MR. PETER T SHARKEY R.D.O.
NPI 1245578889
Technician/Technologist - Optician in Warwick, RI

NPI Status: Active since January 16, 2013

Contact Information

1689 POST RD
WARWICK, RI
ZIP 02888
Phone: (401) 739-9297

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  • Individual
  • Male
  • Technician/Technologist
  • Optician

About PETER SHARKEY

This page provides the complete NPI Profile along with additional information for Peter Sharkey, a provider established in Warwick, Rhode Island with a medical specialization in Technician/technologist, focusing in optician . The healthcare provider is registered in the NPI registry with number 1245578889 assigned on January 2013. The practitioner's primary taxonomy code is 156FX1800X with license number OP129 (RI). The provider is registered as an individual and his NPI record was last updated 7 years ago.

NPI
1245578889
Provider Name
MR. PETER T SHARKEY R.D.O.
Gender
Male
Entity Type
Individual
Location Address
1689 POST RD WARWICK, RI 02888
Location Phone
(401) 739-9297
Mailing Address
1689 POST RD EYEWEAR OUTLET WARWICK, RI 02888
Mailing Phone
(401) 739-9297
Mailing Fax
Is Sole Proprietor?
Yes
Enumeration Date
01-16-2013
Last Update Date
11-21-2019
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Location Map

Secondary Locations

  • 1 ann & hope way EYEWEAR OUTLET
    CUMBERLAND, RI 02864
    (401) 722-1528

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.
OP129
License State
RI
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 1245578889, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
4
Doubled → 8
Pos 4
5
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
7
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
9
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 5 → 10 → 1 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 8 + 5 + 1 + 0 + 7 + 1 + 6 + 8 + 1 + 6 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1245578889.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1245578889, enumerated as an "individual" on January 16, 2013.

The provider is located at 1689 POST RD WARWICK, RI 02888 and the phone number is (401) 739-9297.

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