STEFAN SCHALK PSY.D.
NPI 1225485238
Clinical Neuropsychologist in Camp Pendleton, CA

NPI Status: Active since May 19, 2016

Contact Information

200 MERCY CIRCLE
CAMP PENDLETON, CA
ZIP 92055
Phone: (760) 725-1288

Get Directions Write a Review

  • Individual
  • Male
  • Clinical Neuropsychologist

About STEFAN SCHALK

This page provides the complete NPI Profile along with additional information for Stefan Schalk, a provider established in Camp Pendleton, California with a medical specialization in Clinical Neuropsychologist. The healthcare provider is registered in the NPI registry with number 1225485238 assigned on May 2016. The practitioner's primary taxonomy code is 103G00000X with license number PSY-004764 (AZ). The provider is registered as an individual and his NPI record was last updated 3 years ago. Stefan Schalk operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization.

NPI
1225485238
Provider Name
STEFAN SCHALK PSY.D.
Gender
Male
Entity Type
Individual
Location Address
200 MERCY CIRCLE CAMP PENDLETON, CA 92055
Location Phone
(760) 725-1288
Mailing Address
620 JOHN PAUL JONES CIR PORTSMOUTH, VA 23708
Is Sole Proprietor?
Yes
Enumeration Date
05-19-2016
Last Update Date
08-24-2023
Code Navigator

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

Clinical Neuropsychologist

Taxonomy Code
103G00000X
Type
Behavioral Health & Social Service Providers
License No.
PSY-004764
License State
AZ
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.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Reviews for STEFAN SCHALK PSY.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1225485238, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
2
Unchanged
Pos 3
2
Doubled → 4
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
3
Doubled → 6
Check
8
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 4 → 8 5 → 10 → 1 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 8 + 8 + 1 + 0 + 2 + 6 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1225485238.

Other Providers at the Same Location


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

Emergency Medicine
200 MERCY CIRCLE, NAVAL HOSPITAL CAMP PENDLETON
CAMP PENDLETON, CA 92055
Physical Therapist
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
Military Hospital
200 MERCY CIRCLE, ATTENTION: CODE 00QM
CAMP PENDLETON, CA 92055
Student in an Organized Health Care Education/Training Program
200 MERCY CIRCLE, ATTN: MEDICAL STAFF SERVICES
CAMP PENDLETON, CA 92055
Surgery
200 MERCY CIRCLE, NAVAL HOSPITAL CAMP PENDLETON
CAMP PENDLETON, CA 92055
Nurse Practitioner (Psychiatric/Mental Health)
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
Nurse Practitioner
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
Family Medicine
200 MERCY CIRCLE, NAVAL HOSPITAL CAMP PENDLETON
CAMP PENDLETON, CA 92055
Student in an Organized Health Care Education/Training Program
200 MERCY CIRCLE, NAVAL HOSPITAL CAMP PENDLETON
CAMP PENDLETON, CA 92055
Nurse Practitioner (Pediatrics)
200 MERCY CIRCLE, BOX 555191 NAVAL HOSPITAL CAMP PENDLETON
CAMP PENDLETON, CA 92055
Dietitian, Registered
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
Psychologist (Clinical)
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
Radiology (Diagnostic Radiology)
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
Dentist
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
Student in an Organized Health Care Education/Training Program
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
Psychologist (Clinical)
200 MERCY CIRCLE
OCEANSIDE, CA 92055
Military Health Care Provider
200 MERCY CIRCLE, PHARMACY DEPARTMENT
CAMP PENDLETON, CA 92055
Military Health Care Provider
200 MERCY CIRCLE
OCEANSIDE, CA 92055
Physician Assistant
200 MERCY CIRCLE
OCEANSIDE, CA 92055
Pediatrics
200 MERCY CIRCLE
OCEANSIDE, CA 92055

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225485238, enumerated as an "individual" on May 19, 2016.

The provider is located at 200 MERCY CIRCLE CAMP PENDLETON, CA 92055 and the phone number is (760) 725-1288.

Clinical Neuropsychologist with taxonomy code 103G00000X.