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Stephen Matheson, DDS PS
NPI 1538238779 · Dental Assistant · Kennewick, WA
Stephen Matheson, DDS PS is a Dental Assistant provider in Kennewick, WA (NPI 1538238779).
Provider details
- NPI number
- 1538238779
- Entity type
- Individual
- Primary specialty
- Dental AssistantDental Providers
- Credential
- DDS PS
- Sex
- Male
- Sole proprietor
- No
- License
- DE00004645 (WA)
Specialties & taxonomies
Dental Providers
Dental Providers
Dental Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
5000 W Clearwater Ave
Kennewick, WA 99336
Phone: (509) 783-5000
Fax: (509) 783-8349
Street-level locationGet directions
Mailing address
5000 W Clearwater Ave
Kennewick, WA 99336
Registry dates
- Enumerated
- 2006-11-06
- Last updated
- 2025-09-11
Frequently asked questions
- What is Stephen Matheson's NPI number?
- Stephen Matheson's National Provider Identifier (NPI) is 1538238779, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Matheson's specialty?
- Stephen Matheson is listed in the NPPES registry with a primary specialty of Dental Assistant (Dental Providers).
- Where is Stephen Matheson located?
- Stephen Matheson's practice location on file with NPPES is 5000 W Clearwater Ave, Kennewick, WA 99336.
- What is Stephen Matheson's phone number?
- The practice phone number listed in the NPPES registry for Stephen Matheson is (509) 783-5000.
- Is Stephen Matheson's NPI active?
- Yes — Stephen Matheson's NPI (1538238779) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.