MRS. LINDA K PFEIFFER LCPC
NPI 1669541652
Counselor - Pastoral in Arlington Heights, IL

NPI Status: Active since November 06, 2006

Contact Information

823 NORTH HIGHLAND AVENUE
ARLINGTON HEIGHTS, IL
ZIP 60004
Phone: (847) 255-2952

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  • Individual
  • Female
  • Counselor
  • Pastoral

About LINDA PFEIFFER

This page provides the complete NPI Profile along with additional information for Linda Pfeiffer, a provider established in Arlington Heights, Illinois with a medical specialization in Counselor, focusing in pastoral . The healthcare provider is registered in the NPI registry with number 1669541652 assigned on November 2006. The practitioner's primary taxonomy code is 101YP1600X. The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1669541652
Provider Name
MRS. LINDA K PFEIFFER LCPC
Gender
Female
Entity Type
Individual
Location Address
823 NORTH HIGHLAND AVENUE ARLINGTON HEIGHTS, IL 60004
Location Phone
(847) 255-2952
Mailing Address
823 NORTH HIGHLAND AVENUE ARLINGTON HEIGHTS, IL 60004
Mailing Phone
(847) 255-2952
Is Sole Proprietor?
Yes
Enumeration Date
11-06-2006
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

Counselor Pastoral

Taxonomy Code
101YP1600X
Type
Behavioral Health & Social Service Providers
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 1669541652, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
4
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
2
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 5 → 10 → 1 1 → 2 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 1 + 0 + 4 + 2 + 6 + 1 + 0 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1669541652.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669541652, enumerated as an "individual" on November 06, 2006.

The provider is located at 823 NORTH HIGHLAND AVENUE ARLINGTON HEIGHTS, IL 60004 and the phone number is (847) 255-2952.

Counselor with taxonomy code 101YP1600X and a focus in Pastoral.