DAVID TRAVIS RUARK NBC-HIS
NPI 1518292119
Hearing Instrument Specialist in West Jordan, UT
NPI Status: Active since October 15, 2009
Contact Information
1749 WEST 7800 SOUTH
WEST JORDAN, UT
ZIP 84088
Phone: (801) 569-3277
Fax: (801) 566-3283
NPPES record last updated: February 13, 2018. Verified against the NPPES registry weekly; last sync: July 12, 2026.
- Individual
- Male
- Hearing Instrument Specialist
About DAVID RUARK
This page provides the complete NPI Profile along with additional information for David Ruark, a provider established in West Jordan, Utah with a medical specialization in Hearing Instrument Specialist. The healthcare provider is registered in the NPI registry with number 1518292119 assigned on October 2009. The practitioner's primary taxonomy code is 237700000X. The provider is registered as an individual and his NPI record was last updated 8 years ago.
- NPI
- 1518292119
- Provider Name
- DAVID TRAVIS RUARK NBC-HIS
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1749 WEST 7800 SOUTH WEST JORDAN, UT 84088
- Location Phone
- (801) 569-3277
- Location Fax
- (801) 566-3283
- Mailing Address
- 8800 SE SUNNYSIDE RD STE 300N CLACKAMAS, OR 97015
- Mailing Phone
- (281) 286-2999
- Mailing Fax
- (512) 607-4893
- Is Sole Proprietor?
- No
- Enumeration Date
- 10-15-2009
- Last Update Date
- 02-13-2018
- Code Navigator
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
Hearing Instrument Specialist
- Taxonomy Code
- 237700000X
- Type
- Speech, Language and Hearing Service Providers
- License State
- UT
- 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
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) |
|---|---|---|---|---|
| 1 | 237600000X | Speech, Language and Hearing Service Providers | Audiologist-Hearing Aid Fitter | |
| 2 | 237600000X | Speech, Language and Hearing Service Providers | Audiologist-Hearing Aid Fitter | (UT) |
| 3 | 237700000X | Speech, Language and Hearing Service Providers | Hearing Instrument Specialist |
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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 1518292119, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 61 is 70. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1518292119, enumerated as an "individual" on October 15, 2009.
The provider is located at 1749 WEST 7800 SOUTH WEST JORDAN, UT 84088 and the phone number is (801) 569-3277.
Hearing Instrument Specialist with taxonomy code 237700000X.
