Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alexander Colianni, REGISTERED NURSE

Registered Nurse in Arvada, CO · enumerated 2017.

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

National Provider Identifier

1639601198

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Registry record

Entity type Individual (Type 1)

Name Alexander Colianni

Credential REGISTERED NURSE

Sex Male

Practice address 7825 Allison Way Apt 204, Arvada, CO, 80005

Phone (630) 965-3170

Enumeration date Apr 3, 2017

Last updated in NPPES Jun 17, 2024

Taxonomy & licenses

224Y00000X Clinical Exercise Physiologist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 758773 (IL) Secondary

163W00000X Registered Nurse Nursing Service Providers · License 1687352 (CO) 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 Alexander Colianni?

The National Provider Identifier (NPI) for Alexander Colianni is 1639601198, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alexander Colianni practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-06-17.