Finn H. Tonsberg, D.D.S., Inc.
About this NPIWhat this record shows.
NPI 1538256250 is registered to Finn H. Tonsberg, D.D.S., Inc., a healthcare organisation classified as "Dental Clinic/Center" and located at 1907 Santa Clara Ave in Alameda, California. The organisation's authorised official is Finn Tonsberg. The organisation has been enumerated in the NPI registry since 2006.
Your brand here.
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 Finn H. Tonsberg, D.D.S., Inc. accepts. To confirm in-network status with your specific health plan, contact Finn H. Tonsberg, D.D.S., Inc. directly at (510) 523-6400.
Frequently asked
Yes. NPI 1538256250 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 (510) 523-6400.
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. Finn H. Tonsberg, D.D.S., Inc. is a Type-2 organisational NPI.