May 23, 2023 15:19 Follow Yes, all changes and updates should be made on the Enrollment and Change Request form. Related articles Why can’t the provider’s office and billing company have just one login or use one email address? The provider does not have an office. The billing company’s address is considered their office. How do I fill out the Web Portal Enrollment paperwork? Who can sign the Web Portal Enrollment form? How can I check if a business name is available? Why can’t I get a pharmacy claim to go through when the PA is on file and my NPI is correct?