DR. LINDA RUDY PSY.E.
NPI 1194889238
Psychologist in Chicago, IL

NPI Status: Active since December 21, 2006

Contact Information

405 N WABASH AVE
#1008
CHICAGO, IL
ZIP 60611
Phone: (708) 826-8432
Fax: (312) 467-9008

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NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 12, 2026.

  • Individual
  • Female
  • Psychologist

About LINDA RUDY

This page provides the complete NPI Profile along with additional information for Linda Rudy, a provider established in Chicago, Illinois with a medical specialization in Psychologist. The healthcare provider is registered in the NPI registry with number 1194889238 assigned on December 2006. The practitioner's primary taxonomy code is 103T00000X. The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1194889238
Provider Name
DR. LINDA RUDY PSY.E.
Other Name
LINDA ROSENTHAL
Other Name Type
Other Name (5)
Gender
Female
Entity Type
Individual
Location Address
405 N WABASH AVE #1008 CHICAGO, IL 60611
Location Phone
(708) 826-8432
Location Fax
(312) 467-9008
Mailing Address
405 N WABASH AVE #1008 CHICAGO, IL 60611
Mailing Phone
(708) 826-8432
Mailing Fax
(312) 467-9008
Is Sole Proprietor?
Yes
Enumeration Date
12-21-2006
Last Update Date
07-08-2007
Code Navigator

A psychologist like Linda Rudy studies cognitive, emotional, social processes and behavior by observing, interpreting, and recording how people relate to one another and to their environments. Psychologists gather information and evaluate behavior through controlled laboratory experiments, psychoanalysis, psychotherapy or through personality, performance, aptitude, or intelligence tests, and use this information when testing theories in their research or when treating 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

Taxonomy Code
103T00000X
Type
Behavioral Health & Social Service Providers
License State
IL
Taxonomy Description
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

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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 1194889238, 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
1
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
8
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
2
Unchanged
Pos 9
3
Doubled → 6
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 8 → 16 → 7 9 → 18 → 9 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 8 + 4 + 1 + 6 + 8 + 1 + 8 + 2 + 6 + 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 1194889238.

Other Providers at the Same Location


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

Psychologist (Clinical)
405 N WABASH AVE, #4003
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 2910
CHICAGO, IL 60611
Psychiatry & Neurology (Psychiatry)
405 N WABASH AVE, STE 2808
CHICAGO, IL 60611
Psychiatry & Neurology (Psychiatry)
405 N WABASH AVE, 3805
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 4507
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 1606
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 2103
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 606
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 1815
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE #4507
CHICAGO, IL 60611
Psychiatry & Neurology (Psychiatry)
405 N WABASH AVE, SUITE 4905
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, 1814
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 606
CHICAGO, IL 60611
Social Worker (Clinical)
405 N WABASH AVE, SUITE 1303
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 1008
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, 2910
CHICAGO, IL 60611
Social Worker (Clinical)
405 N WABASH AVE, SUITE 3607
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 3805
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 2810
CHICAGO, IL 60611
Psychologist (Clinical)
405 N WABASH AVE, SUITE 606
CHICAGO, IL 60611

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1194889238, enumerated as an "individual" on December 21, 2006.

The provider is located at 405 N WABASH AVE #1008 CHICAGO, IL 60611 and the phone number is (708) 826-8432.

Psychologist with taxonomy code 103T00000X.