FRED LEE ARMSTRONG JR.
NPI 1265025688
Counselor - Professional in Chicago, IL

NPI Status: Active since February 17, 2021

Contact Information

957 E 62ND ST APT 301
CHICAGO, IL
ZIP 60637
Phone: (773) 306-3780

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  • Individual
  • Male
  • Counselor
  • Professional

About FRED ARMSTRONG

This page provides the complete NPI Profile along with additional information for Fred Armstrong, a provider established in Chicago, Illinois with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1265025688 assigned on February 2021. The practitioner's primary taxonomy code is 101YP2500X with license number 178019430 (IL). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1265025688
Provider Name
FRED LEE ARMSTRONG JR.
Gender
Male
Entity Type
Individual
Location Address
957 E 62ND ST APT 301 CHICAGO, IL 60637
Location Phone
(773) 306-3780
Mailing Address
957 E 62ND ST APT 301 CHICAGO, IL 60637
Mailing Phone
(773) 306-3780
Is Sole Proprietor?
No
Enumeration Date
02-17-2021
Last Update Date
05-16-2024
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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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
178019430
License State
IL

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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 1265025688, 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 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
2
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
5
Unchanged
Pos 5
0
Doubled → 0
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
6
Unchanged
Pos 9
8
Doubled → 16 → 1 + 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 6 → 12 → 3 0 → 0 5 → 10 → 1 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 2 + 5 + 0 + 2 + 1 + 0 + 6 + 1 + 6 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1265025688.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Counselor (Professional)
957 E 62ND ST APT 301
CHICAGO, IL 60637

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265025688, enumerated as an "individual" on February 17, 2021.

The provider is located at 957 E 62ND ST APT 301 CHICAGO, IL 60637 and the phone number is (773) 306-3780.

Counselor with taxonomy code 101YP2500X and a focus in Professional.