DEBRA A NICHOLS-WILLIAMS
NPI 1083545701
Driver in Cadillac, MI
NPI Status: Active since May 29, 2026
Contact Information
421 SELMA ST
CADILLAC, MI
ZIP 49601
Phone: (231) 884-4292
This NPI profile has been added to the NPI registry within the last 30 days.
- Individual
- Female
- Driver
About DEBRA NICHOLS-WILLIAMS
This page provides the complete NPI Profile along with additional information for Debra Nichols-williams, a provider established in Cadillac, Michigan with a medical specialization in Driver. The healthcare provider is registered in the NPI registry with number 1083545701 assigned on May 2026. The practitioner's primary taxonomy code is 172A00000X with license number 5802000231 (MI). The provider is registered as an individual and her NPI record was last updated May 2026.
- NPI
- 1083545701
- Provider Name
- DEBRA A NICHOLS-WILLIAMS
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 421 SELMA ST CADILLAC, MI 49601
- Location Phone
- (231) 884-4292
- Mailing Address
- 421 SELMA ST CADILLAC, MI 49601
- Mailing Phone
- (231) 884-4292
- Is Sole Proprietor?
- No
- Enumeration Date
- 05-29-2026
- Last Update Date
- 05-29-2026
- Code Navigator
Location Map
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
Driver
- Taxonomy Code
- 172A00000X
- Type
- Other Service Providers
- License No.
- 5802000231
- License State
- MI
- Taxonomy Description
- A person employed to operate a motor vehicle as a carrier of persons or property.
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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 1083545701, 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 49 is 50. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1083545701, enumerated as an "individual" on May 29, 2026.
The provider is located at 421 SELMA ST CADILLAC, MI 49601 and the phone number is (231) 884-4292.
Driver with taxonomy code 172A00000X.
