DR. LEONARD AVRUCH MD
NPI 1821178211
Radiology - Diagnostic Radiology in Ottawa, ON

NPI Status: Active since October 17, 2006

Contact Information

118 GRANDIEW RD
OTTAWA, ON
ZIP K2H 8
Phone: (613) 829-9525

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  • Individual
  • Male
  • Radiology
  • Diagnostic Radiology

About LEONARD AVRUCH

This page provides the complete NPI Profile along with additional information for Leonard Avruch, a provider established in Ottawa, with a medical specialization in Radiology, focusing in diagnostic radiology . The healthcare provider is registered in the NPI registry with number 1821178211 assigned on October 2006. The practitioner's primary taxonomy code is 2085R0202X with license number MD045931L (PA). The provider is registered as an individual and his NPI record was last updated 4 years ago.

NPI
1821178211
Provider Name
DR. LEONARD AVRUCH MD
Gender
Male
Entity Type
Individual
Location Address
118 GRANDIEW RD OTTAWA, ON K2H 8
Location Phone
(613) 829-9525
Mailing Address
118 GRANDIEW RD OTTAWA, ON K2H 8
Is Sole Proprietor?
Yes
Enumeration Date
10-17-2006
Last Update Date
07-21-2022
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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

Radiology Diagnostic Radiology

Taxonomy Code
2085R0202X
Type
Allopathic & Osteopathic Physicians
License No.
MD045931L
License State
PA
Taxonomy Description
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

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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 1821178211, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
1
Doubled → 2
Pos 6
7
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
1
Doubled → 2
Check
1
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 2 → 4 1 → 2 8 → 16 → 7 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 2 + 7 + 1 + 6 + 2 + 2 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1821178211.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821178211, enumerated as an "individual" on October 17, 2006.

The provider is located at 118 GRANDIEW RD OTTAWA, ON K2H 8 and the phone number is (613) 829-9525.

Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.