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Procurement Services

To Our Valued Suppliers

New Credentialing Office Hours
The credentialing office will be available on Mondays and Wednesdays from 7:00 am- 4:00 pm and Fridays from 9:00 am- 4:00 pm. The credentialing office is closed on Tuesdays and Thursdays and no one will be seen on those days, no exceptions.  Please contact the Hotline at (713) 448-7142 or email us at for questions.

Please be reminded that only Procurement Services at Memorial Hermann Healthcare Systems is authorized to award official agreements and issue purchase orders.

The signing of your agreement by others at Memorial Hermann Healthcare Systems or work assignments you receive that are not authorized through Procurement Services are not valid and may adversely impact your company receiving payment for goods/services rendered.

If you have agreements not issued by Procurement Services, or if you do not have a valid purchase order number, please follow the Request an Appointment link to schedule an appointment with one of our Clinical Contract Managers.

Please forward copies of this letter to the appropriate members of your company.

Thank you for your support and assistance. We look forward to meeting with you.

Dan Humphrey
System Executive Supply Chain Services