WILLIAMS-BUTLER & ASSOCIATES
NPI 1619765658
Community/Behavioral Health in Bolingbrook, IL

NPI Status: Active since April 29, 2025

Contact Information

4 SCARLET CT
BOLINGBROOK, IL
ZIP 60490
Phone: (217) 372-4349

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  • Organization
  • Community/Behavioral Health

About WILLIAMS-BUTLER & ASSOCIATES

This page provides the complete NPI Profile along with additional information for Williams-butler & Associates, a provider established in Bolingbrook, Illinois operating as a Community/behavioral Health. The healthcare provider is registered in the NPI registry with number 1619765658 assigned on April 2025. The practitioner's primary taxonomy code is 251S00000X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Dr. Abigail Williams-butler Phd, Lcsw (Therapist)

NPI
1619765658
Provider Name
WILLIAMS-BUTLER & ASSOCIATES
Entity Type
Organization
Location Address
4 SCARLET CT BOLINGBROOK, IL 60490
Location Phone
(217) 372-4349
Mailing Address
4 SCARLET CT BOLINGBROOK, IL 60490
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-29-2025
Last Update Date
06-03-2025
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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

Community/Behavioral Health

Taxonomy Code
251S00000X
Type
Agencies
Taxonomy Description
A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intellectual disabilities, substance abuse and/or behavioral health services to individuals with those disabilities. Services may range from companion care, respite, transportation, community integration, crisis intervention and stabilization, supported employment, day support, prevocational services, residential support, therapeutic and supportive consultation, environmental modifications, intensive in-home therapy and day treatment, in addition to traditional mental health and behavioral treatment.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. ABIGAIL WILLIAMS-BUTLER PHD, LCSW

Authorized Official Title
THERAPIST
Authorized Official Phone
(217) 372-4349

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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 1619765658, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 2 + 9 + 1 + 4 + 6 + 1 + 0 + 6 + 1 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1619765658.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Social Worker (Clinical)
4 SCARLET CT
BOLINGBROOK, IL 60490

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1619765658, enumerated as an "organization" on April 29, 2025.

The provider is located at 4 SCARLET CT BOLINGBROOK, IL 60490 and the phone number is (217) 372-4349.

Community/Behavioral Health with taxonomy code 251S00000X.