Part B
Medicare Physician Compare: Provider search
Use this application to search for providers, including Medicare participation status.
Common inquiries -- Part B
Reduce the time it takes to answer your Medicare question by viewing common Part B inquiries received by customer service.
What to do when you can't locate your claim
Would you like to reduce the time you spend contacting Medicare? Having difficulties locating a claim? Here's some tips to help locate a claim not on file.
What to do when you can't locate your claim
Would you like to reduce the time you spend contacting Medicare? Having difficulties locating a claim? Here's some tips to help locate a claim not on file.
Reporting requirements for a legal business name (LBN) change
When an individual practitioner or a group/organization experience a change to their legal name or LBN, this change should be reported to the Medicare contractor within 90 days. Review this article…
Provider enrollment decision tree
Review our decision tree to help determine if you should enroll as an individual in private practice, sole proprietor/disregarded entity, sole owner, or group practice / organization.
First Coast holiday schedule
This schedule lists holiday closures for the First Coast offices and provider contact centers responsible for serving providers in Florida, Puerto Rico, and the U.S. Virgin Islands.
First Coast holiday schedule
This schedule lists holiday closures for the First Coast offices and provider contact centers responsible for serving providers in Florida, Puerto Rico, and the U.S. Virgin Islands.
Provider enrollment decision tree
Review our decision tree to help determine if you should enroll as an individual in private practice, sole proprietor/disregarded entity, sole owner, or group practice / organization.
How to change or add a practice mailing address
All changes of practice addresses are reported on the applicable CMS-855 form. Find out what form is right for you.