William Hwang DDS INC
About this NPIWhat this record shows.
NPI 1407578370 is registered to William Hwang DDS INC, a healthcare organisation classified as "Dental Clinic/Center" and located at 2800 W Warner Ave Ste G in Santa Ana, California. The organisation's authorised official is William Hwang. The organisation has been enumerated in the NPI registry since 2022.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Part B Supplier
- O20251209003264Clinic/Group PracticeCA
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans William Hwang DDS INC accepts. To confirm in-network status with your specific health plan, contact William Hwang DDS INC directly at (714) 549-2135.
Frequently asked
Yes. NPI 1407578370 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Dental Clinic/Center is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (714) 549-2135.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. William Hwang DDS INC is a Type-2 organisational NPI.