Site Visits Resume

Effective immediately, per CMS guidance, the National Supplier Clearinghouse (NSC) is resuming normal site visit activity.  Therefore, any enrollment application received will not be finalized until a site visit is conducted. Inspectors will follow all state requirements regarding the use of appropriate personal protective equipment (PPE) when conducting the site visits.

For enrollment related questions, please contact the NSC at or 866-238-9652 from 9 a.m. until 5 p.m. ET.

Contact NSC

Email National Supplier Clearinghouse

Contact a specific NSC department

Telephone: 866-238-9652

IVR: 866-238-9652


National Supplier Clearinghouse

Palmetto GBA, AG-495

P.O. Box 100142

Columbia, SC 29202-3142

Other Palmetto GBA Sites

Palmetto GBA Home

DMEPOS Competitive Bidding Program

Jurisdiction J Part A MAC

Jurisdiction J Part B MAC

Jurisdiction M Part A MAC

Jurisdiction M Part B MAC

Jurisdiction M Home Health and Hospice MAC


National Supplier Clearinghouse MAC


RRB Specialty MAC Providers

RRB Specialty MAC Beneficiaries