Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Marissa Regan, RDN

Individual provider Registered Dietitian · NPI 1801736293

Marissa Regan, RDN is a Registered Dietitian in Charleston, South Carolina. Licensed in South Carolina. Registered with an NPI since 2026.

Licensed in
SC
In the registry since
2026
What do these letters mean?
RDN — Registered Dietitian Nutritionist
The current title for a registered dietitian.

See every abbreviation used in this directory →

Practice location Address checks out

171 Ashley Ave
Charleston, SC 29425-0100
Phone: (843) 792-2300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 3560 (SC)

Record details

NPI number1801736293
Entity typeIndividual (Type 1)
GenderFemale
Credentials RDN
Sole proprietorNo
NPI enumeratedMarch 30, 2026
Last updated in NPPESMarch 30, 2026
Certification dateMarch 29, 2026

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