Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Brian J Eggener, MD
Psychiatry Physician in Wausau, WI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1598860363
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Registry record
Entity type Individual (Type 1)
Name Mr. Brian J Eggener
Credential MD
Sex Male
Practice address 1100 Lake View Dr, Wausau, WI, 54403
Phone (715) 848-4600
Fax (715) 845-5398
Enumeration date Sep 14, 2006
Last updated in NPPES Nov 30, 2011
Taxonomy & licenses
2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License 27610-020 (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 |
|---|---|---|---|
| 42194800 | Medicaid | WI | - |
| 27610-020 | Other | WI | LICENSE |
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 Brian Eggener practice?
The practice location on file with NPPES is in Wausau, WI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Brian Eggener?
The National Provider Identifier (NPI) for Brian Eggener is 1598860363, 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 2011-11-30.