SIERRA MARIE CARTER
NPI 1699666941
Licensed Practical Nurse in Manitowoc, WI

NPI Status: Active since July 14, 2025

Contact Information

2311 WASHINGTON ST
MANITOWOC, WI
ZIP 54220
Phone: (920) 973-8284

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  • Individual
  • Female
  • Licensed Practical Nurse

About SIERRA CARTER

This page provides the complete NPI Profile along with additional information for Sierra Carter, a provider established in Manitowoc, Wisconsin with a medical specialization in Licensed Practical Nurse. The healthcare provider is registered in the NPI registry with number 1699666941 assigned on July 2025. The practitioner's primary taxonomy code is 164W00000X with license number 330499 (WI). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1699666941
Provider Name
SIERRA MARIE CARTER
Gender
Female
Entity Type
Individual
Location Address
2311 WASHINGTON ST MANITOWOC, WI 54220
Location Phone
(920) 973-8284
Mailing Address
2311 WASHINGTON ST MANITOWOC, WI 54220
Mailing Phone
(920) 973-8284
Is Sole Proprietor?
Yes
Enumeration Date
07-14-2025
Last Update Date
07-14-2025
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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

Licensed Practical Nurse

Taxonomy Code
164W00000X
Type
Nursing Service Providers
License No.
330499
License State
WI
Taxonomy Description
A licensed practical nurse with post-high school vocational training and practical experience in the provision of nursing care at a level less than that required for certification as a Registered Nurse. Requirements for education, experience, licensure, and job responsibilities vary among the states.

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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 1699666941, 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 79. The final step is to find the difference between that total and the next multiple of ten (80 - 79 = 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
6
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
9
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
6
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
4
Doubled → 8
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 9 → 18 → 9 6 → 12 → 3 6 → 12 → 3 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 8 + 9 + 1 + 2 + 6 + 1 + 2 + 9 + 8 + 24 = 79

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

The next multiple of ten after 79 is 80. The difference is the calculated check digit.

80 - 79 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1699666941.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1699666941, enumerated as an "individual" on July 14, 2025.

The provider is located at 2311 WASHINGTON ST MANITOWOC, WI 54220 and the phone number is (920) 973-8284.

Licensed Practical Nurse with taxonomy code 164W00000X.