DR. LORNE DAVID KOROLUK DDS, MSD, MS, FRCD(C
NPI 1124046826
Dentist - Pediatric Dentistry in Chapel Hill, NC

NPI Status: Active since July 18, 2006

Contact Information

101 BRAUER HALL CB # 7450
CHAPEL HILL, NC
ZIP 27599
Phone: (919) 966-1221

NPI Profile Information
Primary Taxonomy
Secondary Taxonomies
Insurance Plans Accepted
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Dentist
Pediatric Dentistry

About LORNE KOROLUK

This page provides the complete NPI Profile along with additional information for Lorne Koroluk, a provider established in Chapel Hill, North Carolina with a medical specialization in Dentist, focusing in pediatric dentistry . The healthcare provider is registered in the NPI registry with number 1124046826 assigned on July 2006. The practitioner's primary taxonomy code is 1223P0221X with license number 10833 (MN). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI: 1124046826
Provider Name: DR. LORNE DAVID KOROLUK DDS, MSD, MS, FRCD(C
Gender: Male
Entity Type: Individual
Location Address: 101 BRAUER HALL CB # 7450 CHAPEL HILL, NC 27599
Location Phone: (919) 966-1221
Mailing Address: 113 NORTHHAVEN DR CHAPEL HILL, NC 27516
Is Sole Proprietor?: No
Enumeration Date: 07-18-2006
Last Update Date: 09-11-2025
Code Navigator

A dentist like Lorne Koroluk is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification: Dentist Pediatric Dentistry
Taxonomy Code: 1223P0221X
Type: Dental Providers
License No.: 10833
License State: MN
Taxonomy Description: An age-defined specialty that provides both primary and comprehensive preventive and therapeutic oral health care for infants and children through adolescence, including those with special health care needs.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No.	Taxonomy Code	Type	Classification / Specialization	License No. (State)
1	1223P0221X	Dental Providers	Dentist Pediatric Dentistry	0014 (NC)
2	1223X0400X	Dental Providers	Dentist Orthodontics and Dentofacial Orthopedics	0014 (NC)
3	1223X0400X	Dental Providers	Dentist Orthodontics and Dentofacial Orthopedics	10833 (MN)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Medicare

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Medicaid

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier	Type / Code	Identifier State	Identifier Issuer
89-9009F	MEDICAID (05)	NC

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1124046826, we treat the final digit (6) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 4

Pos 4

Unchanged

Pos 5

Doubled → 0

Pos 6

Unchanged

Pos 7

Doubled → 12 → 1 + 2

Pos 8

Unchanged

Pos 9

Doubled → 4

Check

Target digit

Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 2 → 4 0 → 0 6 → 12 → 3 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 1 + 4 + 4 + 0 + 4 + 1 + 2 + 8 + 4 + 24 = 54

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6

This NPI is valid

The calculated check digit is 6, which matches the last digit of 1124046826.