NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mark Wanless

Registered Nurse in White Lake, MI · enumerated 2026.

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

National Provider Identifier

1902754666

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Mark Wanless
Sex Male
Practice address White Lake, MI, 48386
Enumeration date Mar 18, 2026
Last updated in NPPES Mar 18, 2026

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 4704323792 (MI) 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 Mark Wanless?
The National Provider Identifier (NPI) for Mark Wanless is 1902754666, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mark Wanless practice?
The practice location on file with NPPES is in White Lake, MI. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-18.