Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Bret Alan Kruthoff, PT

Certified Respiratory Therapist in Charles City, IA · enumerated 2007.

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

National Provider Identifier

1235258732

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Registry record

Entity type Individual (Type 1)

Name Bret Alan Kruthoff

Credential PT

Sex Male

Practice address 800 11th St, Charles City, IA, 50616

Phone (641) 228-6344

Fax (641) 257-4339

Enumeration date Mar 28, 2007

Last updated in NPPES Sep 11, 2025

Taxonomy & licenses

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 01857 (IA) Secondary

227800000X Certified Respiratory Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 000931 (IA) Primary

PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation. About the PT credential

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 Bret Kruthoff?

The National Provider Identifier (NPI) for Bret Kruthoff is 1235258732, a Type 1 (individual) record in the CMS NPPES registry.

Where does Bret Kruthoff practice?

The practice location on file with NPPES is in Charles City, IA. 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 2025-09-11.