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

Joan C. Zerzan, RD, MS

Individual provider Registered Dietitian · NPI 1992725469

Joan C. Zerzan, RD, MS is a Registered Dietitian in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2006.

Licensed in
WA
In the registry since
2006
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

1959 NE Pacific St
Seattle, WA 98195-0001
Phone: (206) 685-1251
Fax: (206) 543-5771
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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 DI00000739 (WA)

Record details

NPI number1992725469
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , MS
Sole proprietorNo
NPI enumeratedJuly 20, 2006
Last updated in NPPESOctober 11, 2007
Mailing addressPo Box 24366, Seattle, WA 98124-0366

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