Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Michael J Panzer, MD

Psychiatry Physician in Appleton, WI · enumerated 2007.

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

National Provider Identifier

1225161516

Verified

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Registry record

Entity type Individual (Type 1)

Name Michael J Panzer

Credential MD

Sex Male

Practice address 1531 S Madison Street, #550, Appleton, WI, 54915

Phone (920) 738-2700

Fax (920) 738-8051

Enumeration date Mar 14, 2007

Last updated in NPPES Oct 24, 2007

Taxonomy & licenses

2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License WISCONSIN 32908 (WI) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
31801700	Medicaid	WI	-

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 Michael Panzer?

The National Provider Identifier (NPI) for Michael Panzer is 1225161516, a Type 1 (individual) record in the CMS NPPES registry.

Where does Michael Panzer practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-10-24.