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

Joan Pfeiffer, RD

Individual provider Registered Dietitian · NPI 1376788208

Joan Pfeiffer, RD is a Registered Dietitian in Mount Vernon, Washington. Licensed in Washington. Registered with an NPI since 2008.

Licensed in
WA
In the registry since
2008
Specialties on file
2
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

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Practice location Address checks out

1415 E Kincaid St
Mount Vernon, WA 98274-4126
Phone: (360) 428-4111
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Metabolic Nutrition Registered Dietitian (primary) Taxonomy 133VN1006X · Licence DI00000547 (WA)
Registered Dietitian Taxonomy 133V00000X · Licence DI00000547 (WA)

Record details

NPI number1376788208
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorNo
NPI enumeratedDecember 5, 2008
Last updated in NPPESMay 12, 2022
Certification dateMay 12, 2022
Mailing address1400 E Kincaid St, Mount Vernon, WA 98274-4127

Other providers in Mount Vernon