Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Michael A Janitch, MD

Plastic and Reconstructive Surgery Physician in Green Bay, WI · enumerated 2005.

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

National Provider Identifier

1366438798

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Registry record

Entity type Individual (Type 1)

Name Dr. Michael A Janitch

Credential MD

Sex Male

Practice address 1715 Dousman St, Green Bay, WI, 54303

Phone (920) 496-4700

Fax (920) 405-1432

Enumeration date Sep 21, 2005

Last updated in NPPES Mar 26, 2019

Taxonomy & licenses

2086S0122X Plastic and Reconstructive Surgery Physician Allopathic & Osteopathic Physicians · License 42240020 (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
34084200	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 Janitch?

The National Provider Identifier (NPI) for Michael Janitch is 1366438798, a Type 1 (individual) record in the CMS NPPES registry.

Where does Michael Janitch practice?

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

Other providers at this practice address

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Gayle Kasdorf Endocrinology, Diabetes & Metabolism Physician · Green Bay, WI NPI 1629071485 Matthew Colligan Orthopaedic Surgery Physician · Green Bay, WI NPI 1174528202 Fred Walbrun Geriatric Medicine (Internal Medicine) Physician · Green Bay, WI NPI 1306848700 Quan Ai Internal Medicine Physician · Green Bay, WI NPI 1821089616 John Williams Internal Medicine Physician · Green Bay, WI NPI 1295717668 Lisa Ambrosius Audiologist · Green Bay, WI NPI 1487632329 Patricia Sias Internal Medicine Physician · Green Bay, WI NPI 1497721054 Vaishali Gala Internal Medicine Physician · Green Bay, WI NPI 1457388738

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-03-26.