Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dennis P Ruggerie, DO

Pediatric Cardiology Physician in Great Falls, MT · enumerated 2005 · practices at Great Falls Clinic LLC.

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

National Provider Identifier

1336140276

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Registry record

Entity type Individual (Type 1)

Name Dennis P Ruggerie

Credential DO

Sex Male

Practice address 3000 15th Ave S, Great Falls, MT, 59405

Phone (406) 454-2171

Fax (406) 771-3021

Enumeration date Aug 2, 2005

Last updated in NPPES Apr 9, 2025

Taxonomy & licenses

2080P0202X Pediatric Cardiology Physician Allopathic & Osteopathic Physicians · License 6498 (MT) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier	Type	State	Issuer
0082836	Medicaid	MT	-

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 Dennis Ruggerie?

The National Provider Identifier (NPI) for Dennis Ruggerie is 1336140276, a Type 1 (individual) record in the CMS NPPES registry.

Where does Dennis Ruggerie practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-04-09.