Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Thomas A. Eiseman, M.D.

Emergency Medicine Physician in Winfield, IL · enumerated 2005.

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

National Provider Identifier

1073514360

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Registry record

Entity type Individual (Type 1)

Name Thomas A. Eiseman

Credential M.D.

Sex Male

Practice address 25 N Winfield Road, Winfield, IL, 60190

Phone (630) 933-4700

Fax (630) 933-4721

Enumeration date Aug 9, 2005

Last updated in NPPES Aug 16, 2017

Taxonomy & licenses

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License 036102548 (IL) Primary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 036102548 (IL) Secondary

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
3631498336019001	Other	IL	HFS GROUP PAYEE ID
P00884750	Other	-	MEDICARE RAILROAD PTAN (INDIVIDUAL)
0222075	Other	IL	BLUE CROSS GROUP ID
036102548	Medicaid	IL	-
206147	Other	IL	MEDICARE GROUP PTAN
CA4748	Other	-	MEDICARE RAILROAD PTAN (GROUP)
1033149844	Other	IL	GROUP NPI

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 Thomas Eiseman?

The National Provider Identifier (NPI) for Thomas Eiseman is 1073514360, a Type 1 (individual) record in the CMS NPPES registry.

Where does Thomas Eiseman practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-08-16.