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WELCOME TO WSLH PT!
WSLH Proficiency Testing serves laboratories by providing proficiency testing services plus unparalleled customer service at a competitive price.
Since 1966, our mission has been to improve patient testing and public health by administering robust proficiency testing programs that promote education, quality laboratory testing, and professional competency.
Tour our site to view our wide array of ordering options including quality assurance, calibration verification/linearity, and continuing education.
IMPORTANT: CMS PT UPDATE DURING COVID-19
We understand that your lab is facing a lot of challenges right now. In light of the recent CMS update on PT, we wish to inform you that we will continue shipping proficiency testing samples as planned unless otherwise noted under WSLH PT News.
Please contact us at ptservice@slh.wisc.edu if your lab is currently closed or if you are unable to receive UPS packages at this time.
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Contact WSLH Proficiency Testing | (800) 462-5261 | ptservice@slh.wisc.edu | 