ELIZABETH M. CROLEY LPC
NPI 1851413884
Counselor - Professional in Bannockburn, IL

NPI Status: Active since April 03, 2007

Contact Information

2275 HALF DAY RD
SUITE 304
BANNOCKBURN, IL
ZIP 60015
Phone: (630) 653-1717
Fax: (630) 653-1025

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  • Individual
  • Female
  • Counselor
  • Professional

About ELIZABETH CROLEY

This page provides the complete NPI Profile along with additional information for Elizabeth Croley, a provider established in Bannockburn, Illinois with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1851413884 assigned on April 2007. The practitioner's primary taxonomy code is 101YP2500X. The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1851413884
Provider Name
ELIZABETH M. CROLEY LPC
Gender
Female
Entity Type
Individual
Location Address
2275 HALF DAY RD SUITE 304 BANNOCKBURN, IL 60015
Location Phone
(630) 653-1717
Location Fax
(630) 653-1025
Mailing Address
2100 MANCHESTER RD SUITE 1510 WHEATON, IL 60187
Mailing Phone
(630) 653-1717
Mailing Fax
(630) 653-1025
Is Sole Proprietor?
No
Enumeration Date
04-03-2007
Last Update Date
07-08-2007
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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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
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 1851413884, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 0 + 1 + 8 + 1 + 6 + 8 + 1 + 6 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1851413884.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Psychologist (Clinical)
2275 HALF DAY RD, SUITE 350
BANNOCKBURN, IL 60015
Non-Pharmacy Dispensing Site
2275 HALF DAY RD, SUITE 333
BANNOCKBURN, IL 60015
Psychologist (Clinical)
2275 HALF DAY RD, SUITE 145
BANNOCKBURN, IL 60015
Psychologist (Clinical)
2275 HALF DAY RD, SUITE 145
BANNOCKBURN, IL 60015

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851413884, enumerated as an "individual" on April 03, 2007.

The provider is located at 2275 HALF DAY RD SUITE 304 BANNOCKBURN, IL 60015 and the phone number is (630) 653-1717.

Counselor with taxonomy code 101YP2500X and a focus in Professional.