Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Claudio F. Nunes, M.D.
Surgery Physician in Baldwin, WI · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1053445411
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Registry record
Entity type Individual (Type 1)
Name Claudio F. Nunes
Credential M.D.
Sex Male
Practice address 1100 Bergslien St, Baldwin, WI, 54002
Phone (715) 684-1111
Fax (715) 684-1119
Enumeration date Mar 15, 2007
Last updated in NPPES Oct 22, 2026
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD 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.
Frequently asked questions
Where does Claudio Nunes practice?
The practice location on file with NPPES is in Baldwin, WI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Claudio Nunes?
The National Provider Identifier (NPI) for Claudio Nunes is 1053445411, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-10-22.