MR. GUY O HORN III
NPI 1447418587
Hearing Instrument Specialist in Denton, TX

NPI Status: Active since May 27, 2008

Contact Information

1719 S LOOP 288
DENTON, TX
ZIP 76205
Phone: (940) 566-2425
Fax: (940) 566-2469

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  • Individual
  • Male
  • Hearing Instrument Specialist

About GUY HORN

This page provides the complete NPI Profile along with additional information for Guy Horn, a provider established in Denton, Texas with a medical specialization in Hearing Instrument Specialist. The healthcare provider is registered in the NPI registry with number 1447418587 assigned on May 2008. The practitioner's primary taxonomy code is 237700000X with license number 50485 (TX). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1447418587
Provider Name
MR. GUY O HORN III
Gender
Male
Entity Type
Individual
Location Address
1719 S LOOP 288 DENTON, TX 76205
Location Phone
(940) 566-2425
Location Fax
(940) 566-2469
Mailing Address
400 S HENDERSON ST FORT WORTH, TX 76104
Mailing Phone
(817) 335-2583
Mailing Fax
(940) 566-2469
Is Sole Proprietor?
No
Enumeration Date
05-27-2008
Last Update Date
05-27-2008
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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

Hearing Instrument Specialist

Taxonomy Code
237700000X
Type
Speech, Language and Hearing Service Providers
License No.
50485
License State
TX
Taxonomy Description
Individuals who test hearing for the selection, adaptation, fitting, adjusting, servicing, and sale of hearing aids. Hearing Instrument Specialist is a designation provided individuals who qualify by the National Hearing Aid Society

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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 1447418587, 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 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
4
Unchanged
Pos 3
4
Doubled → 8
Pos 4
7
Unchanged
Pos 5
4
Doubled → 8
Pos 6
1
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 4 → 8 4 → 8 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 8 + 1 + 1 + 6 + 5 + 1 + 6 + 24 = 73

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

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1447418587.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Audiologist-Hearing Aid Fitter
1719 S LOOP 288, #165
DENTON, TX 76205
Hearing Instrument Specialist
1719 S LOOP 288, STE. 165
DENTON, TX 76205
Audiologist
1719 S LOOP 288, STE 165
DENTON, TX 76205
Dentist
1719 S LOOP 288, 110
DENTON, TX 76205
Hearing Aid Equipment
1719 S LOOP 288, SUITE 165
DENTON, TX 76205

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447418587, enumerated as an "individual" on May 27, 2008.

The provider is located at 1719 S LOOP 288 DENTON, TX 76205 and the phone number is (940) 566-2425.

Hearing Instrument Specialist with taxonomy code 237700000X.