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

Dr. Ivan H. Wolthuis, DMD

Individual provider Dentist · NPI 1780675090

Dr. Ivan H. Wolthuis, DMD is a Dentist in Sweet Home, Oregon. Licensed in Oregon. Registered with an NPI since 2005.

Licensed in
OR
In the registry since
2005
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.

See every abbreviation used in this directory →

Practice location Address checks out

1524 Long St
Sweet Home, OR 97386-2313
Phone: (541) 367-2931
Fax: (541) 367-2935
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence D7611 (OR)

Record details

NPI number1780675090
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorNo
NPI enumeratedNovember 4, 2005
Last updated in NPPESJuly 13, 2026

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