NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Renita R Guenther

Cardiovascular Invasive Specialist/Technologist in Denver, CO · enumerated 2007.

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

National Provider Identifier

1831233618

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Renita R Guenther
Sex Female
Practice address 2045 Franklin St, Denver, CO, 80205
Enumeration date Feb 16, 2007
Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

246XC2901X Cardiovascular Invasive Specialist/Technologist Technologists, Technicians & Other Technical Service Providers · License 62390 (CO) Primary

Other identifiers

Identifier Type State Issuer
005235 Other - KAISER-COMMERCIAL NUMBER

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 Renita Guenther?
The National Provider Identifier (NPI) for Renita Guenther is 1831233618, a Type 1 (individual) record in the CMS NPPES registry.
Where does Renita Guenther practice?
The practice location on file with NPPES is in Denver, CO. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.