Individual provider · Type 1 NPI

Marissa Regan, RDN

Registered Dietitian · Charleston, SC

NPI number 1801736293 Active

Practice location

171 Ashley Ave
Charleston, SC 29425-0100

Call (843) 792-2300 Map

Mailing address

1113 Legends Club Dr
Mount Pleasant, SC 29466-9018

Specialties and licenses

TaxonomyCodeLicense
Registered Dietitian Primary 133V00000X3560 (SC)

Registered Dietitian: A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the…

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About NPI 1801736293

Marissa Regan, RDN's National Provider Identifier is 1801736293, issued on Mar 30, 2026. The primary taxonomy on file is Registered Dietitian (133V00000X), and the practice location is in Charleston, SC. The record was last updated on Mar 30, 2026.