Doris Biersdorf
About this NPIWhat this record shows.
NPI 1407005309 is registered to Doris Biersdorf, a Registered Dietitian practising at 2019 Broadwater Ave in Billings, Montana. Registered Dietitian is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Doris Biersdorf has been enumerated in the National Provider Identifier (NPI) registry since 2008.
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 Doris Biersdorf accepts. To confirm in-network status with your specific health plan, contact Doris Biersdorf directly at (406) 237-8550.
Frequently asked
Yes. NPI 1407005309 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Registered Dietitian 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 (406) 237-8550.
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. Doris Biersdorf is a Type-1 individual NPI.