DR. JOHN GHASSAN DO
NPI 1962992883
Pediatrics in Naperville, IL

NPI Status: Active since May 16, 2018

Contact Information

2940 ROLLINGRIDGE RD STE 300
NAPERVILLE, IL
ZIP 60564
Phone: (630) 646-6800

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  • Individual
  • Male
  • Pediatrics

About JOHN GHASSAN

This page provides the complete NPI Profile along with additional information for John Ghassan, a pediatrician established in Naperville, Illinois with a medical specialization in Pediatrics. The healthcare provider is registered in the NPI registry with number 1962992883 assigned on May 2018. The practitioner's primary taxonomy code is 208000000X with license number 036.155903 (IL). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1962992883
Provider Name
DR. JOHN GHASSAN DO
Gender
Male
Entity Type
Individual
Location Address
2940 ROLLINGRIDGE RD STE 300 NAPERVILLE, IL 60564
Location Phone
(630) 646-6800
Mailing Address
PO BOX 713260 CHICAGO, IL 60677
Mailing Phone
(630) 469-9200
Is Sole Proprietor?
No
Enumeration Date
05-16-2018
Last Update Date
08-08-2023
Code Navigator

A pediatrician like John Ghassan is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, 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

Pediatrics

Taxonomy Code
208000000X
Type
Allopathic & Osteopathic Physicians
License No.
036.155903
License State
IL
Taxonomy Description
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

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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 1962992883, we treat the final digit (3) 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 3).

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
9
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
2
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
9
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
3
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 6 → 12 → 3 9 → 18 → 9 2 → 4 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 2 + 2 + 1 + 8 + 9 + 4 + 8 + 1 + 6 + 24 = 77

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

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1962992883.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Nurse Practitioner
2940 ROLLINGRIDGE RD STE 300
NAPERVILLE, IL 60564
Pediatrics
2940 ROLLINGRIDGE RD STE 300
NAPERVILLE, IL 60564
Family Medicine
2940 ROLLINGRIDGE RD STE 300
NAPERVILLE, IL 60564
Physician Assistant
2940 ROLLINGRIDGE RD STE 300
NAPERVILLE, IL 60564
Nurse Practitioner
2940 ROLLINGRIDGE RD STE 300
NAPERVILLE, IL 60564
Pediatrics
2940 ROLLINGRIDGE RD STE 300
NAPERVILLE, IL 60564
Internal Medicine
2940 ROLLINGRIDGE RD STE 300
NAPERVILLE, IL 60564

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1962992883, enumerated as an "individual" on May 16, 2018.

The provider is located at 2940 ROLLINGRIDGE RD STE 300 NAPERVILLE, IL 60564 and the phone number is (630) 646-6800.

Pediatrics with taxonomy code 208000000X.