Jan K de Guzman, RN

Specialty unconfirmed

Jose Reyes Memorial Medical Center

PLEASANTON, CA

Last updated· April 2026 4 publicationsNPI: 1396602660

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Specialists are identified from ClinicalTrials.gov principal investigators, PubMed publications, and the NPI registry, then ranked through an automated scoring pipeline.

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Rare diseases treated or studied

Based on trial PI assignments and publication topics.

X-linked dystonia-parkinsonism

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NPPES NPI registry entry

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