EDUARDO QUEZADA
NPI 1699152199
Rehabilitation Practitioner in Fullerton, CA

NPI Status: Active since May 04, 2015

Contact Information

801 E CHAPMAN AVE STE 203
FULLERTON, CA
ZIP 92831
Phone: (909) 545-7199

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

Individual
Male
Rehabilitation Practitioner

About EDUARDO QUEZADA

This page provides the complete NPI Profile along with additional information for Eduardo Quezada, a provider established in Fullerton, California with a medical specialization in Rehabilitation Practitioner. The healthcare provider is registered in the NPI registry with number 1699152199 assigned on May 2015. The practitioner's primary taxonomy code is 225400000X. The provider is registered as an individual and his NPI record was last updated 11 years ago.

NPI: 1699152199
Provider Name: EDUARDO QUEZADA
Gender: Male
Entity Type: Individual
Location Address: 801 E CHAPMAN AVE STE 203 FULLERTON, CA 92831
Location Phone: (909) 545-7199
Mailing Address: PO BOX 919 FULLERTON, CA 92836
Mailing Phone: (909) 545-7199
Is Sole Proprietor?: Yes
Enumeration Date: 05-04-2015
Last Update Date: 05-04-2015
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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: Rehabilitation Practitioner
Taxonomy Code: 225400000X
Type: Respiratory, Developmental, Rehabilitative and Restorative Service Providers
License State: CA
Taxonomy Description: A health care practitioner who trains or retrains individuals disabled by disease or injury to help them attain their maximum functional capacity.

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 1699152199, 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 → 18 → 1 + 8

Pos 4

Unchanged

Pos 5

Doubled → 2

Pos 6

Unchanged

Pos 7

Doubled → 4

Pos 8

Unchanged

Pos 9

Doubled → 18 → 1 + 8

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 9 → 18 → 9 1 → 2 2 → 4 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 8 + 9 + 2 + 5 + 4 + 1 + 1 + 8 + 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 1699152199.