Stephen Carstensen, DDS
NPI 1023160363 · General Practice Dentistry · Seattle, WA
Enrolled with Medicare as Practitioner - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Carstensen, DDS is a General Practice Dentistry provider in Seattle, WA (NPI 1023160363).
Provider details
- NPI number
- 1023160363
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- DE00006409 (WA)
Specialties & taxonomies
Dental Providers
Dental Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2007-01-17
- Last updated
- 2026-01-06
- Certified
- 2026-01-06
Frequently asked questions
- What is Stephen Carstensen's NPI number?
- Stephen Carstensen's National Provider Identifier (NPI) is 1023160363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Carstensen's specialty?
- Stephen Carstensen is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Stephen Carstensen located?
- Stephen Carstensen's practice location on file with NPPES is 622 S Washington St, Seattle, WA 98104-2720.
- What is Stephen Carstensen's phone number?
- The practice phone number listed in the NPPES registry for Stephen Carstensen is (425) 552-3999.
- Does Stephen Carstensen accept Medicare?
- Stephen Carstensen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Carstensen's NPI active?
- Yes — Stephen Carstensen's NPI (1023160363) is active in the NPPES registry as of the last update on 2026-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.