IndividualActive
William Petersen, D.D.S, P.C.
NPI 1336276948 · General Practice Dentistry · Spokane, WA
William Petersen, D.D.S, P.C. is a General Practice Dentistry provider in Spokane, WA (NPI 1336276948).
Provider details
- NPI number
- 1336276948
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S, P.C.
- Sex
- Male
- Sole proprietor
- No
- License
- DE00003491 (WA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(89/100 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
2532 W Francis Ave
Spokane, WA 99205-7012
Phone: (509) 325-4227
Fax: (509) 326-7180
Street-level locationGet directions
Mailing address
2532 W Francis Ave
Spokane, WA 99205-7012
Registry dates
- Enumerated
- 2007-02-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Petersen's NPI number?
- William Petersen's National Provider Identifier (NPI) is 1336276948, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Petersen's specialty?
- William Petersen is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is William Petersen located?
- William Petersen's practice location on file with NPPES is 2532 W Francis Ave, Spokane, WA 99205-7012.
- What is William Petersen's phone number?
- The practice phone number listed in the NPPES registry for William Petersen is (509) 325-4227.
- Is William Petersen's NPI active?
- Yes — William Petersen's NPI (1336276948) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.