CUSTOM OCULAR PROSTHETICS LLC
NPI 1770145138
Prosthetic/Orthotic Supplier in Seattle, WA

NPI Status: Active since July 05, 2019

Contact Information

10212 5TH AVE NE STE 210
SEATTLE, WA
ZIP 98125
Phone: (206) 522-4222
Fax: (206) 525-1496

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  • Organization
  • Prosthetic/Orthotic Supplier

About CUSTOM OCULAR PROSTHETICS LLC

This page provides the complete NPI Profile along with additional information for Custom Ocular Prosthetics Llc, a provider established in Seattle, Washington operating as a Prosthetic/orthotic Supplier. The healthcare provider is registered in the NPI registry with number 1770145138 assigned on July 2019. The practitioner's primary taxonomy code is 335E00000X. The provider is registered as an organization and their NPI record was last updated March 2026. The authorized official of this NPI record is Brian E Koceski (Office Manager)

NPI
1770145138
Provider Name
CUSTOM OCULAR PROSTHETICS LLC
Entity Type
Organization
Location Address
10212 5TH AVE NE STE 210 SEATTLE, WA 98125
Location Phone
(206) 522-4222
Location Fax
(206) 525-1496
Mailing Address
10212 5TH AVE NE STE 210 SEATTLE, WA 98125
Mailing Phone
(206) 522-4222
Mailing Fax
(206) 525-1496
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-05-2019
Last Update Date
03-10-2026
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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

Prosthetic/Orthotic Supplier

Taxonomy Code
335E00000X
Type
Suppliers
Taxonomy Description
An organization that provides prosthetic and orthotic care which may include, but is not limited to, patient evaluation, prosthesis or orthosis design, fabrication, fitting and modification to treat limb loss for purposes of restoring physiological function and/or cosmesis or to treat a neuromusculoskeletal disorder or acquired condition.

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

BRIAN E KOCESKI

Authorized Official Title
OFFICE MANAGER
Authorized Official Phone
(206) 522-4222

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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 1770145138, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).

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
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
1
Unchanged
Pos 9
3
Doubled → 6
Check
8
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 7 → 14 → 5 1 → 2 5 → 10 → 1 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 2 + 4 + 1 + 0 + 1 + 6 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1770145138.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Technician/Technologist (Ocularist)
10212 5TH AVE NE STE 210
SEATTLE, WA 98125
Technician/Technologist (Ocularist)
10212 5TH AVE NE STE 210
SEATTLE, WA 98125

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770145138, enumerated as an "organization" on July 05, 2019.

The provider is located at 10212 5TH AVE NE STE 210 SEATTLE, WA 98125 and the phone number is (206) 522-4222.

Prosthetic/Orthotic Supplier with taxonomy code 335E00000X.