OrganizationActive
Will S Fernyhough DDS Ps
NPI 1790900231 · Periodontics · Bellevue, WA
Will S Fernyhough DDS Ps is a Periodontics organization in Bellevue, WA (NPI 1790900231).
Provider details
- NPI number
- 1790900231
- Entity type
- Organization
- Primary specialty
- PeriodonticsDental Providers
- Organization subpart
- No
- Authorized official
- Will Fernyhough, President(425) 455-2020
- License
- DE00005930 (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
10050 Ne 10th St
Bellevue, WA 98008
Phone: (425) 455-2020
Fax: (425) 455-0310
Street-level locationGet directions
Mailing address
10050 Ne 10th St
Bellevue, WA 98008
Other names (DBA / former)
- Other name
- Fernyhough Periodontics Premier Periodontics
Registry dates
- Enumerated
- 2007-04-17
- Last updated
- 2020-08-22
Frequently asked questions
- What is Will S Fernyhough DDS Ps's NPI number?
- Will S Fernyhough DDS Ps's National Provider Identifier (NPI) is 1790900231, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Will S Fernyhough DDS Ps?
- Will S Fernyhough DDS Ps is classified in the NPPES registry as Periodontics (Dental Providers).
- Where is Will S Fernyhough DDS Ps located?
- Will S Fernyhough DDS Ps's practice location on file with NPPES is 10050 Ne 10th St, Bellevue, WA 98008.
- What is Will S Fernyhough DDS Ps's phone number?
- The practice phone number listed in the NPPES registry for Will S Fernyhough DDS Ps is (425) 455-2020.
- Who is the authorized official for Will S Fernyhough DDS Ps?
- The authorized official listed on Will S Fernyhough DDS Ps's NPPES record is Will Fernyhough, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Will S Fernyhough DDS Ps's NPI active?
- Yes — Will S Fernyhough DDS Ps's NPI (1790900231) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.