Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Deanna M Niedenthal-Duret, RD, CDE
Registered Dietitian in Onamia, MN · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639224975
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Registry record
Entity type Individual (Type 1)
Name Ms. Deanna M Niedenthal-Duret
Credential RD, CDE
Sex Female
Practice address 200 Elm Street North, Onamia, MN, 56359
Phone (320) 532-3154
Fax (320) 532-3111
Enumeration date Jan 25, 2007
Last updated in NPPES Jan 3, 2024
Taxonomy & licenses
133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License DI00001831 (WA) Secondary
133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License 5377 (WI) Secondary
RD · Registered Dietitian: A nutrition professional credentialed by the Commission on Dietetic Registration.
About the RD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 8448821 | Medicaid | WA | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Deanna Niedenthal-Duret practice?
The practice location on file with NPPES is in Onamia, MN. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Deanna Niedenthal-Duret?
The National Provider Identifier (NPI) for Deanna Niedenthal-Duret is 1639224975, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-03.