Provider Profile
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Source: NPPES NPI Registry
11487 DONNER PASS CT
Rancho Cucamonga, CA 91737
Lori N. Greydanus is a nurse practitioner in Rancho Cucamonga, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Adult Health”.
NPI registry
Lori N. Greydanus is listed at 11487 Donner Pass Ct, Rancho Cucamonga, CA 91737. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (909) 519-0105. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Lori N. Greydanus's National Provider Identifier is 1467247155. 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
Lori N. Greydanus has 1+ years experience. Registered with an NPI since 2025. 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 Lori N. Greydanus. 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.