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Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Georgios Karanastasis

Internal Medicine Physician in Palos Heights, IL · enumerated 2009 · practices at Immpact Cardiology Sc.

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

National Provider Identifier

1689811978

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Registry record

Entity type Individual (Type 1)
Name Georgios Karanastasis
Sex Male
Practice address Palos Heights, IL, 60463
Phone (708) 429-3700
Fax (708) 429-4460
Enumeration date Jan 8, 2009
Last updated in NPPES Dec 27, 2021

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 036122134 (IL) Primary

Other identifiers

Identifier Type State Issuer
036122134 Other IL ILLINOIS STATE 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.

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Frequently asked questions

What is the NPI number for Georgios Karanastasis?
The National Provider Identifier (NPI) for Georgios Karanastasis is 1689811978, a Type 1 (individual) record in the CMS NPPES registry.
Where does Georgios Karanastasis practice?
The practice location on file with NPPES is in Palos Heights, IL. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-12-27.