Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Joseph William Lasnoski, DDS MS

Prosthodontics in Green Bay, WI · enumerated 2006 · practices at Baylakes Center for Complex Dentistry Sc.

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

National Provider Identifier

1346331741

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Registry record

Entity type Individual (Type 1)

Name Dr. Joseph William Lasnoski

Credential DDS MS

Sex Male

Practice address 138 Siegler St, Green Bay, WI, 54303

Phone (920) 499-9958

Fax (920) 499-1492

Enumeration date Sep 28, 2006

Last updated in NPPES Sep 11, 2025

Taxonomy & licenses

122300000X Dentist Dental Providers · License 2901015553 (MI) Secondary

1223P0700X Prosthodontics Dental Providers · License 5001473015 (WI) Secondary

1223P0700X Prosthodontics Dental Providers · License 2901015553 (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

Where does Joseph Lasnoski practice?

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

What is the NPI number for Joseph Lasnoski?

The National Provider Identifier (NPI) for Joseph Lasnoski is 1346331741, a Type 1 (individual) record in the CMS NPPES registry.

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Baylakes Center for Complex Dentistry Sc Prosthodontics · Green Bay, WI NPI 1083705495

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.