Mark W. Hamm, DMD

General Practice Dentistry · Roseburg, OR

Individual Active NPI

NPI number 1225035207

Practice location

1313 W Harvard Ave
Roseburg, OR 97470-2838
Phone
(541) 673-3355
Fax
(541) 673-1533

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NPI record

NPI
1225035207
Entity type
Individual (Type 1)
Enumeration date
July 5, 2005
Last updated
July 13, 2026
Sole proprietor
No

Specialties & taxonomy codes

TaxonomyCodeLicenseState
General Practice Dentistry Primary 1223G0001X 5836 OR

Mailing address

1381 SE Magnolia Dr
Roseburg, OR 97470-4373
Phone
(541) 673-4442
Fax
(541) 673-1533

About Dr. Hamm

Mark W. Hamm, DMD is a healthcare provider registered in the NPI registry with the primary taxonomy General Practice Dentistry (code 1223G0001X). The practice location is 1313 W Harvard Ave, Roseburg, OR 97470-2838. The NPI number 1225035207 was assigned on July 5, 2005 and the record was last updated on July 13, 2026.

Dr. Hamm lists a license in the registry: #5836 (OR) for General Practice Dentistry. License numbers are self-reported to NPPES; verify them with the state licensing board.

Frequently asked questions

What is the NPI number of Mark W. Hamm, DMD?

The NPI number is 1225035207.

What is the phone number of Dr. Hamm?

The phone number listed for the practice location is (541) 673-3355.

Where is Dr. Hamm located?

1313 W Harvard Ave, Roseburg, OR 97470-2838.

What is the taxonomy code for Dr. Hamm?

The primary taxonomy code is 1223G0001X – General Practice Dentistry.

Is this information correct?

All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.

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