OrganizationActive
William Cox Dental Corporation
NPI 1609804640 · Dentist · San Mateo, CA
William Cox Dental Corporation is a Dentist organization in San Mateo, CA (NPI 1609804640).
Provider details
- NPI number
- 1609804640
- Entity type
- Organization
- Primary specialty
- DentistDental Providers
- Organization subpart
- No
- Authorized official
- William Cox, PC Owner/President(800) 684-6440
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(91/100 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
360 Hillsdale Mall
San Mateo, CA 94403-3425
Phone: (650) 341-8008
Fax: (650) 341-7675
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 872710
Vancouver, WA 98687-2710
Other names (DBA / former)
- Doing business as
- Gentle Dental Hillsdale
- Doing business as
- Gentle Dental Hillsdale
Registry dates
- Enumerated
- 2006-06-29
- Last updated
- 2025-08-22
- Certified
- 2025-08-22
Frequently asked questions
- What is William Cox Dental Corporation's NPI number?
- William Cox Dental Corporation's National Provider Identifier (NPI) is 1609804640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is William Cox Dental Corporation?
- William Cox Dental Corporation is classified in the NPPES registry as Dentist (Dental Providers).
- Where is William Cox Dental Corporation located?
- William Cox Dental Corporation's practice location on file with NPPES is 360 Hillsdale Mall, San Mateo, CA 94403-3425.
- What is William Cox Dental Corporation's phone number?
- The practice phone number listed in the NPPES registry for William Cox Dental Corporation is (650) 341-8008.
- Who is the authorized official for William Cox Dental Corporation?
- The authorized official listed on William Cox Dental Corporation's NPPES record is William Cox, PC Owner/President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is William Cox Dental Corporation's NPI active?
- Yes — William Cox Dental Corporation's NPI (1609804640) is active in the NPPES registry as of the last update on 2025-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.