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

Individual provider Nutritionist · NPI 1356773592

Karyn Duggan, MS, CNS, IFMCP is a Nutritionist in San Francisco, California. Works from 2 locations. Registered with an NPI since 2013.

In the registry since
2013
What do these letters mean?
MS — Master of Science
A graduate science degree.
CNS — Clinical Nurse Specialist
An advanced practice nurse specialising in a patient population or setting.

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Practice location Address checks out

2410 California St
San Francisco, CA 94115-2681
Phone: (415) 529-4050
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 70 Currey Ave, Sausalito, CA 94965-1852 — (415) 505-4423

Specialties & licences

Nutritionist (primary) Taxonomy 133N00000X

Record details

NPI number1356773592
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , CNS , IFMCP
Sole proprietorNo
NPI enumeratedJuly 30, 2013
Last updated in NPPESSeptember 11, 2025
Certification dateMarch 25, 2025

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