COSTCO WHOLESALE CORPORATION
NPI 1093673022
Hearing Aid Equipment in Liberty Hill, TX

NPI Status: Active since January 09, 2026

Contact Information

595 US 183
LIBERTY HILL, TX
ZIP 78642
Phone: (425) 313-8100

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  • Organization
  • Hearing Aid Equipment

About COSTCO WHOLESALE CORPORATION

This page provides the complete NPI Profile along with additional information for Costco Wholesale Corporation, a provider established in Liberty Hill, Texas operating as a Hearing Aid Equipment. The healthcare provider is registered in the NPI registry with number 1093673022 assigned on January 2026. The practitioner's primary taxonomy code is 332S00000X. The provider is registered as an organization and their NPI record was last updated January 2026. The authorized official of this NPI record is Christian Anthis (Agmm Hearing Aid)

NPI
1093673022
Provider Name
COSTCO WHOLESALE CORPORATION
Entity Type
Organization
Location Address
595 US 183 LIBERTY HILL, TX 78642
Location Phone
(425) 313-8100
Mailing Address
PO BOX 35005 SEATTLE, WA 98124
Mailing Phone
(425) 313-8100
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
01-09-2026
Last Update Date
01-09-2026
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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

Hearing Aid Equipment

Taxonomy Code
332S00000X
Type
Suppliers
Taxonomy Description
The manufacture and/or sale of electronic hearing aids, their component parts, and related products and services on a national basis.

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

CHRISTIAN ANTHIS

Authorized Official Title
AGMM HEARING AID
Authorized Official Phone
(425) 313-8100

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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 1093673022, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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
0
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
3
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
7
Unchanged
Pos 7
3
Doubled → 6
Pos 8
0
Unchanged
Pos 9
2
Doubled → 4
Check
2
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 9 → 18 → 9 6 → 12 → 3 3 → 6 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 8 + 3 + 1 + 2 + 7 + 6 + 0 + 4 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1093673022.

Other Providers at the Same Location


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

Eyewear Supplier
595 US 183
LIBERTY HILL, TX 78642

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1093673022, enumerated as an "organization" on January 09, 2026.

The provider is located at 595 US 183 LIBERTY HILL, TX 78642 and the phone number is (425) 313-8100.

Hearing Aid Equipment with taxonomy code 332S00000X.