MS. MARIA VALLEJO MS, EDS, NCSP
NPI 1134056039
Psychologist - School in Casa Grande, AZ

NPI Status: Active since May 05, 2026

Contact Information

220 W KORTSEN RD
CASA GRANDE, AZ
ZIP 85122
Phone: (520) 876-3244

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  • Individual
  • Female
  • Psychologist
  • School

About MARIA VALLEJO

This page provides the complete NPI Profile along with additional information for Maria Vallejo, a provider established in Casa Grande, Arizona with a medical specialization in Psychologist, focusing in school . The healthcare provider is registered in the NPI registry with number 1134056039 assigned on May 2026. The practitioner's primary taxonomy code is 103TS0200X. The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1134056039
Provider Name
MS. MARIA VALLEJO MS, EDS, NCSP
Gender
Female
Entity Type
Individual
Location Address
220 W KORTSEN RD CASA GRANDE, AZ 85122
Location Phone
(520) 876-3244
Mailing Address
220 W KORTSEN RD CASA GRANDE, AZ 85122
Mailing Phone
(520) 876-3244
Is Sole Proprietor?
Yes
Enumeration Date
05-05-2026
Last Update Date
05-05-2026
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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

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

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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 1134056039, we treat the final digit (9) 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).

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

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 6 + 4 + 0 + 5 + 1 + 2 + 0 + 6 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1134056039.

Other Providers at the Same Location


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

Occupational Therapist
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Local Education Agency (LEA)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Specialist/Technologist (Audiology Assistant)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Registered Nurse
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Registered Nurse
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Specialist/Technologist (Speech-Language Assistant)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Specialist/Technologist (Speech-Language Assistant)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Specialist/Technologist (Speech-Language Assistant)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Specialist/Technologist (Speech-Language Assistant)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Specialist/Technologist (Speech-Language Assistant)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Registered Nurse (School)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Registered Nurse
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Specialist/Technologist (Audiology Assistant)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Specialist/Technologist (Speech-Language Assistant)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Registered Nurse
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Occupational Therapist
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Clinic/Center (Developmental Disabilities)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Specialist/Technologist (Speech-Language Assistant)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Registered Nurse (School)
220 W KORTSEN RD
CASA GRANDE, AZ 85122
Specialist/Technologist (Speech-Language Assistant)
220 W KORTSEN RD
CASA GRANDE, AZ 85122

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1134056039, enumerated as an "individual" on May 05, 2026.

The provider is located at 220 W KORTSEN RD CASA GRANDE, AZ 85122 and the phone number is (520) 876-3244.

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