MR. WILLIAM J. BALDIZZONE
NPI 1841268422
Technician/Technologist - Optician in Brooklyn, NY

NPI Status: Active since March 09, 2006

Contact Information

2142 86TH ST
BROOKLYN, NY
ZIP 11214
Phone: (718) 372-5144
Fax: (718) 373-0684

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  • Individual
  • Male
  • Technician/Technologist
  • Optician

About WILLIAM BALDIZZONE

This page provides the complete NPI Profile along with additional information for William Baldizzone, a provider established in Brooklyn, New York with a medical specialization in Technician/technologist, focusing in optician . The healthcare provider is registered in the NPI registry with number 1841268422 assigned on March 2006. The practitioner's primary taxonomy code is 156FX1800X with license number 005101 (NY). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1841268422
Provider Name
MR. WILLIAM J. BALDIZZONE
Gender
Male
Entity Type
Individual
Location Address
2142 86TH ST BROOKLYN, NY 11214
Location Phone
(718) 372-5144
Location Fax
(718) 373-0684
Mailing Address
2142 86TH ST BROOKLYN, NY 11214
Mailing Phone
(718) 372-5144
Mailing Fax
(718) 373-0684
Is Sole Proprietor?
Yes
Enumeration Date
03-09-2006
Last Update Date
07-08-2007
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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

Technician/Technologist Optician

Taxonomy Code
156FX1800X
Type
Eye and Vision Services Providers
License No.
005101
License State
NY
Taxonomy Description
Opticians help fit eyeglasses and contact lenses, following prescriptions from Ophthalmologists and Optometrists. They also help customers decide which eyeglass frame or contact lenses to buy.

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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 1841268422, 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 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
8
Unchanged
Pos 3
4
Doubled → 8
Pos 4
1
Unchanged
Pos 5
2
Doubled → 4
Pos 6
6
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
4
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 4 → 8 2 → 4 8 → 16 → 7 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 8 + 1 + 4 + 6 + 1 + 6 + 4 + 4 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1841268422.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Optometrist
2142 86TH ST
BROOKLYN, NY 11214
Eyewear Supplier
2142 86TH ST
BROOKLYN, NY 11214
Optometrist
2142 86TH ST
BROOKLYN, NY 11214
Optometrist
2142 86TH ST
BROOKLYN, NY 11214

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1841268422, enumerated as an "individual" on March 09, 2006.

The provider is located at 2142 86TH ST BROOKLYN, NY 11214 and the phone number is (718) 372-5144.

Technician/Technologist with taxonomy code 156FX1800X and a focus in Optician.