RUSSELL ALAN DAMICO LDO
NPI 1386447589
Technician/Technologist - Optometric Assistant in Tucson, AZ

NPI Status: Active since March 31, 2025

Contact Information

1650 W VALENCIA RD
TUCSON, AZ
ZIP 85746
Phone: (520) 573-3264
Fax: (520) 294-2686

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

Individual
Male
Technician/Technologist
Optometric Assistant

About RUSSELL DAMICO

This page provides the complete NPI Profile along with additional information for Russell Damico, a provider established in Tucson, Arizona with a medical specialization in Technician/technologist, focusing in optometric assistant . The healthcare provider is registered in the NPI registry with number 1386447589 assigned on March 2025. The practitioner's primary taxonomy code is 156FX1201X with license number 2474 (AZ). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI: 1386447589
Provider Name: RUSSELL ALAN DAMICO LDO
Gender: Male
Entity Type: Individual
Location Address: 1650 W VALENCIA RD TUCSON, AZ 85746
Location Phone: (520) 573-3264
Location Fax: (520) 294-2686
Mailing Address: 1650 W VALENCIA RD TUCSON, AZ 85746
Mailing Phone: (520) 573-3264
Mailing Fax: (520) 294-2686
Is Sole Proprietor?: Yes
Enumeration Date: 03-31-2025
Last Update Date: 03-31-2025
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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 Optometric Assistant
Taxonomy Code: 156FX1201X
Type: Eye and Vision Services Providers
License No.: 2474
License State: AZ
Taxonomy Description: An optometric assistant assists optometrists by performing duties, including but not limited to, customer service, basic eye testing, and patient education.

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 1386447589, 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 16 → 1 + 6

Pos 4

Unchanged

Pos 5

Doubled → 8

Pos 6

Unchanged

Pos 7

Doubled → 14 → 1 + 4

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 6

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 8 → 16 → 7 4 → 8 7 → 14 → 5 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 6 + 6 + 8 + 4 + 1 + 4 + 5 + 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 1386447589.