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

Dr. Michael L Crupper, ND

Individual provider Naturopath · NPI 1407090640

Dr. Michael L Crupper, ND is a Naturopath in Portland, Oregon. Licensed in Oregon. Registered with an NPI since 2009.

Licensed in
OR
In the registry since
2009

Practice location Address checks out

4259 NE Broadway St
Portland, OR 97213-1421
Phone: (503) 235-2259
Show map & directions

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

Specialties & licences

Naturopath (primary) Taxonomy 175F00000X · Licence 1618 (OR)

Record details

NPI number1407090640
Entity typeIndividual (Type 1)
GenderMale
Credentials ND
Sole proprietorNo
NPI enumeratedApril 30, 2009
Last updated in NPPESApril 30, 2009
Mailing address4259 Ne Broadway St, Portland, OR 97213-1421

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