JEFFREY T RISKOVITCH
NPI 1457282352
Technician/Technologist in Newport, OR

NPI Status: Active since May 28, 2026

Contact Information

930 SW ABBEY ST
NEWPORT, OR
ZIP 97365
Phone: (541) 265-2244

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Newly Listed Provider
This NPI profile has been added to the NPI registry within the last 30 days.

Table of Contents

NPI Profile Information
Primary Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Technician/Technologist

About JEFFREY RISKOVITCH

This page provides the complete NPI Profile along with additional information for Jeffrey Riskovitch, a provider established in Newport, Oregon with a medical specialization in Technician/technologist. The healthcare provider is registered in the NPI registry with number 1457282352 assigned on May 2026. The practitioner's primary taxonomy code is 156F00000X with license number 204280 (OR). The provider is registered as an individual and his NPI record was last updated May 2026.

NPI: 1457282352
Provider Name: JEFFREY T RISKOVITCH
Gender: Male
Entity Type: Individual
Location Address: 930 SW ABBEY ST NEWPORT, OR 97365
Location Phone: (541) 265-2244
Mailing Address: 11740 NW RIGGEN AVE 11740 NW RIGGEN AVE SEAL ROCK, OR 97376
Mailing Phone: (702) 596-8950
Mailing Fax
Is Sole Proprietor?: No
Enumeration Date: 05-28-2026
Last Update Date: 05-28-2026
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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: Technician/Technologist
Taxonomy Code: 156F00000X
Type: Eye and Vision Services Providers
License No.: 204280
License State: OR
Taxonomy Description: A broad category grouping different kinds of technologists and technicians. See individual definitions.

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 1457282352, 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 10 → 1 + 0

Pos 4

Unchanged

Pos 5

Doubled → 4

Pos 6

Unchanged

Pos 7

Doubled → 4

Pos 8

Unchanged

Pos 9

Doubled → 10 → 1 + 0

Check

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 5 → 10 → 1 2 → 4 2 → 4 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 0 + 7 + 4 + 8 + 4 + 3 + 1 + 0 + 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 1457282352.