Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Louis E Halkias, DDS, MS

Oral & Maxillofacial Surgery (D.M.D.) in Chicago, IL · enumerated 2006 · practices at Evaskus and Herzog, Ltd.

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

National Provider Identifier

1194833624

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Dr. Louis E Halkias

Credential DDS, MS

Sex Male

Practice address 2440 W Peterson Ave, Chicago, IL, 60659

Phone (773) 761-7171

Fax (773) 761-6714

Enumeration date Aug 25, 2006

Last updated in NPPES Mar 5, 2025

Taxonomy & licenses

1223S0112X Oral and Maxillofacial Surgery (Dentist) Dental Providers · License 021001892 (IL) Secondary

204E00000X Oral & Maxillofacial Surgery (D.M.D.) Allopathic & Osteopathic Physicians · License 019024005 (IL) Primary

DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential

Other identifiers

Identifier	Type	State	Issuer
019024005	Medicaid	IL	-

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 Louis Halkias?

The National Provider Identifier (NPI) for Louis Halkias is 1194833624, a Type 1 (individual) record in the CMS NPPES registry.

Where does Louis Halkias practice?

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

Other providers at this practice address

Browse all →

David Evaskus Oral and Maxillofacial Surgery (Dentist) · Chicago, IL NPI 1285657833 Evaskus and Herzog, Ltd Oral & Maxillofacial Surgery (D.M.D.) · Chicago, IL NPI 1316044837 Steven Herzog Oral & Maxillofacial Surgery (D.M.D.) · Chicago, IL NPI 1306063631 Michael Papadimitriou Oral & Maxillofacial Surgery (D.M.D.) · Chicago, IL NPI 1396993945

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-05.