DR. TERESA FLYNN PHD
NPI 1194869594
Psychologist - Cognitive & Behavioral in Saint Louis, MO

Q: What is the provider's specialty?

The provider's specialty is Psychologist with taxonomy code 103TB0200X and a focus in Cognitive & Behavioral.

NPI Status: Active since February 18, 2007

Contact Information

1129 MACKLIND AVE
SAINT LOUIS, MO
ZIP 63110
Phone: (314) 534-0200
Fax: (314) 534-7996

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

Table of Contents

NPI Profile Information
Primary Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Psychologist
Cognitive & Behavioral

About TERESA FLYNN

This page provides the complete NPI Profile along with additional information for Teresa Flynn, a provider established in Saint Louis, Missouri with a medical specialization in Psychologist, focusing in cognitive & behavioral . The healthcare provider is registered in the NPI registry with number 1194869594 assigned on February 2007. The practitioner's primary taxonomy code is 103TB0200X with license number 01285 (MO). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI: 1194869594
Provider Name: DR. TERESA FLYNN PHD
Gender: Female
Entity Type: Individual
Location Address: 1129 MACKLIND AVE SAINT LOUIS, MO 63110
Location Phone: (314) 534-0200
Location Fax: (314) 534-7996
Mailing Address: 1129 MACKLIND AVE SAINT LOUIS, MO 63110
Mailing Phone: (314) 534-0200
Mailing Fax: (314) 534-7996
Is Sole Proprietor?: No
Enumeration Date: 02-18-2007
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: Psychologist Cognitive & Behavioral
Taxonomy Code: 103TB0200X
Type: Behavioral Health & Social Service Providers
License No.: 01285
License State: MO
Taxonomy Description: A psychologist who reflects an experimental-clinical approach distinguished by use of principles of human learning and development and theories of cognitive processing to promote meaningful change in maladaptive human behavior and thinking.

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 1194869594, 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 18 → 1 + 8

Pos 4

Unchanged

Pos 5

Doubled → 16 → 1 + 6

Pos 6

Unchanged

Pos 7

Doubled → 18 → 1 + 8

Pos 8

Unchanged

Pos 9

Doubled → 18 → 1 + 8

Check

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 9 → 18 → 9

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 + 6 + 1 + 8 + 5 + 1 + 8 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4

This NPI is valid

The calculated check digit is 4, which matches the last digit of 1194869594.