ILLINOIS APPLIED BEHAVIOR ANALYSIS LLC
NPI 1598552648
Clinic/Center - Adolescent and Children Mental Health in Chicago, IL

NPI Status: Active since April 22, 2025

Contact Information

205 N MICHIGAN AVE STE 810
CHICAGO, IL
ZIP 60601
Phone: (312) 344-3309

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  • Organization
  • Clinic/Center
  • Adolescent and Children Mental Health

About ILLINOIS APPLIED BEHAVIOR ANALYSIS LLC

This page provides the complete NPI Profile along with additional information for Illinois Applied Behavior Analysis Llc, a provider established in Chicago, Illinois operating as a Clinic/center, focusing in adolescent and children mental health . The healthcare provider is registered in the NPI registry with number 1598552648 assigned on April 2025. The practitioner's primary taxonomy code is 261QM0855X. 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 Isacc Wieder (Ceo)

NPI
1598552648
Provider Name
ILLINOIS APPLIED BEHAVIOR ANALYSIS LLC
Entity Type
Organization
Location Address
205 N MICHIGAN AVE STE 810 CHICAGO, IL 60601
Location Phone
(312) 344-3309
Mailing Address
205 N MICHIGAN AVE STE 810 CHICAGO, IL 60601
Mailing Phone
(312) 344-3309
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-22-2025
Last Update Date
10-23-2025
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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

Clinic/Center Adolescent and Children Mental Health

Taxonomy Code
261QM0855X
Type
Ambulatory Health Care Facilities
Taxonomy Description
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to mental and behavioral disorders in children and adolescents. Services may be provided to parents and family members of the patient in the form of conjoint, group, or individual therapy, and education and/or training.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1261QM0850XAmbulatory Health Care Facilities

Clinic/Center
Adult Mental Health

 

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

ISACC WIEDER

Authorized Official Title
CEO
Authorized Official Phone
(312) 344-3309

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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 1598552648, 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 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
5
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
5
Unchanged
Pos 7
2
Doubled → 4
Pos 8
6
Unchanged
Pos 9
4
Doubled → 8
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 9 → 18 → 9 5 → 10 → 1 2 → 4 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 1 + 0 + 5 + 4 + 6 + 8 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1598552648.

Other Providers at the Same Location


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

Hospitalist
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Private Vehicle
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Hearing Aid Equipment
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Counselor
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Community/Behavioral Health
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Clinic/Center (Public Health, Federal)
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Internal Medicine
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Nurse Practitioner (Psychiatric/Mental Health)
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Non-emergency Medical Transport (VAN)
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Counselor (Professional)
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Social Worker
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Doula
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Marriage & Family Therapist
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Driver
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Social Worker
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Social Worker
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Psychologist (Clinical)
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Clinic/Center (Mental Health (Including Community Mental Health Center))
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Durable Medical Equipment & Medical Supplies (Customized Equipment)
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601
Clinic/Center (Rehabilitation)
205 N MICHIGAN AVE STE 810
CHICAGO, IL 60601

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598552648, enumerated as an "organization" on April 22, 2025.

The provider is located at 205 N MICHIGAN AVE STE 810 CHICAGO, IL 60601 and the phone number is (312) 344-3309.

Clinic/Center with taxonomy code 261QM0855X and a focus in Adolescent and Children Mental Health.