JOEL BARAJAS JR.
NPI 1992335905
Rehabilitation Practitioner in Fairfield, CA

NPI Status: Active since January 17, 2020

Contact Information

480 CHADBOURNE RD
FAIRFIELD, CA
ZIP 94534
Phone: (510) 317-1444

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  • Individual
  • Male
  • Rehabilitation Practitioner

About JOEL BARAJAS

This page provides the complete NPI Profile along with additional information for Joel Barajas, a provider established in Fairfield, California with a medical specialization in Rehabilitation Practitioner. The healthcare provider is registered in the NPI registry with number 1992335905 assigned on January 2020. The practitioner's primary taxonomy code is 225400000X. The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1992335905
Provider Name
JOEL BARAJAS JR.
Gender
Male
Entity Type
Individual
Location Address
480 CHADBOURNE RD FAIRFIELD, CA 94534
Location Phone
(510) 317-1444
Mailing Address
480 CHADBOURNE RD FAIRFIELD, CA 94534
Mailing Phone
(510) 317-1444
Is Sole Proprietor?
No
Enumeration Date
01-17-2020
Last Update Date
06-27-2025
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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

Rehabilitation Practitioner

Taxonomy Code
225400000X
Type
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Description
A health care practitioner who trains or retrains individuals disabled by disease or injury to help them attain their maximum functional capacity.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1101Y00000XBehavioral Health & Social Service Providers

Counselor

 
2104100000XBehavioral Health & Social Service Providers

Social Worker

 
3171M00000XOther Service Providers

Case Manager/Care Coordinator

 
4390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

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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 1992335905, 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
3
Doubled → 6
Pos 6
3
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
9
Unchanged
Pos 9
0
Doubled → 0
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 9 → 18 → 9 3 → 6 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 6 + 3 + 1 + 0 + 9 + 0 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1992335905.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Dermatology
480 CHADBOURNE RD, STE 201
FAIRFIELD, CA 94534
Dermatology
480 CHADBOURNE RD, SUITE 201
FAIRFIELD, CA 94534
Physician Assistant (Medical)
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Social Worker
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Social Worker
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Marriage & Family Therapist
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Social Worker
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Community Health Worker
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Social Worker
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Marriage & Family Therapist
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Counselor (Professional)
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Social Worker
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Social Worker
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Marriage & Family Therapist
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Community Health Worker
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Rehabilitation Practitioner
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Day Training/Habilitation Specialist
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Day Training/Habilitation Specialist
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Marriage & Family Therapist
480 CHADBOURNE RD
FAIRFIELD, CA 94534
Day Training/Habilitation Specialist
480 CHADBOURNE RD
FAIRFIELD, CA 94534

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992335905, enumerated as an "individual" on January 17, 2020.

The provider is located at 480 CHADBOURNE RD FAIRFIELD, CA 94534 and the phone number is (510) 317-1444.

Rehabilitation Practitioner with taxonomy code 225400000X.