MRS. REBECCA JOAN WITTEMANN
NPI 1659204956
Counselor - School in Germantown, WI

NPI Status: Active since June 05, 2026

Contact Information

N118W15860 WILLIAMS DR
GERMANTOWN, WI
ZIP 53022
Phone: (262) 502-7314

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  • Individual
  • Female
  • Counselor
  • School

About REBECCA WITTEMANN

This page provides the complete NPI Profile along with additional information for Rebecca Wittemann, a provider established in Germantown, Wisconsin with a medical specialization in Counselor, focusing in school . The healthcare provider is registered in the NPI registry with number 1659204956 assigned on June 2026. The practitioner's primary taxonomy code is 101YS0200X with license number 55007 (WI). The provider is registered as an individual and her NPI record was last updated June 2026.

NPI
1659204956
Provider Name
MRS. REBECCA JOAN WITTEMANN
Gender
Female
Entity Type
Individual
Location Address
N118W15860 WILLIAMS DR GERMANTOWN, WI 53022
Location Phone
(262) 502-7314
Mailing Address
N118W15860 WILLIAMS DR GERMANTOWN, WI 53022
Mailing Phone
(262) 502-7314
Is Sole Proprietor?
No
Enumeration Date
06-05-2026
Last Update Date
06-05-2026
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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 School

Taxonomy Code
101YS0200X
Type
Behavioral Health & Social Service Providers
License No.
55007
License State
WI

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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 1659204956, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
5
Doubled → 10 → 1 + 0
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
0
Unchanged
Pos 7
4
Doubled → 8
Pos 8
9
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
6
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 5 → 10 → 1 2 → 4 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 + 6 + 1 + 0 + 9 + 4 + 0 + 8 + 9 + 1 + 0 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1659204956.

Other Providers at the Same Location


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

Counselor
N118W15860 WILLIAMS DR
GERMANTOWN, WI 53022

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1659204956, enumerated as an "individual" on June 05, 2026.

The provider is located at N118W15860 WILLIAMS DR GERMANTOWN, WI 53022 and the phone number is (262) 502-7314.

Counselor with taxonomy code 101YS0200X and a focus in School.