TIERRA T. ELLIS
NPI 1013269976
Psychologist - School in Torrance, CA

NPI Status: Active since October 02, 2012

Contact Information

1819 SAN ARDO ST
TORRANCE, CA
ZIP 90501
Phone: (323) 432-0389

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  • Individual
  • Female
  • Psychologist
  • School

About TIERRA ELLIS

This page provides the complete NPI Profile along with additional information for Tierra Ellis, a provider established in Torrance, California with a medical specialization in Psychologist, focusing in school . The healthcare provider is registered in the NPI registry with number 1013269976 assigned on October 2012. The practitioner's primary taxonomy code is 103TS0200X. The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1013269976
Provider Name
TIERRA T. ELLIS
Gender
Female
Entity Type
Individual
Location Address
1819 SAN ARDO ST TORRANCE, CA 90501
Location Phone
(323) 432-0389
Mailing Address
3705 W PICO BLVD # 835 LOS ANGELES, CA 90019
Mailing Phone
(323) 432-0389
Is Sole Proprietor?
Yes
Enumeration Date
10-02-2012
Last Update Date
05-24-2021
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Location Map

Secondary Locations

  • 1005 S Central Ave
    Los Angeles, CA 90021
    (213) 533-1050
  • 4650 W Sunset Blvd # 53
    Los Angeles, CA 90027
    (323) 361-3849

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

Psychologist School

Taxonomy Code
103TS0200X
Type
Behavioral Health & Social Service Providers
Taxonomy Description
A psychologist whose specialty is concerned with the science and practice of psychology with children, youth, families; learners of all ages; and the schooling process. The basic education and training of school psychologists prepares them to provide a range of psychological diagnosis, assessment, intervention, prevention, health promotion, and program development and evaluation services with a special focus on the developmental processes of children and youth within the context of schools, families and other systems. School psychologists are prepared to intervene at the individual and system level, and develop, implement, and evaluate preventive programs. In these efforts, they conduct ecologically valid assessments and intervene to promote positive learning environments within which children and youth from diverse backgrounds to ensure that all have equal access to effective educational and psychological services that promote healthy development

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)
1171M00000XOther Service Providers

Case Manager/Care Coordinator

 
2225C00000XRespiratory, Developmental, Rehabilitative and Restorative Service Providers

Rehabilitation Counselor

 

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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 1013269976, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
0
Unchanged
Pos 3
1
Doubled → 2
Pos 4
3
Unchanged
Pos 5
2
Doubled → 4
Pos 6
6
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
9
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
6
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 2 → 4 9 → 18 → 9 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 2 + 3 + 4 + 6 + 1 + 8 + 9 + 1 + 4 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1013269976.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1013269976, enumerated as an "individual" on October 02, 2012.

The provider is located at 1819 SAN ARDO ST TORRANCE, CA 90501 and the phone number is (323) 432-0389.

Psychologist with taxonomy code 103TS0200X and a focus in School.