MRS. SIERRA MICHELLE MARIA LEWIS
NPI 1124906334
Driver in Indianapolis, IN

NPI Status: Active since August 25, 2025

Contact Information

3347 BLACK FOREST LN
INDIANAPOLIS, IN
ZIP 46239
Phone: (317) 717-2207

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  • Individual
  • Female
  • Driver

About SIERRA LEWIS

This page provides the complete NPI Profile along with additional information for Sierra Lewis, a provider established in Indianapolis, Indiana with a medical specialization in Driver. The healthcare provider is registered in the NPI registry with number 1124906334 assigned on August 2025. The practitioner's primary taxonomy code is 172A00000X with license number 0550703691 (IN). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1124906334
Provider Name
MRS. SIERRA MICHELLE MARIA LEWIS
Gender
Female
Entity Type
Individual
Location Address
3347 BLACK FOREST LN INDIANAPOLIS, IN 46239
Location Phone
(317) 717-2207
Mailing Address
3347 BLACK FOREST LN INDIANAPOLIS, IN 46239
Mailing Phone
(317) 717-2207
Is Sole Proprietor?
No
Enumeration Date
08-25-2025
Last Update Date
08-25-2025
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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

Driver

Taxonomy Code
172A00000X
Type
Other Service Providers
License No.
0550703691
License State
IN
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 1124906334, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
1
Unchanged
Pos 3
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
3
Unchanged
Pos 9
3
Doubled → 6
Check
4
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 2 → 4 9 → 18 → 9 6 → 12 → 3 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 1 + 8 + 0 + 1 + 2 + 3 + 6 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1124906334.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124906334, enumerated as an "individual" on August 25, 2025.

The provider is located at 3347 BLACK FOREST LN INDIANAPOLIS, IN 46239 and the phone number is (317) 717-2207.

Driver with taxonomy code 172A00000X.