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DR. JACK AUSTIN HARRIS DMD
NPI 1427706035
Dentist - Oral and Maxillofacial Surgery in Crystal Lake, IL

Active since March 13, 2022
690 N IL ROUTE 31, CRYSTAL LAKE, IL 60012(815) 459-5600(815) 459-5601 Get Directions Write a Review

NPPES record last updated: May 31, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 31, 2026, Mar 13, 2022 (2 updates tracked since 2022).

About Dr. Jack Austin Harris Dmd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JACK AUSTIN HARRIS DMD (NPI 1427706035) is an individual oral and maxillofacial surgery provider in Crystal Lake, Illinois, licensed in Illinois (019.036828) and active in the NPI registry since March 2022.

NPPES Registry Identity

NPI1427706035
Entity TypeIndividualMale
Primary Taxonomy1223S0112X
Provider Legal NameDR. JACK AUSTIN HARRISCredential: DMD
Location Address690 N IL ROUTE 31Crystal Lake, IL 60012-3790
Mailing Address690 N Il Route 31Crystal Lake, IL 60012-3790 · (815) 459-5600 · Fax (815) 459-5601
Phone(815) 459-5600
Fax(815) 459-5601
Sole ProprietorNo
Enumeration DateMarch 13, 2022
Last NPPES UpdateMay 31, 20262 updates tracked since enumeration
NPPES CertifiedMay 31, 2026
✔ NPI 1427706035 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers
Taxonomy Code1223S0112X
License✔ Licensed in IL · 019.036828
Definition
An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.
690 N IL ROUTE 31, Crystal Lake, IL 60012
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Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CANDACE MARIE OPON D.D.S.
Dentist (General Practice)
690 N IL ROUTE 31
CRYSTAL LAKE, IL 60012
McHenry County (815) 477-2177
DR. FRED M FITZPATRICK D.D.S.
Dentist (Pediatric Dentistry)
690 N IL ROUTE 31
CRYSTAL LAKE, IL 60012
McHenry County (815) 459-2727
DR. THOMAS ARTHUR KOPP DDS.
Dentist
690 N IL ROUTE 31
CRYSTAL LAKE, IL 60012
McHenry County (815) 477-4055
PEDIATRIC DENTAL ASSOCIATES, PC
Dentist (Pediatric Dentistry)
690 N IL ROUTE 31, SUITE D
CRYSTAL LAKE, IL 60012
McHenry County (815) 459-2727
FREDERICK M. FITZPATRICK, D.D.S., P.C.
Dentist (Pediatric Dentistry)
690 N IL ROUTE 31
CRYSTAL LAKE, IL 60012
McHenry County (815) 459-2727
DR. DENNIS JAMES MCDOWELL D.D.S.
Dentist
690 N IL ROUTE 31, SUITE E
CRYSTAL LAKE, IL 60012
McHenry County (815) 455-6120
CRYSTAL LAKE ORAL MAXILLOFACIAL SURGERY LTD
Dentist (Oral and Maxillofacial Surgery)
690 N IL ROUTE 31
CRYSTAL LAKE, IL 60012
McHenry County (815) 459-5600
FRAZIER & KOPP DDS PC
Dentist
690 N IL ROUTE 31
CRYSTAL LAKE, IL 60012
McHenry County (815) 477-4055

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jack Harris's NPI number?

The NPI number for Jack Harris is 1427706035. It was assigned to this individual provider in the NPPES registry on March 13, 2022.

Where is Jack Harris located?

Jack Harris practices at 690 N Il Route 31, Crystal Lake, IL 60012. The listed phone number is (815) 459-5600.

What is Jack Harris's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

When was this NPI record last updated?

The NPPES record for Jack Harris was last updated on May 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.