Physician Profile
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Source: NPPES NPI Registry
300 FRANK H OGAWA PLZ SUITE 450
Oakland, CA 94612
Dr. Darby is a gastroenterologist in Oakland, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Dr. Darby is listed at 300 Frank H Ogawa Plz Suite 450, Oakland, CA 94612. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (510) 444-3297. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Darby's National Provider Identifier is 1790743292. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Darby has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Darby. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.