JUSTIN CHEONG
NPI 1679415897
Student in an Organized Health Care Education/Training Program in Chicago, IL

NPI Status: Active since April 07, 2026

Contact Information

1855 W TAYLOR ST
CHICAGO, IL
ZIP 60612
Phone: (312) 996-6522

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  • Individual
  • Male
  • Student in an Organized Health Care Educ...

About JUSTIN CHEONG

This page provides the complete NPI Profile along with additional information for Justin Cheong, a primary care provider established in Chicago, Illinois with a medical specialization in Student In An Organized Health Care Education/training Program. The healthcare provider is registered in the NPI registry with number 1679415897 assigned on April 2026. The practitioner's primary taxonomy code is 390200000X. The provider is registered as an individual and his NPI record was last updated April 2026.

NPI
1679415897
Provider Name
JUSTIN CHEONG
Gender
Male
Entity Type
Individual
Location Address
1855 W TAYLOR ST CHICAGO, IL 60612
Location Phone
(312) 996-6522
Mailing Address
1855 W TAYLOR ST CHICAGO, IL 60612
Is Sole Proprietor?
No
Enumeration Date
04-07-2026
Last Update Date
04-07-2026
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A primary care provider (PCP) like Justin Cheong sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

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

Student in an Organized Health Care Education/Training Program

Taxonomy Code
390200000X
Type
Student, Health Care
Taxonomy Description
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

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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 1679415897, we treat the final digit (7) 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 7).

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
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
1
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
8
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
7
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 7 → 14 → 5 4 → 8 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 8 + 1 + 1 + 0 + 8 + 1 + 8 + 24 = 73

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

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1679415897.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Otolaryngology (Otolaryngology/Facial Plastic Surgery)
1855 W TAYLOR ST, MC 648 ROOM 2.42
CHICAGO, IL 60612
Ophthalmology
1855 W TAYLOR ST, MAIL CODE 648
CHICAGO, IL 60612
Pharmacist
1855 W TAYLOR ST, PHARMACY
CHICAGO, IL 60612
Pharmacist
1855 W TAYLOR ST, SUITE # 1701
CHICAGO, IL 60612
Ophthalmology
1855 W TAYLOR ST
CHICAGO, IL 60612
Pharmacist
1855 W TAYLOR ST, EEI PHARMACY
CHICAGO, IL 60612
Pharmacist
1855 W TAYLOR ST
CHICAGO, IL 60612
Technician/Technologist
1855 W TAYLOR ST
CHICAGO, IL 60612
Ophthalmology
1855 W TAYLOR ST, SUITE 3.138
CHICAGO, IL 60612
Audiologist
1855 W TAYLOR ST, STE B46
CHICAGO, IL 60612
Audiologist
1855 W TAYLOR ST, RM B46
CHICAGO, IL 60612
Audiologist
1855 W TAYLOR ST, SUITE B46
CHICAGO, IL 60612
Audiologist
1855 W TAYLOR ST, B46
CHICAGO, IL 60612
Speech-Language Pathologist
1855 W TAYLOR ST, SUITE B46
CHICAGO, IL 60612
Optometrist
1855 W TAYLOR ST, CONTACT LENS SERVICE
CHICAGO, IL 60612
Otolaryngology
1855 W TAYLOR ST, MC 648, RM 2.42
CHICAGO, IL 60612
Ophthalmology
1855 W TAYLOR ST
CHICAGO, IL 60612
Otolaryngology
1855 W TAYLOR ST, MC648
CHICAGO, IL 60612
Ophthalmology
1855 W TAYLOR ST, SUITE 3.171
CHICAGO, IL 60612
Audiologist
1855 W TAYLOR ST, DIVISION OF AUDIOLOGY (MC 648)
CHICAGO, IL 60612

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679415897, enumerated as an "individual" on April 07, 2026.

The provider is located at 1855 W TAYLOR ST CHICAGO, IL 60612 and the phone number is (312) 996-6522.

Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.