GERSON SANTIZO MSN, APRN, PMHNP-BC
NPI 1124827514
Nurse Practitioner - Psychiatric/Mental Health in Westmont, IL

NPI Status: Active since March 10, 2025

Contact Information

1 E OAKHILL DR STE 100
WESTMONT, IL
ZIP 60559
Phone: (855) 519-2122

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  • Individual
  • Male
  • Nurse Practitioner
  • Psychiatric/Mental Health

About GERSON SANTIZO

This page provides the complete NPI Profile along with additional information for Gerson Santizo, a provider established in Westmont, Illinois with a medical specialization in Nurse Practitioner, focusing in psychiatric/mental health . The healthcare provider is registered in the NPI registry with number 1124827514 assigned on March 2025. The practitioner's primary taxonomy code is 363LP0808X with license number 209031671 (IL). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1124827514
Provider Name
GERSON SANTIZO MSN, APRN, PMHNP-BC
Gender
Male
Entity Type
Individual
Location Address
1 E OAKHILL DR STE 100 WESTMONT, IL 60559
Location Phone
(855) 519-2122
Mailing Address
1 E OAKHILL DR STE 100 WESTMONT, IL 60559
Is Sole Proprietor?
No
Enumeration Date
03-10-2025
Last Update Date
03-10-2025
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A nurse practitioner (NP) like Gerson Santizo is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

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

Nurse Practitioner Psychiatric/Mental Health

Taxonomy Code
363LP0808X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
209031671
License State
IL

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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 1124827514, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
2
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
5
Unchanged
Pos 9
1
Doubled → 2
Check
4
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 2 → 4 8 → 16 → 7 7 → 14 → 5 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 1 + 6 + 2 + 1 + 4 + 5 + 2 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1124827514.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Nurse Practitioner (Psychiatric/Mental Health)
1 E OAKHILL DR STE 100
WESTMONT, IL 60559
Nurse Practitioner (Psychiatric/Mental Health)
1 E OAKHILL DR STE 100
WESTMONT, IL 60559
Psychiatry & Neurology (Psychiatry)
1 E OAKHILL DR STE 100
WESTMONT, IL 60559
Nurse Practitioner (Psychiatric/Mental Health)
1 E OAKHILL DR STE 100
WESTMONT, IL 60559

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124827514, enumerated as an "individual" on March 10, 2025.

The provider is located at 1 E OAKHILL DR STE 100 WESTMONT, IL 60559 and the phone number is (855) 519-2122.

Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.