Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Sienna Josephine Mahan-Deitte, PA-C

Physician Assistant in Hutchinson, MN · enumerated 2025.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1912795030

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Registry record

Entity type Individual (Type 1)

Name Sienna Josephine Mahan-Deitte

Credential PA-C

Sex Female

Practice address 173 Denver Ave Se, Hutchinson, MN, 55350

Phone (507) 829-5080

Enumeration date Apr 28, 2025

Last updated in NPPES Apr 28, 2025

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 15296 (MN) Primary

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Sienna Mahan-Deitte?

The National Provider Identifier (NPI) for Sienna Mahan-Deitte is 1912795030, a Type 1 (individual) record in the CMS NPPES registry.

Where does Sienna Mahan-Deitte practice?

The practice location on file with NPPES is in Hutchinson, MN. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-04-28.