MARK KRUSZEWSKI APN, CNP
NPI 1255625281
Nurse Practitioner - Pediatrics in St Charles, IL

NPI Status: Active since June 07, 2011

Contact Information

3310 W MAIN ST
SUITE 200
ST CHARLES, IL
ZIP 60175
Phone: (630) 897-6044
Fax: (630) 897-0180

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  • Individual
  • Male
  • Nurse Practitioner
  • Pediatrics

About MARK KRUSZEWSKI

This page provides the complete NPI Profile along with additional information for Mark Kruszewski, a provider established in St Charles, Illinois with a medical specialization in Nurse Practitioner, focusing in pediatrics . The healthcare provider is registered in the NPI registry with number 1255625281 assigned on June 2011. The practitioner's primary taxonomy code is 363LP0200X with license number 209.008847 (IL). The provider is registered as an individual and his NPI record was last updated 9 years ago.

NPI
1255625281
Provider Name
MARK KRUSZEWSKI APN, CNP
Gender
Male
Entity Type
Individual
Location Address
3310 W MAIN ST SUITE 200 ST CHARLES, IL 60175
Location Phone
(630) 897-6044
Location Fax
(630) 897-0180
Mailing Address
2357 SEQUOIA DR AURORA, IL 60506
Mailing Phone
(630) 859-6800
Is Sole Proprietor?
No
Enumeration Date
06-07-2011
Last Update Date
02-21-2017
Code Navigator

A nurse practitioner (NP) like Mark Kruszewski is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, 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

Nurse Practitioner Pediatrics

Taxonomy Code
363LP0200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
209.008847
License State
IL

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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 1255625281, we treat the final digit (1) 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 1).

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
2
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
1
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 5 → 10 → 1 6 → 12 → 3 5 → 10 → 1 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 1 + 2 + 2 + 1 + 0 + 2 + 1 + 6 + 24 = 49

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

The next multiple of ten after 49 is 50. The difference is the calculated check digit.

50 - 49 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1255625281.

Other Providers at the Same Location


The following 15 providers are registered at the same or a nearby location.

Obstetrics & Gynecology
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Optometrist
3310 W MAIN ST, SUITE 180
ST CHARLES, IL 60175
Optometrist
3310 W MAIN ST, SUITE 180
ST CHARLES, IL 60175
Obstetrics & Gynecology
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Surgery (Plastic and Reconstructive Surgery)
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Nurse Practitioner (Family)
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Obstetrics & Gynecology
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Obstetrics & Gynecology
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Pediatrics
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Nurse Practitioner (Pediatrics)
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Pediatrics
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Obstetrics & Gynecology
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Obstetrics & Gynecology (Gynecology)
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Pediatrics
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175
Pediatrics
3310 W MAIN ST, SUITE 200
ST CHARLES, IL 60175

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255625281, enumerated as an "individual" on June 07, 2011.

The provider is located at 3310 W MAIN ST SUITE 200 ST CHARLES, IL 60175 and the phone number is (630) 897-6044.

Nurse Practitioner with taxonomy code 363LP0200X and a focus in Pediatrics.