Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Mayo Clinic Hospital-Rochester

Q: What is the NPI number for Mayo Clinic Hospital-Rochester?

The NPI for Mayo Clinic Hospital-Rochester is 1083804876, a Type 2 (organization) record in the CMS NPPES registry.

Institutional Pharmacy in Rochester, MN · enumerated 2007 · authorized official Dennis Dahlen, Chief Financial Officer.

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

National Provider Identifier

1083804876

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Registry record

Entity type Organization (Type 2)

Legal business name Mayo Clinic Hospital-Rochester

Practice address 201 W Center St, Rochester, MN, 55902

Phone (507) 266-7890

Enumeration date Jul 27, 2007

Last updated in NPPES Aug 9, 2023

Taxonomy & classification

3336I0012X Institutional Pharmacy Suppliers · License 200540-1 (MN) Primary

Authorized official

Name Dennis Dahlen

Title Chief Financial Officer

Phone (507) 266-4416

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 Mayo Clinic Hospital-Rochester?

The NPI for Mayo Clinic Hospital-Rochester is 1083804876, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Mayo Clinic Hospital-Rochester?

NPPES lists Dennis Dahlen (Chief Financial Officer) as the authorized official for this organization.

Providers at this address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-08-09.