DR. ROGER GALEN CLARK PSY.D.
NPI 1669501136
Psychologist - Prescribing (Medical) in Fort Campbell, KY

NPI Status: Active since March 02, 2007

Contact Information

BLANCHFIELD ARMY COMMUNITY HOSPITAL
650 JOEL DR
FORT CAMPBELL, KY
ZIP 42223
Phone: (270) 956-0129

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  • Individual
  • Male
  • Psychologist
  • Prescribing (Medical)

About ROGER CLARK

This page provides the complete NPI Profile along with additional information for Roger Clark, a provider established in Fort Campbell, Kentucky with a medical specialization in Psychologist, focusing in prescribing (medical) . The healthcare provider is registered in the NPI registry with number 1669501136 assigned on March 2007. The practitioner's primary taxonomy code is 103TP0016X with license number 322138 (LA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1669501136
Provider Name
DR. ROGER GALEN CLARK PSY.D.
Gender
Male
Entity Type
Individual
Location Address
BLANCHFIELD ARMY COMMUNITY HOSPITAL 650 JOEL DR FORT CAMPBELL, KY 42223
Location Phone
(270) 956-0129
Mailing Address
BLANCHFIELD ARMY COMMUNITY HOSPITAL 650 JOEL DRIVE FORT CAMPBELL, KY 42223
Is Sole Proprietor?
Yes
Enumeration Date
03-02-2007
Last Update Date
05-31-2023
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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 Prescribing (Medical)

Taxonomy Code
103TP0016X
Type
Behavioral Health & Social Service Providers
License No.
322138
License State
LA
Taxonomy Description
A licensed, doctoral-level psychologist authorized to prescribe and has undergone specialized education and training in preparation for prescriptive practice and has passed an examination accepted by the state board of psychology relevant to establishing competence for prescribing, and has received from the state board of psychology a current certificate granting prescriptive authority, which has not been revoked or suspended.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1103T00000XBehavioral Health & Social Service Providers

Psychologist

1187 (KY)
2103T00000XBehavioral Health & Social Service Providers

Psychologist

2800 (TN)

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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 1669501136, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
1
Unchanged
Pos 9
3
Doubled → 6
Check
6
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 6 → 12 → 3 5 → 10 → 1 1 → 2 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 1 + 0 + 0 + 2 + 1 + 6 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1669501136.

Other Providers at the Same Location


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

Obstetrics & Gynecology
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR
FORT CAMPBELL, KY 42223
Physician Assistant (Surgical)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR.
FORT CAMPBELL, KY 42223
Social Worker (Clinical)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR
FORT CAMPBELL, KY 42223
Registered Nurse (Community Health)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR.
FORT CAMPBELL, KY 42223
Psychologist
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DRIVE
FORT CAMPBELL, KY 42223
Ophthalmology
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DRIVE
FT. CAMPBELL, TN 42223
Physician Assistant (Medical)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DRIVE
FORT CAMPBELL, KY 42223
Counselor (Professional)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DRIVE
FT CAMPBELL, KY 42223
Pathology (Anatomic Pathology & Clinical Pathology)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR.
FORT CAMPBELL, KY 42223
Preventive Medicine (Public Health & General Preventive Medicine)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DRIVE
FT. CAMPBELL, KY 42223
Physician Assistant (Medical)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR.
FORT CAMPBELL, KY 42223
Physical Therapist
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR.
FORT CAMPBELL, KY 42223
Advanced Practice Midwife
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DRIVE
FT. CAMPBELL, KY 42223
Physician Assistant (Medical)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DRIVE
FORT CAMPBALL, KY 42223
Nurse Practitioner (Women's Health)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR.
FT. CAMPBELL, KY 42223
Otolaryngology
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR.
FORT CAMPBELL, KY 42223
Psychiatry & Neurology (Child & Adolescent Psychiatry)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DRIVE
FORT CAMPBELL, KY 42223
Registered Nurse (Medical-Surgical)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DRIVE
FORT CAMPBELL, KY 42223
Registered Nurse (Emergency)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR
FORT CAMPBELL, KY 42223
Registered Nurse (Emergency)
BLANCHFIELD ARMY COMMUNITY HOSPITAL, 650 JOEL DR
FORT CAMPBELL, KY 42223

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669501136, enumerated as an "individual" on March 02, 2007.

The provider is located at BLANCHFIELD ARMY COMMUNITY HOSPITAL 650 JOEL DR FORT CAMPBELL, KY 42223 and the phone number is (270) 956-0129.

Psychologist with taxonomy code 103TP0016X and a focus in Prescribing (Medical).