Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. KATHERINE BARNES DUNCAN PHARMD
NPI 1083918973
Pharmacist in Santa Rosa, CA

Q: What is the provider's specialty?

The provider's specialty is Pharmacist with taxonomy code 183500000X.

Active since January 06, 2011

144 STONY POINT RD, SANTA ROSA, CA 95401(707) 521-4590(707) 521-4599 Get Directions Write a Review

NPPES record last updated: July 16, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Dr. Katherine Barnes Duncan Pharmd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. KATHERINE BARNES DUNCAN PHARMD (NPI 1083918973) is an individual pharmacist in Santa Rosa, California, licensed in California (54262) and active in the NPI registry since January 2011.

NPPES Registry Identity

NPI1083918973

Entity TypeIndividualFemale

Primary Taxonomy183500000X

Provider Legal NameDR. KATHERINE BARNES DUNCANCredential: PHARMD

Location Address144 STONY POINT RDSanta Rosa, CA 95401-4122

Mailing Address144 Stony Point RdSanta Rosa, CA 95401-4122 · (707) 521-4590 · Fax (707) 521-4599

Phone(707) 521-4590

Fax(707) 521-4599

Sole ProprietorNo

Enumeration DateJanuary 6, 2011

Last NPPES UpdateJuly 16, 2026

NPPES CertifiedJuly 16, 2026

✔ NPI 1083918973 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPharmacistPharmacy Service Providers

Taxonomy Code183500000X

License✔ Licensed in CA · 54262

Definition

An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.

Also ListedPharmacist · Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistTaxonomy 1835P0018X · License 54262 (CA)

Also ListedPharmacist · PharmacotherapyTaxonomy 1835P1200X · License 54262 (CA)

Also ListedPharmacist · Ambulatory CareTaxonomy 1835P2201X · License 54262 (CA)

144 STONY POINT RD, Santa Rosa, CA 95401

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