KATHERINE CRISTALES PPS
NPI 1538958533
Psychologist - School in Gardena, CA

NPI Status: Active since May 05, 2025

Contact Information

812 W 165TH PL
GARDENA, CA
ZIP 90247
Phone: (323) 388-3465

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  • Individual
  • Female
  • Psychologist
  • School

About KATHERINE CRISTALES

This page provides the complete NPI Profile along with additional information for Katherine Cristales, a provider established in Gardena, California with a medical specialization in Psychologist, focusing in school . The healthcare provider is registered in the NPI registry with number 1538958533 assigned on May 2025. The practitioner's primary taxonomy code is 103TS0200X with license number 240237430 (CA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1538958533
Provider Name
KATHERINE CRISTALES PPS
Gender
Female
Entity Type
Individual
Location Address
812 W 165TH PL GARDENA, CA 90247
Location Phone
(323) 388-3465
Mailing Address
812 W 165TH PL GARDENA, CA 90247
Mailing Phone
(323) 388-3465
Is Sole Proprietor?
No
Enumeration Date
05-05-2025
Last Update Date
05-05-2025
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Location Map

Secondary Locations

  • 3600 W Imperial Hwy
    Inglewood, CA 90303
    (310) 793-0157

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
License No.
240237430
License State
CA
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

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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 1538958533, we treat the final digit (3) 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 3).

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
5
Unchanged
Pos 3
3
Doubled → 6
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
3
Doubled → 6
Check
3
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 3 → 6 9 → 18 → 9 8 → 16 → 7 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 6 + 8 + 1 + 8 + 5 + 1 + 6 + 5 + 6 + 24 = 77

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

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1538958533.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Social Worker (School)
812 W 165TH PL
GARDENA, CA 90247

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538958533, enumerated as an "individual" on May 05, 2025.

The provider is located at 812 W 165TH PL GARDENA, CA 90247 and the phone number is (323) 388-3465.

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