You are now leaving This link will take you to
a website to which our privacy policy does not apply. You are solely
responsible for your interactions with that website.
For employment verifications, please contact The Work Number at 800-367-5690 or When prompted, Ironwood’s employer code is 107905.
You are now leaving


At Ironwood, we recognize the importance of transparency in our interactions with healthcare professionals. We believe that transparency is a cornerstone to building and maintaining trust in and with stakeholders in healthcare – and this is essential, as trust is a key component that supports our goals of creating medicines that make a difference for patients and building value to earn the continued support of our fellow shareholders. We are committed to transparency, and we strive to adhere to evolving industry standards in this area.

For your convenience, we have provided below links to additional information on the Physician Payments Sunshine Act, also referred to as “open payments” or “aggregate spend.”

If you are a health care professional and you have an inquiry regarding the Physician Payments Sunshine Act, please click here to access the Center for Medicare & Medicaid Services (CMS) Open Payments web site.

For information about registering on the CMS website, please click here.

A list of frequently asked questions about the Physician Payments Sunshine Act is available on the CMS web site by clicking here.

The CMS Help Desk is also accessible via email at and via phone at 1-855-326-8366 (Monday through Friday, from 7:30 a.m. to 6:30 p.m. (CT), excluding Federal holidays).