Physical

Therapy Team



Aric Pedersen, MPT
Manager | Physical Therapy, Occupational Therapy,
and Athletic Training

Education: Master’s degree of Physical Therapy from the University of Wisconsin-Madison 

Additional Certifications or Training:  Certifications in McKenzie approach and Dry Needling

Professional Areas of Interest:  Manager of PT, OT, and Athletic Training 

Personal Interests: Enjoys maintaining an active lifestyle including working out, road biking, cross country skiing, golfing

Erin Scherer-DeRosa, PT, DPT
Lead Outpatient Physical Therapist

Education: Doctor of Physical Therapy from the University of Wisconsin - La Crosse

Additional Certifications or Training: LSVT Certification, Certified Clinical Instructor, Advanced Credentialed Clinical Instructor, advanced training in orthopedics/sports medicine, strength and conditioning, and dry needling

Professional Interests: Sports, orthopedics, dry needling

Personal Interests: Travel, hiking, biking, kayaking, golf

Katie Schwarz PT, MSPT, CLT,
Lead Inpatient Physical Therapist

Education: Master of Science in Physical Therapy from the University of Wisconsin - La Crosse

Additional Certification or Education: Herdman Competency Certification in Vestibular Rehabilitation

Professional Interests: Acute Care, Vestibular Rehabilitation

Personal Interests: Spending time with my family, coaching high school and youth volleyball and basketball, singing


Madeleine Hepperlen, PT, DPT

Education: Doctor of Physical Therapy from Carroll University

Additional Certifications or Training:  Advanced coursework in Pelvic health including Pain and bowel and bladder dysfunction

Professional interests: Orthopedics and pelvic floor

Personal interests: Going to concerts, hiking and marvel movies 

Ashley Strasser, PT, DPT

Education: Doctor of Physical Therapy from University of Saint Mary – Leavenworth, KS

Additional Certifications or Training: Herdman Competency Certification in Vestibular Rehabilitation

Professional Interests: Vestibular Conditions, Pediatrics

Personal Interests: Yoga, Hallmark Channel, and spending time with family

Benjamin Thornton, PT, DPT

Education: Doctor of Physical Therapy from the University of Wisconsin - La Crosse

Professional interests: Orthopedics, Vestibular, Athletics

Personal interests: Hunting, fishing, hiking, going to sporting events, going to concerts, current wrestling coach at La Crosse Area Wrestlers

Ashley Veglahn, PT, DPT

Education: Doctor of Physical Therapy from the University of Wisconsin - Madison

Additional Certifications or Training:  Advanced coursework in Trigger Point Dry Needling

Professional Areas of Interest:  Orthopedics, Dry Needling, Pregnancy and Post-Partum Care and Pelvic Floor

Personal Interests:  I enjoy being active and working out and I love to spend time with my family and my dogs

Derek Waddell, PT, DPT

Education: Doctor of Physical Therapy from the University of Wisconsin - La Crosse

Professional Interests: Orthopedics and sports medicine, vestibular therapy, dry needling

Personal Interests: Family and farming

Scott Vatland, PT

Education: Graduated from the University of Wisconsin - Madison

Professional Interests: Acute Care

Personal Interests: Biking, MTB Racing, Volunteer Wrestling Coach 

Joe Willis, PT, MSPT, OCS

Education: Master of Science in Physical Therapy from Grand Valley State University,

Additional Certifications or Training: Orthopedic Certified Specialist (OCS), Certified Clinical Instructor I & II, Site Coordinator of Clinical Education, LSVT BIG certified

Professional Interests: orthopedic rehabilitation, complex cases, chronic pain, professional education

Personal Interests: family life, home improvement projects, travelling, golf, beach volleyball, coaching youth sports, watching /attending sporting events

Michelle Willis, PT, MSPT, CEEAA

Education: Master of Science in Physical Therapy from the University of Wisconsin - La Crosse

Additional Certifications or Training: CEEAA, Herdman Competency Certification in Vestibular Rehabilitation; LSVT BIG certified.

Professional Interests: My professional interests are orthopedics, vestibular therapy, and working with the geriatric population.

Personal Interests: I enjoy watching my daughter participate in all her sporting events. As a family, we enjoy attending college sporting events (specifically the Wisconsin Badgers Basketball and Football), Packer games and Brewer games. I also love to travel!

Elizabeth Yamriska, PT, DPT

Education: Doctor of Physical Therapy from the University of Wisconsin – La Crosse

Professional Interests: Orthopedics, geriatrics, sports

Personal Interests: Traveling, hiking, kayaking, baking, jigsaw puzzles

Carl Hatfield, PTA

Education: Physical Therapist Assistant – Associate Degree from Southwest Wisconsin Technical

Bachelor of Science in Biology from the University of Wisconsin - Platteville

Professional Interests: Sports, orthopedics

Personal Interests: Traveling, dogs, helping on my family's farm, and lifting weights/physical fitness

Sally Light, PTA

Education:  Physical Therapist Assistant - Associate Degree from St Mary's Jr. College

Additional Certifications or Training:  LSVT Certification, APTA Credentialed Clinical Instructor

Professional Interests: Acute care, orthopedics, aquatic therapy, geriatrics

Personal Interests: Family, DIY projects, farming, Granny Basketball

Sarah Olson, PTA, ATC Ret.

Education Physical Therapist Assistant – Associate Degree from Western Technical College (La Crosse, WI), Gustavus Adolphus College (St. Peter, MN)

Additional Certifications or Training: Aquatic Integration Practitioner/Instructor

Professional Interests: Aquatic Therapy, Out-Patient Physical Therapy in rural Wisconsin

Personal Interests: Raising twin daughters, crocheting, quilting, baking, and picking blueberries

Allison Williamson, PTA

Education: Physical Therapist Assistant – Associate Degree from Western Technical College

Additional Certifications or Training: APTA Credentialed Clinical Instructor

Professional Interests: Geriatrics, Sports, Orthopedics

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