DR. JILLIAN G BARRETT PH.D.
NPI 1811906191
Audiologist-Hearing Aid Fitter in Danville, CA

NPI Status: Active since August 05, 2006

Contact Information

4165 BLACKHAWK PLAZA CIR
SUITE 100
DANVILLE, CA
ZIP 94506
Phone: (925) 918-0113
Fax: (925) 831-9952

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  • Individual
  • Female
  • Audiologist-Hearing Aid Fitter

About JILLIAN BARRETT

This page provides the complete NPI Profile along with additional information for Jillian Barrett, a provider established in Danville, California with a medical specialization in Audiologist-hearing Aid Fitter. The healthcare provider is registered in the NPI registry with number 1811906191 assigned on August 2006. The practitioner's primary taxonomy code is 237600000X with license number AU 1970 (CA). The provider is registered as an individual and her NPI record was last updated 13 years ago.

NPI
1811906191
Provider Name
DR. JILLIAN G BARRETT PH.D.
Gender
Female
Entity Type
Individual
Location Address
4165 BLACKHAWK PLAZA CIR SUITE 100 DANVILLE, CA 94506
Location Phone
(925) 918-0113
Location Fax
(925) 831-9952
Mailing Address
4165 BLACKHAWK PLAZA CIR SUITE #100 DANVILLE, CA 94506
Mailing Phone
(925) 918-0113
Mailing Fax
(925) 831-9952
Is Sole Proprietor?
No
Enumeration Date
08-05-2006
Last Update Date
03-22-2013
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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

Audiologist-Hearing Aid Fitter

Taxonomy Code
237600000X
Type
Speech, Language and Hearing Service Providers
License No.
AU 1970
License State
CA
Taxonomy Description
An audiologist/hearing aid fitter is the professional who specializes in evaluating and treating people with hearing loss, conducts a wide variety of tests to determine the exact nature of an individual's hearing problem, presents a variety of treatment options to patients, dispenses and fits hearing aids, administers tests of balance to evaluate dizziness and provides hearing rehabilitation training. This classification should be used where individuals are licensed as audiologist-hearing aid fitters as opposed to states that license individuals as audiologists.

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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 1811906191, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
8
Unchanged
Pos 3
1
Doubled → 2
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
1
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 1 → 2 9 → 18 → 9 6 → 12 → 3 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 2 + 1 + 1 + 8 + 0 + 1 + 2 + 1 + 1 + 8 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1811906191.

Other Providers at the Same Location


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

Nurse Practitioner (Family)
4165 BLACKHAWK PLAZA CIR, # 100
DANVILLE, CA 94506
Nurse Practitioner (Women's Health)
4165 BLACKHAWK PLAZA CIR, # 100
DANVILLE, CA 94506
Pediatrics
4165 BLACKHAWK PLAZA CIR, # 100
DANVILLE, CA 94506
Family Medicine
4165 BLACKHAWK PLAZA CIR, # 100
DANVILLE, CA 94506
Physical Therapist
4165 BLACKHAWK PLAZA CIR, #275
DANVILLE, CA 94506
Family Medicine
4165 BLACKHAWK PLAZA CIR, #100
DANVILLE, CA 94506
Physical Therapist
4165 BLACKHAWK PLAZA CIR, #275
DANVILLE, CA 94506
Nurse Practitioner (Adult Health)
4165 BLACKHAWK PLAZA CIR, #250
DANVILLE, CA 94506
Surgery (Plastic and Reconstructive Surgery)
4165 BLACKHAWK PLAZA CIR, SUITE 150
DANVILLE, CA 94506
Surgery (Plastic and Reconstructive Surgery)
4165 BLACKHAWK PLAZA CIR, SUITE 150
DANVILLE, CA 94506
Registered Nurse (Lactation Consultant)
4165 BLACKHAWK PLAZA CIR
DANVILLE, CA 94506
Dentist (General Practice)
4165 BLACKHAWK PLAZA CIR, SUITE 200
DANVILLE, CA 94506
Family Medicine
4165 BLACKHAWK PLAZA CIR, SUITE 265
DANVILLE, CA 94506
Chiropractor
4165 BLACKHAWK PLAZA CIR, SUITE 250
DANVILLE, CA 94506
Pediatrics
4165 BLACKHAWK PLAZA CIR, SUITE #100
DANVILLE, CA 94506
Internal Medicine
4165 BLACKHAWK PLAZA CIR, #265
DANVILLE, CA 94506
Family Medicine
4165 BLACKHAWK PLAZA CIR, SUITE 265
DANVILLE, CA 94506
Physical Therapist (Orthopedic)
4165 BLACKHAWK PLAZA CIR, #275
DANVILLE, CA 94506
Nurse Practitioner
4165 BLACKHAWK PLAZA CIR, SUITE 100
DANVILLE, CA 94506
Dentist (Orthodontics and Dentofacial Orthopedics)
4165 BLACKHAWK PLAZA CIR, SUITE 260
DANVILLE, CA 94506

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1811906191, enumerated as an "individual" on August 05, 2006.

The provider is located at 4165 BLACKHAWK PLAZA CIR SUITE 100 DANVILLE, CA 94506 and the phone number is (925) 918-0113.

Audiologist-Hearing Aid Fitter with taxonomy code 237600000X.