ELIZABETH PERRI, PSY.D., LLC
NPI 1487108726
Psychologist - Clinical in Chicago, IL

NPI Status: Active since August 03, 2016

Contact Information

213 W INSTITUTE PL STE 500
CHICAGO, IL
ZIP 60610
Phone: (312) 607-5481

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  • Organization
  • Psychologist
  • Clinical

About ELIZABETH PERRI, PSY.D., LLC

This page provides the complete NPI Profile along with additional information for Elizabeth Perri, Psy.d., Llc, a provider established in Chicago, Illinois operating as a Psychologist, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1487108726 assigned on August 2016. The practitioner's primary taxonomy code is 103TC0700X with license number 071.008585 (IL). The provider is registered as an organization and their NPI record was last updated March 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. Elizabeth Perri Psy.d. (Licensed Clinical Psychologist)

NPI
1487108726
Provider Name
ELIZABETH PERRI, PSY.D., LLC
Entity Type
Organization
Location Address
213 W INSTITUTE PL STE 500 CHICAGO, IL 60610
Location Phone
(312) 607-5481
Mailing Address
213 W INSTITUTE PL STE 500 CHICAGO, IL 60610
Mailing Phone
(312) 607-5481
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-03-2016
Last Update Date
03-19-2026
Code Navigator

A clinical psychologist like Elizabeth Perri, Psy.d., Llc assesses, diagnoses, and treats mental, emotional, and behavioral disorders. Clinical psychologists help people deal with problems ranging from short-term personal issues to severe, chronic conditions. Clinical psychologists interview patients, give diagnostic tests, provide psychotherapy and design behavior modification programs to help patients.

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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

Psychologist Clinical

Taxonomy Code
103TC0700X
Type
Behavioral Health & Social Service Providers
License No.
071.008585
License State
IL
Taxonomy Description
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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. ELIZABETH PERRI PSY.D.

Authorized Official Title
LICENSED CLINICAL PSYCHOLOGIST
Authorized Official Phone
(312) 607-5481

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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 1487108726, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 6 + 7 + 2 + 0 + 1 + 6 + 7 + 4 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1487108726.

Other Providers at the Same Location


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

Counselor (Mental Health)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Counselor (Mental Health)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Marriage & Family Therapist
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Counselor (Professional)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Clinic/Center (Mental Health (Including Community Mental Health Center))
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Counselor (Mental Health)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Psychologist (Cognitive & Behavioral)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Nurse Practitioner (Psychiatric/Mental Health)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Clinic/Center (Mental Health (Including Community Mental Health Center))
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Counselor (Mental Health)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Counselor (Professional)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Counselor (Professional)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Social Worker (Clinical)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Social Worker (Clinical)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Social Worker (Clinical)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Social Worker (Clinical)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Social Worker (Clinical)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Social Worker (Clinical)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Social Worker (Clinical)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610
Counselor (Mental Health)
213 W INSTITUTE PL STE 500
CHICAGO, IL 60610

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1487108726, enumerated as an "organization" on August 03, 2016.

The provider is located at 213 W INSTITUTE PL STE 500 CHICAGO, IL 60610 and the phone number is (312) 607-5481.

Psychologist with taxonomy code 103TC0700X and a focus in Clinical.