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

Shawn Halton Portwood, RDN

Individual provider Registered Dietitian · NPI 1487538542

Shawn Halton Portwood, RDN is a Registered Dietitian in Madison, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2025.

Licensed in
WI
In the registry since
2025
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

2725 Marshall Ct Apt 212
Madison, WI 53705-2288
Phone: (413) 275-3176
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 5429-29 (WI)

Record details

NPI number1487538542
Entity typeIndividual (Type 1)
GenderMale
Credentials RDN
Sole proprietorNo
NPI enumeratedAugust 2, 2025
Last updated in NPPESAugust 9, 2025
Certification dateAugust 9, 2025

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