CHAD TIRADEAU
NPI 1649986415
Driver in Diamond Bar, CA

NPI Status: Active since January 25, 2023

Contact Information

23645 PROSPECT VALLEY DR
DIAMOND BAR, CA
ZIP 91765
Phone: (949) 433-3206

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  • Individual
  • Male
  • Driver

About CHAD TIRADEAU

This page provides the complete NPI Profile along with additional information for Chad Tiradeau, a provider established in Diamond Bar, California with a medical specialization in Driver. The healthcare provider is registered in the NPI registry with number 1649986415 assigned on January 2023. The practitioner's primary taxonomy code is 172A00000X with license number D8719994 (CA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1649986415
Provider Name
CHAD TIRADEAU
Gender
Male
Entity Type
Individual
Location Address
23645 PROSPECT VALLEY DR DIAMOND BAR, CA 91765
Location Phone
(949) 433-3206
Mailing Address
23645 PROSPECT VALLEY DR DIAMOND BAR, CA 91765
Mailing Phone
(949) 433-3206
Is Sole Proprietor?
No
Enumeration Date
01-25-2023
Last Update Date
01-25-2023
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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

Driver

Taxonomy Code
172A00000X
Type
Other Service Providers
License No.
D8719994
License State
CA
Taxonomy Description
A person employed to operate a motor vehicle as a carrier of persons or property.

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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 1649986415, we treat the final digit (5) 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 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 5).

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
6
Unchanged
Pos 3
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
8
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
4
Unchanged
Pos 9
1
Doubled → 2
Check
5
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 9 → 18 → 9 6 → 12 → 3 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 1 + 8 + 8 + 1 + 2 + 4 + 2 + 24 = 75

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

The next multiple of ten after 75 is 80. The difference is the calculated check digit.

80 - 75 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1649986415.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Non-emergency Medical Transport (VAN)
23645 PROSPECT VALLEY DR
DIAMOND BAR, CA 91765
Non-emergency Medical Transport (VAN)
23645 PROSPECT VALLEY DR
DIAMOND BAR, CA 91765

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649986415, enumerated as an "individual" on January 25, 2023.

The provider is located at 23645 PROSPECT VALLEY DR DIAMOND BAR, CA 91765 and the phone number is (949) 433-3206.

Driver with taxonomy code 172A00000X.