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

Brian Greenspan, RN

Individual provider Adult Health Nurse Practitioner · NPI 1639022452

Brian Greenspan, RN is an Adult Health Nurse Practitioner in Portland, Oregon. Practices as a sole proprietor. Licensed in Oregon.

Licensed in
OR
In the registry since
2026
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

3218 SE Salmon St Apt A
Portland, OR 97214-4152
Phone: (415) 378-5610
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence 10048681 (OR)

Record details

NPI number1639022452
Entity typeIndividual (Type 1)
GenderNot disclosed
Credentials RN
Sole proprietorYes
NPI enumeratedFebruary 19, 2026
Last updated in NPPESFebruary 19, 2026
Certification dateFebruary 19, 2026

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