DR. GUSTAVO ELOY LEMUS DC
NPI 1821989401
Chiropractor - Independent Medical Examiner in Ben Wheeler, TX

NPI Status: Active since July 11, 2025

Contact Information

1802 FM 314
BEN WHEELER, TX
ZIP 75754
Phone: (903) 574-1894

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  • Individual
  • Male
  • Chiropractor
  • Independent Medical Examiner

About GUSTAVO LEMUS

This page provides the complete NPI Profile along with additional information for Gustavo Lemus, a provider established in Ben Wheeler, Texas with a medical specialization in Chiropractor, focusing in independent medical examiner . The healthcare provider is registered in the NPI registry with number 1821989401 assigned on July 2025. The practitioner's primary taxonomy code is 111NI0013X with license number 15722 (TX). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1821989401
Provider Name
DR. GUSTAVO ELOY LEMUS DC
Gender
Male
Entity Type
Individual
Location Address
1802 FM 314 BEN WHEELER, TX 75754
Location Phone
(903) 574-1894
Mailing Address
1802 FM 314 BEN WHEELER, TX 75754
Mailing Phone
(903) 574-1894
Is Sole Proprietor?
Yes
Enumeration Date
07-11-2025
Last Update Date
07-11-2025
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A chiropractor like Gustavo Lemus helps patients with problems of the neuromusculoskeletal system, which includes nerves, bones, muscles, ligaments, and tendons. Chiropractors use spinal adjustments and manipulation, as well as other clinical interventions, to manage health issues such as back and neck pain. Some chiropractors apply procedures like massage therapy, rehabilitative exercise, ultrasound and spinal adjustments and manipulation. A chiropractor focuses on the patients overall health and might refer patients to other healthcare professionals if necessary.

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

Chiropractor Independent Medical Examiner

Taxonomy Code
111NI0013X
Type
Chiropractic Providers
License No.
15722
License State
TX
Taxonomy Description
A chiropractor and special evaluator not involved with the medical care of the individual examinee that impartially evaluates the care being provided by other practitioners to clarify clinical, disability, liability or other case issues.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1111N00000XChiropractic Providers

Chiropractor

15722 (TX)
2111NN0400XChiropractic Providers

Chiropractor
Neurology

15722 (TX)
3111NP0017XChiropractic Providers

Chiropractor
Pediatric Chiropractor

15722 (TX)
4111NR0400XChiropractic Providers

Chiropractor
Rehabilitation

15722 (TX)
5111NS0005XChiropractic Providers

Chiropractor
Sports Physician

15722 (TX)
6111NX0100XChiropractic Providers

Chiropractor
Occupational Health

15722 (TX)

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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 1821989401, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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.

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 1 + 8 + 8 + 1 + 8 + 4 + 0 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1821989401.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821989401, enumerated as an "individual" on July 11, 2025.

The provider is located at 1802 FM 314 BEN WHEELER, TX 75754 and the phone number is (903) 574-1894.

Chiropractor with taxonomy code 111NI0013X and a focus in Independent Medical Examiner.