completed efficiently.

Teanna is the Medical Assistant, bringing valuable experience to our team. She also has phlebotomy experience, so you may see her in our lab! Always eager to lend a hand, Teanna plays a vital role in supporting our patients.

Desirae Bertnick,

Patient Service Coordinator

Brianna Butterfield,

Patient Service Coordinator

Olivia is our Patient Service Coordinator. With a passion for crafting and sewing, she brings a warm, attentive presence and a dedication for learning our services to better support you every step of the way.

Angela Austin,

Patient Service Coordinator

Olivia Marchant,

Patient Service Coordinator

Angela joined Wagner Health in 2020. She is an artist at heart and while she spends much of her time on her photography business, she helps out as needed to provide amazing patient support.

Brianna is one of our Patient Service Coordinators and a De Pere native who brings a friendly, caring presence to our clinic. She’s passionate about supporting patients throughout their experience and enjoys spending time with her fiancé and two children outside of work.

Meet Desirae, one of our Patient Service Coordinators! With a background in functional medicine and customer service, she brings a welcoming smile and a passion for helping patients feel supported from the moment they walk in. She is at our front desk, ready to help our patient's on their health journey.