MRS. MARY KAY C BERRES LPCP
NPI 1447354550
Psychologist - Group Psychotherapy in Naperville, IL

NPI Status: Active since September 11, 2006

Contact Information

2603 S WASHINGTON ST
STE 140
NAPERVILLE, IL
ZIP 60565
Phone: (630) 420-3944
Fax: (630) 499-0345

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  • Individual
  • Female
  • Psychologist
  • Group Psychotherapy

About MARY KAY BERRES

This page provides the complete NPI Profile along with additional information for Mary Kay Berres, a provider established in Naperville, Illinois with a medical specialization in Psychologist, focusing in group psychotherapy . The healthcare provider is registered in the NPI registry with number 1447354550 assigned on September 2006. The practitioner's primary taxonomy code is 103TP2701X. The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1447354550
Provider Name
MRS. MARY KAY C BERRES LPCP
Gender
Female
Entity Type
Individual
Location Address
2603 S WASHINGTON ST STE 140 NAPERVILLE, IL 60565
Location Phone
(630) 420-3944
Location Fax
(630) 499-0345
Mailing Address
2603 S WASHINGTON ST STE 140 NAPERVILLE, IL 60565
Mailing Phone
(630) 420-3944
Mailing Fax
(630) 499-0345
Is Sole Proprietor?
No
Enumeration Date
09-11-2006
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 Group Psychotherapy

Taxonomy Code
103TP2701X
Type
Behavioral Health & Social Service Providers
License State
IL
Taxonomy Description
A psychologist who specializes in group psychology and group psychotherapy that is an evidenced-based specialty that prepares group leaders to identify and capitalize on developmental and healing possibilities embedded in the interpersonal/intrapersonal functioning of individual group members as well as collectively for the group. Emphasis is placed on the use of group dynamics to assist and treat individual group members. The specialty is applicable to all age groups, children, adolescents, adults and older adults, for a wide variety of conditions and concerns, and in numerous and diverse settings.

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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 1447354550, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
4
Doubled → 8
Pos 4
7
Unchanged
Pos 5
3
Doubled → 6
Pos 6
5
Unchanged
Pos 7
4
Doubled → 8
Pos 8
5
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
0
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 4 → 8 3 → 6 4 → 8 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 6 + 5 + 8 + 5 + 1 + 0 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1447354550.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Chiropractor
2603 S WASHINGTON ST, SUITE 140
NAPERVILLE, IL 60565
Massage Therapist
2603 S WASHINGTON ST
NAPERVILLE, IL 60565
Massage Therapist
2603 S WASHINGTON ST, SUITE #140
NAPERVILLE, IL 60565
Chiropractor
2603 S WASHINGTON ST, SUITE 140
NAPERVILLE, IL 60565
Chiropractor
2603 S WASHINGTON ST, SUITE 140
NAPERVILLE, IL 60565
Dentist (General Practice)
2603 S WASHINGTON ST, 100
NAPERVILLE, IL 60565
Social Worker (Clinical)
2603 S WASHINGTON ST, SUITE 170
NAPERVILLE, IL 60565
Clinic/Center (Dental)
2603 S WASHINGTON ST, SUITE 100
NAPERVILLE, IL 60565
Chiropractor
2603 S WASHINGTON ST, SUITE 140
NAPERVILLE, IL 60565
Marriage & Family Therapist
2603 S WASHINGTON ST, SUITE170
NAPERVILLE, IL 60565

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447354550, enumerated as an "individual" on September 11, 2006.

The provider is located at 2603 S WASHINGTON ST STE 140 NAPERVILLE, IL 60565 and the phone number is (630) 420-3944.

Psychologist with taxonomy code 103TP2701X and a focus in Group Psychotherapy.