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

Mark W Hamm, DMD

Individual provider General Practice Dentistry · NPI 1225035207

Mark W Hamm, DMD is a General Practice Dentistry in Roseburg, 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

1313 W Harvard Ave
Roseburg, OR 97470-2838
Phone: (541) 673-3355
Fax: (541) 673-1533
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 5836 (OR)

Record details

NPI number1225035207
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorNo
NPI enumeratedJuly 5, 2005
Last updated in NPPESJuly 13, 2026

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