DR. ROY C REESE JR. PSYD
NPI 1447885801
Psychologist - Group Psychotherapy in Calumet Park, IL

NPI Status: Active since March 05, 2020

Contact Information

12247 S RACINE AVE
CALUMET PARK, IL
ZIP 60643
Phone: (312) 687-0198

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  • Individual
  • Male
  • Psychologist
  • Group Psychotherapy

About ROY REESE

This page provides the complete NPI Profile along with additional information for Roy Reese, a provider established in Calumet Park, Illinois with a medical specialization in Psychologist, focusing in group psychotherapy . The healthcare provider is registered in the NPI registry with number 1447885801 assigned on March 2020. The practitioner's primary taxonomy code is 103TP2701X. The provider is registered as an individual and his NPI record was last updated 5 years ago.

NPI
1447885801
Provider Name
DR. ROY C REESE JR. PSYD
Gender
Male
Entity Type
Individual
Location Address
12247 S RACINE AVE CALUMET PARK, IL 60643
Location Phone
(312) 687-0198
Mailing Address
12247 S RACINE AVE CALUMET PARK, IL 60643
Mailing Phone
(312) 687-0198
Is Sole Proprietor?
No
Enumeration Date
03-05-2020
Last Update Date
02-26-2021
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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
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.

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)
1374K00000XNursing Service Related Providers

Religious Nonmedical Practitioner

 

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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 1447885801, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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
8
Doubled → 16 → 1 + 6
Pos 6
8
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
8
Unchanged
Pos 9
0
Doubled → 0
Check
1
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 8 → 16 → 7 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 1 + 6 + 8 + 1 + 0 + 8 + 0 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1447885801.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Psychologist (Clinical)
12247 S RACINE AVE
CALUMET PARK, IL 60643
Psychologist (Clinical)
12247 S RACINE AVE
CALUMET PARK, IL 60643
Driver
12247 S RACINE AVE
CALUMET PARK, IL 60643
Psychologist (Clinical)
12247 S RACINE AVE
CALUMET PARK, IL 60643

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447885801, enumerated as an "individual" on March 05, 2020.

The provider is located at 12247 S RACINE AVE CALUMET PARK, IL 60643 and the phone number is (312) 687-0198.

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