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About
Dr. Thiessen enjoys treating patients with a wide range of orthopedic issues but has a special interest in treating patients with neuromuscular conditions as well as congenital and acquired limb differences.
Titles
- Orthopaedic Surgery
Certifications
- Orthopaedic Surgery
Education
- 2013, University of Kansas School of Medicine, MD
Residencies
- 2018, Medical College of Wisconsin - Orthopedic Surgery
Fellowships
- 2019, University of Texas Southwestern Medical School (Dallas, TX) - Pediatric Orthopedics
Conditions and Treatments
Insurance Information
Aetna*
The Alliance Employer Health Care Cooperative
America's PPO
Anthem Wisconsin*
Aspirus Health Plan
Centivo
Chorus Community Health Plans
Cigna Health Plan
Common Ground
First Health Network by Coventry
Health Partners
Health Payment Systems
HealthEOS
iCare Wisconsin
Managed Health Services (MHS)
Medicaid Wisconsin
Medicare
Molina Healthcare
Multiplan (wrap network only)
Network Health Plan*
OAN EverPointe Elite
Private Health Care Systems (PHCS)
Sheboygan Employer's Health Network (SEHN)
Trilogy Health Networks
TriWest
UnitedHealthcare*
USA Managed Care Organization
Wisconsin Crime Victims Compensation Program
WPS Statewide PPO
Ratings and Reviews
4.8
Overall Parent and Patient Rating
See What Parents and Patients are Saying:
5/8/2026
He is a unicorn dr!
3/5/2026
Everybody at greenfield clinic is very nice.
2/27/2026
Was honest and right to the point.
2/26/2026
We love Dr Thiessen and Dr Fitzgerald. We have been seeing them for 4 years and they are absolutely wonderful
2/18/2026
Dr. Thiessen is a good listener. He has a very calm demeanor and was great with my daughter.