VICTOR TAMAYO
NPI 1841660669
Day Training/Habilitation Specialist in Riverside, CA

NPI Status: Active since October 06, 2015

Contact Information

2020 IOWA AVE STE 101
RIVERSIDE, CA
ZIP 92507
Phone: (951) 580-1026

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

Individual
Male
Day Training/Habilitation Specialist

About VICTOR TAMAYO

This page provides the complete NPI Profile along with additional information for Victor Tamayo, a provider established in Riverside, California with a medical specialization in Day Training/habilitation Specialist. The healthcare provider is registered in the NPI registry with number 1841660669 assigned on October 2015. The practitioner's primary taxonomy code is 373H00000X. The provider is registered as an individual and his NPI record was last updated one year ago.

NPI: 1841660669
Provider Name: VICTOR TAMAYO
Gender: Male
Entity Type: Individual
Location Address: 2020 IOWA AVE STE 101 RIVERSIDE, CA 92507
Location Phone: (951) 580-1026
Mailing Address: 2020 IOWA AVE STE 101 RIVERSIDE, CA 92507
Mailing Phone: (951) 580-1026
Is Sole Proprietor?: No
Enumeration Date: 10-06-2015
Last Update Date: 07-24-2025
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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: Day Training/Habilitation Specialist
Taxonomy Code: 373H00000X
Type: Nursing Service Related Providers
Taxonomy Description: Individuals experienced or trained in working with developmentally disabled individuals who need assistance in acquiring and maintaining life skills that enable them to cope more effectively with the demands of independent living.

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 1841660669, 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 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 → 8

Pos 4

Unchanged

Pos 5

Doubled → 12 → 1 + 2

Pos 6

Unchanged

Pos 7

Doubled → 0

Pos 8

Unchanged

Pos 9

Doubled → 12 → 1 + 2

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 4 → 8 6 → 12 → 3 0 → 0 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 8 + 1 + 1 + 2 + 6 + 0 + 6 + 1 + 2 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9

This NPI is valid

The calculated check digit is 9, which matches the last digit of 1841660669.