Dr. Robert Williams DDS
About this NPIWhat this record shows.
NPI 1336268077 is registered to Dr. Robert Williams DDS, a General Practice Dentistry practising at 41 Angwin Plaza in Angwin, California. General Practice Dentistry is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Robert Williams DDS has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Your brand here.
Medicare enrollment
This provider holds 2 Medicare enrollments 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.
Practitioner
- I20110818000628Oral SurgeryCA
DME Supplier
- O20170125001352Oral Surgery - DentistCA
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 Dr. Robert Williams DDS accepts. To confirm in-network status with your specific health plan, contact Dr. Robert Williams DDS directly at (707) 965-2479.
Frequently asked
Yes. NPI 1336268077 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
General Practice Dentistry 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 (707) 965-2479.
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. Dr. Robert Williams DDS is a Type-1 individual NPI.