DR. REX BIERLEY PH.D.
NPI 1497805881
Clinical Neuropsychologist in Redwood City, CA

NPI Status: Active since January 10, 2007

Contact Information

1150 VETERANS BLVD
1400 BUILDING
REDWOOD CITY, CA
ZIP 94063
Phone: (650) 299-4782
Fax: (650) 299-4335

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  • Individual
  • Male
  • Clinical Neuropsychologist

About REX BIERLEY

This page provides the complete NPI Profile along with additional information for Rex Bierley, a provider established in Redwood City, California with a medical specialization in Clinical Neuropsychologist. The healthcare provider is registered in the NPI registry with number 1497805881 assigned on January 2007. The practitioner's primary taxonomy code is 103G00000X with license number PSY 11981 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1497805881
Provider Name
DR. REX BIERLEY PH.D.
Gender
Male
Entity Type
Individual
Location Address
1150 VETERANS BLVD 1400 BUILDING REDWOOD CITY, CA 94063
Location Phone
(650) 299-4782
Location Fax
(650) 299-4335
Mailing Address
1150 VETERANS BLVD 1400 BUILDING REDWOOD CITY, CA 94063
Mailing Phone
(650) 299-4782
Mailing Fax
(650) 299-4335
Is Sole Proprietor?
Yes
Enumeration Date
01-10-2007
Last Update Date
07-08-2007
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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

Clinical Neuropsychologist

Taxonomy Code
103G00000X
Type
Behavioral Health & Social Service Providers
License No.
PSY 11981
License State
CA
Taxonomy Description
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.

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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 1497805881, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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
4
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
7
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
0
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 9 → 18 → 9 8 → 16 → 7 5 → 10 → 1 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 8 + 7 + 1 + 6 + 0 + 1 + 0 + 8 + 1 + 6 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1497805881.

Other Providers at the Same Location


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

Dermatology
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Obstetrics & Gynecology (Gynecology)
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Nurse Practitioner (Primary Care)
1150 VETERANS BLVD, CARDIOLOGY STATION K
REDWOOD CITY, CA 94063
Pharmacist
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Pharmacist
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Personal Emergency Response Attendant
1150 VETERANS BLVD, 901 MARSHALL BLDG, 3RD FLOOR
REDWOOD CITY, CA 94063
Pharmacist (Oncology)
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Pediatrics
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Internal Medicine
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Emergency Medicine
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Radiology (Vascular & Interventional Radiology)
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Hospitalist
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Surgery
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Internal Medicine
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Internal Medicine (Cardiovascular Disease)
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Internal Medicine
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Psychiatry & Neurology (Neurology)
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Radiology (Vascular & Interventional Radiology)
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Psychiatry & Neurology (Child & Adolescent Psychiatry)
1150 VETERANS BLVD
REDWOOD CITY, CA 94063
Hospitalist
1150 VETERANS BLVD
REDWOOD CITY, CA 94063

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1497805881, enumerated as an "individual" on January 10, 2007.

The provider is located at 1150 VETERANS BLVD 1400 BUILDING REDWOOD CITY, CA 94063 and the phone number is (650) 299-4782.

Clinical Neuropsychologist with taxonomy code 103G00000X.