HEARQUEST AUDIOLOGY CORP
NPI 1215800917
Audiologist-Hearing Aid Fitter in Pico Rivera, CA

NPI Status: Active since September 29, 2025

Contact Information

8337 TELEGRAPH RD STE 222
PICO RIVERA, CA
ZIP 90660
Phone: (310) 569-8058

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  • Organization
  • Audiologist-Hearing Aid Fitter

About HEARQUEST AUDIOLOGY CORP

This page provides the complete NPI Profile along with additional information for Hearquest Audiology Corp, a provider established in Pico Rivera, California operating as a Audiologist-hearing Aid Fitter. The healthcare provider is registered in the NPI registry with number 1215800917 assigned on September 2025. The practitioner's primary taxonomy code is 237600000X. The provider is registered as an organization and their NPI record was last updated March 2026. Hearquest Audiology Corp operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Reginald F Arevalo Aud (Ceo & Chief Audiologist)

NPI
1215800917
Provider Name
HEARQUEST AUDIOLOGY CORP
Entity Type
Organization
Location Address
8337 TELEGRAPH RD STE 222 PICO RIVERA, CA 90660
Location Phone
(310) 569-8058
Mailing Address
8337 TELEGRAPH RD STE 222 PICO RIVERA, CA 90660
Mailing Phone
(310) 367-6360
Mailing Fax
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-29-2025
Last Update Date
03-04-2026
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Location Map

Secondary Locations

  • 11629 Clark St Ste 101
    Arcadia, CA 91006
    (310) 367-6360

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

Audiologist-Hearing Aid Fitter

Taxonomy Code
237600000X
Type
Speech, Language and Hearing Service Providers
Taxonomy Description
An audiologist/hearing aid fitter is the professional who specializes in evaluating and treating people with hearing loss, conducts a wide variety of tests to determine the exact nature of an individual's hearing problem, presents a variety of treatment options to patients, dispenses and fits hearing aids, administers tests of balance to evaluate dizziness and provides hearing rehabilitation training. This classification should be used where individuals are licensed as audiologist-hearing aid fitters as opposed to states that license individuals as audiologists.

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)
1237700000XSpeech, Language and Hearing Service Providers

Hearing Instrument Specialist

 

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.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. REGINALD F AREVALO AUD

Authorized Official Title
CEO & CHIEF AUDIOLOGIST
Authorized Official Phone
(909) 904-7926

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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 1215800917, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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
2
Unchanged
Pos 3
1
Doubled → 2
Pos 4
5
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
0
Unchanged
Pos 7
0
Doubled → 0
Pos 8
9
Unchanged
Pos 9
1
Doubled → 2
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 1 → 2 8 → 16 → 7 0 → 0 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 2 + 5 + 1 + 6 + 0 + 0 + 9 + 2 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1215800917.

Other Providers at the Same Location


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

Audiologist
8337 TELEGRAPH RD STE 222
PICO RIVERA, CA 90660

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1215800917, enumerated as an "organization" on September 29, 2025.

The provider is located at 8337 TELEGRAPH RD STE 222 PICO RIVERA, CA 90660 and the phone number is (310) 569-8058.

Audiologist-Hearing Aid Fitter with taxonomy code 237600000X.