Contact Us

Found an error in a calculation, have an idea for a new tool, or a question about how your productivity is measured? Send us a message. We read everything.

How to reach us

We read every message and reply as soon as we can.

Reporting an error

Please include:

  • The page link
  • What you entered in the calculator
  • The result you got and the result you expected

Corrections that change a page are noted at the bottom of that page. See our editorial policy.

Please don’t send patient information

Don’t include patient names, dates of birth or any other protected health information in your message. We don’t need it, and we can’t accept it.

What we can’t help with

We can’t give legal, billing, employment or medical advice, or advice about a specific employer. For questions about your rights at work, contact your HR department, your state labor office, or your professional association (APTA, AOTA or ASHA).