IndividualActive
William Gross, D.M.D.
NPI 1538476395 · General Practice Dentistry · Orange, CA
William Gross, D.M.D. is a General Practice Dentistry provider in Orange, CA (NPI 1538476395).
Provider details
- NPI number
- 1538476395
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 39267 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
1110 E Chapman Ave Ste 106
Orange, CA 92866-2139
Phone: (714) 744-2929
Fax: (714) 464-0393
Street-level locationGet directions
Mailing address
14861 Bowen St
Westminster, CA 92683-5802
Registry dates
- Enumerated
- 2010-08-31
- Last updated
- 2019-12-30
- Certified
- 2019-12-30
Frequently asked questions
- What is William Gross's NPI number?
- William Gross's National Provider Identifier (NPI) is 1538476395, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Gross's specialty?
- William Gross is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is William Gross located?
- William Gross's practice location on file with NPPES is 1110 E Chapman Ave Ste 106, Orange, CA 92866-2139.
- What is William Gross's phone number?
- The practice phone number listed in the NPPES registry for William Gross is (714) 744-2929.
- Is William Gross's NPI active?
- Yes — William Gross's NPI (1538476395) is active in the NPPES registry as of the last update on 2019-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.