GERARDO ONESIMO MONTOYA
NPI 1508718826
Contractor - Home Modifications in El Paso, TX

NPI Status: Active since February 10, 2026

Contact Information

999 N RIO VISTA RD TRLR 11
EL PASO, TX
ZIP 79927
Phone: (915) 820-7745

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  • Individual
  • Male
  • Contractor
  • Home Modifications

About GERARDO MONTOYA

This page provides the complete NPI Profile along with additional information for Gerardo Montoya, a provider established in El Paso, Texas with a medical specialization in Contractor, focusing in home modifications . The healthcare provider is registered in the NPI registry with number 1508718826 assigned on February 2026. The practitioner's primary taxonomy code is 171WH0202X. The provider is registered as an individual and his NPI record was last updated February 2026. Gerardo Montoya operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization.

NPI
1508718826
Provider Name
GERARDO ONESIMO MONTOYA
Gender
Male
Entity Type
Individual
Location Address
999 N RIO VISTA RD TRLR 11 EL PASO, TX 79927
Location Phone
(915) 820-7745
Mailing Address
999 N RIO VISTA RD TRLR 11 EL PASO, TX 79927
Mailing Phone
(915) 820-7745
Is Sole Proprietor?
Yes
Enumeration Date
02-10-2026
Last Update Date
02-10-2026
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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 Home Modifications

Taxonomy Code
171WH0202X
Type
Other Service Providers
License State
TX
Taxonomy Description
A contractor who makes modifications to homes to accommodate a health condition.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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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 1508718826, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
0
Doubled → 0
Pos 4
8
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
1
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
8
Unchanged
Pos 9
2
Doubled → 4
Check
6
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 0 → 0 7 → 14 → 5 8 → 16 → 7 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 0 + 8 + 1 + 4 + 1 + 1 + 6 + 8 + 4 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1508718826.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Contractor
999 N RIO VISTA RD TRLR 11
EL PASO, TX 79927

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1508718826, enumerated as an "individual" on February 10, 2026.

The provider is located at 999 N RIO VISTA RD TRLR 11 EL PASO, TX 79927 and the phone number is (915) 820-7745.

Contractor with taxonomy code 171WH0202X and a focus in Home Modifications.