SIERRA GRAY
NPI 1578939930
Contractor in Grosse Pointe, MI

NPI Status: Active since August 19, 2015

Contact Information

890 CADIEUX
GROSSE POINTE, MI
ZIP 48230
Phone: (313) 586-2008

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  • Individual
  • Female
  • Contractor

About SIERRA GRAY

This page provides the complete NPI Profile along with additional information for Sierra Gray, a provider established in Grosse Pointe, Michigan with a medical specialization in Contractor. The healthcare provider is registered in the NPI registry with number 1578939930 assigned on August 2015. The practitioner's primary taxonomy code is 171W00000X with license number 5202006963 (MI). The provider is registered as an individual and her NPI record was last updated 11 years ago.

NPI
1578939930
Provider Name
SIERRA GRAY
Gender
Female
Entity Type
Individual
Location Address
890 CADIEUX GROSSE POINTE, MI 48230
Location Phone
(313) 586-2008
Mailing Address
890 CADIEUX RD GROSSE POINTE, MI 48230
Is Sole Proprietor?
Yes
Enumeration Date
08-19-2015
Last Update Date
08-19-2015
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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

Contractor

Taxonomy Code
171W00000X
Type
Other Service Providers
License No.
5202006963
License State
MI
Taxonomy Description
For the purposes of the Health Care Provider Taxonomy, a contractor is limited to individuals who do construction or mechanical work to modify a patient's environment to accommodate a health condition. Contractors perform projects including, but not limited to, building wheelchair ramps, widening doorways, modifying personal vehicles, and making other improvements for patient access and movement. This code has no relation to a provider's employment status.

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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 1578939930, we treat the final digit (0) 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 80. The final step is to find the difference between that total and the next multiple of ten (80 - 80 = 0).

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
5
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
9
Unchanged
Pos 9
3
Doubled → 6
Check
0
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 7 → 14 → 5 9 → 18 → 9 9 → 18 → 9 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 4 + 8 + 1 + 8 + 3 + 1 + 8 + 9 + 6 + 24 = 80

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

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

80 - 80 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1578939930.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1578939930, enumerated as an "individual" on August 19, 2015.

The provider is located at 890 CADIEUX GROSSE POINTE, MI 48230 and the phone number is (313) 586-2008.

Contractor with taxonomy code 171W00000X.