DR. CHAD GRILLS PH.D.
NPI 1255317798
Clinical Neuropsychologist in Tripler Amc, HI

NPI Status: Active since December 16, 2005

Contact Information

1 JARRETT WHITE RD
TRIPLER ARMY MEDICAL CENTER, HI 96859-5001
TRIPLER AMC, HI
ZIP 96859
Phone: (808) 433-6661
Fax: (808) 433-1551

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  • Individual
  • Male
  • Clinical Neuropsychologist

About CHAD GRILLS

This page provides the complete NPI Profile along with additional information for Chad Grills, a provider established in Tripler Amc, Hawaii with a medical specialization in Clinical Neuropsychologist. The healthcare provider is registered in the NPI registry with number 1255317798 assigned on December 2005. The practitioner's primary taxonomy code is 103G00000X with license number PSY890 (HI). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1255317798
Provider Name
DR. CHAD GRILLS PH.D.
Gender
Male
Entity Type
Individual
Location Address
1 JARRETT WHITE RD TRIPLER ARMY MEDICAL CENTER, HI 96859-5001 TRIPLER AMC, HI 96859
Location Phone
(808) 433-6661
Location Fax
(808) 433-1551
Mailing Address
1 JARRETT WHITE RD TRIPLER ARMY MEDICAL CENTER, HI 96859-5001 TRIPLER AMC, HI 96859
Mailing Phone
(808) 433-6661
Mailing Fax
(808) 433-1551
Is Sole Proprietor?
No
Enumeration Date
12-16-2005
Last Update Date
08-02-2023
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Location Map

Secondary Locations

  • BLDG 683 WAIANAE AVE
    SCHOFIELD BARRACKS, HI 96786
    (808) 433-8500

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.
PSY890
License State
HI
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.

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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 1255317798, 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
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
3
Doubled → 6
Pos 6
1
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
7
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 5 → 10 → 1 3 → 6 7 → 14 → 5 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 6 + 1 + 1 + 4 + 7 + 1 + 8 + 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 1255317798.

Other Providers at the Same Location


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

Hospitalist
1 JARRETT WHITE RD, DEPT OF MEDICINE (MCHK-DM)
TRIPLER ARMY MEDICAL CENTER, HI 96859
Registered Nurse
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER
TAMC, HI 96859
Registered Nurse (Medical-Surgical)
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER
TRIPLER AMC, HI 96859
Nurse Anesthetist, Certified Registered
1 JARRETT WHITE RD, ATTN: MCHK-QS
TRIPLER AMC, HI 96859
Licensed Practical Nurse
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER ATTN: MCHK-QS
TRIPLER AMC, HI 96859
Internal Medicine (Hematology & Oncology)
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER, ATTN:MCHK-QS
TRIPLER AMC, HI 96859
Registered Nurse
1 JARRETT WHITE RD, AMC
TAMC, HI 96859
Internal Medicine (Pulmonary Disease)
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER
TAMC, HI 96859
Internal Medicine (Hematology & Oncology)
1 JARRETT WHITE RD, MCHK-DMO, TAMC
TAMC, HI 96859
Clinical Nurse Specialist (Psychiatric/Mental Health, Adult)
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER ATTN:MCHK-QS
TRIPLER AMC, HI 96859
Pathology (Anatomic Pathology & Clinical Pathology)
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER
TRIPLER AMC, HI 96859
Marriage & Family Therapist
1 JARRETT WHITE RD, TRIPLER ARMY MEDIAL CENTER ATTN: MCHK-QS
TRIPLER AMC, HI 96859
Registered Nurse
1 JARRETT WHITE RD
TAMC, HI 96859
Physical Therapist (Orthopedic)
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER
TRIPLER AMC, HI 96859
Pediatrics
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER
TRIPLER AMC, HI 96859
Dietitian, Registered
1 JARRETT WHITE RD, TRIPLER AMC
TRIPLER AMC, HI 96859
Social Worker (Clinical)
1 JARRETT WHITE RD, TRIPLER ARMY MEDICAL CENTER ATTN: MCHK-QS
TRIPLER AMC, HI 96859
Radiology (Diagnostic Radiology)
1 JARRETT WHITE RD
TAMC, HI 96859
Internal Medicine
1 JARRETT WHITE RD
TAMC, HI 96859
Optometrist
1 JARRETT WHITE RD, OPTOMETRY SERVICE
TRIPLER AMC, HI 96859

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255317798, enumerated as an "individual" on December 16, 2005.

The provider is located at 1 JARRETT WHITE RD TRIPLER ARMY MEDICAL CENTER, HI 96859-5001 TRIPLER AMC, HI 96859 and the phone number is (808) 433-6661.

Clinical Neuropsychologist with taxonomy code 103G00000X.