WEINER OPTICAL, INC.
NPI 1689882847
Eyewear Supplier in Oak Park, IL

NPI Status: Active since May 20, 2007

Contact Information

1100 LAKE ST
OAK PARK, IL
ZIP 60301
Phone: (708) 848-4040
Fax: (708) 848-4042

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  • Organization
  • Eyewear Supplier

About WEINER OPTICAL, INC.

This page provides the complete NPI Profile along with additional information for Weiner Optical, Inc., a provider established in Oak Park, Illinois operating as a Eyewear Supplier. The healthcare provider is registered in the NPI registry with number 1689882847 assigned on May 2007. The practitioner's primary taxonomy code is 332H00000X with license number 0428-2884 (IL). The provider is registered as an organization and their NPI record was last updated 6 years ago. The authorized official of this NPI record is Mrs. Joan Leon (Pres.)

NPI
1689882847
Provider Name
WEINER OPTICAL, INC.
Entity Type
Organization
Location Address
1100 LAKE ST OAK PARK, IL 60301
Location Phone
(708) 848-4040
Location Fax
(708) 848-4042
Mailing Address
1100 LAKE ST OAK PARK, IL 60301
Mailing Phone
(708) 848-4040
Mailing Fax
(708) 848-4042
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-20-2007
Last Update Date
08-22-2020
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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

Eyewear Supplier

Taxonomy Code
332H00000X
Type
Suppliers
License No.
0428-2884
License State
IL
Taxonomy Description
An organization that provides spectacles, contact lenses, and other vision enhancement devices prescribed by an optometrist or ophthalmologist.

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

MRS. JOAN LEON

Authorized Official Title
PRES.
Authorized Official Phone
(708) 848-4040

Reviews for WEINER OPTICAL, INC.

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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 1689882847, 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 83. The final step is to find the difference between that total and the next multiple of ten (90 - 83 = 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
6
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
9
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
8
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
Unchanged
Pos 9
4
Doubled → 8
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 8 → 16 → 7 8 → 16 → 7 2 → 4 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 6 + 9 + 1 + 6 + 8 + 4 + 8 + 8 + 24 = 83

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

The next multiple of ten after 83 is 90. The difference is the calculated check digit.

90 - 83 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1689882847.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Family Medicine
1100 LAKE ST
OAK PARK, IL 60301
Family Medicine
1100 LAKE ST, SUITE 210
OAK PARK, IL 60301
Nursing Care
1100 LAKE ST, SUITE LL20
OAK PARK, IL 60301
Internal Medicine (Gastroenterology)
1100 LAKE ST
OAK PARK, IL 60301
Social Worker (Clinical)
1100 LAKE ST, SUITE 175
OAK PARK, IL 60301
Podiatrist (Foot & Ankle Surgery)
1100 LAKE ST, SUITE 248
OAK PARK, IL 60301
Durable Medical Equipment & Medical Supplies
1100 LAKE ST
OAK PARK, IL 60301
Obstetrics & Gynecology (Gynecology)
1100 LAKE ST, SUITE 260
OAK PARK, IL 60301
Acupuncturist
1100 LAKE ST, SUITE 102
OAK PARK, IL 60301
In Home Supportive Care
1100 LAKE ST
OAK PARK, IL 60301
Podiatrist
1100 LAKE ST, STE 248
OAK PARK, IL 60301
Social Worker (Clinical)
1100 LAKE ST, SUITE 201
OAK PARK, IL 60301
Internal Medicine (Infectious Disease)
1100 LAKE ST, SUITE LL56
OAK PARK, IL 60301
Internal Medicine (Infectious Disease)
1100 LAKE ST, STE. LL56
OAK PARK, IL 60301
Social Worker (Clinical)
1100 LAKE ST, SUITE 201
OAK PARK, IL 60301
Social Worker (Clinical)
1100 LAKE ST, SUITE 201
OAK PARK, IL 60301
Internal Medicine (Infectious Disease)
1100 LAKE ST, LL56
OAK PARK, IL 60301
Internal Medicine
1100 LAKE ST, STE LL40
OAK PARK, IL 60301
Social Worker (Clinical)
1100 LAKE ST, SUITE 201
OAK PARK, IL 60301
Social Worker
1100 LAKE ST, SUITE 210C
OAK PARK, IL 60301

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1689882847, enumerated as an "organization" on May 20, 2007.

The provider is located at 1100 LAKE ST OAK PARK, IL 60301 and the phone number is (708) 848-4040.

Eyewear Supplier with taxonomy code 332H00000X.