MARTHA DAVIS
NPI 1689063307
Driver in Houston, TX

NPI Status: Active since January 19, 2015

Contact Information

8615 VALLEY LEDGE DR
HOUSTON, TX
ZIP 77078
Phone: (281) 713-1766
Fax: (832) 672-3609

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  • Individual
  • Female
  • Driver

About MARTHA DAVIS

This page provides the complete NPI Profile along with additional information for Martha Davis, a provider established in Houston, Texas with a medical specialization in Driver. The healthcare provider is registered in the NPI registry with number 1689063307 assigned on January 2015. The practitioner's primary taxonomy code is 172A00000X. The provider is registered as an individual and her NPI record was last updated 11 years ago.

NPI
1689063307
Provider Name
MARTHA DAVIS
Gender
Female
Entity Type
Individual
Location Address
8615 VALLEY LEDGE DR HOUSTON, TX 77078
Location Phone
(281) 713-1766
Location Fax
(832) 672-3609
Mailing Address
PO BOX 90021 HOUSTON, TX 77290
Mailing Phone
(281) 713-1766
Mailing Fax
(832) 672-3609
Is Sole Proprietor?
Yes
Enumeration Date
01-19-2015
Last Update Date
01-19-2015
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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

Driver

Taxonomy Code
172A00000X
Type
Other Service Providers
License State
TX
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 1689063307, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
8
Doubled → 16 → 1 + 6
Pos 4
9
Unchanged
Pos 5
0
Doubled → 0
Pos 6
6
Unchanged
Pos 7
3
Doubled → 6
Pos 8
3
Unchanged
Pos 9
0
Doubled → 0
Check
7
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 8 → 16 → 7 0 → 0 3 → 6 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 6 + 9 + 0 + 6 + 6 + 3 + 0 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1689063307.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1689063307, enumerated as an "individual" on January 19, 2015.

The provider is located at 8615 VALLEY LEDGE DR HOUSTON, TX 77078 and the phone number is (281) 713-1766.

Driver with taxonomy code 172A00000X.