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

Madder, Barney, DMD, PLLC

Organization General Practice Dentistry · NPI 1942510029

Madder, Barney, DMD, PLLC is a General Practice Dentistry in Kennewick, Washington. Licensed in Washington. Registered with an NPI since 2010.

Licensed in
WA
In the registry since
2010
Specialties on file
2
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

9501 W Clearwater Ave Ste A120
Kennewick, WA 99336
Phone: (509) 374-4077
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dental Clinic/Center (primary) Taxonomy 261QD0000X
General Practice Dentistry Taxonomy 1223G0001X · Licence DE00010244 (WA)

Record details

NPI number1942510029
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Nathan Madder — Dentist · (509) 374-4077
Other names Kennewick Dental; Kennewick Dental
NPI enumeratedOctober 7, 2010
Last updated in NPPESOctober 9, 2018
Mailing address7233 W Deschutes Ave, Suite E, Kennewick, WA 99336-6707

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