IndividualActive
William Dern, D.D.S.
NPI 1881729705 · Prosthodontics · Oceanside, CA
William Dern, D.D.S. is a Prosthodontics provider in Oceanside, CA (NPI 1881729705).
Provider details
- NPI number
- 1881729705
- Entity type
- Individual
- Primary specialty
- ProsthodonticsDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 25506 (CA)
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
605 Cassidy St
Oceanside, CA 92054-6033
Phone: (760) 433-6111
Fax: (760) 433-4819
Street-level locationGet directions
Mailing address
605 Cassidy St
Oceanside, CA 92054-6033
Registry dates
- Enumerated
- 2007-02-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Dern's NPI number?
- William Dern's National Provider Identifier (NPI) is 1881729705, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Dern's specialty?
- William Dern is listed in the NPPES registry with a primary specialty of Prosthodontics (Dental Providers).
- Where is William Dern located?
- William Dern's practice location on file with NPPES is 605 Cassidy St, Oceanside, CA 92054-6033.
- What is William Dern's phone number?
- The practice phone number listed in the NPPES registry for William Dern is (760) 433-6111.
- Is William Dern's NPI active?
- Yes — William Dern's NPI (1881729705) 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.