Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Isaac Thomas, MD

Q: What is the NPI number for Isaac Thomas?

The National Provider Identifier (NPI) for Isaac Thomas is 1083662894, a Type 1 (individual) record in the CMS NPPES registry.

Cardiovascular Disease Physician in Gurnee, IL · enumerated 2006 · practices at Thomas and Thomas Medical Ltd.

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

National Provider Identifier

1083662894

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Registry record

Entity type Individual (Type 1)

Name Isaac Thomas

Credential MD

Sex Male

Practice address 222 S Greenleaf St Ste 109, Gurnee, IL, 60031

Phone (847) 336-1600

Fax (847) 336-2380

Enumeration date May 4, 2006

Last updated in NPPES May 8, 2026

Taxonomy & licenses

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 036.063274 (IL) Secondary

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 13522 (WI) Primary

174400000X Specialist Other Service Providers · License 036063274 (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
036063274	Medicaid	IL	-
100268582	Medicaid	WI	-
763284	Other	IL	RAILROAD MEDICARE

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 Isaac Thomas?

The National Provider Identifier (NPI) for Isaac Thomas is 1083662894, a Type 1 (individual) record in the CMS NPPES registry.

Where does Isaac Thomas practice?

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

Other providers at this practice address

Browse all →

Samarendra Chandel Cardiovascular Disease Physician · Gurnee, IL NPI 1922096056 Thomas and Thomas Medical Ltd Specialist · Gurnee, IL NPI 1427090125

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-05-08.